Fatal error: Uncaught Error: Class "Illuminate\Foundation\Testing\TestCase" not found in C:\AppServ\Apache\2.4.69\htdocs\isha_security\tests\TestCase.php:10 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.69\htdocs\isha_security\tests\TestCase.php on line 10