Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/eberhardschwarze/public_html/vendor/contao/core-bundle/tests/Framework/Adapter/AdapterTest.php:22 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/contao/core-bundle/tests/Framework/Adapter/AdapterTest.php on line 22