Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in E:\install\laragon\www\extranet_camed\vendor\laravel\framework\tests\Http\Middleware\TrimStringsTest.php:9 Stack trace: #0 {main} thrown in E:\install\laragon\www\extranet_camed\vendor\laravel\framework\tests\Http\Middleware\TrimStringsTest.php on line 9