diff --git a/UPGRADE-3.2.md b/UPGRADE-3.2.md
index d5abb75854..e151275472 100644
--- a/UPGRADE-3.2.md
+++ b/UPGRADE-3.2.md
@@ -12,6 +12,52 @@ Console
  * Setting unknown style options is deprecated and will throw an exception in
    Symfony 4.0.
 
+ * The `QuestionHelper::setInputStream()` method is deprecated and will be
+   removed in Symfony 4.0. Use `StreamableInputInterface::setStream()` or
+   `CommandTester::setInputs()` instead.
+
+   Before:
+
+   ```php
+   $input = new ArrayInput();
+
+   $questionHelper->setInputStream($stream);
+   $questionHelper->ask($input, $output, $question);
+   ```
+
+   After:
+
+   ```php
+   $input = new ArrayInput();
+   $input->setStream($stream);
+
+   $questionHelper->ask($input, $output, $question);
+   ```
+
+   Before:
+
+   ```php
+   $commandTester = new CommandTester($command);
+
+   $stream = fopen('php://memory', 'r+', false);
+   fputs($stream, "AppBundle\nYes");
+   rewind($stream);
+
+   $command->getHelper('question')->setInputStream($stream);
+
+   $commandTester->execute();
+   ```
+
+   After:
+
+   ```php
+   $commandTester = new CommandTester($command);
+
+   $commandTester->setInputs(array('AppBundle', 'Yes'));
+
+   $commandTester->execute();
+   ```
+
 DependencyInjection
 -------------------
 
@@ -21,9 +67,9 @@ DependencyInjection
 ExpressionLanguage
 -------------------
 
-* Passing a `ParserCacheInterface` instance to the `ExpressionLanguage` has been
-  deprecated and will not be supported in Symfony 4.0. You should use the
-  `CacheItemPoolInterface` interface instead.
+ * Passing a `ParserCacheInterface` instance to the `ExpressionLanguage` has been
+   deprecated and will not be supported in Symfony 4.0. You should use the
+   `CacheItemPoolInterface` interface instead.
 
 Form
 ----
diff --git a/UPGRADE-4.0.md b/UPGRADE-4.0.md
index d42a6d7dc8..64329f93f7 100644
--- a/UPGRADE-4.0.md
+++ b/UPGRADE-4.0.md
@@ -12,6 +12,52 @@ Console
  * Setting unknown style options is not supported anymore and throws an
    exception.
 
+ * The `QuestionHelper::setInputStream()` method is removed. Use
+   `StreamableInputInterface::setStream()` or `CommandTester::setInputs()`
+   instead.
+
+   Before:
+
+   ```php
+   $input = new ArrayInput();
+
+   $questionHelper->setInputStream($stream);
+   $questionHelper->ask($input, $output, $question);
+   ```
+
+   After:
+
+   ```php
+   $input = new ArrayInput();
+   $input->setStream($stream);
+
+   $questionHelper->ask($input, $output, $question);
+   ```
+
+   Before:
+
+   ```php
+   $commandTester = new CommandTester($command);
+
+   $stream = fopen('php://memory', 'r+', false);
+   fputs($stream, "AppBundle\nYes");
+   rewind($stream);
+
+   $command->getHelper('question')->setInputStream($stream);
+
+   $commandTester->execute();
+   ```
+
+   After:
+
+   ```php
+   $commandTester = new CommandTester($command);
+
+   $commandTester->setInputs(array('AppBundle', 'Yes'));
+
+   $commandTester->execute();
+   ```
+
 Debug
 -----
 
diff --git a/src/Symfony/Bridge/Doctrine/Tests/Form/Type/EntityTypeTest.php b/src/Symfony/Bridge/Doctrine/Tests/Form/Type/EntityTypeTest.php
index e87713f561..0650501999 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/Form/Type/EntityTypeTest.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/Form/Type/EntityTypeTest.php
@@ -29,13 +29,16 @@ use Symfony\Bridge\Doctrine\Tests\Fixtures\SingleStringIdEntity;
 use Symfony\Component\Form\ChoiceList\View\ChoiceGroupView;
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
 use Symfony\Component\Form\Forms;
-use Symfony\Component\Form\Test\TypeTestCase;
+use Symfony\Component\Form\Tests\Extension\Core\Type\BaseTypeTest;
+use Symfony\Component\Form\Tests\Extension\Core\Type\FormTypeTest;
 use Symfony\Component\PropertyAccess\PropertyAccess;
 use Symfony\Bridge\Doctrine\Tests\Fixtures\SingleAssociationToIntIdEntity;
 use Symfony\Bridge\Doctrine\Tests\Fixtures\SingleIntIdNoToStringEntity;
 
-class EntityTypeTest extends TypeTestCase
+class EntityTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Bridge\Doctrine\Form\Type\EntityType';
+
     const ITEM_GROUP_CLASS = 'Symfony\Bridge\Doctrine\Tests\Fixtures\GroupableEntity';
     const SINGLE_IDENT_CLASS = 'Symfony\Bridge\Doctrine\Tests\Fixtures\SingleIntIdEntity';
     const SINGLE_IDENT_NO_TO_STRING_CLASS = 'Symfony\Bridge\Doctrine\Tests\Fixtures\SingleIntIdNoToStringEntity';
@@ -116,7 +119,7 @@ class EntityTypeTest extends TypeTestCase
      */
     public function testClassOptionIsRequired()
     {
-        $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType');
+        $this->factory->createNamed('name', static::TESTED_TYPE);
     }
 
     /**
@@ -124,7 +127,7 @@ class EntityTypeTest extends TypeTestCase
      */
     public function testInvalidClassOption()
     {
-        $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'class' => 'foo',
         ));
     }
@@ -136,7 +139,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'required' => false,
@@ -153,13 +156,14 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $view = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'required' => false,
-        ));
+        ))
+            ->createView();
 
-        $this->assertEquals(array(1 => new ChoiceView($entity1, '1', 'Foo'), 2 => new ChoiceView($entity2, '2', 'Bar')), $field->createView()->vars['choices']);
+        $this->assertEquals(array(1 => new ChoiceView($entity1, '1', 'Foo'), 2 => new ChoiceView($entity2, '2', 'Bar')), $view->vars['choices']);
     }
 
     public function testSetDataToUninitializedEntityWithNonRequiredQueryBuilder()
@@ -170,15 +174,16 @@ class EntityTypeTest extends TypeTestCase
         $this->persist(array($entity1, $entity2));
         $qb = $this->em->createQueryBuilder()->select('e')->from(self::SINGLE_IDENT_CLASS, 'e');
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $view = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'required' => false,
             'choice_label' => 'name',
             'query_builder' => $qb,
-        ));
+        ))
+            ->createView();
 
-        $this->assertEquals(array(1 => new ChoiceView($entity1, '1', 'Foo'), 2 => new ChoiceView($entity2, '2', 'Bar')), $field->createView()->vars['choices']);
+        $this->assertEquals(array(1 => new ChoiceView($entity1, '1', 'Foo'), 2 => new ChoiceView($entity2, '2', 'Bar')), $view->vars['choices']);
     }
 
     /**
@@ -186,7 +191,7 @@ class EntityTypeTest extends TypeTestCase
      */
     public function testConfigureQueryBuilderWithNonQueryBuilderAndNonClosure()
     {
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => new \stdClass(),
@@ -198,7 +203,7 @@ class EntityTypeTest extends TypeTestCase
      */
     public function testConfigureQueryBuilderWithClosureReturningNonQueryBuilder()
     {
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => function () {
@@ -216,7 +221,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => function () {
@@ -229,7 +234,7 @@ class EntityTypeTest extends TypeTestCase
 
     public function testSetDataSingleNull()
     {
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
@@ -242,7 +247,7 @@ class EntityTypeTest extends TypeTestCase
 
     public function testSetDataMultipleExpandedNull()
     {
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'em' => 'default',
@@ -256,7 +261,7 @@ class EntityTypeTest extends TypeTestCase
 
     public function testSetDataMultipleNonExpandedNull()
     {
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'em' => 'default',
@@ -268,47 +273,6 @@ class EntityTypeTest extends TypeTestCase
         $this->assertSame(array(), $field->getViewData());
     }
 
-    public function testSubmitSingleExpandedNull()
-    {
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
-            'multiple' => false,
-            'expanded' => true,
-            'em' => 'default',
-            'class' => self::SINGLE_IDENT_CLASS,
-        ));
-        $field->submit(null);
-
-        $this->assertNull($field->getData());
-        $this->assertSame('', $field->getViewData(), 'View data is always a string');
-    }
-
-    public function testSubmitSingleNonExpandedNull()
-    {
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
-            'multiple' => false,
-            'expanded' => false,
-            'em' => 'default',
-            'class' => self::SINGLE_IDENT_CLASS,
-        ));
-        $field->submit(null);
-
-        $this->assertNull($field->getData());
-        $this->assertSame('', $field->getViewData());
-    }
-
-    public function testSubmitMultipleNull()
-    {
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
-            'multiple' => true,
-            'em' => 'default',
-            'class' => self::SINGLE_IDENT_CLASS,
-        ));
-        $field->submit(null);
-
-        $this->assertEquals(new ArrayCollection(), $field->getData());
-        $this->assertSame(array(), $field->getViewData());
-    }
-
     public function testSubmitSingleNonExpandedSingleIdentifier()
     {
         $entity1 = new SingleIntIdEntity(1, 'Foo');
@@ -316,7 +280,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'em' => 'default',
@@ -341,7 +305,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($innerEntity1, $innerEntity2, $entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'em' => 'default',
@@ -363,7 +327,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'em' => 'default',
@@ -387,7 +351,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'em' => 'default',
@@ -416,7 +380,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($innerEntity1, $innerEntity2, $innerEntity3, $entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'em' => 'default',
@@ -441,7 +405,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'em' => 'default',
@@ -472,7 +436,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'em' => 'default',
@@ -498,7 +462,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'em' => 'default',
@@ -528,7 +492,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'em' => 'default',
@@ -554,7 +518,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'em' => 'default',
@@ -583,7 +547,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'em' => 'default',
@@ -608,7 +572,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'em' => 'default',
@@ -630,7 +594,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'em' => 'default',
@@ -656,7 +620,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'em' => 'default',
@@ -687,7 +651,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'em' => 'default',
@@ -712,7 +676,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'em' => 'default',
@@ -742,7 +706,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             // not all persisted entities should be displayed
@@ -765,7 +729,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'choice_label' => 'name',
@@ -787,7 +751,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::ITEM_GROUP_CLASS,
             'choice_label' => 'name',
@@ -818,7 +782,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'choice_label' => 'name',
@@ -844,7 +808,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($item1, $item2, $item3, $item4));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::ITEM_GROUP_CLASS,
             'choices' => array($item1, $item2, $item3, $item4),
@@ -875,7 +839,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'preferred_choices' => array($entity3, $entity2),
@@ -894,7 +858,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'choices' => array($entity2, $entity3),
@@ -914,7 +878,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'choices' => array($entity1, $entity2),
@@ -937,7 +901,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($innerEntity1, $innerEntity2, $entity1, $entity2));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_ASSOC_IDENT_CLASS,
             'choices' => array($entity1, $entity2),
@@ -958,7 +922,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::COMPOSITE_IDENT_CLASS,
             'choices' => array($entity1, $entity2),
@@ -981,7 +945,7 @@ class EntityTypeTest extends TypeTestCase
 
         $repository = $this->em->getRepository(self::SINGLE_IDENT_CLASS);
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => $repository->createQueryBuilder('e')
@@ -1009,7 +973,7 @@ class EntityTypeTest extends TypeTestCase
 
         $repository = $this->em->getRepository(self::SINGLE_ASSOC_IDENT_CLASS);
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_ASSOC_IDENT_CLASS,
             'query_builder' => $repository->createQueryBuilder('e')
@@ -1031,10 +995,10 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
-            'query_builder' => function ($repository) {
+            'query_builder' => function (EntityRepository $repository) {
                 return $repository->createQueryBuilder('e')
                     ->where('e.id IN (1, 2)');
             },
@@ -1055,10 +1019,10 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1, $entity2, $entity3));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => 'default',
             'class' => self::COMPOSITE_IDENT_CLASS,
-            'query_builder' => function ($repository) {
+            'query_builder' => function (EntityRepository $repository) {
                 return $repository->createQueryBuilder('e')
                     ->where('e.id1 IN (10, 50)');
             },
@@ -1077,7 +1041,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'em' => 'default',
@@ -1098,7 +1062,7 @@ class EntityTypeTest extends TypeTestCase
 
         $this->persist(array($entity1));
 
-        $field = $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $field = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'em' => 'default',
@@ -1124,7 +1088,7 @@ class EntityTypeTest extends TypeTestCase
             ->with(self::SINGLE_IDENT_CLASS)
             ->will($this->returnValue($this->em));
 
-        $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'class' => self::SINGLE_IDENT_CLASS,
             'required' => false,
             'choice_label' => 'name',
@@ -1139,7 +1103,7 @@ class EntityTypeTest extends TypeTestCase
         $this->emRegistry->expects($this->never())
             ->method('getManagerForClass');
 
-        $this->factory->createNamed('name', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', null, array(
+        $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'em' => $this->em,
             'class' => self::SINGLE_IDENT_CLASS,
             'choice_label' => 'name',
@@ -1168,15 +1132,15 @@ class EntityTypeTest extends TypeTestCase
             ->addTypeGuesser($entityTypeGuesser)
             ->getFormFactory();
 
-        $formBuilder = $factory->createNamedBuilder('form', 'Symfony\Component\Form\Extension\Core\Type\FormType');
+        $formBuilder = $factory->createNamedBuilder('form', FormTypeTest::TESTED_TYPE);
 
-        $formBuilder->add('property1', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', array(
+        $formBuilder->add('property1', static::TESTED_TYPE, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => $repo->createQueryBuilder('e')->where('e.id IN (1, 2)'),
         ));
 
-        $formBuilder->add('property2', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', array(
+        $formBuilder->add('property2', static::TESTED_TYPE, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => function (EntityRepository $repo) {
@@ -1184,7 +1148,7 @@ class EntityTypeTest extends TypeTestCase
             },
         ));
 
-        $formBuilder->add('property3', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', array(
+        $formBuilder->add('property3', static::TESTED_TYPE, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => function (EntityRepository $repo) {
@@ -1231,15 +1195,15 @@ class EntityTypeTest extends TypeTestCase
             ->addTypeGuesser($entityTypeGuesser)
             ->getFormFactory();
 
-        $formBuilder = $factory->createNamedBuilder('form', 'Symfony\Component\Form\Extension\Core\Type\FormType');
+        $formBuilder = $factory->createNamedBuilder('form', FormTypeTest::TESTED_TYPE);
 
-        $formBuilder->add('property1', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', array(
+        $formBuilder->add('property1', static::TESTED_TYPE, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => $repo->createQueryBuilder('e')->where('e.id = :id')->setParameter('id', 1),
         ));
 
-        $formBuilder->add('property2', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', array(
+        $formBuilder->add('property2', static::TESTED_TYPE, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => function (EntityRepository $repo) {
@@ -1247,7 +1211,7 @@ class EntityTypeTest extends TypeTestCase
             },
         ));
 
-        $formBuilder->add('property3', 'Symfony\Bridge\Doctrine\Form\Type\EntityType', array(
+        $formBuilder->add('property3', static::TESTED_TYPE, array(
             'em' => 'default',
             'class' => self::SINGLE_IDENT_CLASS,
             'query_builder' => function (EntityRepository $repo) {
@@ -1282,4 +1246,213 @@ class EntityTypeTest extends TypeTestCase
 
         return $registry;
     }
+
+    public function testPassDisabledAsOption()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'disabled' => true,
+            'class' => self::SINGLE_IDENT_CLASS,
+        ));
+
+        $this->assertTrue($form->isDisabled());
+    }
+
+    public function testPassIdAndNameToView()
+    {
+        $view = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+        ))
+            ->createView();
+
+        $this->assertEquals('name', $view->vars['id']);
+        $this->assertEquals('name', $view->vars['name']);
+        $this->assertEquals('name', $view->vars['full_name']);
+    }
+
+    public function testStripLeadingUnderscoresAndDigitsFromId()
+    {
+        $view = $this->factory->createNamed('_09name', static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+        ))
+            ->createView();
+
+        $this->assertEquals('name', $view->vars['id']);
+        $this->assertEquals('_09name', $view->vars['name']);
+        $this->assertEquals('_09name', $view->vars['full_name']);
+    }
+
+    public function testPassIdAndNameToViewWithParent()
+    {
+        $view = $this->factory->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE)
+            ->add('child', static::TESTED_TYPE, array(
+                'em' => 'default',
+                'class' => self::SINGLE_IDENT_CLASS,
+            ))
+            ->getForm()
+            ->createView();
+
+        $this->assertEquals('parent_child', $view['child']->vars['id']);
+        $this->assertEquals('child', $view['child']->vars['name']);
+        $this->assertEquals('parent[child]', $view['child']->vars['full_name']);
+    }
+
+    public function testPassIdAndNameToViewWithGrandParent()
+    {
+        $builder = $this->factory->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE)
+            ->add('child', FormTypeTest::TESTED_TYPE);
+        $builder->get('child')->add('grand_child', static::TESTED_TYPE, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+        ));
+        $view = $builder->getForm()->createView();
+
+        $this->assertEquals('parent_child_grand_child', $view['child']['grand_child']->vars['id']);
+        $this->assertEquals('grand_child', $view['child']['grand_child']->vars['name']);
+        $this->assertEquals('parent[child][grand_child]', $view['child']['grand_child']->vars['full_name']);
+    }
+
+    public function testPassTranslationDomainToView()
+    {
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+            'translation_domain' => 'domain',
+        ))
+            ->createView();
+
+        $this->assertSame('domain', $view->vars['translation_domain']);
+    }
+
+    public function testInheritTranslationDomainFromParent()
+    {
+        $view = $this->factory
+            ->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE, null, array(
+                'translation_domain' => 'domain',
+            ))
+            ->add('child', static::TESTED_TYPE, array(
+                'em' => 'default',
+                'class' => self::SINGLE_IDENT_CLASS,
+            ))
+            ->getForm()
+            ->createView();
+
+        $this->assertEquals('domain', $view['child']->vars['translation_domain']);
+    }
+
+    public function testPreferOwnTranslationDomain()
+    {
+        $view = $this->factory
+            ->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE, null, array(
+                'translation_domain' => 'parent_domain',
+            ))
+            ->add('child', static::TESTED_TYPE, array(
+                'em' => 'default',
+                'class' => self::SINGLE_IDENT_CLASS,
+                'translation_domain' => 'domain',
+            ))
+            ->getForm()
+            ->createView();
+
+        $this->assertEquals('domain', $view['child']->vars['translation_domain']);
+    }
+
+    public function testDefaultTranslationDomain()
+    {
+        $view = $this->factory
+            ->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE)
+            ->add('child', static::TESTED_TYPE, array(
+                'em' => 'default',
+                'class' => self::SINGLE_IDENT_CLASS,
+            ))
+            ->getForm()
+            ->createView();
+
+        $this->assertNull($view['child']->vars['translation_domain']);
+    }
+
+    public function testPassLabelToView()
+    {
+        $view = $this->factory->createNamed('__test___field', static::TESTED_TYPE, null, array(
+            'label' => 'My label',
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+        ))
+            ->createView();
+
+        $this->assertSame('My label', $view->vars['label']);
+    }
+
+    public function testPassMultipartFalseToView()
+    {
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+        ))
+            ->createView();
+
+        $this->assertFalse($view->vars['multipart']);
+    }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+        ));
+        $form->submit(null);
+
+        $this->assertNull($form->getData());
+        $this->assertNull($form->getNormData());
+        $this->assertSame('', $form->getViewData(), 'View data is always a string');
+    }
+
+    public function testSubmitNullExpanded()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+            'expanded' => true,
+        ));
+        $form->submit(null);
+
+        $this->assertNull($form->getData());
+        $this->assertNull($form->getNormData());
+        $this->assertSame('', $form->getViewData(), 'View data is always a string');
+    }
+
+    public function testSubmitNullMultiple()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+            'multiple' => true,
+        ));
+        $form->submit(null);
+
+        $collection = new ArrayCollection();
+
+        $this->assertEquals($collection, $form->getData());
+        $this->assertEquals($collection, $form->getNormData());
+        $this->assertSame(array(), $form->getViewData(), 'View data is always an array');
+    }
+
+    public function testSubmitNullExpandedMultiple()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'em' => 'default',
+            'class' => self::SINGLE_IDENT_CLASS,
+            'expanded' => true,
+            'multiple' => true,
+        ));
+        $form->submit(null);
+
+        $collection = new ArrayCollection();
+
+        $this->assertEquals($collection, $form->getData());
+        $this->assertEquals($collection, $form->getNormData());
+        $this->assertSame(array(), $form->getViewData(), 'View data is always an array');
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/BaseTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/BaseTypeTest.php
index 997622faa3..facab97309 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/BaseTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/BaseTypeTest.php
@@ -18,6 +18,8 @@ use Symfony\Component\Form\Test\TypeTestCase;
  */
 abstract class BaseTypeTest extends TypeTestCase
 {
+    const TESTED_TYPE = '';
+
     public function testPassDisabledAsOption()
     {
         $form = $this->factory->create($this->getTestedType(), null, array('disabled' => true));
@@ -47,7 +49,7 @@ abstract class BaseTypeTest extends TypeTestCase
 
     public function testPassIdAndNameToViewWithParent()
     {
-        $view = $this->factory->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType')
+        $view = $this->factory->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE)
             ->add('child', $this->getTestedType())
             ->getForm()
             ->createView();
@@ -59,8 +61,8 @@ abstract class BaseTypeTest extends TypeTestCase
 
     public function testPassIdAndNameToViewWithGrandParent()
     {
-        $builder = $this->factory->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType')
-            ->add('child', 'Symfony\Component\Form\Extension\Core\Type\FormType');
+        $builder = $this->factory->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE)
+            ->add('child', FormTypeTest::TESTED_TYPE);
         $builder->get('child')->add('grand_child', $this->getTestedType());
         $view = $builder->getForm()->createView();
 
