Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /var/www/html/includes/google/vendor/guzzlehttp/psr7/tests/DroppingStreamTest.php:7 Stack trace: #0 {main} thrown in /var/www/html/includes/google/vendor/guzzlehttp/psr7/tests/DroppingStreamTest.php on line 7