Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /home/melozbco/public_html/vendor/guzzlehttp/ringphp/tests/Client/CurlMultiHandlerTest.php:6 Stack trace: #0 {main} thrown in /home/melozbco/public_html/vendor/guzzlehttp/ringphp/tests/Client/CurlMultiHandlerTest.php on line 6