Elastica\Client::getConfig PHP 메소드

    public function getConfig($key = '')
    {
        if (empty($key)) {
            return $this->_config;
        }
        if (!array_key_exists($key, $this->_config)) {
            throw new InvalidException('Config key is not set: ' . $key);
        }
        return $this->_config[$key];
    }

 public function testSetLogConfigEnable()
 {
     $client = new Client(array('log' => true));
     $this->assertTrue($client->getConfig('log'));
 }