Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/kingelearn/public_html/vendor/phenx/php-svg-lib/tests/Svg/StyleTest.php:14 Stack trace: #0 {main} thrown in /home/kingelearn/public_html/vendor/phenx/php-svg-lib/tests/Svg/StyleTest.php on line 14