Fatal error: Uncaught Error: Class "PHPUnit\Framework\Assert" not found in /var/www/html/extensions/SemanticMediaWiki/tests/phpunit/Utils/Validators/ExportDataValidator.php:14 Stack trace: #0 {main} thrown in /var/www/html/extensions/SemanticMediaWiki/tests/phpunit/Utils/Validators/ExportDataValidator.php on line 14