Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\symfony\http-kernel\Tests\EventListener\SessionListenerTest.php:29 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\symfony\http-kernel\Tests\EventListener\SessionListenerTest.php on line 29