Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /home/flsinformaticaco/public_html/storage/vendor/guzzlehttp/ringphp/tests/CoreTest.php:10 Stack trace: #0 {main} thrown in /home/flsinformaticaco/public_html/storage/vendor/guzzlehttp/ringphp/tests/CoreTest.php on line 10