Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/html/wiki_2023/extensions/ConfirmEdit/tests/phpunit/HTMLFancyCaptchaFieldTest.php:6 Stack trace: #0 {main} thrown in /var/www/html/wiki_2023/extensions/ConfirmEdit/tests/phpunit/HTMLFancyCaptchaFieldTest.php on line 6