@@ -71,10 +73,10 @@ abstract class BaseTypeTest extends TypeTestCase
 
     public function testPassTranslationDomainToView()
     {
-        $form = $this->factory->create($this->getTestedType(), null, array(
+        $view = $this->factory->create($this->getTestedType(), null, array(
             'translation_domain' => 'domain',
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('domain', $view->vars['translation_domain']);
     }
@@ -82,7 +84,7 @@ abstract class BaseTypeTest extends TypeTestCase
     public function testInheritTranslationDomainFromParent()
     {
         $view = $this->factory
-            ->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+            ->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE, null, array(
                 'translation_domain' => 'domain',
             ))
             ->add('child', $this->getTestedType())
@@ -95,7 +97,7 @@ abstract class BaseTypeTest extends TypeTestCase
     public function testPreferOwnTranslationDomain()
     {
         $view = $this->factory
-            ->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+            ->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE, null, array(
                 'translation_domain' => 'parent_domain',
             ))
             ->add('child', $this->getTestedType(), array(
@@ -109,7 +111,7 @@ abstract class BaseTypeTest extends TypeTestCase
 
     public function testDefaultTranslationDomain()
     {
-        $view = $this->factory->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType')
+        $view = $this->factory->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE)
             ->add('child', $this->getTestedType())
             ->getForm()
             ->createView();
@@ -119,19 +121,32 @@ abstract class BaseTypeTest extends TypeTestCase
 
     public function testPassLabelToView()
     {
-        $form = $this->factory->createNamed('__test___field', $this->getTestedType(), null, array('label' => 'My label'));
-        $view = $form->createView();
+        $view = $this->factory->createNamed('__test___field', $this->getTestedType(), null, array('label' => 'My label'))
+            ->createView();
 
         $this->assertSame('My label', $view->vars['label']);
     }
 
     public function testPassMultipartFalseToView()
     {
-        $form = $this->factory->create($this->getTestedType());
-        $view = $form->createView();
+        $view = $this->factory->create($this->getTestedType())
+            ->createView();
 
         $this->assertFalse($view->vars['multipart']);
     }
 
-    abstract protected function getTestedType();
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        $form = $this->factory->create($this->getTestedType());
+        $form->submit(null);
+
+        $this->assertSame($expected, $form->getData());
+        $this->assertSame($norm, $form->getNormData());
+        $this->assertSame($view, $form->getViewData());
+    }
+
+    protected function getTestedType()
+    {
+        return static::TESTED_TYPE;
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/BirthdayTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/BirthdayTypeTest.php
index 867816bb76..7f9130b90e 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/BirthdayTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/BirthdayTypeTest.php
@@ -14,20 +14,17 @@ namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 /**
  * @author Stepan Anchugov <kixxx1@gmail.com>
  */
-class BirthdayTypeTest extends BaseTypeTest
+class BirthdayTypeTest extends DateTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\BirthdayType';
+
     /**
      * @expectedException \Symfony\Component\OptionsResolver\Exception\InvalidOptionsException
      */
     public function testSetInvalidYearsOption()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\BirthdayType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'years' => 'bad value',
         ));
     }
-
-    protected function getTestedType()
-    {
-        return 'Symfony\Component\Form\Extension\Core\Type\BirthdayType';
-    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/ButtonTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/ButtonTypeTest.php
index 4d480d5de6..4e2b4f49b8 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/ButtonTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/ButtonTypeTest.php
@@ -16,13 +16,10 @@ namespace Symfony\Component\Form\Tests\Extension\Core\Type;
  */
 class ButtonTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\ButtonType';
+
     public function testCreateButtonInstances()
     {
-        $this->assertInstanceOf('Symfony\Component\Form\Button', $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ButtonType'));
-    }
-
-    protected function getTestedType()
-    {
-        return 'Symfony\Component\Form\Extension\Core\Type\ButtonType';
+        $this->assertInstanceOf('Symfony\Component\Form\Button', $this->factory->create(static::TESTED_TYPE));
     }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/CheckboxTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/CheckboxTypeTest.php
index e235fcb8fe..a9aeb9c270 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/CheckboxTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/CheckboxTypeTest.php
@@ -12,13 +12,14 @@
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
 use Symfony\Component\Form\CallbackTransformer;
-use Symfony\Component\Form\Test\TypeTestCase;
 
-class CheckboxTypeTest extends TypeTestCase
+class CheckboxTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\CheckboxType';
+
     public function testDataIsFalseByDefault()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType');
+        $form = $this->factory->create(static::TESTED_TYPE);
 
         $this->assertFalse($form->getData());
         $this->assertFalse($form->getNormData());
@@ -27,42 +28,42 @@ class CheckboxTypeTest extends TypeTestCase
 
     public function testPassValueToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array('value' => 'foobar'));
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array('value' => 'foobar'))
+            ->createView();
 
         $this->assertEquals('foobar', $view->vars['value']);
     }
 
     public function testCheckedIfDataTrue()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType');
-        $form->setData(true);
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE)
+            ->setData(true)
+            ->createView();
 
         $this->assertTrue($view->vars['checked']);
     }
 
     public function testCheckedIfDataTrueWithEmptyValue()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array('value' => ''));
-        $form->setData(true);
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array('value' => ''))
+            ->setData(true)
+            ->createView();
 
         $this->assertTrue($view->vars['checked']);
     }
 
     public function testNotCheckedIfDataFalse()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType');
-        $form->setData(false);
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE)
+            ->setData(false)
+            ->createView();
 
         $this->assertFalse($view->vars['checked']);
     }
 
     public function testSubmitWithValueChecked()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'value' => 'foobar',
         ));
         $form->submit('foobar');
@@ -73,7 +74,7 @@ class CheckboxTypeTest extends TypeTestCase
 
     public function testSubmitWithRandomValueChecked()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'value' => 'foobar',
         ));
         $form->submit('krixikraxi');
@@ -84,7 +85,7 @@ class CheckboxTypeTest extends TypeTestCase
 
     public function testSubmitWithValueUnchecked()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'value' => 'foobar',
         ));
         $form->submit(null);
@@ -95,7 +96,7 @@ class CheckboxTypeTest extends TypeTestCase
 
     public function testSubmitWithEmptyValueChecked()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'value' => '',
         ));
         $form->submit('');
@@ -106,7 +107,7 @@ class CheckboxTypeTest extends TypeTestCase
 
     public function testSubmitWithEmptyValueUnchecked()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'value' => '',
         ));
         $form->submit(null);
@@ -117,7 +118,7 @@ class CheckboxTypeTest extends TypeTestCase
 
     public function testSubmitWithEmptyValueAndFalseUnchecked()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'value' => '',
         ));
         $form->submit(false);
@@ -128,7 +129,7 @@ class CheckboxTypeTest extends TypeTestCase
 
     public function testSubmitWithEmptyValueAndTrueChecked()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CheckboxType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'value' => '',
         ));
         $form->submit(true);
@@ -152,7 +153,7 @@ class CheckboxTypeTest extends TypeTestCase
             }
         );
 
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\CheckboxType')
+        $form = $this->factory->createBuilder(static::TESTED_TYPE)
             ->addModelTransformer($transformer)
             ->getForm();
 
@@ -171,4 +172,9 @@ class CheckboxTypeTest extends TypeTestCase
             array('unchecked', false),
         );
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull(false, false, null);
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/ChoiceTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/ChoiceTypeTest.php
index 864e670a6e..93f370341d 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/ChoiceTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/ChoiceTypeTest.php
@@ -13,11 +13,11 @@ namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
 use Symfony\Component\Form\ChoiceList\View\ChoiceGroupView;
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
-use Symfony\Component\Form\Extension\Core\ChoiceList\ObjectChoiceList;
-use Symfony\Component\Form\Test\TypeTestCase;
 
-class ChoiceTypeTest extends TypeTestCase
+class ChoiceTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\ChoiceType';
+
     private $choices = array(
         'Bernhard' => 'a',
         'Fabien' => 'b',
@@ -85,7 +85,7 @@ class ChoiceTypeTest extends TypeTestCase
      */
     public function testChoicesOptionExpectsArrayOrTraversable()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => new \stdClass(),
         ));
     }
@@ -95,20 +95,19 @@ class ChoiceTypeTest extends TypeTestCase
      */
     public function testChoiceLoaderOptionExpectsChoiceLoaderInterface()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'choice_loader' => new \stdClass(),
         ));
     }
 
     public function testChoiceListAndChoicesCanBeEmpty()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
-        ));
+        $this->factory->create(static::TESTED_TYPE);
     }
 
     public function testExpandedChoicesOptionsTurnIntoChildren()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'expanded' => true,
             'choices' => $this->choices,
         ));
@@ -118,7 +117,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testChoiceListWithScalarValues()
     {
-        $view = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->scalarChoices,
         ))->createView();
 
@@ -132,7 +131,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testChoiceListWithScalarValuesAndFalseAsPreSetData()
     {
-        $view = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', false, array(
+        $view = $this->factory->create(static::TESTED_TYPE, false, array(
             'choices' => $this->scalarChoices,
         ))->createView();
 
@@ -141,7 +140,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testExpandedChoiceListWithScalarValues()
     {
-        $view = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->scalarChoices,
             'expanded' => true,
         ))->createView();
@@ -153,7 +152,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testExpandedChoiceListWithBooleanAndNullValues()
     {
-        $view = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->booleanChoicesWithNull,
             'expanded' => true,
         ))->createView();
@@ -165,7 +164,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testExpandedChoiceListWithScalarValuesAndFalseAsPreSetData()
     {
-        $view = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', false, array(
+        $view = $this->factory->create(static::TESTED_TYPE, false, array(
             'choices' => $this->scalarChoices,
             'expanded' => true,
         ))->createView();
@@ -178,7 +177,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testExpandedChoiceListWithBooleanAndNullValuesAndFalseAsPreSetData()
     {
-        $view = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', false, array(
+        $view = $this->factory->create(static::TESTED_TYPE, false, array(
             'choices' => $this->booleanChoicesWithNull,
             'expanded' => true,
         ))->createView();
@@ -190,7 +189,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderPresentOnNonRequiredExpandedSingleChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -203,7 +202,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderNotPresentIfRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -216,7 +215,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderNotPresentIfMultiple()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'required' => false,
@@ -229,7 +228,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderNotPresentIfEmptyChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -245,7 +244,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderWithBooleanChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'required' => false,
@@ -254,9 +253,8 @@ class ChoiceTypeTest extends TypeTestCase
                 'No' => false,
             ),
             'placeholder' => 'Select an option',
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('', $view->vars['value'], 'Value should be empty');
         $this->assertSame('1', $view->vars['choices'][0]->value);
@@ -266,7 +264,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderWithBooleanChoicesWithFalseAsPreSetData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', false, array(
+        $view = $this->factory->create(static::TESTED_TYPE, false, array(
             'multiple' => false,
             'expanded' => false,
             'required' => false,
@@ -275,9 +273,8 @@ class ChoiceTypeTest extends TypeTestCase
                 'No' => false,
             ),
             'placeholder' => 'Select an option',
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('0', $view->vars['value'], 'Value should be "0"');
         $this->assertSame('1', $view->vars['choices'][0]->value);
@@ -287,7 +284,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderWithExpandedBooleanChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -311,7 +308,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderWithExpandedBooleanChoicesAndWithFalseAsPreSetData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', false, array(
+        $form = $this->factory->create(static::TESTED_TYPE, false, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -335,7 +332,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testExpandedChoicesOptionsAreFlattened()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'expanded' => true,
             'choices' => $this->groupedChoices,
         ));
@@ -360,7 +357,7 @@ class ChoiceTypeTest extends TypeTestCase
         $obj4 = (object) array('id' => 4, 'name' => 'Jon');
         $obj5 = (object) array('id' => 5, 'name' => 'Roman');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'expanded' => true,
             'choices' => array(
                 'Symfony' => array($obj1, $obj2, $obj3),
@@ -379,7 +376,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testExpandedCheckboxesAreNeverRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'required' => true,
@@ -393,7 +390,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testExpandedRadiosAreRequiredIfChoiceChildIsRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -407,7 +404,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testExpandedRadiosAreNotRequiredIfChoiceChildIsNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -421,7 +418,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleNonExpanded()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => $this->choices,
@@ -436,7 +433,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleNonExpandedInvalidChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => $this->choices,
@@ -451,7 +448,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleNonExpandedNull()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => $this->choices,
@@ -467,9 +464,9 @@ class ChoiceTypeTest extends TypeTestCase
     // In edge cases (for example, when choices are loaded dynamically by a
     // loader), the choices may be empty. Make sure to behave the same as when
     // choices are available.
-    public function testSubmitSingleNonExpandedNullNoChoices()
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => array(),
@@ -478,13 +475,14 @@ class ChoiceTypeTest extends TypeTestCase
         $form->submit(null);
 
         $this->assertNull($form->getData());
+        $this->assertNull($form->getNormData());
         $this->assertSame('', $form->getViewData());
         $this->assertTrue($form->isSynchronized());
     }
 
     public function testSubmitSingleNonExpandedEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => $this->choices,
@@ -499,7 +497,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleNonExpandedEmptyExplicitEmptyChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => array(
@@ -522,7 +520,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitSingleNonExpandedEmptyNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => array(),
@@ -537,7 +535,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleNonExpandedFalse()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => $this->choices,
@@ -555,7 +553,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitSingleNonExpandedFalseNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => array(),
@@ -570,7 +568,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleNonExpandedObjectChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => $this->objectChoices,
@@ -588,7 +586,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleChoiceWithEmptyData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => false,
             'choices' => array('test'),
@@ -602,7 +600,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleChoiceWithEmptyData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'choices' => array('test'),
@@ -616,7 +614,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleChoiceExpandedWithEmptyData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'choices' => array('test'),
@@ -630,7 +628,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleChoiceExpandedWithEmptyData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'choices' => array('test'),
@@ -644,7 +642,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleNonExpanded()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'choices' => $this->choices,
@@ -659,7 +657,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleNonExpandedEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'choices' => $this->choices,
@@ -677,7 +675,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitMultipleNonExpandedEmptyNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'choices' => array(),
@@ -692,7 +690,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleNonExpandedInvalidScalarChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'choices' => $this->choices,
@@ -707,7 +705,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleNonExpandedInvalidArrayChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'choices' => $this->choices,
@@ -722,7 +720,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleNonExpandedObjectChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'choices' => $this->objectChoices,
@@ -739,7 +737,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -767,7 +765,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedRequiredInvalidChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -795,7 +793,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedNonRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -825,7 +823,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedNonRequiredInvalidChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -853,7 +851,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedRequiredNull()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -884,7 +882,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitSingleExpandedRequiredNullNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -901,7 +899,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedRequiredEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -932,7 +930,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitSingleExpandedRequiredEmptyNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -949,7 +947,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedRequiredFalse()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -980,7 +978,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitSingleExpandedRequiredFalseNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => true,
@@ -997,7 +995,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedNonRequiredNull()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -1030,7 +1028,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitSingleExpandedNonRequiredNullNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -1047,7 +1045,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedNonRequiredEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -1080,7 +1078,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitSingleExpandedNonRequiredEmptyNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -1097,7 +1095,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedNonRequiredFalse()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -1130,7 +1128,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitSingleExpandedNonRequiredFalseNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'required' => false,
@@ -1147,7 +1145,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedWithEmptyChild()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'choices' => array(
@@ -1169,7 +1167,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitSingleExpandedObjectChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'expanded' => true,
             'choices' => $this->objectChoices,
@@ -1196,7 +1194,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleExpanded()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'choices' => $this->choices,
@@ -1223,7 +1221,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleExpandedInvalidScalarChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'choices' => $this->choices,
@@ -1250,7 +1248,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleExpandedInvalidArrayChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'choices' => $this->choices,
@@ -1277,7 +1275,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleExpandedEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'choices' => $this->choices,
@@ -1305,7 +1303,7 @@ class ChoiceTypeTest extends TypeTestCase
     // choices are available.
     public function testSubmitMultipleExpandedEmptyNoChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'choices' => array(),
@@ -1319,7 +1317,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleExpandedWithEmptyChild()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'choices' => array(
@@ -1344,7 +1342,7 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSubmitMultipleExpandedObjectChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => true,
             'choices' => $this->objectChoices,
@@ -1371,15 +1369,16 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testSingleSelectedObjectChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', $this->objectChoices[3], array(
+        $view = $this->factory->create(static::TESTED_TYPE, $this->objectChoices[3], array(
             'multiple' => false,
             'expanded' => false,
             'choices' => $this->objectChoices,
             'choice_label' => 'name',
             'choice_value' => 'id',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
+        /** @var callable $selectedChecker */
         $selectedChecker = $view->vars['is_selected'];
 
