Fatal error: Uncaught Error: Class "MediaWiki\Tests\Maintenance\MaintenanceBaseTestCase" not found in /var/www/html/w/tests/phpunit/maintenance/FixDoubleRedirectsTest.php:14 Stack trace: #0 {main} thrown in /var/www/html/w/tests/phpunit/maintenance/FixDoubleRedirectsTest.php on line 14