Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\laragon\www\bc-game-updown\backend\vendor\symfony\routing\Tests\Requirement\RequirementTest.php:18 Stack trace: #0 {main} thrown in C:\laragon\www\bc-game-updown\backend\vendor\symfony\routing\Tests\Requirement\RequirementTest.php on line 18