         $this->assertTrue($selectedChecker($view->vars['choices'][3]->value, $view->vars['value']));
@@ -1388,15 +1387,16 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testMultipleSelectedObjectChoices()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', array($this->objectChoices[3]), array(
+        $view = $this->factory->create(static::TESTED_TYPE, array($this->objectChoices[3]), array(
             'multiple' => true,
             'expanded' => false,
             'choices' => $this->objectChoices,
             'choice_label' => 'name',
             'choice_value' => 'id',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
+        /** @var callable $selectedChecker */
         $selectedChecker = $view->vars['is_selected'];
 
         $this->assertTrue($selectedChecker($view->vars['choices'][3]->value, $view->vars['value']));
@@ -1405,75 +1405,75 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPassRequiredToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertTrue($view->vars['required']);
     }
 
     public function testPassNonRequiredToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => false,
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertFalse($view->vars['required']);
     }
 
     public function testPassMultipleToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => true,
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertTrue($view->vars['multiple']);
     }
 
     public function testPassExpandedToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'expanded' => true,
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertTrue($view->vars['expanded']);
     }
 
     public function testPassChoiceTranslationDomainToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertNull($view->vars['choice_translation_domain']);
     }
 
     public function testChoiceTranslationDomainWithTrueValueToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->choices,
             'choice_translation_domain' => true,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertNull($view->vars['choice_translation_domain']);
     }
 
     public function testDefaultChoiceTranslationDomainIsSameAsTranslationDomainToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->choices,
             'translation_domain' => 'foo',
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals('foo', $view->vars['choice_translation_domain']);
     }
@@ -1481,12 +1481,10 @@ class ChoiceTypeTest extends TypeTestCase
     public function testInheritChoiceTranslationDomainFromParent()
     {
         $view = $this->factory
-            ->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+            ->createNamedBuilder('parent', FormTypeTest::TESTED_TYPE, null, array(
                 'translation_domain' => 'domain',
             ))
-            ->add('child', 'Symfony\Component\Form\Extension\Core\Type\ChoiceType', array(
-                'choices' => array(),
-            ))
+            ->add('child', static::TESTED_TYPE)
             ->getForm()
             ->createView();
 
@@ -1495,24 +1493,24 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPlaceholderIsNullByDefaultIfRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'required' => true,
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertNull($view->vars['placeholder']);
     }
 
     public function testPlaceholderIsEmptyStringByDefaultIfNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => false,
             'required' => false,
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('', $view->vars['placeholder']);
     }
@@ -1522,14 +1520,14 @@ class ChoiceTypeTest extends TypeTestCase
      */
     public function testPassPlaceholderToView($multiple, $expanded, $required, $placeholder, $viewValue)
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => $multiple,
             'expanded' => $expanded,
             'required' => $required,
             'placeholder' => $placeholder,
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame($viewValue, $view->vars['placeholder']);
         $this->assertFalse($view->vars['placeholder_in_choices']);
@@ -1540,14 +1538,14 @@ class ChoiceTypeTest extends TypeTestCase
      */
     public function testDontPassPlaceholderIfContainedInChoices($multiple, $expanded, $required, $placeholder, $viewValue)
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'multiple' => $multiple,
             'expanded' => $expanded,
             'required' => $required,
             'placeholder' => $placeholder,
             'choices' => array('Empty' => '', 'A' => 'a'),
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertNull($view->vars['placeholder']);
         $this->assertTrue($view->vars['placeholder_in_choices']);
@@ -1600,10 +1598,10 @@ class ChoiceTypeTest extends TypeTestCase
     public function testPassChoicesToView()
     {
         $choices = array('A' => 'a', 'B' => 'b', 'C' => 'c', 'D' => 'd');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals(array(
             new ChoiceView('a', 'a', 'A'),
@@ -1616,11 +1614,11 @@ class ChoiceTypeTest extends TypeTestCase
     public function testPassPreferredChoicesToView()
     {
         $choices = array('A' => 'a', 'B' => 'b', 'C' => 'c', 'D' => 'd');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $choices,
             'preferred_choices' => array('b', 'd'),
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals(array(
             0 => new ChoiceView('a', 'a', 'A'),
@@ -1634,11 +1632,11 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testPassHierarchicalChoicesToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->groupedChoices,
             'preferred_choices' => array('b', 'd'),
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals(array(
             'Symfony' => new ChoiceGroupView('Symfony', array(
@@ -1665,12 +1663,12 @@ class ChoiceTypeTest extends TypeTestCase
         $obj2 = (object) array('value' => 'b', 'label' => 'B');
         $obj3 = (object) array('value' => 'c', 'label' => 'C');
         $obj4 = (object) array('value' => 'd', 'label' => 'D');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => array($obj1, $obj2, $obj3, $obj4),
             'choice_label' => 'label',
             'choice_value' => 'value',
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals(array(
             new ChoiceView($obj1, 'a', 'A'),
@@ -1682,12 +1680,12 @@ class ChoiceTypeTest extends TypeTestCase
 
     public function testAdjustFullNameForMultipleNonExpanded()
     {
-        $form = $this->factory->createNamed('name', 'Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $view = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'multiple' => true,
             'expanded' => false,
             'choices' => $this->choices,
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('name[]', $view->vars['full_name']);
     }
@@ -1695,7 +1693,7 @@ class ChoiceTypeTest extends TypeTestCase
     // https://github.com/symfony/symfony/issues/3298
     public function testInitializeWithEmptyChoices()
     {
-        $this->factory->createNamed('name', 'Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'choices' => array(),
         ));
     }
@@ -1707,7 +1705,7 @@ class ChoiceTypeTest extends TypeTestCase
         $obj3 = (object) array('value' => 'c', 'label' => 'C');
         $obj4 = (object) array('value' => 'd', 'label' => 'D');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => array($obj1, $obj2, $obj3, $obj4),
             'choice_label' => 'label',
             'choice_value' => 'value',
@@ -1717,7 +1715,7 @@ class ChoiceTypeTest extends TypeTestCase
         ));
 
         // Trigger data initialization
-        $form->getViewData();
+        $this->assertSame('c', $form->getViewData());
     }
 
     /**
@@ -1730,7 +1728,7 @@ class ChoiceTypeTest extends TypeTestCase
     public function testCustomChoiceTypeDoesNotInheritChoiceLabels()
     {
         $builder = $this->factory->createBuilder();
-        $builder->add('choice', 'Symfony\Component\Form\Extension\Core\Type\ChoiceType', array(
+        $builder->add('choice', static::TESTED_TYPE, array(
                 'choices' => array(
                     '1' => '1',
                     '2' => '2',
@@ -1751,7 +1749,7 @@ class ChoiceTypeTest extends TypeTestCase
      */
     public function testSubmitInvalidNestedValue($multiple, $expanded, $submissionData)
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\ChoiceType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'choices' => $this->choices,
             'multiple' => $multiple,
             'expanded' => $expanded,
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/CollectionTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/CollectionTypeTest.php
index ee0546f6cf..7ed25ce27e 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/CollectionTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/CollectionTypeTest.php
@@ -11,15 +11,16 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase;
 use Symfony\Component\Form\Tests\Fixtures\Author;
 
-class CollectionTypeTest extends TypeTestCase
+class CollectionTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\CollectionType';
+
     public function testContainsNoChildByDefault()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
         ));
 
         $this->assertCount(0, $form);
@@ -27,8 +28,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testSetDataAdjustsSize()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
             'entry_options' => array(
                 'attr' => array('maxlength' => 20),
             ),
@@ -56,8 +57,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testThrowsExceptionIfObjectIsNotTraversable()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
         ));
         $this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}('Symfony\Component\Form\Exception\UnexpectedTypeException');
         $form->setData(new \stdClass());
@@ -65,8 +66,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testNotResizedIfSubmittedWithMissingData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
         ));
         $form->setData(array('foo@foo.com', 'bar@bar.com'));
         $form->submit(array('foo@bar.com'));
@@ -79,8 +80,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testResizedDownIfSubmittedWithMissingDataAndAllowDelete()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
             'allow_delete' => true,
         ));
         $form->setData(array('foo@foo.com', 'bar@bar.com'));
@@ -94,8 +95,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testResizedDownIfSubmittedWithEmptyDataAndDeleteEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
             'allow_delete' => true,
             'delete_empty' => true,
         ));
@@ -111,8 +112,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testDontAddEmptyDataIfDeleteEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
             'allow_add' => true,
             'delete_empty' => true,
         ));
@@ -128,8 +129,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testNoDeleteEmptyIfDeleteNotAllowed()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
             'allow_delete' => false,
             'delete_empty' => true,
         ));
@@ -143,7 +144,7 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testResizedDownIfSubmittedWithCompoundEmptyDataAndDeleteEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'entry_type' => 'Symfony\Component\Form\Tests\Fixtures\AuthorType',
             // If the field is not required, no new Author will be created if the
             // form is completely empty
@@ -166,8 +167,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testNotResizedIfSubmittedWithExtraData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
         ));
         $form->setData(array('foo@bar.com'));
         $form->submit(array('foo@foo.com', 'bar@bar.com'));
@@ -179,8 +180,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testResizedUpIfSubmittedWithExtraDataAndAllowAdd()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => TextTypeTest::TESTED_TYPE,
             'allow_add' => true,
         ));
         $form->setData(array('foo@bar.com'));
@@ -195,8 +196,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testAllowAddButNoPrototype()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FormType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => FormTypeTest::TESTED_TYPE,
             'allow_add' => true,
             'prototype' => false,
         ));
@@ -207,8 +208,8 @@ class CollectionTypeTest extends TypeTestCase
     public function testPrototypeMultipartPropagation()
     {
         $form = $this->factory
-            ->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-                'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FileType',
+            ->create(static::TESTED_TYPE, null, array(
+                'entry_type' => FileTypeTest::TESTED_TYPE,
                 'allow_add' => true,
                 'prototype' => true,
             ))
@@ -219,8 +220,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testGetDataDoesNotContainsPrototypeNameBeforeDataAreSet()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', array(), array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FileType',
+        $form = $this->factory->create(static::TESTED_TYPE, array(), array(
+            'entry_type' => FileTypeTest::TESTED_TYPE,
             'prototype' => true,
             'allow_add' => true,
         ));
@@ -231,8 +232,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testGetDataDoesNotContainsPrototypeNameAfterDataAreSet()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', array(), array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FileType',
+        $form = $this->factory->create(static::TESTED_TYPE, array(), array(
+            'entry_type' => FileTypeTest::TESTED_TYPE,
             'allow_add' => true,
             'prototype' => true,
         ));
@@ -244,16 +245,16 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testPrototypeNameOption()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FormType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => FormTypeTest::TESTED_TYPE,
             'prototype' => true,
             'allow_add' => true,
         ));
 
         $this->assertSame('__name__', $form->getConfig()->getAttribute('prototype')->getName(), '__name__ is the default');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', null, array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FormType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'entry_type' => FormTypeTest::TESTED_TYPE,
             'prototype' => true,
             'allow_add' => true,
             'prototype_name' => '__test__',
@@ -264,8 +265,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testPrototypeDefaultLabel()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', array(), array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FileType',
+        $form = $this->factory->create(static::TESTED_TYPE, array(), array(
+            'entry_type' => FileTypeTest::TESTED_TYPE,
             'allow_add' => true,
             'prototype' => true,
             'prototype_name' => '__test__',
@@ -276,11 +277,11 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testPrototypeData()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', array(), array(
+        $form = $this->factory->create(static::TESTED_TYPE, array(), array(
             'allow_add' => true,
             'prototype' => true,
             'prototype_data' => 'foo',
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+            'entry_type' => TextTypeTest::TESTED_TYPE,
             'entry_options' => array(
                 'data' => 'bar',
                 'label' => false,
@@ -293,8 +294,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testPrototypeDefaultRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', array(), array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FileType',
+        $form = $this->factory->create(static::TESTED_TYPE, array(), array(
+            'entry_type' => FileTypeTest::TESTED_TYPE,
             'allow_add' => true,
             'prototype' => true,
             'prototype_name' => '__test__',
@@ -305,8 +306,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testPrototypeSetNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', array(), array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FileType',
+        $form = $this->factory->create(static::TESTED_TYPE, array(), array(
+            'entry_type' => FileTypeTest::TESTED_TYPE,
             'allow_add' => true,
             'prototype' => true,
             'prototype_name' => '__test__',
@@ -319,14 +320,14 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testPrototypeSetNotRequiredIfParentNotRequired()
     {
-        $child = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', array(), array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FileType',
+        $child = $this->factory->create(static::TESTED_TYPE, array(), array(
+            'entry_type' => FileTypeTest::TESTED_TYPE,
             'allow_add' => true,
             'prototype' => true,
             'prototype_name' => '__test__',
         ));
 
-        $parent = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', array(), array(
+        $parent = $this->factory->create(FormTypeTest::TESTED_TYPE, array(), array(
             'required' => false,
         ));
 
@@ -338,8 +339,8 @@ class CollectionTypeTest extends TypeTestCase
 
     public function testPrototypeNotOverrideRequiredByEntryOptionsInFavorOfParent()
     {
-        $child = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CollectionType', array(), array(
-            'entry_type' => 'Symfony\Component\Form\Extension\Core\Type\FileType',
+        $child = $this->factory->create(static::TESTED_TYPE, array(), array(
+            'entry_type' => FileTypeTest::TESTED_TYPE,
             'allow_add' => true,
             'prototype' => true,
             'prototype_name' => '__test__',
@@ -348,7 +349,7 @@ class CollectionTypeTest extends TypeTestCase
             ),
         ));
 
-        $parent = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', array(), array(
+        $parent = $this->factory->create(FormTypeTest::TESTED_TYPE, array(), array(
             'required' => false,
         ));
 
@@ -358,4 +359,9 @@ class CollectionTypeTest extends TypeTestCase
         $this->assertFalse($child->createView()->vars['required'], 'Child is not required');
         $this->assertFalse($child->createView()->vars['prototype']->vars['required'], '"Prototype" should not be required');
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull(array(), array(), array());
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/CountryTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/CountryTypeTest.php
index e006e075d4..e7f91ce440 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/CountryTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/CountryTypeTest.php
@@ -11,12 +11,13 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
 use Symfony\Component\Intl\Util\IntlTestHelper;
 
-class CountryTypeTest extends TestCase
+class CountryTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\CountryType';
+
     protected function setUp()
     {
         IntlTestHelper::requireIntl($this, false);
@@ -26,9 +27,8 @@ class CountryTypeTest extends TestCase
 
     public function testCountriesAreSelectable()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CountryType');
-        $view = $form->createView();
-        $choices = $view->vars['choices'];
+        $choices = $this->factory->create(static::TESTED_TYPE)
+            ->createView()->vars['choices'];
 
         // Don't check objects for identity
         $this->assertContains(new ChoiceView('DE', 'DE', 'Germany'), $choices, '', false, false);
@@ -40,9 +40,8 @@ class CountryTypeTest extends TestCase
 
     public function testUnknownCountryIsNotIncluded()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CountryType', 'Symfony\Component\Form\Extension\Core\Type\CountryType');
-        $view = $form->createView();
-        $choices = $view->vars['choices'];
+        $choices = $this->factory->create(static::TESTED_TYPE, 'country')
+            ->createView()->vars['choices'];
 
         foreach ($choices as $choice) {
             if ('ZZ' === $choice->value) {
@@ -50,4 +49,9 @@ class CountryTypeTest extends TestCase
             }
         }
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/CurrencyTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/CurrencyTypeTest.php
index cd894a52c3..be9264d7b1 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/CurrencyTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/CurrencyTypeTest.php
@@ -11,12 +11,13 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
 use Symfony\Component\Intl\Util\IntlTestHelper;
 
-class CurrencyTypeTest extends TestCase
+class CurrencyTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\CurrencyType';
+
     protected function setUp()
     {
         IntlTestHelper::requireIntl($this, false);
@@ -26,12 +27,16 @@ class CurrencyTypeTest extends TestCase
 
     public function testCurrenciesAreSelectable()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\CurrencyType');
-        $view = $form->createView();
-        $choices = $view->vars['choices'];
+        $choices = $this->factory->create(static::TESTED_TYPE)
+            ->createView()->vars['choices'];
 
         $this->assertContains(new ChoiceView('EUR', 'EUR', 'Euro'), $choices, '', false, false);
         $this->assertContains(new ChoiceView('USD', 'USD', 'US Dollar'), $choices, '', false, false);
         $this->assertContains(new ChoiceView('SIT', 'SIT', 'Slovenian Tolar'), $choices, '', false, false);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateIntervalTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateIntervalTypeTest.php
index 34add119be..2b9b1e712f 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateIntervalTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateIntervalTypeTest.php
@@ -13,228 +13,199 @@ namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
 use Symfony\Component\Form\Extension\Core\Type\DateIntervalType;
 use Symfony\Component\Form\FormError;
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 
-class DateIntervalTypeTest extends TestCase
+class DateIntervalTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = DateIntervalType::class;
+
     public function testSubmitDateInterval()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'dateinterval',
-            )
-        );
-        $form->submit(
-            array(
-                'years' => '7',
-                'months' => '6',
-                'days' => '5',
-            )
-        );
-        $dateInterval = new \DateInterval('P7Y6M5D');
-        $this->assertDateIntervalEquals($dateInterval, $form->getData());
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('input' => 'dateinterval'));
+
+        $form->submit(array(
+            'years' => '7',
+            'months' => '6',
+            'days' => '5',
+        ));
+
+        $this->assertDateIntervalEquals(new \DateInterval('P7Y6M5D'), $form->getData());
     }
 
     public function testSubmitString()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'string',
-            )
-        );
-        $form->submit(
-            array(
-                'years' => '7',
-                'months' => '6',
-                'days' => '5',
-            )
-        );
-        $this->assertEquals('P7Y6M5D', $form->getData());
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('input' => 'string'));
+
+        $form->submit(array(
+            'years' => '7',
+            'months' => '6',
+            'days' => '5',
+        ));
+
+        $this->assertSame('P7Y6M5D', $form->getData());
     }
 
     public function testSubmitArray()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'array',
-            )
-        );
-        $form->submit(
-            array(
-                'years' => '7',
-                'months' => '6',
-                'days' => '5',
-            )
-        );
-        $this->assertEquals(array('years' => '7', 'months' => '6', 'days' => '5'), $form->getData());
-    }
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('input' => 'array'));
 
