}

    // Success!
    return new MockResponse()
        .setResponseCode(302)
        .addHeader("Location", "https://twitter.com/CuteEmergency/status/789457462864863232");
  }

  public interface Listener {
    void sessionGranted(OAuthSession session);
  }

  @Override public void close() {
    if (mockWebServer == null) throw new IllegalStateException();
    try {
      mockWebServer.close();

          progressListener.update(totalBytesRead, responseBody.contentLength(), bytesRead == -1);
          return bytesRead;
        }
      };
    }
  }

  interface ProgressListener {
    void update(long bytesRead, long contentLength, boolean done);
  }