Fatal error: Uncaught Error: Class "Tests\TestCase" not found in /www/wwwroot/base.code.treexhd.me/VSCode/laravel/checkwho/tests/Feature/EmailVerificationTest.php:13 Stack trace: #0 {main} thrown in /www/wwwroot/base.code.treexhd.me/VSCode/laravel/checkwho/tests/Feature/EmailVerificationTest.php on line 13