Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/html/autocar/vendor/symfony/framework-bundle/Tests/Routing/DelegatingLoaderTest.php:14 Stack trace: #0 {main} thrown in /var/www/html/autocar/vendor/symfony/framework-bundle/Tests/Routing/DelegatingLoaderTest.php on line 14