Fatal error: Uncaught Error: Class "Wikimedia\Rdbms\Platform\SQLPlatform" not found in /var/www/html/w/tests/phpunit/unit/includes/libs/Rdbms/SQLPlatformTestHelper.php:13 Stack trace: #0 {main} thrown in /var/www/html/w/tests/phpunit/unit/includes/libs/Rdbms/SQLPlatformTestHelper.php on line 13