Fatal error: Uncaught Error: Class "Tests\TestCase" not found in /home/farm34df34llix/public_html/bkp/twitter_socail_login/tests/Feature/Auth/AuthenticationTest.php:10 Stack trace: #0 {main} thrown in /home/farm34df34llix/public_html/bkp/twitter_socail_login/tests/Feature/Auth/AuthenticationTest.php on line 10