/**
* @param string $option_name
* @param string $expected
* @return void
*/
private function run_webmaster_tools_authentication_option_test($option_name, $expected)
{
self::$class_instance->options[$option_name] = $option_name;
$this->expectOutput($expected, self::$class_instance->webmaster_tools_authentication());
self::$class_instance->options[$option_name] = '';
}