Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /mnt/www/law_firm/crm/vendor/symfony/css-selector/Tests/Parser/ParserTest.php:21 Stack trace: #0 {main} thrown in /mnt/www/law_firm/crm/vendor/symfony/css-selector/Tests/Parser/ParserTest.php on line 21