Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/trairtil/public_html/vendor/sebastian/complexity/tests/unit/ComplexityCalculatingVisitorTest.php:31 Stack trace: #0 {main} thrown in /home/trairtil/public_html/vendor/sebastian/complexity/tests/unit/ComplexityCalculatingVisitorTest.php on line 31