Fatal error: Uncaught Error: Class "MediaWikiUnitTestCase" not found in /var/www/html/orian-wiki/skins/Vector/tests/phpunit/unit/FeatureManagement/Requirements/UserPreferenceRequirementTest.php:15 Stack trace: #0 {main} thrown in /var/www/html/orian-wiki/skins/Vector/tests/phpunit/unit/FeatureManagement/Requirements/UserPreferenceRequirementTest.php on line 15