Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/colih/public_html/dev/vendor/realrashid/sweet-alert/tests/Feature/ProviderRegistrationTest.php:8 Stack trace: #0 {main} thrown in /home/colih/public_html/dev/vendor/realrashid/sweet-alert/tests/Feature/ProviderRegistrationTest.php on line 8