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[Validator] Add a constraint to sequentially validate a set of constr…
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41 changes: 41 additions & 0 deletions
41
src/Symfony/Component/Validator/Constraints/Sequentially.php
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<?php | ||
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/* | ||
* 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. | ||
*/ | ||
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namespace Symfony\Component\Validator\Constraints; | ||
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/** | ||
* Use this constraint to sequentially validate nested constraints. | ||
* Validation for the nested constraints collection will stop at first violation. | ||
* | ||
* @Annotation | ||
* @Target({"PROPERTY", "METHOD", "ANNOTATION"}) | ||
* | ||
* @author Maxime Steinhausser <maxime.steinhausser@gmail.com> | ||
*/ | ||
class Sequentially extends Composite | ||
{ | ||
public $constraints = []; | ||
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public function getDefaultOption() | ||
{ | ||
return 'constraints'; | ||
} | ||
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public function getRequiredOptions() | ||
{ | ||
return ['constraints']; | ||
} | ||
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protected function getCompositeOption() | ||
{ | ||
return 'constraints'; | ||
} | ||
} |
44 changes: 44 additions & 0 deletions
44
src/Symfony/Component/Validator/Constraints/SequentiallyValidator.php
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<?php | ||
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||
/* | ||
* This file is part of the Symfony package. | ||
* | ||
* (c) Fabien Potencier <fabien@symfony.com> | ||
* | ||
* For the full copyright and license information, please view the LICENSE | ||
* file that was distributed with this source code. | ||
*/ | ||
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namespace Symfony\Component\Validator\Constraints; | ||
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use Symfony\Component\Validator\Constraint; | ||
use Symfony\Component\Validator\ConstraintValidator; | ||
use Symfony\Component\Validator\Exception\UnexpectedTypeException; | ||
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/** | ||
* @author Maxime Steinhausser <maxime.steinhausser@gmail.com> | ||
*/ | ||
class SequentiallyValidator extends ConstraintValidator | ||
{ | ||
/** | ||
* {@inheritdoc} | ||
*/ | ||
public function validate($value, Constraint $constraint) | ||
{ | ||
if (!$constraint instanceof Sequentially) { | ||
throw new UnexpectedTypeException($constraint, Sequentially::class); | ||
} | ||
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$context = $this->context; | ||
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$validator = $context->getValidator()->inContext($context); | ||
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$originalCount = $validator->getViolations()->count(); | ||
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foreach ($constraint->constraints as $c) { | ||
if ($originalCount !== $validator->validate($value, $c)->getViolations()->count()) { | ||
break; | ||
} | ||
} | ||
} | ||
} |
38 changes: 38 additions & 0 deletions
38
src/Symfony/Component/Validator/Tests/Constraints/SequentiallyTest.php
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<?php | ||
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/* | ||
* 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. | ||
*/ | ||
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namespace Symfony\Component\Validator\Tests\Constraints; | ||
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use PHPUnit\Framework\TestCase; | ||
use Symfony\Component\Validator\Constraints\Sequentially; | ||
use Symfony\Component\Validator\Constraints\Valid; | ||
use Symfony\Component\Validator\Exception\ConstraintDefinitionException; | ||
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class SequentiallyTest extends TestCase | ||
{ | ||
public function testRejectNonConstraints() | ||
{ | ||
$this->expectException(ConstraintDefinitionException::class); | ||
$this->expectExceptionMessage('The value foo is not an instance of Constraint in constraint Symfony\Component\Validator\Constraints\Sequentially'); | ||
new Sequentially([ | ||
'foo', | ||
]); | ||
} | ||
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public function testRejectValidConstraint() | ||
{ | ||
$this->expectException(ConstraintDefinitionException::class); | ||
$this->expectExceptionMessage('The constraint Valid cannot be nested inside constraint Symfony\Component\Validator\Constraints\Sequentially'); | ||
new Sequentially([ | ||
new Valid(), | ||
]); | ||
} | ||
} |
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87
src/Symfony/Component/Validator/Tests/Constraints/SequentiallyValidatorTest.php
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<?php | ||
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/* | ||
* 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. | ||
*/ | ||
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namespace Symfony\Component\Validator\Tests\Constraints; | ||
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use Symfony\Component\Validator\Constraints\NotEqualTo; | ||
use Symfony\Component\Validator\Constraints\Range; | ||
use Symfony\Component\Validator\Constraints\Regex; | ||
use Symfony\Component\Validator\Constraints\Sequentially; | ||
use Symfony\Component\Validator\Constraints\SequentiallyValidator; | ||
use Symfony\Component\Validator\Constraints\Type; | ||
use Symfony\Component\Validator\ConstraintViolation; | ||
use Symfony\Component\Validator\Test\ConstraintValidatorTestCase; | ||
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class SequentiallyValidatorTest extends ConstraintValidatorTestCase | ||
{ | ||
protected function createValidator() | ||
{ | ||
return new SequentiallyValidator(); | ||
} | ||
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public function testWalkThroughConstraints() | ||
{ | ||
$constraints = [ | ||
new Type('number'), | ||
new Range(['min' => 4]), | ||
]; | ||
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$value = 6; | ||
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$contextualValidator = $this->context->getValidator()->inContext($this->context); | ||
$contextualValidator->expects($this->any())->method('getViolations')->willReturn($this->context->getViolations()); | ||
$contextualValidator->expects($this->exactly(2)) | ||
->method('validate') | ||
->withConsecutive( | ||
[$value, $constraints[0]], | ||
[$value, $constraints[1]] | ||
) | ||
->willReturn($contextualValidator); | ||
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$this->validator->validate($value, new Sequentially($constraints)); | ||
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$this->assertNoViolation(); | ||
} | ||
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public function testStopsAtFirstConstraintWithViolations() | ||
{ | ||
$constraints = [ | ||
new Type('string'), | ||
new Regex(['pattern' => '[a-z]']), | ||
new NotEqualTo('Foo'), | ||
]; | ||
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$value = 'Foo'; | ||
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$contextualValidator = $this->context->getValidator()->inContext($this->context); | ||
$contextualValidator->expects($this->any())->method('getViolations')->willReturn($this->context->getViolations()); | ||
$contextualValidator->expects($this->exactly(2)) | ||
->method('validate') | ||
->withConsecutive( | ||
[$value, $constraints[0]], | ||
[$value, $constraints[1]] | ||
) | ||
->will($this->onConsecutiveCalls( | ||
// Noop, just return the validator: | ||
$this->returnValue($contextualValidator), | ||
// Add violation on second call: | ||
$this->returnCallback(function () use ($contextualValidator) { | ||
$this->context->getViolations()->add($violation = new ConstraintViolation('regex error', null, [], null, '', null, null, 'regex')); | ||
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return $contextualValidator; | ||
} | ||
))); | ||
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$this->validator->validate($value, new Sequentially($constraints)); | ||
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$this->assertCount(1, $this->context->getViolations()); | ||
} | ||
} |