[Form] fix choice value "false" in ChoiceType
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ae0b5fa382
commit
3eac4693ad
@ -76,7 +76,7 @@ class ArrayChoiceList implements ChoiceListInterface
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if (null === $value && $this->castableToString($choices)) {
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$value = function ($choice) {
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return (string) $choice;
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return false === $choice ? '0' : (string) $choice;
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};
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}
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@ -235,11 +235,11 @@ class ArrayChoiceList implements ChoiceListInterface
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continue;
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} elseif (!is_scalar($choice)) {
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return false;
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} elseif (isset($cache[(string) $choice])) {
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} elseif (isset($cache[$choice])) {
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return false;
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}
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$cache[(string) $choice] = true;
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$cache[$choice] = true;
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}
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return true;
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@ -39,8 +39,8 @@ class ChoiceToValueTransformer implements DataTransformerInterface
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public function reverseTransform($value)
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{
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if (null !== $value && !is_scalar($value)) {
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throw new TransformationFailedException('Expected a scalar.');
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if (null !== $value && !is_string($value)) {
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throw new TransformationFailedException('Expected a string or null.');
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}
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$choices = $this->choiceList->getChoicesForValues(array((string) $value));
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@ -137,4 +137,29 @@ class ArrayChoiceListTest extends AbstractChoiceListTest
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$this->assertSame(array(0 => null), $choiceList->getChoicesForValues(array('0')));
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}
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public function testGetChoicesForValuesWithContainingFalseAndNull()
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{
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$choiceList = new ArrayChoiceList(array('False' => false, 'Null' => null));
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$this->assertSame(array(0 => null), $choiceList->getChoicesForValues(array('1')));
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$this->assertSame(array(0 => false), $choiceList->getChoicesForValues(array('0')));
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}
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public function testGetChoicesForValuesWithContainingEmptyStringAndNull()
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{
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$choiceList = new ArrayChoiceList(array('Empty String' => '', 'Null' => null));
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$this->assertSame(array(0 => ''), $choiceList->getChoicesForValues(array('0')));
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$this->assertSame(array(0 => null), $choiceList->getChoicesForValues(array('1')));
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}
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public function testGetChoicesForValuesWithContainingEmptyStringAndBooleans()
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{
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$choiceList = new ArrayChoiceList(array('Empty String' => '', 'True' => true, 'False' => false));
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$this->assertSame(array(0 => ''), $choiceList->getChoicesForValues(array('')));
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$this->assertSame(array(0 => true), $choiceList->getChoicesForValues(array('1')));
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$this->assertSame(array(0 => false), $choiceList->getChoicesForValues(array('0')));
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}
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}
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@ -17,34 +17,41 @@ use Symfony\Component\Form\Extension\Core\DataTransformer\ChoiceToValueTransform
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class ChoiceToValueTransformerTest extends \PHPUnit_Framework_TestCase
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{
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protected $transformer;
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protected $transformerWithNull;
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protected function setUp()
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{
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$list = new ArrayChoiceList(array('', false, 'X'));
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$list = new ArrayChoiceList(array('', false, 'X', true));
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$listWithNull = new ArrayChoiceList(array('', false, 'X', null));
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$this->transformer = new ChoiceToValueTransformer($list);
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$this->transformerWithNull = new ChoiceToValueTransformer($listWithNull);
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}
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protected function tearDown()
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{
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$this->transformer = null;
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$this->transformerWithNull = null;
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}
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public function transformProvider()
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{
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return array(
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// more extensive test set can be found in FormUtilTest
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array('', '0'),
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array(false, '1'),
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array('', '', '', '0'),
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array(false, '0', false, '1'),
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array('X', 'X', 'X', '2'),
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array(true, '1', null, '3'),
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);
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}
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/**
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* @dataProvider transformProvider
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*/
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public function testTransform($in, $out)
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public function testTransform($in, $out, $inWithNull, $outWithNull)
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{
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$this->assertSame($out, $this->transformer->transform($in));
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$this->assertSame($outWithNull, $this->transformerWithNull->transform($inWithNull));
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}
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public function reverseTransformProvider()
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@ -52,25 +59,38 @@ class ChoiceToValueTransformerTest extends \PHPUnit_Framework_TestCase
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return array(
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// values are expected to be valid choice keys already and stay
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// the same
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array('0', ''),
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array('1', false),
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array('2', 'X'),
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array('', '', '0', ''),
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array('0', false, '1', false),
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array('X', 'X', '2', 'X'),
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array('1', true, '3', null),
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);
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}
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/**
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* @dataProvider reverseTransformProvider
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*/
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public function testReverseTransform($in, $out)
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public function testReverseTransform($in, $out, $inWithNull, $outWithNull)
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{
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$this->assertSame($out, $this->transformer->reverseTransform($in));
