Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/html/autocar/vendor/phpdocumentor/reflection/tests/unit/phpDocumentor/Reflection/Php/ArgumentTest.php:23 Stack trace: #0 {main} thrown in /var/www/html/autocar/vendor/phpdocumentor/reflection/tests/unit/phpDocumentor/Reflection/Php/ArgumentTest.php on line 23