Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/w/vendor/mediawiki/parser-hooks/tests/system/TagHookTest.php:22 Stack trace: #0 {main} thrown in /var/www/html/w/vendor/mediawiki/parser-hooks/tests/system/TagHookTest.php on line 22