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$this->assertSame($outWithNull, $this->transformerWithNull->reverseTransform($inWithNull));
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}
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public function reverseTransformExpectsStringOrNullProvider()
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{
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return array(
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array(0),
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array(true),
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array(false),
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array(array()),
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);
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}
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/**
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* @dataProvider reverseTransformExpectsStringOrNullProvider
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* @expectedException \Symfony\Component\Form\Exception\TransformationFailedException
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*/
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public function testReverseTransformExpectsScalar()
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public function testReverseTransformExpectsStringOrNull($value)
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{
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$this->transformer->reverseTransform(array());
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$this->transformer->reverseTransform($value);
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}
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}
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@ -17,24 +17,34 @@ use Symfony\Component\Form\Extension\Core\DataTransformer\ChoicesToValuesTransfo
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class ChoicesToValuesTransformerTest extends \PHPUnit_Framework_TestCase
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{
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protected $transformer;
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protected $transformerWithNull;
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protected function setUp()
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{
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$list = new ArrayChoiceList(array('', false, 'X'));
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$listWithNull = new ArrayChoiceList(array('', false, 'X', null));
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$this->transformer = new ChoicesToValuesTransformer($list);
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$this->transformerWithNull = new ChoicesToValuesTransformer($listWithNull);
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}
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protected function tearDown()
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{
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$this->transformer = null;
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$this->transformerWithNull = null;
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}
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public function testTransform()
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{
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$in = array('', false, 'X');
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$out = array('0', '1', '2');
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$out = array('', '0', 'X');
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$this->assertSame($out, $this->transformer->transform($in));
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$in[] = null;
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$outWithNull = array('0', '1', '2', '3');
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$this->assertSame($outWithNull, $this->transformerWithNull->transform($in));
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}
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public function testTransformNull()
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@ -53,15 +63,21 @@ class ChoicesToValuesTransformerTest extends \PHPUnit_Framework_TestCase
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public function testReverseTransform()
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{
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// values are expected to be valid choices and stay the same
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$in = array('0', '1', '2');
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$in = array('', '0', 'X');
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$out = array('', false, 'X');
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$this->assertSame($out, $this->transformer->reverseTransform($in));
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// values are expected to be valid choices and stay the same
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$inWithNull = array('0','1','2','3');
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$out[] = null;
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$this->assertSame($out, $this->transformerWithNull->reverseTransform($inWithNull));
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}
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public function testReverseTransformNull()
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{
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$this->assertSame(array(), $this->transformer->reverseTransform(null));
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$this->assertSame(array(), $this->transformerWithNull->reverseTransform(null));
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}
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/**
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@ -26,6 +26,12 @@ class ChoiceTypeTest extends \Symfony\Component\Form\Test\TypeTestCase
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'Roman' => 'e',
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);
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private $scalarChoices = array(
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'Yes' => true,
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'No' => false,
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'n/a' => '',
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);
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private $numericChoicesFlipped = array(
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0 => 'Bernhard',
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1 => 'Fabien',
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@ -139,6 +145,58 @@ class ChoiceTypeTest extends \Symfony\Component\Form\Test\TypeTestCase
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$this->assertCount(count($this->choices), $form, 'Each choice should become a new field');
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}
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public function testChoiceListWithScalarValues()
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{
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$view = $this->factory->create('choice', null, array(
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'choices' => $this->scalarChoices,
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'choices_as_values' => true,
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))->createView();
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$this->assertSame('1', $view->vars['choices'][0]->value);
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$this->assertSame('0', $view->vars['choices'][1]->value);
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$this->assertSame('', $view->vars['choices'][2]->value);
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$this->assertFalse($view->vars['is_selected']($view->vars['choices'][0], $view->vars['value']), 'True value should not be pre selected');
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$this->assertFalse($view->vars['is_selected']($view->vars['choices'][1], $view->vars['value']), 'False value should not be pre selected');
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$this->assertFalse($view->vars['is_selected']($view->vars['choices'][2], $view->vars['value']), 'Empty value should not be pre selected');
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}
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public function testChoiceListWithScalarValuesAndFalseAsPreSetData()
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{
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$view = $this->factory->create('choice', false, array(
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'choices' => $this->scalarChoices,
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'choices_as_values' => true,
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))->createView();
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$this->assertTrue($view->vars['is_selected']($view->vars['choices'][1]->value, $view->vars['value']), 'False value should be pre selected');
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}
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public function testExpandedChoiceListWithScalarValues()
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{
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$view = $this->factory->create('choice', null, array(
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'choices' => $this->scalarChoices,
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'choices_as_values' => true,
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'expanded' => true,
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))->createView();
