Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/trairtil/public_html/vendor/nikic/php-parser/test/PhpParser/Builder/TraitTest.php:21 Stack trace: #0 {main} thrown in /home/trairtil/public_html/vendor/nikic/php-parser/test/PhpParser/Builder/TraitTest.php on line 21