Fatal error: Uncaught Error: Class "MediaWiki\Tests\ParamValidator\TypeDef\TypeDefIntegrationTestCase" not found in /var/www/html/w/tests/phpunit/includes/ParamValidator/TypeDef/TitleDefTest.php:18 Stack trace: #0 {main} thrown in /var/www/html/w/tests/phpunit/includes/ParamValidator/TypeDef/TitleDefTest.php on line 18