Fatal error: Uncaught Error: Class "TestCase" not found in /home/marketo/demo.marketoo.com.bd/vendor/riverskies/laravel-mobile-detect/tests/unit/NotTabletBladeDirectiveTest.php:5 Stack trace: #0 {main} thrown in /home/marketo/demo.marketoo.com.bd/vendor/riverskies/laravel-mobile-detect/tests/unit/NotTabletBladeDirectiveTest.php on line 5