Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/lafaamicps/www/symfony/vendor/jms/serializer/tests/JMS/Serializer/Tests/Metadata/ClassMetadataTest.php:24 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/jms/serializer/tests/JMS/Serializer/Tests/Metadata/ClassMetadataTest.php on line 24