Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /usr/local/www/openid/test/OAuth2/OpenID/GrantType/AuthorizationCodeTest.php:11 Stack trace: #0 {main} thrown in /usr/local/www/openid/test/OAuth2/OpenID/GrantType/AuthorizationCodeTest.php on line 11