--- /dev/null
+<?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\Validator\Tests\Constraints;
+
+use Symfony\Component\PropertyAccess\PropertyAccess;
+use Symfony\Component\Validator\Constraints\Expression;
+use Symfony\Component\Validator\Constraints\ExpressionValidator;
+use Symfony\Component\Validator\Tests\Fixtures\Entity;
+use Symfony\Component\Validator\Validation;
+
+class ExpressionValidatorTest extends AbstractConstraintValidatorTest
+{
+ protected function getApiVersion()
+ {
+ return Validation::API_VERSION_2_5;
+ }
+
+ protected function createValidator()
+ {
+ return new ExpressionValidator(PropertyAccess::createPropertyAccessor());
+ }
+
+ public function testExpressionIsEvaluatedWithNullValue()
+ {
+ $constraint = new Expression(array(
+ 'expression' => 'false',
+ 'message' => 'myMessage',
+ ));
+
+ $this->validator->validate(null, $constraint);
+
+ $this->buildViolation('myMessage')
+ ->setParameter('{{ value }}', 'null')
+ ->setCode(Expression::EXPRESSION_FAILED_ERROR)
+ ->assertRaised();
+ }
+
+ public function testExpressionIsEvaluatedWithEmptyStringValue()
+ {
+ $constraint = new Expression(array(
+ 'expression' => 'false',
+ 'message' => 'myMessage',
+ ));
+
+ $this->validator->validate('', $constraint);
+
+ $this->buildViolation('myMessage')
+ ->setParameter('{{ value }}', '""')
+ ->setCode(Expression::EXPRESSION_FAILED_ERROR)
+ ->assertRaised();
+ }
+
+ public function testSucceedingExpressionAtObjectLevel()
+ {
+ $constraint = new Expression('this.data == 1');
+
+ $object = new Entity();
+ $object->data = '1';
+
+ $this->setObject($object);
+
+ $this->validator->validate($object, $constraint);
+
+ $this->assertNoViolation();
+ }
+
+ public function testFailingExpressionAtObjectLevel()
+ {
+ $constraint = new Expression(array(
+ 'expression' => 'this.data == 1',
+ 'message' => 'myMessage',
+ ));
+
+ $object = new Entity();
+ $object->data = '2';
+
+ $this->setObject($object);
+
+ $this->validator->validate($object, $constraint);
+
+ $this->buildViolation('myMessage')
+ ->setParameter('{{ value }}', 'object')
+ ->setCode(Expression::EXPRESSION_FAILED_ERROR)
+ ->assertRaised();
+ }
+
+ public function testSucceedingExpressionAtPropertyLevel()
+ {
+ $constraint = new Expression('value == this.data');
+
+ $object = new Entity();
+ $object->data = '1';
+
+ $this->setRoot($object);
+ $this->setPropertyPath('data');
+ $this->setProperty($object, 'data');
+
+ $this->validator->validate('1', $constraint);
+
+ $this->assertNoViolation();
+ }
+
+ public function testFailingExpressionAtPropertyLevel()
+ {
+ $constraint = new Expression(array(
+ 'expression' => 'value == this.data',
+ 'message' => 'myMessage',
+ ));
+
+ $object = new Entity();
+ $object->data = '1';
+
+ $this->setRoot($object);
+ $this->setPropertyPath('data');
+ $this->setProperty($object, 'data');
+
+ $this->validator->validate('2', $constraint);
+
+ $this->buildViolation('myMessage')
+ ->atPath('data')
+ ->setParameter('{{ value }}', '"2"')
+ ->setCode(Expression::EXPRESSION_FAILED_ERROR)
+ ->assertRaised();
+ }
+
+ public function testSucceedingExpressionAtNestedPropertyLevel()
+ {
+ $constraint = new Expression('value == this.data');
+
+ $object = new Entity();
+ $object->data = '1';
+
+ $root = new Entity();
+ $root->reference = $object;
+
+ $this->setRoot($root);
+ $this->setPropertyPath('reference.data');
+ $this->setProperty($object, 'data');
+
+ $this->validator->validate('1', $constraint);
+
+ $this->assertNoViolation();
+ }
+
+ public function testFailingExpressionAtNestedPropertyLevel()
+ {
+ $constraint = new Expression(array(
+ 'expression' => 'value == this.data',
+ 'message' => 'myMessage',
+ ));
+
+ $object = new Entity();
+ $object->data = '1';
+
+ $root = new Entity();
+ $root->reference = $object;
+
+ $this->setRoot($root);
+ $this->setPropertyPath('reference.data');
+ $this->setProperty($object, 'data');
+
+ $this->validator->validate('2', $constraint);
+
+ $this->buildViolation('myMessage')
+ ->atPath('reference.data')
+ ->setParameter('{{ value }}', '"2"')
+ ->setCode(Expression::EXPRESSION_FAILED_ERROR)
+ ->assertRaised();
+ }
+
+ /**
+ * When validatePropertyValue() is called with a class name
+ * https://github.com/symfony/symfony/pull/11498.
+ */
+ public function testSucceedingExpressionAtPropertyLevelWithoutRoot()
+ {
+ $constraint = new Expression('value == "1"');
+
+ $this->setRoot('1');
+ $this->setPropertyPath('');
+ $this->setProperty(null, 'property');
+
+ $this->validator->validate('1', $constraint);
+
+ $this->assertNoViolation();
+ }
+
+ /**
+ * When validatePropertyValue() is called with a class name
+ * https://github.com/symfony/symfony/pull/11498.
+ */
+ public function testFailingExpressionAtPropertyLevelWithoutRoot()
+ {
+ $constraint = new Expression(array(
+ 'expression' => 'value == "1"',
+ 'message' => 'myMessage',
+ ));
+
+ $this->setRoot('2');
+ $this->setPropertyPath('');
+ $this->setProperty(null, 'property');
+
+ $this->validator->validate('2', $constraint);
+
+ $this->buildViolation('myMessage')
+ ->atPath('')
+ ->setParameter('{{ value }}', '"2"')
+ ->setCode(Expression::EXPRESSION_FAILED_ERROR)
+ ->assertRaised();
+ }
+
+ public function testExpressionLanguageUsage()
+ {
+ $constraint = new Expression(array(
+ 'expression' => 'false',
+ ));
+
+ $expressionLanguage = $this->getMockBuilder('Symfony\Component\ExpressionLanguage\ExpressionLanguage')->getMock();
+
+ $used = false;
+
+ $expressionLanguage->method('evaluate')
+ ->will($this->returnCallback(function () use (&$used) {
+ $used = true;
+
+ return true;
+ }));
+
+ $validator = new ExpressionValidator(null, $expressionLanguage);
+ $validator->initialize($this->createContext());
+ $validator->validate(null, $constraint);
+
+ $this->assertTrue($used, 'Failed asserting that custom ExpressionLanguage instance is used.');
+ }
+}