merged branch bschussek/issue6862 (PR #7154)

This PR was merged into the 2.1 branch.

Commits
-------

00fbb7e [Form] Added test for "label" option to accept the value "0"

Discussion
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[Form] Added test for "label" option to accept the value "0"

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #6862
| License       | MIT
| Doc PR        | -

src/Symfony/Component/Form/Tests/Extension/Core/Type/FormTypeTest.php

@@ -659,4 +659,15 @@ class FormTypeTest extends TypeTestCase
         $this->assertSame('foo', $view->vars['data']);
         $this->assertSame('bar', $view->vars['value']);
     }
+
+    // https://github.com/symfony/symfony/issues/6862
+    public function testPassZeroLabelToView()
+    {
+        $view = $this->factory->create('form', null, array(
+                'label' => '0'
+            ))
+            ->createView();
+
+        $this->assertSame('0', $view->vars['label']);
+    }
 }