Fatal error: Uncaught Error: Class "OpenCloud\Tests\CDN\CDNTestCase" not found in /app/vendor/rackspace/php-opencloud/tests/OpenCloud/Tests/CDN/ServiceTest.php:23 Stack trace: #0 {main} thrown in /app/vendor/rackspace/php-opencloud/tests/OpenCloud/Tests/CDN/ServiceTest.php on line 23