-    public function testSubmitWithoutMonths()
-    {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'dateinterval',
-                'with_months' => false,
-            )
-        );
-        $form->setData(new \DateInterval('P7Y5D'));
         $input = array(
             'years' => '7',
             'months' => '6',
             'days' => '5',
         );
+
         $form->submit($input);
-        $this->assertDateIntervalEquals(new \DateInterval('P7Y5D'), $form->getData());
+
+        $this->assertSame($input, $form->getData());
+    }
+
+    public function testSubmitWithoutMonths()
+    {
+        $interval = new \DateInterval('P7Y5D');
+
+        $form = $this->factory->create(static::TESTED_TYPE, $interval, array(
+            'input' => 'dateinterval',
+            'with_months' => false,
+        ));
+
+        $form->submit(array(
+            'years' => '7',
+            'months' => '6',
+            'days' => '5',
+        ));
+
+        $this->assertDateIntervalEquals($interval, $form->getData());
+        $this->assertTrue($form->isSynchronized());
     }
 
     public function testSubmitWithTime()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'dateinterval',
-                'with_hours' => true,
-                'with_minutes' => true,
-                'with_seconds' => true,
-            )
-        );
-        $form->setData(new \DateInterval('P7Y6M5DT4H3M2S'));
-        $input = array(
+        $interval = new \DateInterval('P7Y6M5DT4H3M2S');
+        $form = $this->factory->create(static::TESTED_TYPE, $interval, array(
+            'input' => 'dateinterval',
+            'with_hours' => true,
+            'with_minutes' => true,
+            'with_seconds' => true,
+        ));
+
+        $form->submit(array(
             'years' => '7',
             'months' => '6',
             'days' => '5',
             'hours' => '4',
             'minutes' => '3',
             'seconds' => '2',
-        );
-        $form->submit($input);
-        $this->assertDateIntervalEquals(new \DateInterval('P7Y6M5DT4H3M2S'), $form->getData());
+        ));
+
+        $this->assertDateIntervalEquals($interval, $form->getData());
+        $this->assertTrue($form->isSynchronized());
     }
 
     public function testSubmitWithWeeks()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'dateinterval',
-                'with_years' => false,
-                'with_months' => false,
-                'with_weeks' => true,
-                'with_days' => false,
-            )
-        );
-        $form->setData(new \DateInterval('P0Y'));
-        $input = array(
+        $form = $this->factory->create(static::TESTED_TYPE, new \DateInterval('P0Y'), array(
+            'input' => 'dateinterval',
+            'with_years' => false,
+            'with_months' => false,
+            'with_weeks' => true,
+            'with_days' => false,
+        ));
+
+        $form->submit(array(
             'weeks' => '30',
-        );
-        $form->submit($input);
+        ));
+
         $this->assertDateIntervalEquals(new \DateInterval('P30W'), $form->getData());
     }
 
     public function testSubmitWithInvert()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'dateinterval',
-                'with_invert' => true,
-            )
-        );
-        $input = array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'input' => 'dateinterval',
+            'with_invert' => true,
+        ));
+
+        $form->submit(array(
             'years' => '7',
             'months' => '6',
             'days' => '5',
             'invert' => true,
-        );
-        $form->submit($input);
+        ));
+
         $interval = new \DateInterval('P7Y6M5D');
         $interval->invert = 1;
+
         $this->assertDateIntervalEquals($interval, $form->getData());
     }
 
     public function testSubmitStringSingleText()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'string',
-                'widget' => 'single_text',
-            )
-        );
-        $form->submit('P7Y6M5D');
-        $this->assertEquals('P7Y6M5D', $form->getData());
-        $this->assertEquals('P7Y6M5D', $form->getViewData());
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'input' => 'string',
+            'widget' => 'single_text',
+        ));
+
+        $interval = 'P7Y6M5D';
+
+        $form->submit($interval);
+
+        $this->assertSame($interval, $form->getData());
+        $this->assertSame($interval, $form->getViewData());
     }
 
     public function testSubmitStringSingleTextWithSeconds()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'string',
-                'widget' => 'single_text',
-                'with_hours' => true,
-                'with_minutes' => true,
-                'with_seconds' => true,
-            )
-        );
-        $form->submit('P7Y6M5DT4H3M2S');
-        $this->assertEquals('P7Y6M5DT4H3M2S', $form->getData());
-        $this->assertEquals('P7Y6M5DT4H3M2S', $form->getViewData());
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'input' => 'string',
+            'widget' => 'single_text',
+            'with_hours' => true,
+            'with_minutes' => true,
+            'with_seconds' => true,
+        ));
+
+        $interval = 'P7Y6M5DT4H3M2S';
+
+        $form->submit($interval);
+
+        $this->assertSame($interval, $form->getData());
+        $this->assertSame($interval, $form->getViewData());
     }
 
     public function testSubmitArrayInteger()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'widget' => 'integer',
-                'with_invert' => true,
-            )
-        );
-        $input = array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'widget' => 'integer',
+            'with_invert' => true,
+        ));
+
+        $years = '7';
+
+        $form->submit(array(
             'years' => '7',
             'months' => '6',
             'days' => '5',
             'invert' => true,
-        );
-        $form->submit($input);
-        $this->assertSame('7', $form['years']->getData());
-        $this->assertSame('7', $form['years']->getViewData());
+        ));
+
+        $this->assertSame($years, $form['years']->getData());
+        $this->assertSame($years, $form['years']->getViewData());
     }
 
     public function testInitializeWithDateInterval()
     {
         // Throws an exception if "data_class" option is not explicitly set
         // to null in the type
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateIntervalType', new \DateInterval('P0Y'));
+        $this->factory->create(static::TESTED_TYPE, new \DateInterval('P0Y'));
     }
 
     public function testPassDefaultPlaceholderToViewIfNotRequired()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'required' => false,
-                'with_seconds' => true,
-            )
-        );
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
+            'required' => false,
+            'with_seconds' => true,
+        ))
+            ->createView();
+
         $this->assertSame('', $view['years']->vars['placeholder']);
         $this->assertSame('', $view['months']->vars['placeholder']);
         $this->assertSame('', $view['days']->vars['placeholder']);
@@ -243,15 +214,12 @@ class DateIntervalTypeTest extends TestCase
 
     public function testPassNoPlaceholderToViewIfRequired()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'required' => true,
-                'with_seconds' => true,
-            )
-        );
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
+            'required' => true,
+            'with_seconds' => true,
+        ))
+            ->createView();
+
         $this->assertNull($view['years']->vars['placeholder']);
         $this->assertNull($view['months']->vars['placeholder']);
         $this->assertNull($view['days']->vars['placeholder']);
@@ -260,15 +228,12 @@ class DateIntervalTypeTest extends TestCase
 
     public function testPassPlaceholderAsString()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'placeholder' => 'Empty',
-                'with_seconds' => true,
-            )
-        );
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
+            'placeholder' => 'Empty',
+            'with_seconds' => true,
+        ))
+            ->createView();
+
         $this->assertSame('Empty', $view['years']->vars['placeholder']);
         $this->assertSame('Empty', $view['months']->vars['placeholder']);
         $this->assertSame('Empty', $view['days']->vars['placeholder']);
@@ -277,24 +242,21 @@ class DateIntervalTypeTest extends TestCase
 
     public function testPassPlaceholderAsArray()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'placeholder' => array(
-                    'years' => 'Empty years',
-                    'months' => 'Empty months',
-                    'days' => 'Empty days',
-                    'hours' => 'Empty hours',
-                    'minutes' => 'Empty minutes',
-                    'seconds' => 'Empty seconds',
-                ),
-                'with_hours' => true,
-                'with_minutes' => true,
-                'with_seconds' => true,
-            )
-        );
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
+            'placeholder' => array(
+                'years' => 'Empty years',
+                'months' => 'Empty months',
+                'days' => 'Empty days',
+                'hours' => 'Empty hours',
+                'minutes' => 'Empty minutes',
+                'seconds' => 'Empty seconds',
+            ),
+            'with_hours' => true,
+            'with_minutes' => true,
+            'with_seconds' => true,
+        ))
+            ->createView();
+
         $this->assertSame('Empty years', $view['years']->vars['placeholder']);
         $this->assertSame('Empty months', $view['months']->vars['placeholder']);
         $this->assertSame('Empty days', $view['days']->vars['placeholder']);
@@ -305,23 +267,20 @@ class DateIntervalTypeTest extends TestCase
 
     public function testPassPlaceholderAsPartialArrayAddEmptyIfNotRequired()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'required' => false,
-                'placeholder' => array(
-                    'years' => 'Empty years',
-                    'days' => 'Empty days',
-                    'hours' => 'Empty hours',
-                    'seconds' => 'Empty seconds',
-                ),
-                'with_hours' => true,
-                'with_minutes' => true,
-                'with_seconds' => true,
-            )
-        );
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
+            'required' => false,
+            'placeholder' => array(
+                'years' => 'Empty years',
+                'days' => 'Empty days',
+                'hours' => 'Empty hours',
+                'seconds' => 'Empty seconds',
+            ),
+            'with_hours' => true,
+            'with_minutes' => true,
+            'with_seconds' => true,
+        ))
+            ->createView();
+
         $this->assertSame('Empty years', $view['years']->vars['placeholder']);
         $this->assertSame('', $view['months']->vars['placeholder']);
         $this->assertSame('Empty days', $view['days']->vars['placeholder']);
@@ -332,23 +291,20 @@ class DateIntervalTypeTest extends TestCase
 
     public function testPassPlaceholderAsPartialArrayAddNullIfRequired()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'required' => true,
-                'placeholder' => array(
-                    'years' => 'Empty years',
-                    'days' => 'Empty days',
-                    'hours' => 'Empty hours',
-                    'seconds' => 'Empty seconds',
-                ),
-                'with_hours' => true,
-                'with_minutes' => true,
-                'with_seconds' => true,
-            )
-        );
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
+            'required' => true,
+            'placeholder' => array(
+                'years' => 'Empty years',
+                'days' => 'Empty days',
+                'hours' => 'Empty hours',
+                'seconds' => 'Empty seconds',
+            ),
+            'with_hours' => true,
+            'with_minutes' => true,
+            'with_seconds' => true,
+        ))
+            ->createView();
+
         $this->assertSame('Empty years', $view['years']->vars['placeholder']);
         $this->assertNull($view['months']->vars['placeholder']);
         $this->assertSame('Empty days', $view['days']->vars['placeholder']);
@@ -360,24 +316,23 @@ class DateIntervalTypeTest extends TestCase
     public function testDateTypeChoiceErrorsBubbleUp()
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateIntervalType', null);
+        $form = $this->factory->create(static::TESTED_TYPE, null);
+
         $form['years']->addError($error);
+
         $this->assertSame(array(), iterator_to_array($form['years']->getErrors()));
         $this->assertSame(array($error), iterator_to_array($form->getErrors()));
     }
 
     public function testTranslationsAreDisabledForChoiceWidget()
     {
-        $form = $this->factory->create(
-            DateIntervalType::class,
-            null,
-            array(
-                'widget' => 'choice',
-                'with_hours' => true,
-                'with_minutes' => true,
-                'with_seconds' => true,
-            )
-        );
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'widget' => 'choice',
+            'with_hours' => true,
+            'with_minutes' => true,
+            'with_seconds' => true,
+        ));
+
         $this->assertFalse($form->get('years')->getConfig()->getOption('choice_translation_domain'));
         $this->assertFalse($form->get('months')->getConfig()->getOption('choice_translation_domain'));
         $this->assertFalse($form->get('days')->getConfig()->getOption('choice_translation_domain'));
@@ -388,22 +343,19 @@ class DateIntervalTypeTest extends TestCase
 
     public function testInvertDoesNotInheritRequiredOption()
     {
-        $form = $this->factory->create(
-            'Symfony\Component\Form\Extension\Core\Type\DateIntervalType',
-            null,
-            array(
-                'input' => 'dateinterval',
-                'with_invert' => true,
-                'required' => true,
-            )
-        );
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'input' => 'dateinterval',
+            'with_invert' => true,
+            'required' => true,
+        ));
+
         $this->assertFalse($form->get('invert')->getConfig()->getOption('required'));
     }
 
     public function testCanChangeTimeFieldsLabels()
     {
         $form = $this->factory->create(
-            DateIntervalType::class,
+            static::TESTED_TYPE,
             null,
             array(
                 'required' => true,
@@ -435,12 +387,12 @@ class DateIntervalTypeTest extends TestCase
 
     public function testInvertDefaultLabel()
     {
-        $form = $this->factory->create(DateIntervalType::class, null, array('with_invert' => true));
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('with_invert' => true));
 
         $view = $form->createView();
         $this->assertSame('Negative interval', $view['invert']->vars['label']);
 
-        $form = $this->factory->create(DateIntervalType::class, null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'with_invert' => true,
             'labels' => array('invert' => null),
         ));
@@ -448,4 +400,13 @@ class DateIntervalTypeTest extends TestCase
         $view = $form->createView();
         $this->assertSame('Negative interval', $view['invert']->vars['label']);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, array(
+            'years' => '',
+            'months' => '',
+            'days' => '',
+        ));
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateTimeTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateTimeTypeTest.php
index 29df5231f1..72a14f28f1 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateTimeTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateTimeTypeTest.php
@@ -12,10 +12,11 @@
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
 use Symfony\Component\Form\FormError;
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 
-class DateTimeTypeTest extends TestCase
+class DateTimeTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\DateTimeType';
+
     protected function setUp()
     {
         \Locale::setDefault('en');
@@ -25,7 +26,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitDateTime()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'date_widget' => 'choice',
@@ -53,7 +54,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'string',
@@ -79,7 +80,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitTimestamp()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'timestamp',
@@ -107,7 +108,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitWithoutMinutes()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'date_widget' => 'choice',
@@ -137,7 +138,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitWithSeconds()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'date_widget' => 'choice',
@@ -169,7 +170,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitDifferentTimezones()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'America/New_York',
             'view_timezone' => 'Pacific/Tahiti',
             'date_widget' => 'choice',
@@ -201,7 +202,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitDifferentTimezonesDateTime()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'America/New_York',
             'view_timezone' => 'Pacific/Tahiti',
             'widget' => 'single_text',
@@ -220,7 +221,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitStringSingleText()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'string',
@@ -235,7 +236,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitStringSingleTextWithSeconds()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'string',
@@ -251,7 +252,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testSubmitDifferentPattern()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'date_format' => 'MM*yyyy*dd',
             'date_widget' => 'single_text',
             'time_widget' => 'single_text',
@@ -272,27 +273,27 @@ class DateTimeTypeTest extends TestCase
     {
         // Throws an exception if "data_class" option is not explicitly set
         // to null in the type
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', new \DateTime());
+        $this->factory->create(static::TESTED_TYPE, new \DateTime());
     }
 
     public function testSingleTextWidgetShouldUseTheRightInputType()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertEquals('datetime', $view->vars['type']);
     }
 
     public function testPassDefaultPlaceholderToViewIfNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => false,
             'with_seconds' => true,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('', $view['date']['year']->vars['placeholder']);
         $this->assertSame('', $view['date']['month']->vars['placeholder']);
         $this->assertSame('', $view['date']['day']->vars['placeholder']);
@@ -303,12 +304,12 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassNoPlaceholderToViewIfRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => true,
             'with_seconds' => true,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertNull($view['date']['year']->vars['placeholder']);
         $this->assertNull($view['date']['month']->vars['placeholder']);
         $this->assertNull($view['date']['day']->vars['placeholder']);
@@ -319,12 +320,12 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassPlaceholderAsString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'placeholder' => 'Empty',
             'with_seconds' => true,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('Empty', $view['date']['year']->vars['placeholder']);
         $this->assertSame('Empty', $view['date']['month']->vars['placeholder']);
         $this->assertSame('Empty', $view['date']['day']->vars['placeholder']);
@@ -335,7 +336,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassPlaceholderAsArray()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'placeholder' => array(
                 'year' => 'Empty year',
                 'month' => 'Empty month',
@@ -345,9 +346,9 @@ class DateTimeTypeTest extends TestCase
                 'second' => 'Empty second',
             ),
             'with_seconds' => true,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('Empty year', $view['date']['year']->vars['placeholder']);
         $this->assertSame('Empty month', $view['date']['month']->vars['placeholder']);
         $this->assertSame('Empty day', $view['date']['day']->vars['placeholder']);
@@ -358,7 +359,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassPlaceholderAsPartialArrayAddEmptyIfNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => false,
             'placeholder' => array(
                 'year' => 'Empty year',
@@ -367,9 +368,9 @@ class DateTimeTypeTest extends TestCase
                 'second' => 'Empty second',
             ),
             'with_seconds' => true,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('Empty year', $view['date']['year']->vars['placeholder']);
         $this->assertSame('', $view['date']['month']->vars['placeholder']);
         $this->assertSame('Empty day', $view['date']['day']->vars['placeholder']);
@@ -380,7 +381,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassPlaceholderAsPartialArrayAddNullIfRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => true,
             'placeholder' => array(
                 'year' => 'Empty year',
@@ -389,9 +390,9 @@ class DateTimeTypeTest extends TestCase
                 'second' => 'Empty second',
             ),
             'with_seconds' => true,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('Empty year', $view['date']['year']->vars['placeholder']);
         $this->assertNull($view['date']['month']->vars['placeholder']);
         $this->assertSame('Empty day', $view['date']['day']->vars['placeholder']);
@@ -402,50 +403,50 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassHtml5TypeIfSingleTextAndHtml5Format()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('datetime', $view->vars['type']);
     }
 
     public function testDontPassHtml5TypeIfHtml5NotAllowed()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
             'html5' => false,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertFalse(isset($view->vars['type']));
     }
 
     public function testDontPassHtml5TypeIfNotHtml5Format()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
             'format' => 'yyyy-MM-dd HH:mm',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertFalse(isset($view->vars['type']));
     }
 
     public function testDontPassHtml5TypeIfNotSingleText()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'text',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertFalse(isset($view->vars['type']));
     }
 
     public function testDateTypeChoiceErrorsBubbleUp()
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null);
+        $form = $this->factory->create(static::TESTED_TYPE, null);
 
         $form['date']->addError($error);
 
@@ -456,7 +457,7 @@ class DateTimeTypeTest extends TestCase
     public function testDateTypeSingleTextErrorsBubbleUp()
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'date_widget' => 'single_text',
         ));
 
@@ -469,7 +470,7 @@ class DateTimeTypeTest extends TestCase
     public function testTimeTypeChoiceErrorsBubbleUp()
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null);
+        $form = $this->factory->create(static::TESTED_TYPE, null);
 
         $form['time']->addError($error);
 
@@ -480,7 +481,7 @@ class DateTimeTypeTest extends TestCase
     public function testTimeTypeSingleTextErrorsBubbleUp()
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'time_widget' => 'single_text',
         ));
 
@@ -492,7 +493,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassDefaultChoiceTranslationDomain()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'with_seconds' => true,
         ));
 
@@ -508,7 +509,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassChoiceTranslationDomainAsString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'choice_translation_domain' => 'messages',
             'with_seconds' => true,
         ));
@@ -524,7 +525,7 @@ class DateTimeTypeTest extends TestCase
 
     public function testPassChoiceTranslationDomainAsArray()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateTimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'choice_translation_domain' => array(
                 'year' => 'foo',
                 'month' => 'test',
@@ -542,4 +543,41 @@ class DateTimeTypeTest extends TestCase
         $this->assertFalse($view['time']['minute']->vars['choice_translation_domain']);
         $this->assertSame('test', $view['time']['second']->vars['choice_translation_domain']);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, array(
+            // View data is an array of choice values array
+            'date' => array('year' => '', 'month' => '', 'day' => ''),
+            'time' => array('hour' => '', 'minute' => ''),
+        ));
+    }
+
+    public function testSubmitNullWithText()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'widget' => 'text',
+        ));
+        $form->submit(null);
+
+        $this->assertNull($form->getData());
+        $this->assertNull($form->getNormData());
+        $this->assertSame(array(
+            // View data is an array of choice values array
+            'date' => array('year' => '', 'month' => '', 'day' => ''),
+            'time' => array('hour' => '', 'minute' => ''),
+        ), $form->getViewData());
+    }
+
+    public function testSubmitNullWithSingleText()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'widget' => 'single_text',
+        ));
+        $form->submit(null);
+
+        $this->assertNull($form->getData());
+        $this->assertNull($form->getNormData());
+        $this->assertSame('', $form->getViewData());
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateTypeTest.php
index 6e92ecc3ca..c1f9509678 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/DateTypeTest.php
@@ -13,11 +13,12 @@ namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
 use Symfony\Component\Form\FormError;
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 use Symfony\Component\Intl\Util\IntlTestHelper;
 
