Fatal error: Uncaught Error: Class 'PhpUnit_Framework_TestCase' not found in /home/app/htdocs/message_gateway/vendor/hamcrest/hamcrest-php/tests/Hamcrest/MatcherAssertTest.php:4 Stack trace: #0 {main} thrown in /home/app/htdocs/message_gateway/vendor/hamcrest/hamcrest-php/tests/Hamcrest/MatcherAssertTest.php on line 4