--- /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\Intl\Util\IntlTestHelper;
+use Symfony\Component\Validator\Constraints\Language;
+use Symfony\Component\Validator\Constraints\LanguageValidator;
+use Symfony\Component\Validator\Validation;
+
+class LanguageValidatorTest extends AbstractConstraintValidatorTest
+{
+ protected function getApiVersion()
+ {
+ return Validation::API_VERSION_2_5;
+ }
+
+ protected function createValidator()
+ {
+ return new LanguageValidator();
+ }
+
+ public function testNullIsValid()
+ {
+ $this->validator->validate(null, new Language());
+
+ $this->assertNoViolation();
+ }
+
+ public function testEmptyStringIsValid()
+ {
+ $this->validator->validate('', new Language());
+
+ $this->assertNoViolation();
+ }
+
+ /**
+ * @expectedException \Symfony\Component\Validator\Exception\UnexpectedTypeException
+ */
+ public function testExpectsStringCompatibleType()
+ {
+ $this->validator->validate(new \stdClass(), new Language());
+ }
+
+ /**
+ * @dataProvider getValidLanguages
+ */
+ public function testValidLanguages($language)
+ {
+ $this->validator->validate($language, new Language());
+
+ $this->assertNoViolation();
+ }
+
+ public function getValidLanguages()
+ {
+ return array(
+ array('en'),
+ array('en_US'),
+ array('my'),
+ );
+ }
+
+ /**
+ * @dataProvider getInvalidLanguages
+ */
+ public function testInvalidLanguages($language)
+ {
+ $constraint = new Language(array(
+ 'message' => 'myMessage',
+ ));
+
+ $this->validator->validate($language, $constraint);
+
+ $this->buildViolation('myMessage')
+ ->setParameter('{{ value }}', '"'.$language.'"')
+ ->setCode(Language::NO_SUCH_LANGUAGE_ERROR)
+ ->assertRaised();
+ }
+
+ public function getInvalidLanguages()
+ {
+ return array(
+ array('EN'),
+ array('foobar'),
+ );
+ }
+
+ public function testValidateUsingCountrySpecificLocale()
+ {
+ IntlTestHelper::requireFullIntl($this, false);
+
+ \Locale::setDefault('fr_FR');
+ $existingLanguage = 'en';
+
+ $this->validator->validate($existingLanguage, new Language(array(
+ 'message' => 'aMessage',
+ )));
+
+ $this->assertNoViolation();
+ }
+}