Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /var/www/html/autocar/vendor/paquettg/php-html-parser/tests/Node/ChildrenTest.php:5 Stack trace: #0 {main} thrown in /var/www/html/autocar/vendor/paquettg/php-html-parser/tests/Node/ChildrenTest.php on line 5