Fatal error: Uncaught Error: Class "Tests\TestCase" not found in C:\xampp\htdocs\snipe-it\tests\Feature\PredefinedKits\Ui\CreatePredefinedKitTest.php:8 Stack trace: #0 {main} thrown in C:\xampp\htdocs\snipe-it\tests\Feature\PredefinedKits\Ui\CreatePredefinedKitTest.php on line 8