         var error: NSError?
 
         // When
-        Alamofire.request(.GET, URLString)
+        manager.request(.GET, URLString)
             .response { responseRequest, responseResponse, responseData, responseError in
                 request = responseRequest
                 response = responseResponse

        var error: NSError?

        // When
        Alamofire.request(.GET, URLString)
            .response { responseRequest, responseResponse, responseData, responseError in
                request = responseRequest
                response = responseResponse

        var error: NSError?

        // When
        manager.request(.GET, URLString)
            .response { responseRequest, responseResponse, responseData, responseError in
                request = responseRequest
                response = responseResponse
