Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/app/htdocs/truebits.docker.installations/invoice-crater/docker.app/crater/vendor/hamcrest/hamcrest-php/tests/Hamcrest/UtilTest.php:6 Stack trace: #0 {main} thrown in /home/app/htdocs/truebits.docker.installations/invoice-crater/docker.app/crater/vendor/hamcrest/hamcrest-php/tests/Hamcrest/UtilTest.php on line 6