Fatal error: Uncaught Error: Class "MediaWikiIntegrationTestCase" not found in /home/floten1/q.tenbergen.ca/extensions/CategoryTree/tests/phpunit/ServiceWiringTest.php:15 Stack trace: #0 {main} thrown in /home/floten1/q.tenbergen.ca/extensions/CategoryTree/tests/phpunit/ServiceWiringTest.php on line 15