Fatal error: Uncaught Error: Class "Tests\TestCase" not found in C:\laragon\www\clientxcms\tests\Feature\Admin\Billing\UpgradeControllerRbacTest.php:8 Stack trace: #0 {main} thrown in C:\laragon\www\clientxcms\tests\Feature\Admin\Billing\UpgradeControllerRbacTest.php on line 8