Fatal error: Uncaught Error: Class "MediaWikiUnitTestCase" not found in /var/www/html/orian-wiki/extensions/VisualEditor/tests/phpunit/unit/VisualEditorHookRunnerTest.php:14
Stack trace:
#0 {main}
thrown in /var/www/html/orian-wiki/extensions/VisualEditor/tests/phpunit/unit/VisualEditorHookRunnerTest.php on line 14