Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/w/vendor/wikimedia/parsoid/tests/phpunit/Parsoid/Utils/DOMUtilsTest.php:14 Stack trace: #0 {main} thrown in /var/www/html/w/vendor/wikimedia/parsoid/tests/phpunit/Parsoid/Utils/DOMUtilsTest.php on line 14