public function testEncodeJson()
 {
     $data = CommonUtils::encodeJson(array('first_key' => 'first_value', 'second-key' => 'second-value'));
     $this->assertContains('first_key', $data);
     $this->assertContains('first_value', $data);
     $this->assertContains('second-key', $data);
     $this->assertContains('second-value', $data);
 }
 /**
  * {@inheritdoc }
  */
 public function send()
 {
     if ($this->method == AbstractClient::METHOD_GET) {
         $this->getUrl()->setQueryVariables($this->_parameters);
     } else {
         if (in_array($this->method, array(AbstractClient::METHOD_POST, AbstractClient::METHOD_PUT))) {
             switch ($this->_dataType) {
                 case AbstractClient::DATA_TYPE_JSON:
                     $this->setHeader('Content-Type', 'application/json');
                     $params = CommonUtils::encodeJson($this->_parameters);
                     break;
                 default:
                     $params[$name] = $this->_parameters;
             }
             if ($this->method == AbstractClient::METHOD_POST || $this->method == AbstractClient::METHOD_PUT || $this->method == AbstractClient::METHOD_PATCH) {
                 if ($this->_dataType == AbstractClient::DATA_TYPE_JSON) {
                     $this->setBody($params);
                 } else {
                     $this->addPostParameter($params);
                 }
             } else {
                 $this->setBody(new \HTTP_Request2_MultipartBody($params, array()));
             }
         }
     }
     $httpResponse = parent::send();
     return new Response($httpResponse);
 }