Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Tests/Validator/FormatValidatorTest.php:18 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/media-bundle/Tests/Validator/FormatValidatorTest.php on line 18