Fatal error: Uncaught Error: Class "MediaWikiIntegrationTestCase" not found in /var/www/html/extensions/ConfirmEdit/tests/phpunit/HTMLFancyCaptchaFieldTest.php:12 Stack trace: #0 {main} thrown in /var/www/html/extensions/ConfirmEdit/tests/phpunit/HTMLFancyCaptchaFieldTest.php on line 12