Fatal error: Uncaught Error: Class 'Illuminate\Foundation\Testing\TestCase' not found in /data/htmlwww/wookteam/vendor/laravel/framework/tests/Integration/Queue/CustomPayloadTest.php:12 Stack trace: #0 {main} thrown in /data/htmlwww/wookteam/vendor/laravel/framework/tests/Integration/Queue/CustomPayloadTest.php on line 12