Fatal error: Uncaught Error: Class "MediaWikiIntegrationTestCase" not found in /var/www/html/w/extensions/SemanticMediaWiki/tests/phpunit/Integration/HookHandlersConstructionTest.php:22 Stack trace: #0 {main} thrown in /var/www/html/w/extensions/SemanticMediaWiki/tests/phpunit/Integration/HookHandlersConstructionTest.php on line 22