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$this->assertFalse($view->children[0]->vars['checked'], 'True value should not be pre selected');
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$this->assertFalse($view->children[1]->vars['checked'], 'False value should not be pre selected');
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$this->assertTrue($view->children[2]->vars['checked'], 'Empty value should be pre selected');
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}
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public function testExpandedChoiceListWithScalarValuesAndFalseAsPreSetData()
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{
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$view = $this->factory->create('choice', false, array(
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'choices' => $this->scalarChoices,
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'choices_as_values' => true,
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'expanded' => true,
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))->createView();
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$this->assertSame('1', $view->vars['choices'][0]->value);
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$this->assertSame('0', $view->vars['choices'][1]->value);
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$this->assertTrue($view->children[1]->vars['checked'], 'False value should be pre selected');
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$this->assertFalse($view->children[2]->vars['checked'], 'Empty value should not be pre selected');
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}
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public function testPlaceholderPresentOnNonRequiredExpandedSingleChoice()
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{
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$form = $this->factory->create('choice', null, array(
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@ -198,6 +256,100 @@ class ChoiceTypeTest extends \Symfony\Component\Form\Test\TypeTestCase
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$this->assertCount(2, $form, 'Each choice should become a new field');
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}
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public function testPlaceholderWithBooleanChoices()
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{
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$form = $this->factory->create('choice', null, array(
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'multiple' => false,
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'expanded' => false,
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'required' => false,
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'choices' => array(
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'Yes' => true,
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'No' => false,
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),
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'placeholder' => 'Select an option',
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'choices_as_values' => true,
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));
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$view = $form->createView();
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$this->assertSame('', $view->vars['value'], 'Value should be empty');
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$this->assertSame('1', $view->vars['choices'][0]->value);
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$this->assertSame('0', $view->vars['choices'][1]->value, 'Choice "false" should have "0" as value');
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$this->assertFalse($view->vars['is_selected']($view->vars['choices'][1]->value, $view->vars['value']), 'Choice "false" should not be selected');
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}
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public function testPlaceholderWithBooleanChoicesWithFalseAsPreSetData()
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{
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$form = $this->factory->create('choice', false, array(
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'multiple' => false,
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'expanded' => false,
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'required' => false,
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'choices' => array(
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'Yes' => true,
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'No' => false,
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),
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'placeholder' => 'Select an option',
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'choices_as_values' => true,
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));
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$view = $form->createView();
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$this->assertSame('0', $view->vars['value'], 'Value should be "0"');
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$this->assertSame('1', $view->vars['choices'][0]->value);
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$this->assertSame('0', $view->vars['choices'][1]->value, 'Choice "false" should have "0" as value');
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$this->assertTrue($view->vars['is_selected']($view->vars['choices'][1]->value, $view->vars['value']), 'Choice "false" should be selected');
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}
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public function testPlaceholderWithExpandedBooleanChoices()
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{
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$form = $this->factory->create('choice', null, array(
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'multiple' => false,
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'expanded' => true,
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'required' => false,
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'choices' => array(
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'Yes' => true,
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'No' => false,
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),
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'placeholder' => 'Select an option',
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'choices_as_values' => true,
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));
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$this->assertTrue(isset($form['placeholder']), 'Placeholder should be set');
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$this->assertCount(3, $form, 'Each choice should become a new field, placeholder included');
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$view = $form->createView();
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$this->assertSame('', $view->vars['value'], 'Value should be empty');
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$this->assertSame('1', $view->vars['choices'][0]->value);
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$this->assertSame('0', $view->vars['choices'][1]->value, 'Choice "false" should have "0" as value');
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$this->assertFalse($view->children[1]->vars['checked'], 'Choice "false" should not be selected');
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}
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public function testPlaceholderWithExpandedBooleanChoicesAndWithFalseAsPreSetData()
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{
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$form = $this->factory->create('choice', false, array(
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'multiple' => false,
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'expanded' => true,
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'required' => false,
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'choices' => array(
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'Yes' => true,
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'No' => false,
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),
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'placeholder' => 'Select an option',
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'choices_as_values' => true,
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));
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$this->assertTrue(isset($form['placeholder']), 'Placeholder should be set');
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$this->assertCount(3, $form, 'Each choice should become a new field, placeholder included');
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$view = $form->createView();
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$this->assertSame('0', $view->vars['value'], 'Value should be "0"');
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$this->assertSame('1', $view->vars['choices'][0]->value);
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$this->assertSame('0', $view->vars['choices'][1]->value, 'Choice "false" should have "0" as value');
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$this->assertTrue($view->children[1]->vars['checked'], 'Choice "false" should be selected');
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}
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public function testExpandedChoicesOptionsAreFlattened()
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{
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$form = $this->factory->create('choice', null, array(
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