Fatal error: Uncaught Error: Class 'Illuminate\Foundation\Testing\TestCase' not found in /home/johadtec/spiratech.ng/vendor/unisharp/laravel-filemanager/tests/ApiTest.php:3 Stack trace: #0 {main} thrown in /home/johadtec/spiratech.ng/vendor/unisharp/laravel-filemanager/tests/ApiTest.php on line 3