Fatal error: Uncaught Error: Class "MediaWikiIntegrationTestCase" not found in /var/www/html/orian-wiki/tests/phpunit/includes/parser/RevisionOutputCacheTest.php:32 Stack trace: #0 {main} thrown in /var/www/html/orian-wiki/tests/phpunit/includes/parser/RevisionOutputCacheTest.php on line 32