-class DateTypeTest extends TestCase
+class DateTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\DateType';
+
     private $defaultTimezone;
 
     protected function setUp()
@@ -37,7 +38,7 @@ class DateTypeTest extends TestCase
      */
     public function testInvalidWidgetOption()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'fake_widget',
         ));
     }
@@ -47,14 +48,14 @@ class DateTypeTest extends TestCase
      */
     public function testInvalidInputOption()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'input' => 'fake_input',
         ));
     }
 
     public function testSubmitFromSingleTextDateTimeWithDefaultFormat()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'widget' => 'single_text',
@@ -69,7 +70,7 @@ class DateTypeTest extends TestCase
 
     public function testSubmitFromSingleTextDateTimeWithCustomFormat()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'widget' => 'single_text',
@@ -90,7 +91,7 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_DE');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => \IntlDateFormatter::MEDIUM,
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
@@ -111,7 +112,7 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_DE');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => \IntlDateFormatter::MEDIUM,
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
@@ -132,7 +133,7 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_DE');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => \IntlDateFormatter::MEDIUM,
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
@@ -155,7 +156,7 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_DE');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => \IntlDateFormatter::MEDIUM,
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
@@ -177,7 +178,7 @@ class DateTypeTest extends TestCase
 
     public function testSubmitFromText()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'widget' => 'text',
@@ -199,7 +200,7 @@ class DateTypeTest extends TestCase
 
     public function testSubmitFromChoice()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'widget' => 'choice',
@@ -222,7 +223,7 @@ class DateTypeTest extends TestCase
 
     public function testSubmitFromChoiceEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'widget' => 'choice',
@@ -243,7 +244,7 @@ class DateTypeTest extends TestCase
 
     public function testSubmitFromInputDateTimeDifferentPattern()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'format' => 'MM*yyyy*dd',
@@ -259,7 +260,7 @@ class DateTypeTest extends TestCase
 
     public function testSubmitFromInputStringDifferentPattern()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'format' => 'MM*yyyy*dd',
@@ -275,7 +276,7 @@ class DateTypeTest extends TestCase
 
     public function testSubmitFromInputTimestampDifferentPattern()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'format' => 'MM*yyyy*dd',
@@ -293,7 +294,7 @@ class DateTypeTest extends TestCase
 
     public function testSubmitFromInputRawDifferentPattern()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'format' => 'MM*yyyy*dd',
@@ -318,11 +319,10 @@ class DateTypeTest extends TestCase
      */
     public function testDatePatternWithFormatOption($format, $pattern)
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => $format,
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals($pattern, $view->vars['date_pattern']);
     }
@@ -344,7 +344,7 @@ class DateTypeTest extends TestCase
      */
     public function testThrowExceptionIfFormatIsNoPattern()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => '0',
             'widget' => 'single_text',
             'input' => 'string',
@@ -357,7 +357,7 @@ class DateTypeTest extends TestCase
      */
     public function testThrowExceptionIfFormatDoesNotContainYearMonthAndDay()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'months' => array(6, 7),
             'format' => 'yy',
         ));
@@ -369,7 +369,7 @@ class DateTypeTest extends TestCase
      */
     public function testThrowExceptionIfFormatMissesYearMonthAndDayWithSingleTextWidget()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
             'format' => 'wrong',
         ));
@@ -380,7 +380,7 @@ class DateTypeTest extends TestCase
      */
     public function testThrowExceptionIfFormatIsNoConstant()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => 105,
         ));
     }
@@ -390,7 +390,7 @@ class DateTypeTest extends TestCase
      */
     public function testThrowExceptionIfFormatIsInvalid()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => array(),
         ));
     }
@@ -400,7 +400,7 @@ class DateTypeTest extends TestCase
      */
     public function testThrowExceptionIfYearsIsInvalid()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'years' => 'bad value',
         ));
     }
@@ -410,7 +410,7 @@ class DateTypeTest extends TestCase
      */
     public function testThrowExceptionIfMonthsIsInvalid()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'months' => 'bad value',
         ));
     }
@@ -420,7 +420,7 @@ class DateTypeTest extends TestCase
      */
     public function testThrowExceptionIfDaysIsInvalid()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'days' => 'bad value',
         ));
     }
@@ -432,7 +432,7 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_DE');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => \IntlDateFormatter::MEDIUM,
             'model_timezone' => 'UTC',
             'view_timezone' => 'America/New_York',
@@ -454,7 +454,7 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_DE');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => \IntlDateFormatter::MEDIUM,
             'model_timezone' => 'UTC',
             'view_timezone' => 'America/New_York',
@@ -474,7 +474,7 @@ class DateTypeTest extends TestCase
 
     public function testYearsOption()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'years' => array(2010, 2011),
         ));
 
@@ -488,7 +488,7 @@ class DateTypeTest extends TestCase
 
     public function testMonthsOption()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'months' => array(6, 7),
             'format' => \IntlDateFormatter::SHORT,
         ));
@@ -508,7 +508,7 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_AT');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'months' => array(1, 4),
             'format' => 'dd.MMM.yy',
         ));
@@ -528,12 +528,11 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_AT');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'months' => array(1, 4),
             'format' => 'dd.MMMM.yy',
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals(array(
             new ChoiceView(1, '1', 'Jänner'),
@@ -548,12 +547,11 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_AT');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'months' => array(1, 4),
             'format' => 'dd.MMMM.yy',
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals(array(
             new ChoiceView(1, '1', 'Jänner'),
@@ -563,11 +561,10 @@ class DateTypeTest extends TestCase
 
     public function testIsDayWithinRangeReturnsTrueIfWithin()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'days' => array(6, 7),
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals(array(
             new ChoiceView(6, '6', '06'),
@@ -575,26 +572,9 @@ class DateTypeTest extends TestCase
         ), $view['day']->vars['choices']);
     }
 
-    public function testIsPartiallyFilledReturnsFalseIfSingleText()
+    public function testIsSynchronizedReturnsTrueIfChoiceAndCompletelyEmpty()
     {
-        $this->markTestIncomplete('Needs to be reimplemented using validators');
-
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
-            'model_timezone' => 'UTC',
-            'view_timezone' => 'UTC',
-            'widget' => 'single_text',
-        ));
-
-        $form->submit('7.6.2010');
-
-        $this->assertFalse($form->isPartiallyFilled());
-    }
-
-    public function testIsPartiallyFilledReturnsFalseIfChoiceAndCompletelyEmpty()
-    {
-        $this->markTestIncomplete('Needs to be reimplemented using validators');
-
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'widget' => 'choice',
@@ -606,33 +586,29 @@ class DateTypeTest extends TestCase
             'year' => '',
         ));
 
-        $this->assertFalse($form->isPartiallyFilled());
+        $this->assertTrue($form->isSynchronized());
     }
 
-    public function testIsPartiallyFilledReturnsFalseIfChoiceAndCompletelyFilled()
+    public function testIsSynchronizedReturnsTrueIfChoiceAndCompletelyFilled()
     {
-        $this->markTestIncomplete('Needs to be reimplemented using validators');
-
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, new \DateTime(), array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'widget' => 'choice',
         ));
 
         $form->submit(array(
-            'day' => '2',
+            'day' => '0',
             'month' => '6',
             'year' => '2010',
         ));
 
-        $this->assertFalse($form->isPartiallyFilled());
+        $this->assertTrue($form->isSynchronized());
     }
 
-    public function testIsPartiallyFilledReturnsTrueIfChoiceAndDayEmpty()
+    public function testIsSynchronizedReturnsFalseIfChoiceAndDayEmpty()
     {
-        $this->markTestIncomplete('Needs to be reimplemented using validators');
-
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'widget' => 'choice',
@@ -644,7 +620,7 @@ class DateTypeTest extends TestCase
             'year' => '2010',
         ));
 
-        $this->assertTrue($form->isPartiallyFilled());
+        $this->assertFalse($form->isSynchronized());
     }
 
     public function testPassDatePatternToView()
@@ -654,8 +630,8 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_AT');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType');
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE)
+            ->createView();
 
         $this->assertSame('{{ day }}{{ month }}{{ year }}', $view->vars['date_pattern']);
     }
@@ -667,43 +643,40 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('de_AT');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => \IntlDateFormatter::LONG,
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('{{ day }}{{ month }}{{ year }}', $view->vars['date_pattern']);
     }
 
     public function testPassDatePatternToViewDifferentPattern()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => 'MMyyyydd',
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('{{ month }}{{ year }}{{ day }}', $view->vars['date_pattern']);
     }
 
     public function testPassDatePatternToViewDifferentPatternWithSeparators()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'format' => 'MM*yyyy*dd',
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('{{ month }}*{{ year }}*{{ day }}', $view->vars['date_pattern']);
     }
 
     public function testDontPassDatePatternIfText()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertFalse(isset($view->vars['date_pattern']));
     }
@@ -715,22 +688,21 @@ class DateTypeTest extends TestCase
 
         \Locale::setDefault('es_ES');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             // EEEE, d 'de' MMMM 'de' y
             'format' => \IntlDateFormatter::FULL,
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertEquals('{{ day }}{{ month }}{{ year }}', $view->vars['date_pattern']);
     }
 
     public function testPassWidgetToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
-        ));
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $this->assertSame('single_text', $view->vars['widget']);
     }
@@ -739,26 +711,26 @@ class DateTypeTest extends TestCase
     {
         // Throws an exception if "data_class" option is not explicitly set
         // to null in the type
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', new \DateTime());
+        $this->factory->create(static::TESTED_TYPE, new \DateTime());
     }
 
     public function testSingleTextWidgetShouldUseTheRightInputType()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertEquals('date', $view->vars['type']);
     }
 
     public function testPassDefaultPlaceholderToViewIfNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => false,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('', $view['year']->vars['placeholder']);
         $this->assertSame('', $view['month']->vars['placeholder']);
         $this->assertSame('', $view['day']->vars['placeholder']);
@@ -766,11 +738,11 @@ class DateTypeTest extends TestCase
 
     public function testPassNoPlaceholderToViewIfRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => true,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertNull($view['year']->vars['placeholder']);
         $this->assertNull($view['month']->vars['placeholder']);
         $this->assertNull($view['day']->vars['placeholder']);
@@ -778,11 +750,11 @@ class DateTypeTest extends TestCase
 
     public function testPassPlaceholderAsString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'placeholder' => 'Empty',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('Empty', $view['year']->vars['placeholder']);
         $this->assertSame('Empty', $view['month']->vars['placeholder']);
         $this->assertSame('Empty', $view['day']->vars['placeholder']);
@@ -790,15 +762,15 @@ class DateTypeTest extends TestCase
 
     public function testPassPlaceholderAsArray()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'placeholder' => array(
                 'year' => 'Empty year',
                 'month' => 'Empty month',
                 'day' => 'Empty day',
             ),
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('Empty year', $view['year']->vars['placeholder']);
         $this->assertSame('Empty month', $view['month']->vars['placeholder']);
         $this->assertSame('Empty day', $view['day']->vars['placeholder']);
@@ -806,15 +778,15 @@ class DateTypeTest extends TestCase
 
     public function testPassPlaceholderAsPartialArrayAddEmptyIfNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => false,
             'placeholder' => array(
                 'year' => 'Empty year',
                 'day' => 'Empty day',
             ),
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('Empty year', $view['year']->vars['placeholder']);
         $this->assertSame('', $view['month']->vars['placeholder']);
         $this->assertSame('Empty day', $view['day']->vars['placeholder']);
@@ -822,15 +794,15 @@ class DateTypeTest extends TestCase
 
     public function testPassPlaceholderAsPartialArrayAddNullIfRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => true,
             'placeholder' => array(
                 'year' => 'Empty year',
                 'day' => 'Empty day',
             ),
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('Empty year', $view['year']->vars['placeholder']);
         $this->assertNull($view['month']->vars['placeholder']);
         $this->assertSame('Empty day', $view['day']->vars['placeholder']);
@@ -838,43 +810,43 @@ class DateTypeTest extends TestCase
 
     public function testPassHtml5TypeIfSingleTextAndHtml5Format()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertSame('date', $view->vars['type']);
     }
 
     public function testDontPassHtml5TypeIfHtml5NotAllowed()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
             'html5' => false,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertFalse(isset($view->vars['type']));
     }
 
     public function testDontPassHtml5TypeIfNotHtml5Format()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
             'format' => \IntlDateFormatter::MEDIUM,
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertFalse(isset($view->vars['type']));
     }
 
     public function testDontPassHtml5TypeIfNotSingleText()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'text',
-        ));
+        ))
+            ->createView();
 
-        $view = $form->createView();
         $this->assertFalse(isset($view->vars['type']));
     }
 
@@ -892,7 +864,7 @@ class DateTypeTest extends TestCase
     public function testYearErrorsBubbleUp($widget)
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => $widget,
         ));
         $form['year']->addError($error);
@@ -907,7 +879,7 @@ class DateTypeTest extends TestCase
     public function testMonthErrorsBubbleUp($widget)
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => $widget,
         ));
         $form['month']->addError($error);
@@ -922,7 +894,7 @@ class DateTypeTest extends TestCase
     public function testDayErrorsBubbleUp($widget)
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => $widget,
         ));
         $form['day']->addError($error);
@@ -937,11 +909,10 @@ class DateTypeTest extends TestCase
             $this->markTestSkipped('PHP 32 bit is required.');
         }
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
             'years' => range(1900, 2040),
-        ));
-
-        $view = $form->createView();
+        ))
+            ->createView();
 
         $listChoices = array();
         foreach (range(1902, 2037) as $y) {
@@ -953,7 +924,7 @@ class DateTypeTest extends TestCase
 
     public function testPassDefaultChoiceTranslationDomain()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType');
+        $form = $this->factory->create(static::TESTED_TYPE);
 
         $view = $form->createView();
         $this->assertFalse($view['year']->vars['choice_translation_domain']);
@@ -963,7 +934,7 @@ class DateTypeTest extends TestCase
 
     public function testPassChoiceTranslationDomainAsString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'choice_translation_domain' => 'messages',
         ));
 
@@ -975,7 +946,7 @@ class DateTypeTest extends TestCase
 
     public function testPassChoiceTranslationDomainAsArray()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\DateType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'choice_translation_domain' => array(
                 'year' => 'foo',
                 'day' => 'test',
@@ -987,4 +958,21 @@ class DateTypeTest extends TestCase
         $this->assertFalse($view['month']->vars['choice_translation_domain']);
         $this->assertSame('test', $view['day']->vars['choice_translation_domain']);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, array('year' => '', 'month' => '', 'day' => ''));
+    }
+
+    public function testSubmitNullWithSingleText()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'widget' => 'single_text',
+        ));
+        $form->submit(null);
+
+        $this->assertNull($form->getData());
+        $this->assertNull($form->getNormData());
+        $this->assertSame('', $form->getViewData());
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/FileTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/FileTypeTest.php
index e93f8c3d19..1545e8ae9d 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/FileTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/FileTypeTest.php
@@ -11,24 +11,27 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase;
-
-class FileTypeTest extends TypeTestCase
+class FileTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\FileType';
+
     // https://github.com/symfony/symfony/pull/5028
     public function testSetData()
     {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FileType')->getForm();
-        $data = $this->createUploadedFileMock('abcdef', 'original.jpg', true);
+        $form = $this->factory->createBuilder(static::TESTED_TYPE)->getForm();
+        $data = $this->getMockBuilder('Symfony\Component\HttpFoundation\File\File')
+            ->setConstructorArgs(array(__DIR__.'/../../../Fixtures/foo', 'foo'))
+            ->getMock();
 
         $form->setData($data);
 
+        // Ensures the data class is defined to accept File instance
         $this->assertSame($data, $form->getData());
     }
 
     public function testSubmit()
     {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FileType')->getForm();
+        $form = $this->factory->createBuilder(static::TESTED_TYPE)->getForm();
         $data = $this->createUploadedFileMock('abcdef', 'original.jpg', true);
 
         $form->submit($data);
@@ -36,31 +39,9 @@ class FileTypeTest extends TypeTestCase
         $this->assertSame($data, $form->getData());
     }
 
-    // https://github.com/symfony/symfony/issues/6134
-    public function testSubmitEmpty()
-    {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FileType')->getForm();
-
-        $form->submit(null);
-
-        $this->assertNull($form->getData());
-    }
-
-    public function testSubmitEmptyMultiple()
-    {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FileType', null, array(
-            'multiple' => true,
-        ))->getForm();
-
-        // submitted data when an input file is uploaded without choosing any file
-        $form->submit(array(null));
-
-        $this->assertSame(array(), $form->getData());
-    }
-
     public function testSetDataMultiple()
     {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FileType', null, array(
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'multiple' => true,
         ))->getForm();
 
@@ -75,7 +56,7 @@ class FileTypeTest extends TypeTestCase
 
     public function testSubmitMultiple()
     {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FileType', null, array(
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'multiple' => true,
         ))->getForm();
 
@@ -94,13 +75,38 @@ class FileTypeTest extends TypeTestCase
 
     public function testDontPassValueToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FileType');
+        $form = $this->factory->create(static::TESTED_TYPE);
         $form->submit(array(
-            'Symfony\Component\Form\Extension\Core\Type\FileType' => $this->createUploadedFileMock('abcdef', 'original.jpg', true),
+            'file' => $this->createUploadedFileMock('abcdef', 'original.jpg', true),
         ));
-        $view = $form->createView();
 
-        $this->assertEquals('', $view->vars['value']);
+        $this->assertEquals('', $form->createView()->vars['value']);
+    }
+
+    public function testPassMultipartFalseToView()
+    {
+        $view = $this->factory->create(static::TESTED_TYPE)
+            ->createView();
+
+        $this->assertTrue($view->vars['multipart']);
+    }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
+    }
+
+    public function testSubmitNullWhenMultiple()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'multiple' => true,
+        ));
+        // submitted data when an input file is uploaded without choosing any file
+        $form->submit(array(null));
+
+        $this->assertSame(array(), $form->getData());
+        $this->assertSame(array(), $form->getNormData());
+        $this->assertSame(array(), $form->getViewData());
     }
 
     private function createUploadedFileMock($name, $originalName, $valid)
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/FormTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/FormTypeTest.php
index eef01cfc56..640c8761c2 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/FormTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/FormTypeTest.php
@@ -51,27 +51,29 @@ class FormTest_AuthorWithoutRefSetter
 
 class FormTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\FormType';
+
     public function testCreateFormInstances()
     {
-        $this->assertInstanceOf('Symfony\Component\Form\Form', $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType'));
+        $this->assertInstanceOf('Symfony\Component\Form\Form', $this->factory->create(static::TESTED_TYPE));
     }
 
     public function testPassRequiredAsOption()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array('required' => false));
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('required' => false));
 
         $this->assertFalse($form->isRequired());
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array('required' => true));
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('required' => true));
 
         $this->assertTrue($form->isRequired());
     }
 
     public function testSubmittedDataIsTrimmedBeforeTransforming()
     {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType')
+        $form = $this->factory->createBuilder(static::TESTED_TYPE)
             ->addViewTransformer(new FixedDataTransformer(array(
-                null => '',
+                '' => '',
                 'reverse[a]' => 'a',
             )))
             ->setCompound(false)
@@ -85,9 +87,9 @@ class FormTypeTest extends BaseTypeTest
 
     public function testSubmittedDataIsNotTrimmedBeforeTransformingIfNoTrimming()
     {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array('trim' => false))
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array('trim' => false))
             ->addViewTransformer(new FixedDataTransformer(array(
-                null => '',
+                '' => '',
                 'reverse[ a ]' => ' a ',
             )))
             ->setCompound(false)
@@ -101,8 +103,8 @@ class FormTypeTest extends BaseTypeTest
 
     public function testNonReadOnlyFormWithReadOnlyParentIsReadOnly()
     {
-        $view = $this->factory->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType', null, array('attr' => array('readonly' => true)))
-            ->add('child', 'Symfony\Component\Form\Extension\Core\Type\FormType')
+        $view = $this->factory->createNamedBuilder('parent', static::TESTED_TYPE, null, array('attr' => array('readonly' => true)))
+            ->add('child', static::TESTED_TYPE)
             ->getForm()
             ->createView();
 
