Fatal error: Uncaught Error: Class "Tests\TestCase" not found in D:\NTG_App\www\Fashion_Asia_Limited\FAL_TNA\tests\Feature\Auth\AuthenticationTest.php:10 Stack trace: #0 {main} thrown in D:\NTG_App\www\Fashion_Asia_Limited\FAL_TNA\tests\Feature\Auth\AuthenticationTest.php on line 10