Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /var/www/html/includes/api-ovh/vendor/guzzlehttp/promises/tests/functionsTest.php:9 Stack trace: #0 {main} thrown in /var/www/html/includes/api-ovh/vendor/guzzlehttp/promises/tests/functionsTest.php on line 9