Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/caistbuw/public_html/vendor/sabberworm/php-css-parser/tests/Sabberworm/CSS/RuleSet/LenientParsingTest.php:8 Stack trace: #0 {main} thrown in /home/caistbuw/public_html/vendor/sabberworm/php-css-parser/tests/Sabberworm/CSS/RuleSet/LenientParsingTest.php on line 8