Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/interweavesoluti/desktop.interweavesolutions.org/vendor/jms/serializer-bundle/Tests/DependencyInjection/CustomHandlerPassTest.php:13 Stack trace: #0 {main} thrown in /home/interweavesoluti/desktop.interweavesolutions.org/vendor/jms/serializer-bundle/Tests/DependencyInjection/CustomHandlerPassTest.php on line 13