Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/esipntnw/academy.esip.tn/syrine_azzouz/vendor/symfony/notifier/Test/TransportTestCase.php:25 Stack trace: #0 {main} thrown in /home/esipntnw/academy.esip.tn/syrine_azzouz/vendor/symfony/notifier/Test/TransportTestCase.php on line 25