Fatal error: Uncaught Error: Class "MediaWiki\Extension\DiscussionTools\Tests\IntegrationTestCase" not found in /home/hiphopdi/public_html/wiki2/extensions/DiscussionTools/tests/phpunit/ContentThreadItemTest.php:21 Stack trace: #0 {main} thrown in /home/hiphopdi/public_html/wiki2/extensions/DiscussionTools/tests/phpunit/ContentThreadItemTest.php on line 21