Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/app/htdocs/lidia/vendor/zendframework/zendservice-google-gcm/tests/Gcm/MessageTest.php:22 Stack trace: #0 {main} thrown in /home/app/htdocs/lidia/vendor/zendframework/zendservice-google-gcm/tests/Gcm/MessageTest.php on line 22