Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/v2appclykk/public_html/routing_management/vendor/nikic/fast-route/test/RouteCollectorTest.php:7 Stack trace: #0 {main} thrown in /home/v2appclykk/public_html/routing_management/vendor/nikic/fast-route/test/RouteCollectorTest.php on line 7