Fatal error: Uncaught Error: Class "MediaWikiIntegrationTestCase" not found in /home/floten1/q.tenbergen.ca/extensions/CheckUser/tests/phpunit/integration/Services/CheckUserLookupUtilsTest.php:20 Stack trace: #0 {main} thrown in /home/floten1/q.tenbergen.ca/extensions/CheckUser/tests/phpunit/integration/Services/CheckUserLookupUtilsTest.php on line 20