Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in D:\xampp\htdocs\dropifypro\vendor\laravel\framework\src\Illuminate\Foundation\Testing\TestCase.php:21
Stack trace:
#0 {main}
thrown in D:\xampp\htdocs\dropifypro\vendor\laravel\framework\src\Illuminate\Foundation\Testing\TestCase.php on line 21