@@ -111,8 +113,8 @@ class FormTypeTest extends BaseTypeTest
 
     public function testReadOnlyFormWithNonReadOnlyParentIsReadOnly()
     {
-        $view = $this->factory->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType')
-            ->add('child', 'Symfony\Component\Form\Extension\Core\Type\FormType', array('attr' => array('readonly' => true)))
+        $view = $this->factory->createNamedBuilder('parent', static::TESTED_TYPE)
+            ->add('child', static::TESTED_TYPE, array('attr' => array('readonly' => true)))
             ->getForm()
             ->createView();
 
@@ -121,8 +123,8 @@ class FormTypeTest extends BaseTypeTest
 
     public function testNonReadOnlyFormWithNonReadOnlyParentIsNotReadOnly()
     {
-        $view = $this->factory->createNamedBuilder('parent', 'Symfony\Component\Form\Extension\Core\Type\FormType')
-            ->add('child', 'Symfony\Component\Form\Extension\Core\Type\FormType')
+        $view = $this->factory->createNamedBuilder('parent', static::TESTED_TYPE)
+            ->add('child', static::TESTED_TYPE)
             ->getForm()
             ->createView();
 
@@ -131,29 +133,29 @@ class FormTypeTest extends BaseTypeTest
 
     public function testPassMaxLengthToView()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array('attr' => array('maxlength' => 10)));
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array('attr' => array('maxlength' => 10)))
+            ->createView();
 
         $this->assertSame(10, $view->vars['attr']['maxlength']);
     }
 
     public function testDataClassMayBeNull()
     {
-        $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => null,
         ));
     }
 
     public function testDataClassMayBeAbstractClass()
     {
-        $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\AbstractAuthor',
         ));
     }
 
     public function testDataClassMayBeInterface()
     {
-        $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\AuthorInterface',
         ));
     }
@@ -163,22 +165,23 @@ class FormTypeTest extends BaseTypeTest
      */
     public function testDataClassMustBeValidClassOrInterface()
     {
-        $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => 'foobar',
         ));
     }
 
     public function testSubmitWithEmptyDataCreatesObjectIfClassAvailable()
     {
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\Author',
             'required' => false,
-        ));
-        $builder->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $builder->add('lastName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $form = $builder->getForm();
+        ))
+            ->add('firstName', TextTypeTest::TESTED_TYPE)
+            ->add('lastName', TextTypeTest::TESTED_TYPE)
+            ->getForm();
+
+        $this->assertNull($form->getData());
 
-        $form->setData(null);
         // partially empty, still an object is created
         $form->submit(array('firstName' => 'Bernhard', 'lastName' => ''));
 
@@ -189,19 +192,19 @@ class FormTypeTest extends BaseTypeTest
         $this->assertEquals($author, $form->getData());
     }
 
-    public function testSubmitWithEmptyDataCreatesObjectIfInitiallySubmittedWithObject()
+    public function testSubmitWithDefaultDataDontCreateObject()
     {
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $defaultAuthor = new Author();
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             // data class is inferred from the passed object
-            'data' => new Author(),
+            'data' => $defaultAuthor,
             'required' => false,
-        ));
-        $builder->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $builder->add('lastName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $form = $builder->getForm();
+        ))
+            ->add('firstName', TextTypeTest::TESTED_TYPE)
+            ->add('lastName', TextTypeTest::TESTED_TYPE)
+            ->getForm();
 
-        $form->setData(null);
-        // partially empty, still an object is created
+        // partially empty
         $form->submit(array('firstName' => 'Bernhard', 'lastName' => ''));
 
         $author = new Author();
@@ -209,34 +212,37 @@ class FormTypeTest extends BaseTypeTest
         $author->setLastName('');
 
         $this->assertEquals($author, $form->getData());
+        $this->assertSame($defaultAuthor, $form->getData());
     }
 
     public function testSubmitWithEmptyDataCreatesArrayIfDataClassIsNull()
     {
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => null,
             'required' => false,
-        ));
-        $builder->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $form = $builder->getForm();
+        ))
+            ->add('firstName', TextTypeTest::TESTED_TYPE)
+            ->getForm();
+
+        $this->assertNull($form->getData());
 
-        $form->setData(null);
         $form->submit(array('firstName' => 'Bernhard'));
 
         $this->assertSame(array('firstName' => 'Bernhard'), $form->getData());
     }
 
-    public function testSubmitEmptyWithEmptyDataCreatesNoObjectIfNotRequired()
+    public function testSubmitEmptyWithEmptyDataDontCreateObjectIfNotRequired()
     {
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\Author',
             'required' => false,
-        ));
-        $builder->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $builder->add('lastName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $form = $builder->getForm();
+        ))
+            ->add('firstName', TextTypeTest::TESTED_TYPE)
+            ->add('lastName', TextTypeTest::TESTED_TYPE)
+            ->getForm();
+
+        $this->assertNull($form->getData());
 
-        $form->setData(null);
         $form->submit(array('firstName' => '', 'lastName' => ''));
 
         $this->assertNull($form->getData());
@@ -244,15 +250,16 @@ class FormTypeTest extends BaseTypeTest
 
     public function testSubmitEmptyWithEmptyDataCreatesObjectIfRequired()
     {
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\Author',
             'required' => true,
-        ));
-        $builder->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $builder->add('lastName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $form = $builder->getForm();
+        ))
+            ->add('firstName', TextTypeTest::TESTED_TYPE)
+            ->add('lastName', TextTypeTest::TESTED_TYPE)
+            ->getForm();
+
+        $this->assertNull($form->getData());
 
-        $form->setData(null);
         $form->submit(array('firstName' => '', 'lastName' => ''));
 
         $this->assertEquals(new Author(), $form->getData());
@@ -263,11 +270,12 @@ class FormTypeTest extends BaseTypeTest
      */
     public function testSubmitWithEmptyDataStoresArrayIfNoClassAvailable()
     {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType')
-            ->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType')
+        $form = $this->factory->createBuilder(static::TESTED_TYPE)
+            ->add('firstName', TextTypeTest::TESTED_TYPE)
             ->getForm();
 
-        $form->setData(null);
+        $this->assertNull($form->getData());
+
         $form->submit(array('firstName' => 'Bernhard'));
 
         $this->assertSame(array('firstName' => 'Bernhard'), $form->getData());
@@ -275,31 +283,40 @@ class FormTypeTest extends BaseTypeTest
 
     public function testSubmitWithEmptyDataPassesEmptyStringToTransformerIfNotCompound()
     {
-        $form = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType')
+        $form = $this->factory->createBuilder(static::TESTED_TYPE)
             ->addViewTransformer(new FixedDataTransformer(array(
                 // required for the initial, internal setData(null)
-                null => 'null',
+                '' => 'null',
                 // required to test that submit(null) is converted to ''
                 'empty' => '',
             )))
             ->setCompound(false)
             ->getForm();
 
+        $this->assertNull($form->getData());
+        $this->assertNull($form->getNormData());
+        $this->assertSame('null', $form->getViewData());
+
         $form->submit(null);
 
         $this->assertSame('empty', $form->getData());
+        $this->assertSame('empty', $form->getNormData());
+        $this->assertSame('', $form->getViewData());
     }
 
     public function testSubmitWithEmptyDataUsesEmptyDataOption()
     {
         $author = new Author();
 
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->createBuilder(static::TESTED_TYPE, null, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\Author',
             'empty_data' => $author,
-        ));
-        $builder->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
-        $form = $builder->getForm();
+        ))
+            ->add('firstName', TextTypeTest::TESTED_TYPE)
+            ->getForm();
+
+        $this->assertNull($form->getData());
+        $this->assertNull($form->getViewData());
 
         $form->submit(array('firstName' => 'Bernhard'));
 
@@ -307,62 +324,34 @@ class FormTypeTest extends BaseTypeTest
         $this->assertEquals('Bernhard', $author->firstName);
     }
 
-    public function provideZeros()
-    {
-        return array(
-            array(0, '0'),
-            array('0', '0'),
-            array('00000', '00000'),
-        );
-    }
-
-    /**
-     * @dataProvider provideZeros
-     *
-     * @see https://github.com/symfony/symfony/issues/1986
-     */
-    public function testSetDataThroughParamsWithZero($data, $dataAsString)
-    {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
-            'data' => $data,
-            'compound' => false,
-        ));
-        $view = $form->createView();
-
-        $this->assertFalse($form->isEmpty());
-
-        $this->assertSame($dataAsString, $view->vars['value']);
-        $this->assertSame($dataAsString, $form->getData());
-    }
-
     /**
      * @expectedException \Symfony\Component\OptionsResolver\Exception\InvalidOptionsException
      */
     public function testAttributesException()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array('attr' => ''));
+        $this->factory->create(static::TESTED_TYPE, null, array('attr' => ''));
     }
 
     public function testNameCanBeEmptyString()
     {
-        $form = $this->factory->createNamed('', 'Symfony\Component\Form\Extension\Core\Type\FormType');
+        $form = $this->factory->createNamed('', static::TESTED_TYPE);
 
         $this->assertEquals('', $form->getName());
     }
 
-    public function testSubformDoesntCallSetters()
+    public function testSubformDoesntCallSettersForReferences()
     {
         $author = new FormTest_AuthorWithoutRefSetter(new Author());
 
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', $author);
-        $builder->add('reference', 'Symfony\Component\Form\Extension\Core\Type\FormType', array(
+        $builder = $this->factory->createBuilder(static::TESTED_TYPE, $author);
+        $builder->add('reference', static::TESTED_TYPE, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\Author',
         ));
-        $builder->get('reference')->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
+        $builder->get('reference')->add('firstName', TextTypeTest::TESTED_TYPE);
         $form = $builder->getForm();
 
         $form->submit(array(
-            // reference has a getter, but not setter
+            // reference has a getter, but no setter
             'reference' => array(
                 'firstName' => 'Foo',
             ),
@@ -377,17 +366,17 @@ class FormTypeTest extends BaseTypeTest
         $author = new FormTest_AuthorWithoutRefSetter(null);
         $newReference = new Author();
 
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', $author);
-        $builder->add('referenceCopy', 'Symfony\Component\Form\Extension\Core\Type\FormType', array(
+        $builder = $this->factory->createBuilder(static::TESTED_TYPE, $author);
+        $builder->add('referenceCopy', static::TESTED_TYPE, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\Author',
         ));
-        $builder->get('referenceCopy')->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
+        $builder->get('referenceCopy')->add('firstName', TextTypeTest::TESTED_TYPE);
         $form = $builder->getForm();
 
         $form['referenceCopy']->setData($newReference); // new author object
 
         $form->submit(array(
-        // referenceCopy has a getter that returns a copy
+            // referenceCopy has a getter that returns a copy
             'referenceCopy' => array(
                 'firstName' => 'Foo',
         ),
@@ -400,12 +389,12 @@ class FormTypeTest extends BaseTypeTest
     {
         $author = new FormTest_AuthorWithoutRefSetter(new Author());
 
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', $author);
-        $builder->add('referenceCopy', 'Symfony\Component\Form\Extension\Core\Type\FormType', array(
+        $builder = $this->factory->createBuilder(static::TESTED_TYPE, $author);
+        $builder->add('referenceCopy', static::TESTED_TYPE, array(
             'data_class' => 'Symfony\Component\Form\Tests\Fixtures\Author',
             'by_reference' => false,
         ));
-        $builder->get('referenceCopy')->add('firstName', 'Symfony\Component\Form\Extension\Core\Type\TextType');
+        $builder->get('referenceCopy')->add('firstName', TextTypeTest::TESTED_TYPE);
         $form = $builder->getForm();
 
         $form->submit(array(
@@ -423,8 +412,8 @@ class FormTypeTest extends BaseTypeTest
     {
         $author = new FormTest_AuthorWithoutRefSetter('scalar');
 
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType', $author);
-        $builder->add('referenceCopy', 'Symfony\Component\Form\Extension\Core\Type\FormType');
+        $builder = $this->factory->createBuilder(static::TESTED_TYPE, $author);
+        $builder->add('referenceCopy', static::TESTED_TYPE);
         $builder->get('referenceCopy')->addViewTransformer(new CallbackTransformer(
             function () {},
             function ($value) { // reverseTransform
@@ -447,9 +436,9 @@ class FormTypeTest extends BaseTypeTest
         $ref2 = new Author();
         $author = array('referenceCopy' => $ref1);
 
-        $builder = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType');
+        $builder = $this->factory->createBuilder(static::TESTED_TYPE);
         $builder->setData($author);
-        $builder->add('referenceCopy', 'Symfony\Component\Form\Extension\Core\Type\FormType');
+        $builder->add('referenceCopy', static::TESTED_TYPE);
         $builder->get('referenceCopy')->addViewTransformer(new CallbackTransformer(
             function () {},
             function ($value) use ($ref2) { // reverseTransform
@@ -459,7 +448,7 @@ class FormTypeTest extends BaseTypeTest
         $form = $builder->getForm();
 
         $form->submit(array(
-            'referenceCopy' => array('a' => 'b'), // doesn't matter actually
+            'referenceCopy' => array(), // doesn't matter actually
         ));
 
         // the new reference was inserted into the array
@@ -469,9 +458,9 @@ class FormTypeTest extends BaseTypeTest
 
     public function testPassMultipartTrueIfAnyChildIsMultipartToView()
     {
-        $view = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType')
-            ->add('foo', 'Symfony\Component\Form\Extension\Core\Type\TextType')
-            ->add('bar', 'Symfony\Component\Form\Extension\Core\Type\FileType')
+        $view = $this->factory->createBuilder(static::TESTED_TYPE)
+            ->add('foo', TextTypeTest::TESTED_TYPE)
+            ->add('bar', FileTypeTest::TESTED_TYPE)
             ->getForm()
             ->createView();
 
@@ -480,8 +469,8 @@ class FormTypeTest extends BaseTypeTest
 
     public function testViewIsNotRenderedByDefault()
     {
-        $view = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType')
-                ->add('foo', 'Symfony\Component\Form\Extension\Core\Type\FormType')
+        $view = $this->factory->createBuilder(static::TESTED_TYPE)
+                ->add('foo', static::TESTED_TYPE)
                 ->getForm()
                 ->createView();
 
@@ -490,16 +479,14 @@ class FormTypeTest extends BaseTypeTest
 
     public function testErrorBubblingIfCompound()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
-            'compound' => true,
-        ));
+        $form = $this->factory->create(static::TESTED_TYPE);
 
         $this->assertTrue($form->getConfig()->getErrorBubbling());
     }
 
     public function testNoErrorBubblingIfNotCompound()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'compound' => false,
         ));
 
@@ -508,7 +495,7 @@ class FormTypeTest extends BaseTypeTest
 
     public function testOverrideErrorBubbling()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'compound' => false,
             'error_bubbling' => true,
         ));
@@ -518,7 +505,7 @@ class FormTypeTest extends BaseTypeTest
 
     public function testPropertyPath()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'property_path' => 'foo',
         ));
 
@@ -528,7 +515,7 @@ class FormTypeTest extends BaseTypeTest
 
     public function testPropertyPathNullImpliesDefault()
     {
-        $form = $this->factory->createNamed('name', 'Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->createNamed('name', static::TESTED_TYPE, null, array(
             'property_path' => null,
         ));
 
@@ -538,7 +525,7 @@ class FormTypeTest extends BaseTypeTest
 
     public function testNotMapped()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'property_path' => 'foo',
             'mapped' => false,
         ));
@@ -549,38 +536,40 @@ class FormTypeTest extends BaseTypeTest
 
     public function testViewValidNotSubmitted()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType');
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE)
+            ->createView();
+
         $this->assertTrue($view->vars['valid']);
     }
 
     public function testViewNotValidSubmitted()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType');
+        $form = $this->factory->create(static::TESTED_TYPE);
         $form->submit(array());
         $form->addError(new FormError('An error'));
-        $view = $form->createView();
-        $this->assertFalse($view->vars['valid']);
+
+        $this->assertFalse($form->createView()->vars['valid']);
     }
 
     public function testViewSubmittedNotSubmitted()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType');
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE)
+            ->createView();
+
         $this->assertFalse($view->vars['submitted']);
     }
 
     public function testViewSubmittedSubmitted()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType');
+        $form = $this->factory->create(static::TESTED_TYPE);
         $form->submit(array());
-        $view = $form->createView();
-        $this->assertTrue($view->vars['submitted']);
+
+        $this->assertTrue($form->createView()->vars['submitted']);
     }
 
     public function testDataOptionSupersedesSetDataCalls()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'data' => 'default',
             'compound' => false,
         ));
@@ -590,9 +579,20 @@ class FormTypeTest extends BaseTypeTest
         $this->assertSame('default', $form->getData());
     }
 
+    public function testPassedDataSupersedesSetDataCalls()
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, 'default', array(
+            'compound' => false,
+        ));
+
+        $form->setData('foobar');
+
+        $this->assertSame('default', $form->getData());
+    }
+
     public function testDataOptionSupersedesSetDataCallsIfNull()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'data' => null,
             'compound' => false,
         ));
@@ -604,22 +604,25 @@ class FormTypeTest extends BaseTypeTest
 
     public function testNormDataIsPassedToView()
     {
-        $view = $this->factory->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType')
-            ->addViewTransformer(new FixedDataTransformer(array(
+        $view = $this->factory->createBuilder(static::TESTED_TYPE)
+            ->addModelTransformer(new FixedDataTransformer(array(
                 'foo' => 'bar',
             )))
+            ->addViewTransformer(new FixedDataTransformer(array(
+                'bar' => 'baz',
+            )))
             ->setData('foo')
             ->getForm()
             ->createView();
 
-        $this->assertSame('foo', $view->vars['data']);
-        $this->assertSame('bar', $view->vars['value']);
+        $this->assertSame('bar', $view->vars['data']);
+        $this->assertSame('baz', $view->vars['value']);
     }
 
     // https://github.com/symfony/symfony/issues/6862
     public function testPassZeroLabelToView()
     {
-        $view = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\FormType', null, array(
+        $view = $this->factory->create(static::TESTED_TYPE, null, array(
                 'label' => '0',
             ))
             ->createView();
@@ -627,8 +630,8 @@ class FormTypeTest extends BaseTypeTest
         $this->assertSame('0', $view->vars['label']);
     }
 
-    protected function getTestedType()
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
     {
-        return 'Symfony\Component\Form\Extension\Core\Type\FormType';
+        parent::testSubmitNull(array(), array(), array());
     }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/IntegerTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/IntegerTypeTest.php
index c5a6236d1b..27a57eea79 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/IntegerTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/IntegerTypeTest.php
@@ -11,11 +11,12 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 use Symfony\Component\Intl\Util\IntlTestHelper;
 
-class IntegerTypeTest extends TestCase
+class IntegerTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\IntegerType';
+
     protected function setUp()
     {
         IntlTestHelper::requireIntl($this, false);
@@ -25,11 +26,16 @@ class IntegerTypeTest extends TestCase
 
     public function testSubmitCastsToInteger()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\IntegerType');
+        $form = $this->factory->create(static::TESTED_TYPE);
 
