symfony/tests/Symfony/Tests/Components/Validator/Constraints/AllValidatorTest.php

<?php

namespace Symfony\Tests\Components\Validator;

require_once __DIR__.'/../../../../../bootstrap.php';

use Symfony\Components\Validator\ValidationContext;
use Symfony\Components\Validator\Constraints\Min;
use Symfony\Components\Validator\Constraints\All;
use Symfony\Components\Validator\Constraints\AllValidator;

class AllValidatorTest extends \PHPUnit_Framework_TestCase
{
  protected $validator;
  protected $walker;
  protected $context;

  public function setUp()
  {
    $this->walker = $this->getMock('Symfony\Components\Validator\GraphWalker', array(), array(), '', false);
    $metadataFactory = $this->getMock('Symfony\Components\Validator\Mapping\ClassMetadataFactoryInterface');
    $messageInterpolator = $this->getMock('Symfony\Components\Validator\MessageInterpolator\MessageInterpolatorInterface');

    $this->context = new ValidationContext('Root', $this->walker, $metadataFactory, $messageInterpolator);

    $this->validator = new AllValidator();
    $this->validator->initialize($this->context);
  }

  public function testNullIsValid()
  {
    $this->assertTrue($this->validator->isValid(null, new All(new Min(4))));
  }

  public function testThrowsExceptionIfNotTraversable()
  {
    $this->setExpectedException('Symfony\Components\Validator\Exception\UnexpectedTypeException');

    $this->validator->isValid('foobar', new All(new Min(4)));
  }

  /**
   * @dataProvider getValidArguments
   */
  public function testWalkSingleConstraint($array)
  {
    $this->context->setGroup('MyGroup');
    $this->context->setPropertyPath('foo');

    $constraint = new Min(4);

    foreach ($array as $key => $value)
    {
      $this->walker->expects($this->once())
                   ->method('walkConstraint')
                   ->with($this->equalTo($constraint), $this->equalTo($value), $this->equalTo('MyGroup'), $this->equalTo('foo['.$key.']'));
    }

    $this->assertTrue($this->validator->isValid($array, new All($constraint)));
  }

  /**
   * @dataProvider getValidArguments
   */
  public function testWalkMultipleConstraints($array)
  {
    $this->context->setGroup('MyGroup');
    $this->context->setPropertyPath('foo');

    $constraint = new Min(4);
    // can only test for twice the same constraint because PHPUnits mocking
    // can't test method calls with different arguments
    $constraints = array($constraint, $constraint);

    foreach ($array as $key => $value)
    {
      $this->walker->expects($this->exactly(2))
                   ->method('walkConstraint')
                   ->with($this->equalTo($constraint), $this->equalTo($value), $this->equalTo('MyGroup'), $this->equalTo('foo['.$key.']'));
    }

    $this->assertTrue($this->validator->isValid($array, new All($constraints)));
  }

  public function getValidArguments()
  {
    return array(
      // can only test for one entry, because PHPUnits mocking does not allow
      // to expect multiple method calls with different arguments
      array(array(1)),
      array(new \ArrayObject(array(1))),
    );
  }
}