Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/kingelearn/public_html/vendor/mews/captcha/tests/Captcha/CaptchaTest.php:7 Stack trace: #0 {main} thrown in /home/kingelearn/public_html/vendor/mews/captcha/tests/Captcha/CaptchaTest.php on line 7