         $form->submit('1.678');
 
         $this->assertSame(1, $form->getData());
         $this->assertSame('1', $form->getViewData());
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/LanguageTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/LanguageTypeTest.php
index ca03ef3205..5ea3c4a732 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/LanguageTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/LanguageTypeTest.php
@@ -11,12 +11,13 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
 use Symfony\Component\Intl\Util\IntlTestHelper;
 
-class LanguageTypeTest extends TestCase
+class LanguageTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\LanguageType';
+
     protected function setUp()
     {
         IntlTestHelper::requireIntl($this, false);
@@ -26,9 +27,8 @@ class LanguageTypeTest extends TestCase
 
     public function testCountriesAreSelectable()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\LanguageType');
-        $view = $form->createView();
-        $choices = $view->vars['choices'];
+        $choices = $this->factory->create(static::TESTED_TYPE)
+            ->createView()->vars['choices'];
 
         $this->assertContains(new ChoiceView('en', 'en', 'English'), $choices, '', false, false);
         $this->assertContains(new ChoiceView('en_GB', 'en_GB', 'British English'), $choices, '', false, false);
@@ -39,10 +39,14 @@ class LanguageTypeTest extends TestCase
 
     public function testMultipleLanguagesIsNotIncluded()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\LanguageType', 'Symfony\Component\Form\Extension\Core\Type\LanguageType');
-        $view = $form->createView();
-        $choices = $view->vars['choices'];
+        $choices = $this->factory->create(static::TESTED_TYPE, 'language')
+            ->createView()->vars['choices'];
 
         $this->assertNotContains(new ChoiceView('mul', 'mul', 'Mehrsprachig'), $choices, '', false, false);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/LocaleTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/LocaleTypeTest.php
index 2a46755bdc..58b94517d4 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/LocaleTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/LocaleTypeTest.php
@@ -11,12 +11,13 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
 use Symfony\Component\Intl\Util\IntlTestHelper;
 
-class LocaleTypeTest extends TestCase
+class LocaleTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\LocaleType';
+
     protected function setUp()
     {
         IntlTestHelper::requireIntl($this, false);
@@ -26,12 +27,16 @@ class LocaleTypeTest extends TestCase
 
     public function testLocalesAreSelectable()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\LocaleType');
-        $view = $form->createView();
-        $choices = $view->vars['choices'];
+        $choices = $this->factory->create(static::TESTED_TYPE)
+            ->createView()->vars['choices'];
 
         $this->assertContains(new ChoiceView('en', 'en', 'English'), $choices, '', false, false);
         $this->assertContains(new ChoiceView('en_GB', 'en_GB', 'English (United Kingdom)'), $choices, '', false, false);
         $this->assertContains(new ChoiceView('zh_Hant_MO', 'zh_Hant_MO', 'Chinese (Traditional, Macau SAR China)'), $choices, '', false, false);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/MoneyTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/MoneyTypeTest.php
index 3938454c3a..26098f3ddc 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/MoneyTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/MoneyTypeTest.php
@@ -11,11 +11,12 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 use Symfony\Component\Intl\Util\IntlTestHelper;
 
-class MoneyTypeTest extends TestCase
+class MoneyTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\MoneyType';
+
     protected function setUp()
     {
         // we test against different locales, so we need the full
@@ -29,8 +30,8 @@ class MoneyTypeTest extends TestCase
     {
         \Locale::setDefault('de_DE');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\MoneyType');
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE)
+            ->createView();
 
         $this->assertSame('{{ widget }} €', $view->vars['money_pattern']);
     }
@@ -39,8 +40,9 @@ class MoneyTypeTest extends TestCase
     {
         \Locale::setDefault('en_US');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\MoneyType', null, array('currency' => 'JPY'));
-        $view = $form->createView();
+        $view = $this->factory->create(static::TESTED_TYPE, null, array('currency' => 'JPY'))
+            ->createView();
+
         $this->assertTrue((bool) strstr($view->vars['money_pattern'], '¥'));
     }
 
@@ -49,12 +51,15 @@ class MoneyTypeTest extends TestCase
     {
         \Locale::setDefault('de_DE');
 
-        $form1 = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\MoneyType', null, array('currency' => 'GBP'));
-        $form2 = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\MoneyType', null, array('currency' => 'EUR'));
-        $view1 = $form1->createView();
-        $view2 = $form2->createView();
+        $view1 = $this->factory->create(static::TESTED_TYPE, null, array('currency' => 'GBP'))->createView();
+        $view2 = $this->factory->create(static::TESTED_TYPE, null, array('currency' => 'EUR'))->createView();
 
         $this->assertSame('{{ widget }} £', $view1->vars['money_pattern']);
         $this->assertSame('{{ widget }} €', $view2->vars['money_pattern']);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/NumberTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/NumberTypeTest.php
index b8675d2684..1daec3c059 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/NumberTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/NumberTypeTest.php
@@ -11,11 +11,12 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 use Symfony\Component\Intl\Util\IntlTestHelper;
 
-class NumberTypeTest extends TestCase
+class NumberTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\NumberType';
+
     protected function setUp()
     {
         parent::setUp();
@@ -28,37 +29,38 @@ class NumberTypeTest extends TestCase
 
     public function testDefaultFormatting()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\NumberType');
+        $form = $this->factory->create(static::TESTED_TYPE);
         $form->setData('12345.67890');
-        $view = $form->createView();
 
-        $this->assertSame('12345,679', $view->vars['value']);
+        $this->assertSame('12345,679', $form->createView()->vars['value']);
     }
 
     public function testDefaultFormattingWithGrouping()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\NumberType', null, array('grouping' => true));
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('grouping' => true));
         $form->setData('12345.67890');
-        $view = $form->createView();
 
-        $this->assertSame('12.345,679', $view->vars['value']);
+        $this->assertSame('12.345,679', $form->createView()->vars['value']);
     }
 
     public function testDefaultFormattingWithScale()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\NumberType', null, array('scale' => 2));
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('scale' => 2));
         $form->setData('12345.67890');
-        $view = $form->createView();
 
-        $this->assertSame('12345,68', $view->vars['value']);
+        $this->assertSame('12345,68', $form->createView()->vars['value']);
     }
 
     public function testDefaultFormattingWithRounding()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\NumberType', null, array('scale' => 0, 'rounding_mode' => \NumberFormatter::ROUND_UP));
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('scale' => 0, 'rounding_mode' => \NumberFormatter::ROUND_UP));
         $form->setData('12345.54321');
-        $view = $form->createView();
 
-        $this->assertSame('12346', $view->vars['value']);
+        $this->assertSame('12346', $form->createView()->vars['value']);
+    }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
     }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/PasswordTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/PasswordTypeTest.php
index 7d7c48e421..c48240c651 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/PasswordTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/PasswordTypeTest.php
@@ -11,43 +11,44 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase;
-
-class PasswordTypeTest extends TypeTestCase
+class PasswordTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\PasswordType';
+
     public function testEmptyIfNotSubmitted()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\PasswordType');
+        $form = $this->factory->create(static::TESTED_TYPE);
         $form->setData('pAs5w0rd');
-        $view = $form->createView();
 
-        $this->assertSame('', $view->vars['value']);
+        $this->assertSame('', $form->createView()->vars['value']);
     }
 
     public function testEmptyIfSubmitted()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\PasswordType');
+        $form = $this->factory->create(static::TESTED_TYPE);
         $form->submit('pAs5w0rd');
-        $view = $form->createView();
 
-        $this->assertSame('', $view->vars['value']);
+        $this->assertSame('', $form->createView()->vars['value']);
     }
 
     public function testNotEmptyIfSubmittedAndNotAlwaysEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\PasswordType', null, array('always_empty' => false));
+        $form = $this->factory->create(static::TESTED_TYPE, null, array('always_empty' => false));
         $form->submit('pAs5w0rd');
-        $view = $form->createView();
 
-        $this->assertSame('pAs5w0rd', $view->vars['value']);
+        $this->assertSame('pAs5w0rd', $form->createView()->vars['value']);
     }
 
     public function testNotTrimmed()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\PasswordType', null);
+        $form = $this->factory->create(static::TESTED_TYPE, null);
         $form->submit(' pAs5w0rd ');
-        $data = $form->getData();
 
-        $this->assertSame(' pAs5w0rd ', $data);
+        $this->assertSame(' pAs5w0rd ', $form->getData());
+    }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
     }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/RepeatedTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/RepeatedTypeTest.php
index 500a39471e..8021abdb84 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/RepeatedTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/RepeatedTypeTest.php
@@ -11,63 +11,67 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase;
+use Symfony\Component\Form\Form;
 
-class RepeatedTypeTest extends TypeTestCase
+class RepeatedTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\RepeatedType';
+
+    /**
+     * @var Form
+     */
     protected $form;
 
     protected function setUp()
     {
         parent::setUp();
 
-        $this->form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
-            'type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $this->form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'type' => TextTypeTest::TESTED_TYPE,
         ));
-        $this->form->setData(null);
     }
 
     public function testSetData()
     {
         $this->form->setData('foobar');
 
-        $this->assertEquals('foobar', $this->form['first']->getData());
-        $this->assertEquals('foobar', $this->form['second']->getData());
+        $this->assertSame('foobar', $this->form['first']->getData());
+        $this->assertSame('foobar', $this->form['second']->getData());
     }
 
     public function testSetOptions()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
-            'type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'type' => TextTypeTest::TESTED_TYPE,
             'options' => array('label' => 'Global'),
         ));
 
-        $this->assertEquals('Global', $form['first']->getConfig()->getOption('label'));
-        $this->assertEquals('Global', $form['second']->getConfig()->getOption('label'));
+        $this->assertSame('Global', $form['first']->getConfig()->getOption('label'));
+        $this->assertSame('Global', $form['second']->getConfig()->getOption('label'));
         $this->assertTrue($form['first']->isRequired());
         $this->assertTrue($form['second']->isRequired());
     }
 
     public function testSetOptionsPerChild()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             // the global required value cannot be overridden
-            'type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+            'type' => TextTypeTest::TESTED_TYPE,
             'first_options' => array('label' => 'Test', 'required' => false),
             'second_options' => array('label' => 'Test2'),
         ));
 
-        $this->assertEquals('Test', $form['first']->getConfig()->getOption('label'));
-        $this->assertEquals('Test2', $form['second']->getConfig()->getOption('label'));
+        $this->assertSame('Test', $form['first']->getConfig()->getOption('label'));
+        $this->assertSame('Test2', $form['second']->getConfig()->getOption('label'));
         $this->assertTrue($form['first']->isRequired());
         $this->assertTrue($form['second']->isRequired());
     }
 
     public function testSetRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => false,
-            'type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+            'type' => TextTypeTest::TESTED_TYPE,
         ));
 
         $this->assertFalse($form['first']->isRequired());
@@ -79,8 +83,8 @@ class RepeatedTypeTest extends TypeTestCase
      */
     public function testSetInvalidOptions()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
-            'type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $this->factory->create(static::TESTED_TYPE, null, array(
+            'type' => TextTypeTest::TESTED_TYPE,
             'options' => 'bad value',
         ));
     }
@@ -90,8 +94,8 @@ class RepeatedTypeTest extends TypeTestCase
      */
     public function testSetInvalidFirstOptions()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
-            'type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $this->factory->create(static::TESTED_TYPE, null, array(
+            'type' => TextTypeTest::TESTED_TYPE,
             'first_options' => 'bad value',
         ));
     }
@@ -101,15 +105,15 @@ class RepeatedTypeTest extends TypeTestCase
      */
     public function testSetInvalidSecondOptions()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
-            'type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $this->factory->create(static::TESTED_TYPE, null, array(
+            'type' => TextTypeTest::TESTED_TYPE,
             'second_options' => 'bad value',
         ));
     }
 
     public function testSetErrorBubblingToTrue()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'error_bubbling' => true,
         ));
 
@@ -120,7 +124,7 @@ class RepeatedTypeTest extends TypeTestCase
 
     public function testSetErrorBubblingToFalse()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'error_bubbling' => false,
         ));
 
@@ -131,7 +135,7 @@ class RepeatedTypeTest extends TypeTestCase
 
     public function testSetErrorBubblingIndividually()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'error_bubbling' => true,
             'options' => array('error_bubbling' => false),
             'second_options' => array('error_bubbling' => true),
@@ -144,14 +148,14 @@ class RepeatedTypeTest extends TypeTestCase
 
     public function testSetOptionsPerChildAndOverwrite()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\RepeatedType', null, array(
-            'type' => 'Symfony\Component\Form\Extension\Core\Type\TextType',
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'type' => TextTypeTest::TESTED_TYPE,
             'options' => array('label' => 'Label'),
             'second_options' => array('label' => 'Second label'),
         ));
 
-        $this->assertEquals('Label', $form['first']->getConfig()->getOption('label'));
-        $this->assertEquals('Second label', $form['second']->getConfig()->getOption('label'));
+        $this->assertSame('Label', $form['first']->getConfig()->getOption('label'));
+        $this->assertSame('Second label', $form['second']->getConfig()->getOption('label'));
         $this->assertTrue($form['first']->isRequired());
         $this->assertTrue($form['second']->isRequired());
     }
@@ -162,10 +166,10 @@ class RepeatedTypeTest extends TypeTestCase
 
         $this->form->submit($input);
 
-        $this->assertEquals('foo', $this->form['first']->getViewData());
-        $this->assertEquals('bar', $this->form['second']->getViewData());
+        $this->assertSame('foo', $this->form['first']->getViewData());
+        $this->assertSame('bar', $this->form['second']->getViewData());
         $this->assertFalse($this->form->isSynchronized());
-        $this->assertEquals($input, $this->form->getViewData());
+        $this->assertSame($input, $this->form->getViewData());
         $this->assertNull($this->form->getData());
     }
 
@@ -175,10 +179,15 @@ class RepeatedTypeTest extends TypeTestCase
 
         $this->form->submit($input);
 
-        $this->assertEquals('foo', $this->form['first']->getViewData());
-        $this->assertEquals('foo', $this->form['second']->getViewData());
+        $this->assertSame('foo', $this->form['first']->getViewData());
+        $this->assertSame('foo', $this->form['second']->getViewData());
         $this->assertTrue($this->form->isSynchronized());
-        $this->assertEquals($input, $this->form->getViewData());
-        $this->assertEquals('foo', $this->form->getData());
+        $this->assertSame($input, $this->form->getViewData());
+        $this->assertSame('foo', $this->form->getData());
+    }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, array('first' => null, 'second' => null));
     }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/SubmitTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/SubmitTypeTest.php
index 8652d1b7e8..e86704bcfb 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/SubmitTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/SubmitTypeTest.php
@@ -11,28 +11,28 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
-
 /**
  * @author Bernhard Schussek <bschussek@gmail.com>
  */
-class SubmitTypeTest extends TestCase
+class SubmitTypeTest extends ButtonTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\SubmitType';
+
     public function testCreateSubmitButtonInstances()
     {
-        $this->assertInstanceOf('Symfony\Component\Form\SubmitButton', $this->factory->create('Symfony\Component\Form\Extension\Core\Type\SubmitType'));
+        $this->assertInstanceOf('Symfony\Component\Form\SubmitButton', $this->factory->create(static::TESTED_TYPE));
     }
 
     public function testNotClickedByDefault()
     {
-        $button = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\SubmitType');
+        $button = $this->factory->create(static::TESTED_TYPE);
 
         $this->assertFalse($button->isClicked());
     }
 
     public function testNotClickedIfSubmittedWithNull()
     {
-        $button = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\SubmitType');
+        $button = $this->factory->create(static::TESTED_TYPE);
         $button->submit(null);
 
         $this->assertFalse($button->isClicked());
@@ -40,7 +40,7 @@ class SubmitTypeTest extends TestCase
 
     public function testClickedIfSubmittedWithEmptyString()
     {
-        $button = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\SubmitType');
+        $button = $this->factory->create(static::TESTED_TYPE);
         $button->submit('');
 
         $this->assertTrue($button->isClicked());
@@ -48,7 +48,7 @@ class SubmitTypeTest extends TestCase
 
     public function testClickedIfSubmittedWithUnemptyString()
     {
-        $button = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\SubmitType');
+        $button = $this->factory->create(static::TESTED_TYPE);
         $button->submit('foo');
 
         $this->assertTrue($button->isClicked());
@@ -57,9 +57,9 @@ class SubmitTypeTest extends TestCase
     public function testSubmitCanBeAddedToForm()
     {
         $form = $this->factory
-            ->createBuilder('Symfony\Component\Form\Extension\Core\Type\FormType')
+            ->createBuilder(FormTypeTest::TESTED_TYPE)
             ->getForm();
 
-        $this->assertSame($form, $form->add('send', 'Symfony\Component\Form\Extension\Core\Type\SubmitType'));
+        $this->assertSame($form, $form->add('send', static::TESTED_TYPE));
     }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/TextTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/TextTypeTest.php
index ac63c4cf45..c4dba37348 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/TextTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/TextTypeTest.php
@@ -11,27 +11,51 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
-
-class TextTypeTest extends TestCase
+class TextTypeTest extends BaseTypeTest
 {
-    public function testSubmitNullReturnsNull()
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\TextType';
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TextType', 'name');
-
-        $form->submit(null);
-
-        $this->assertNull($form->getData());
+        parent::testSubmitNull($expected, $norm, '');
     }
 
-    public function testSubmitNullReturnsEmptyStringWithEmptyDataAsString()
+    public function testSubmitNullReturnsNullWithEmptyDataAsString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TextType', 'name', array(
+        $form = $this->factory->create(static::TESTED_TYPE, 'name', array(
             'empty_data' => '',
         ));
 
         $form->submit(null);
-
         $this->assertSame('', $form->getData());
+        $this->assertSame('', $form->getNormData());
+        $this->assertSame('', $form->getViewData());
+    }
+
+    public function provideZeros()
+    {
+        return array(
+            array(0, '0'),
+            array('0', '0'),
+            array('00000', '00000'),
+        );
+    }
+
+    /**
+     * @dataProvider provideZeros
+     *
+     * @see https://github.com/symfony/symfony/issues/1986
+     */
+    public function testSetDataThroughParamsWithZero($data, $dataAsString)
+    {
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
+            'data' => $data,
+        ));
+        $view = $form->createView();
+
+        $this->assertFalse($form->isEmpty());
+
+        $this->assertSame($dataAsString, $view->vars['value']);
+        $this->assertSame($dataAsString, $form->getData());
     }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/TimeTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/TimeTypeTest.php
index 64878ca445..a0913e8068 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/TimeTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/TimeTypeTest.php
@@ -13,13 +13,14 @@ namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
 use Symfony\Component\Form\FormError;
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
 
