Fatal error: Uncaught Error: Class "MediaWikiUnitTestCase" not found in /var/www/html/orian-wiki/skins/Vector/tests/phpunit/unit/components/VectorComponentPageToolsTest.php:35 Stack trace: #0 {main} thrown in /var/www/html/orian-wiki/skins/Vector/tests/phpunit/unit/components/VectorComponentPageToolsTest.php on line 35