Fatal error: Uncaught Error: Class "Whoops\TestCase" not found in /home/abazis/apps/projects/vendor/filp/whoops/tests/Whoops/Exception/FrameTest.php:12 Stack trace: #0 {main} thrown in /home/abazis/apps/projects/vendor/filp/whoops/tests/Whoops/Exception/FrameTest.php on line 12