Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /opt/lampp/htdocs/restaurante.apirest/vendor/cboden/ratchet/tests/helpers/Ratchet/AbstractMessageComponentTestCase.php:4 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/restaurante.apirest/vendor/cboden/ratchet/tests/helpers/Ratchet/AbstractMessageComponentTestCase.php on line 4