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BooleanToStringTransformerTest.php
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BooleanToStringTransformerTest.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Tests\Extension\Core\DataTransformer;
use PHPUnit\Framework\TestCase;
use Symfony\Component\Form\Extension\Core\DataTransformer\BooleanToStringTransformer;
class BooleanToStringTransformerTest extends TestCase
{
const TRUE_VALUE = '1';
/**
* @var BooleanToStringTransformer
*/
protected $transformer;
protected function setUp()
{
$this->transformer = new BooleanToStringTransformer(self::TRUE_VALUE);
}
protected function tearDown()
{
$this->transformer = null;
}
public function testTransform()
{
$this->assertEquals(self::TRUE_VALUE, $this->transformer->transform(true));
$this->assertNull($this->transformer->transform(false));
}
// https://github.com/symfony/symfony/issues/8989
public function testTransformAcceptsNull()
{
$this->assertNull($this->transformer->transform(null));
}
/**
* @expectedException \Symfony\Component\Form\Exception\TransformationFailedException
*/
public function testTransformFailsIfString()
{
$this->transformer->transform('1');
}
/**
* @expectedException \Symfony\Component\Form\Exception\TransformationFailedException
*/
public function testReverseTransformFailsIfInteger()
{
$this->transformer->reverseTransform(1);
}
public function testReverseTransform()
{
$this->assertTrue($this->transformer->reverseTransform(self::TRUE_VALUE));
$this->assertTrue($this->transformer->reverseTransform('foobar'));
$this->assertTrue($this->transformer->reverseTransform(''));
$this->assertFalse($this->transformer->reverseTransform(null));
}
public function testCustomFalseValues()
{
$customFalseTransformer = new BooleanToStringTransformer(self::TRUE_VALUE, array('0', 'myFalse', true));
$this->assertFalse($customFalseTransformer->reverseTransform('myFalse'));
$this->assertFalse($customFalseTransformer->reverseTransform('0'));
$this->assertFalse($customFalseTransformer->reverseTransform(true));
}
/**
* @expectedException \Symfony\Component\Form\Exception\InvalidArgumentException
*/
public function testTrueValueContainedInFalseValues()
{
new BooleanToStringTransformer('0', array(null, '0'));
}
public function testBeStrictOnTrueInFalseValueCheck()
{
$transformer = new BooleanToStringTransformer('0', array(null, false));
$this->assertInstanceOf(BooleanToStringTransformer::class, $transformer);
}
}