Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /data/htmlwww/wookteam/vendor/symfony/css-selector/Tests/CssSelectorConverterTest.php:18 Stack trace: #0 {main} thrown in /data/htmlwww/wookteam/vendor/symfony/css-selector/Tests/CssSelectorConverterTest.php on line 18