Fatal error: Uncaught Error: Class "ApiTestCase" not found in /var/www/html/orian-wiki/extensions/DiscussionTools/tests/phpunit/integration/ApiDiscussionToolsPageInfoTest.php:15 Stack trace: #0 {main} thrown in /var/www/html/orian-wiki/extensions/DiscussionTools/tests/phpunit/integration/ApiDiscussionToolsPageInfoTest.php on line 15