Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /users/danielstruebig/www/Dart_software/vendor/composer/ca-bundle/tests/CaBundleTest.php:9 Stack trace: #0 {main} thrown in /users/danielstruebig/www/Dart_software/vendor/composer/ca-bundle/tests/CaBundleTest.php on line 9