}

  fun getHeadersDelay(unit: TimeUnit): Long = unit.convert(headersDelayAmount, headersDelayUnit)

  fun withPush(promise: PushPromise) =
    apply {
      promises.add(promise)
    }

  fun withSettings(settings: Settings) =
    apply {
      this.settings = settings
    }

  fun withWebSocketUpgrade(listener: WebSocketListener) =
    apply {
      status = "HTTP/1.1 101 Switching Protocols"

    var pushPromises: List<PushPromise> = mockResponse.pushPromises
    pushPromises = mockResponse.pushPromises
    mockResponse = mockResponse.withSettings(Settings())
    var settings: Settings = mockResponse.settings
    settings = mockResponse.settings
    mockResponse =
      mockResponse.withWebSocketUpgrade(
        object : WebSocketListener() {
        },