Fatal error: Uncaught Error: Class "Illuminate\Foundation\Testing\TestCase" not found in /home/trendtab/public_html/vendor/unisharp/laravel-filemanager/tests/LfmUploadValidatorTest.php:17 Stack trace: #0 {main} thrown in /home/trendtab/public_html/vendor/unisharp/laravel-filemanager/tests/LfmUploadValidatorTest.php on line 17