-class TimeTypeTest extends TestCase
+class TimeTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\TimeType';
+
     public function testSubmitDateTime()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'datetime',
@@ -40,7 +41,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'string',
@@ -59,7 +60,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitTimestamp()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'timestamp',
@@ -80,7 +81,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitArray()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'array',
@@ -99,7 +100,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitDatetimeSingleText()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'datetime',
@@ -114,7 +115,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitDatetimeSingleTextWithoutMinutes()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'datetime',
@@ -130,7 +131,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitArraySingleText()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'array',
@@ -150,7 +151,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitArraySingleTextWithoutMinutes()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'array',
@@ -170,7 +171,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitArraySingleTextWithSeconds()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'array',
@@ -192,7 +193,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitStringSingleText()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'string',
@@ -207,7 +208,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitStringSingleTextWithoutMinutes()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'string',
@@ -223,7 +224,7 @@ class TimeTypeTest extends TestCase
 
     public function testSubmitWithSecondsAndBrowserOmissionSeconds()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'string',
@@ -239,7 +240,7 @@ class TimeTypeTest extends TestCase
 
     public function testSetDataWithoutMinutes()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'datetime',
@@ -253,7 +254,7 @@ class TimeTypeTest extends TestCase
 
     public function testSetDataWithSeconds()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'UTC',
             'view_timezone' => 'UTC',
             'input' => 'datetime',
@@ -267,7 +268,7 @@ class TimeTypeTest extends TestCase
 
     public function testSetDataDifferentTimezones()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'America/New_York',
             'view_timezone' => 'Asia/Hong_Kong',
             'input' => 'string',
@@ -293,7 +294,7 @@ class TimeTypeTest extends TestCase
 
     public function testSetDataDifferentTimezonesDateTime()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'model_timezone' => 'America/New_York',
             'view_timezone' => 'Asia/Hong_Kong',
             'input' => 'datetime',
@@ -320,7 +321,7 @@ class TimeTypeTest extends TestCase
 
     public function testHoursOption()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'hours' => array(6, 7),
         ));
 
@@ -334,7 +335,7 @@ class TimeTypeTest extends TestCase
 
     public function testIsMinuteWithinRangeReturnsTrueIfWithin()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'minutes' => array(6, 7),
         ));
 
@@ -348,7 +349,7 @@ class TimeTypeTest extends TestCase
 
     public function testIsSecondWithinRangeReturnsTrueIfWithin()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'seconds' => array(6, 7),
             'with_seconds' => true,
         ));
@@ -365,7 +366,7 @@ class TimeTypeTest extends TestCase
     {
         $this->markTestIncomplete('Needs to be reimplemented using validators');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'choice',
         ));
 
@@ -381,7 +382,7 @@ class TimeTypeTest extends TestCase
     {
         $this->markTestIncomplete('Needs to be reimplemented using validators');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'choice',
             'with_seconds' => true,
         ));
@@ -399,7 +400,7 @@ class TimeTypeTest extends TestCase
     {
         $this->markTestIncomplete('Needs to be reimplemented using validators');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'choice',
         ));
 
@@ -415,7 +416,7 @@ class TimeTypeTest extends TestCase
     {
         $this->markTestIncomplete('Needs to be reimplemented using validators');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'choice',
             'with_seconds' => true,
         ));
@@ -433,7 +434,7 @@ class TimeTypeTest extends TestCase
     {
         $this->markTestIncomplete('Needs to be reimplemented using validators');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'choice',
             'with_seconds' => true,
         ));
@@ -451,7 +452,7 @@ class TimeTypeTest extends TestCase
     {
         $this->markTestIncomplete('Needs to be reimplemented using validators');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'choice',
             'with_seconds' => true,
         ));
@@ -469,7 +470,7 @@ class TimeTypeTest extends TestCase
     {
         $this->markTestIncomplete('Needs to be reimplemented using validators');
 
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'choice',
             'with_seconds' => true,
         ));
@@ -487,12 +488,12 @@ class TimeTypeTest extends TestCase
     {
         // Throws an exception if "data_class" option is not explicitly set
         // to null in the type
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', new \DateTime());
+        $this->factory->create(static::TESTED_TYPE, new \DateTime());
     }
 
     public function testSingleTextWidgetShouldUseTheRightInputType()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
         ));
 
@@ -502,7 +503,7 @@ class TimeTypeTest extends TestCase
 
     public function testSingleTextWidgetWithSecondsShouldHaveRightStepAttribute()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
             'with_seconds' => true,
         ));
@@ -514,7 +515,7 @@ class TimeTypeTest extends TestCase
 
     public function testSingleTextWidgetWithSecondsShouldNotOverrideStepAttribute()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
             'with_seconds' => true,
             'attr' => array(
@@ -529,7 +530,7 @@ class TimeTypeTest extends TestCase
 
     public function testDontPassHtml5TypeIfHtml5NotAllowed()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => 'single_text',
             'html5' => false,
         ));
@@ -540,7 +541,7 @@ class TimeTypeTest extends TestCase
 
     public function testPassDefaultPlaceholderToViewIfNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => false,
             'with_seconds' => true,
         ));
@@ -553,7 +554,7 @@ class TimeTypeTest extends TestCase
 
     public function testPassNoPlaceholderToViewIfRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => true,
             'with_seconds' => true,
         ));
@@ -566,7 +567,7 @@ class TimeTypeTest extends TestCase
 
     public function testPassPlaceholderAsString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'placeholder' => 'Empty',
             'with_seconds' => true,
         ));
@@ -579,7 +580,7 @@ class TimeTypeTest extends TestCase
 
     public function testPassPlaceholderAsArray()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'placeholder' => array(
                 'hour' => 'Empty hour',
                 'minute' => 'Empty minute',
@@ -596,7 +597,7 @@ class TimeTypeTest extends TestCase
 
     public function testPassPlaceholderAsPartialArrayAddEmptyIfNotRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => false,
             'placeholder' => array(
                 'hour' => 'Empty hour',
@@ -613,7 +614,7 @@ class TimeTypeTest extends TestCase
 
     public function testPassPlaceholderAsPartialArrayAddNullIfRequired()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'required' => true,
             'placeholder' => array(
                 'hour' => 'Empty hour',
@@ -642,7 +643,7 @@ class TimeTypeTest extends TestCase
     public function testHourErrorsBubbleUp($widget)
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => $widget,
         ));
         $form['hour']->addError($error);
@@ -657,7 +658,7 @@ class TimeTypeTest extends TestCase
     public function testMinuteErrorsBubbleUp($widget)
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => $widget,
         ));
         $form['minute']->addError($error);
@@ -672,7 +673,7 @@ class TimeTypeTest extends TestCase
     public function testSecondErrorsBubbleUp($widget)
     {
         $error = new FormError('Invalid!');
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'widget' => $widget,
             'with_seconds' => true,
         ));
@@ -687,7 +688,7 @@ class TimeTypeTest extends TestCase
      */
     public function testInitializeWithSecondsAndWithoutMinutes()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'with_minutes' => false,
             'with_seconds' => true,
         ));
@@ -698,7 +699,7 @@ class TimeTypeTest extends TestCase
      */
     public function testThrowExceptionIfHoursIsInvalid()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'hours' => 'bad value',
         ));
     }
@@ -708,7 +709,7 @@ class TimeTypeTest extends TestCase
      */
     public function testThrowExceptionIfMinutesIsInvalid()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'minutes' => 'bad value',
         ));
     }
@@ -718,14 +719,14 @@ class TimeTypeTest extends TestCase
      */
     public function testThrowExceptionIfSecondsIsInvalid()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'seconds' => 'bad value',
         ));
     }
 
     public function testPassDefaultChoiceTranslationDomain()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType');
+        $form = $this->factory->create(static::TESTED_TYPE);
 
         $view = $form->createView();
         $this->assertFalse($view['hour']->vars['choice_translation_domain']);
@@ -734,7 +735,7 @@ class TimeTypeTest extends TestCase
 
     public function testPassChoiceTranslationDomainAsString()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'choice_translation_domain' => 'messages',
             'with_seconds' => true,
         ));
@@ -747,7 +748,7 @@ class TimeTypeTest extends TestCase
 
     public function testPassChoiceTranslationDomainAsArray()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimeType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'choice_translation_domain' => array(
                 'hour' => 'foo',
                 'second' => 'test',
@@ -760,4 +761,11 @@ class TimeTypeTest extends TestCase
         $this->assertFalse($view['minute']->vars['choice_translation_domain']);
         $this->assertSame('test', $view['second']->vars['choice_translation_domain']);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        $view = array('hour' => '', 'minute' => '');
+
+        parent::testSubmitNull($expected, $norm, $view);
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/TimezoneTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/TimezoneTypeTest.php
index 9285c4823a..8682efed69 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/TimezoneTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/TimezoneTypeTest.php
@@ -12,15 +12,15 @@
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
 use Symfony\Component\Form\ChoiceList\View\ChoiceView;
-use Symfony\Component\Form\Test\TypeTestCase;
 
-class TimezoneTypeTest extends TypeTestCase
+class TimezoneTypeTest extends BaseTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\TimezoneType';
+
     public function testTimezonesAreSelectable()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\TimezoneType');
-        $view = $form->createView();
-        $choices = $view->vars['choices'];
+        $choices = $this->factory->create(static::TESTED_TYPE)
+            ->createView()->vars['choices'];
 
         $this->assertArrayHasKey('Africa', $choices);
         $this->assertContains(new ChoiceView('Africa/Kinshasa', 'Africa/Kinshasa', 'Kinshasa'), $choices['Africa'], '', false, false);
@@ -28,4 +28,9 @@ class TimezoneTypeTest extends TypeTestCase
         $this->assertArrayHasKey('America', $choices);
         $this->assertContains(new ChoiceView('America/New_York', 'America/New_York', 'New York'), $choices['America'], '', false, false);
     }
+
+    public function testSubmitNull($expected = null, $norm = null, $view = null)
+    {
+        parent::testSubmitNull($expected, $norm, '');
+    }
 }
diff --git a/src/Symfony/Component/Form/Tests/Extension/Core/Type/UrlTypeTest.php b/src/Symfony/Component/Form/Tests/Extension/Core/Type/UrlTypeTest.php
index 641f9a7b63..ad2d955b31 100644
--- a/src/Symfony/Component/Form/Tests/Extension/Core/Type/UrlTypeTest.php
+++ b/src/Symfony/Component/Form/Tests/Extension/Core/Type/UrlTypeTest.php
@@ -11,13 +11,13 @@
 
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
-use Symfony\Component\Form\Test\TypeTestCase as TestCase;
-
-class UrlTypeTest extends TestCase
+class UrlTypeTest extends TextTypeTest
 {
+    const TESTED_TYPE = 'Symfony\Component\Form\Extension\Core\Type\UrlType';
+
     public function testSubmitAddsDefaultProtocolIfNoneIsIncluded()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\UrlType', 'name');
+        $form = $this->factory->create(static::TESTED_TYPE, 'name');
 
         $form->submit('www.domain.com');
 
@@ -27,7 +27,7 @@ class UrlTypeTest extends TestCase
 
     public function testSubmitAddsNoDefaultProtocolIfAlreadyIncluded()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\UrlType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'default_protocol' => 'http',
         ));
 
@@ -39,7 +39,7 @@ class UrlTypeTest extends TestCase
 
     public function testSubmitAddsNoDefaultProtocolIfEmpty()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\UrlType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'default_protocol' => 'http',
         ));
 
@@ -51,7 +51,7 @@ class UrlTypeTest extends TestCase
 
     public function testSubmitAddsNoDefaultProtocolIfNull()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\UrlType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'default_protocol' => 'http',
         ));
 
@@ -63,7 +63,7 @@ class UrlTypeTest extends TestCase
 
     public function testSubmitAddsNoDefaultProtocolIfSetToNull()
     {
-        $form = $this->factory->create('Symfony\Component\Form\Extension\Core\Type\UrlType', null, array(
+        $form = $this->factory->create(static::TESTED_TYPE, null, array(
             'default_protocol' => null,
         ));
 
@@ -78,7 +78,7 @@ class UrlTypeTest extends TestCase
      */
     public function testThrowExceptionIfDefaultProtocolIsInvalid()
     {
-        $this->factory->create('Symfony\Component\Form\Extension\Core\Type\UrlType', null, array(
+        $this->factory->create(static::TESTED_TYPE, null, array(
             'default_protocol' => array(),
         ));
     }
diff --git a/src/Symfony/Component/Form/Tests/SimpleFormTest.php b/src/Symfony/Component/Form/Tests/SimpleFormTest.php
index 624365b446..11d4c1de17 100644
--- a/src/Symfony/Component/Form/Tests/SimpleFormTest.php
+++ b/src/Symfony/Component/Form/Tests/SimpleFormTest.php
@@ -517,6 +517,24 @@ class SimpleFormTest extends AbstractFormTest
         $this->assertSame('default', $form->getData());
     }
 
+    public function testPresSetDataChangesDataIfDataIsLocked()
+    {
+        $config = new FormConfigBuilder('name', null, $this->dispatcher);
+        $config
+            ->setData('default')
+            ->setDataLocked(true)
+            ->addEventListener(FormEvents::PRE_SUBMIT, function (FormEvent $event) {
+                $event->setData('foobar');
+            });
+        $form = new Form($config);
+
+        $form->submit(false);
+
+        $this->assertTrue($form->isValid());
+
+        $this->assertSame('foobar', $form->getData());
+    }
+
     public function testSubmitConvertsEmptyToNullIfNoTransformer()
     {
         $form = $this->getBuilder()->getForm();
diff --git a/src/Symfony/Component/Intl/DateFormatter/DateFormat/TimeZoneTransformer.php b/src/Symfony/Component/Intl/DateFormatter/DateFormat/TimeZoneTransformer.php
index 794d8e3365..3b1ee123cc 100644
--- a/src/Symfony/Component/Intl/DateFormatter/DateFormat/TimeZoneTransformer.php
+++ b/src/Symfony/Component/Intl/DateFormatter/DateFormat/TimeZoneTransformer.php
@@ -96,6 +96,6 @@ class TimeZoneTransformer extends Transformer
             return 'Etc/GMT'.($hours !== 0 ? $signal.$hours : '');
         }
 
-        throw new \InvalidArgumentException(sprintf("The GMT time zone '%s' does not match with the supported formats GMT[+-]HH:MM or GMT[+-]HHMM.", $formattedTimeZone));
+        throw new \InvalidArgumentException(sprintf('The GMT time zone "%s" does not match with the supported formats GMT[+-]HH:MM or GMT[+-]HHMM.', $formattedTimeZone));
     }
 }
diff --git a/src/Symfony/Component/Serializer/Encoder/XmlEncoder.php b/src/Symfony/Component/Serializer/Encoder/XmlEncoder.php
index 20b605e9d3..f718c5833f 100644
--- a/src/Symfony/Component/Serializer/Encoder/XmlEncoder.php
+++ b/src/Symfony/Component/Serializer/Encoder/XmlEncoder.php
@@ -372,7 +372,10 @@ class XmlEncoder extends SerializerAwareEncoder implements EncoderInterface, Dec
         if (is_array($data) || ($data instanceof \Traversable && !$this->serializer->supportsNormalization($data, $this->format))) {
             foreach ($data as $key => $data) {
                 //Ah this is the magic @ attribute types.
-                if (0 === strpos($key, '@') && is_scalar($data) && $this->isElementNameValid($attributeName = substr($key, 1))) {
+                if (0 === strpos($key, '@') && $this->isElementNameValid($attributeName = substr($key, 1))) {
+                    if (!is_scalar($data)) {
+                        $data = $this->serializer->normalize($data, $this->format, $this->context);
+                    }
                     $parentNode->setAttribute($attributeName, $data);
                 } elseif ($key === '#') {
                     $append = $this->selectNodeType($parentNode, $data);
@@ -477,7 +480,7 @@ class XmlEncoder extends SerializerAwareEncoder implements EncoderInterface, Dec
         } elseif ($val instanceof \Traversable) {
             $this->buildXml($node, $val);
         } elseif (is_object($val)) {
-            return $this->buildXml($node, $this->serializer->normalize($val, $this->format, $this->context));
+            return $this->selectNodeType($node, $this->serializer->normalize($val, $this->format, $this->context));
         } elseif (is_numeric($val)) {
             return $this->appendText($node, (string) $val);
         } elseif (is_string($val) && $this->needsCdataWrapping($val)) {
diff --git a/src/Symfony/Component/Serializer/Tests/Encoder/XmlEncoderTest.php b/src/Symfony/Component/Serializer/Tests/Encoder/XmlEncoderTest.php
index e993af0942..104d5039ea 100644
--- a/src/Symfony/Component/Serializer/Tests/Encoder/XmlEncoderTest.php
+++ b/src/Symfony/Component/Serializer/Tests/Encoder/XmlEncoderTest.php
@@ -19,11 +19,17 @@ use Symfony\Component\Serializer\Encoder\XmlEncoder;
 use Symfony\Component\Serializer\Serializer;
 use Symfony\Component\Serializer\Exception\UnexpectedValueException;
 use Symfony\Component\Serializer\Normalizer\CustomNormalizer;
+use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
 
 class XmlEncoderTest extends TestCase
 {
+    /**
+     * @var XmlEncoder
+     */
     private $encoder;
 
+    private $exampleDateTimeString = '2017-02-19T15:16:08+0300';
+
     protected function setUp()
     {
         $this->encoder = new XmlEncoder();
@@ -551,4 +557,89 @@ XML;
 
         return $obj;
     }
+
+    public function testEncodeXmlWithBoolValue()
+    {
+        $expectedXml = <<<'XML'
+<?xml version="1.0"?>
+<response><foo>1</foo><bar>0</bar></response>
+
+XML;
+
+        $actualXml = $this->encoder->encode(array('foo' => true, 'bar' => false), 'xml');
+
+        $this->assertEquals($expectedXml, $actualXml);
+    }
+
+    public function testEncodeXmlWithDateTimeObjectValue()
+    {
+        $xmlEncoder = $this->createXmlEncoderWithDateTimeNormalizer();
+
+        $actualXml = $xmlEncoder->encode(array('dateTime' => new \DateTime($this->exampleDateTimeString)), 'xml');
+
+        $this->assertEquals($this->createXmlWithDateTime(), $actualXml);
+    }
+
+    public function testEncodeXmlWithDateTimeObjectField()
+    {
+        $xmlEncoder = $this->createXmlEncoderWithDateTimeNormalizer();
+
+        $actualXml = $xmlEncoder->encode(array('foo' => array('@dateTime' => new \DateTime($this->exampleDateTimeString))), 'xml');
+
+        $this->assertEquals($this->createXmlWithDateTimeField(), $actualXml);
+    }
+
+    /**
+     * @return XmlEncoder
+     */
+    private function createXmlEncoderWithDateTimeNormalizer()
+    {
+        $encoder = new XmlEncoder();
+        $serializer = new Serializer(array($this->createMockDateTimeNormalizer()), array('xml' => new XmlEncoder()));
+        $encoder->setSerializer($serializer);
+
+        return $encoder;
+    }
+
+    /**
+     * @return \PHPUnit_Framework_MockObject_MockObject|NormalizerInterface
+     */
+    private function createMockDateTimeNormalizer()
+    {
+        $mock = $this->getMockBuilder('\Symfony\Component\Serializer\Normalizer\CustomNormalizer')->getMock();
+
+        $mock
+            ->expects($this->once())
+            ->method('normalize')
+            ->with(new \DateTime($this->exampleDateTimeString), 'xml', array())
+            ->willReturn($this->exampleDateTimeString);
+
+        $mock
+            ->expects($this->once())
+            ->method('supportsNormalization')
+            ->with(new \DateTime($this->exampleDateTimeString), 'xml')
+            ->willReturn(true);
+
+        return $mock;
+    }
+
+    /**
+     * @return string
+     */
+    private function createXmlWithDateTime()
+    {
+        return sprintf('<?xml version="1.0"?>
+<response><dateTime>%s</dateTime></response>
+', $this->exampleDateTimeString);
+    }
+
+    /**
+     * @return string
+     */
+    private function createXmlWithDateTimeField()
+    {
+        return sprintf('<?xml version="1.0"?>
+<response><foo dateTime="%s"/></response>
+', $this->exampleDateTimeString);
+    }
 }