Fatal error: Uncaught Error: Class "Tests\TestCase" not found in /home/bhkvxikj/public_html/app.learningtigers.my/tests/Feature/LessonCancelationTest.php:15 Stack trace: #0 {main} thrown in /home/bhkvxikj/public_html/app.learningtigers.my/tests/Feature/LessonCancelationTest.php on line 15