Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/w/vendor/wikimedia/parsoid/extension/tests/phpunit/TestI18nInfo.php:18 Stack trace: #0 {main} thrown in /var/www/html/w/vendor/wikimedia/parsoid/extension/tests/phpunit/TestI18nInfo.php on line 18