Fatal error: Uncaught Error: Class "Laravel\Lumen\Testing\TestCase" not found in /home/v2appclykk/public_html/ClykkV02/sp_alerts/tests/TestCase.php:5 Stack trace: #0 {main} thrown in /home/v2appclykk/public_html/ClykkV02/sp_alerts/tests/TestCase.php on line 5