Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /homec/huzaifahostriple/public_html/first-laravel/tests/Unit/ExampleTest.php:7 Stack trace: #0 {main} thrown in /homec/huzaifahostriple/public_html/first-laravel/tests/Unit/ExampleTest.php on line 7