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