Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/lafaamicps/www/symfony/vendor/twig/extensions/test/Twig/Tests/Grammar/OptionalTest.php:12 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/twig/extensions/test/Twig/Tests/Grammar/OptionalTest.php on line 12