Fatal error: Uncaught Error: Class "MemoryFileBackend" not found in /var/www/html/orian-wiki/tests/phpunit/mocks/filebackend/MockFileBackend.php:31
Stack trace:
#0 {main}
thrown in /var/www/html/orian-wiki/tests/phpunit/mocks/filebackend/MockFileBackend.php on line 31