Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/public/git/vendor/phpro/grumphp/src/Test/Runner/AbstractMiddlewareTestCase.php:20 Stack trace: #0 {main} thrown in /var/www/public/git/vendor/phpro/grumphp/src/Test/Runner/AbstractMiddlewareTestCase.php on line 20