Fatal error: Uncaught Error: Class 'ApiTestCase' not found in /var/www/html/wiki_2023/extensions/TitleBlacklist/tests/phpunit/ApiQueryTitleBlacklistTest.php:18 Stack trace: #0 {main} thrown in /var/www/html/wiki_2023/extensions/TitleBlacklist/tests/phpunit/ApiQueryTitleBlacklistTest.php on line 18