return statusParts[2]
    }

  val headers: Headers
  val trailers: Headers

  // At most one of (body,webSocketListener,streamHandler) is non-null.
  val body: MockResponseBody?
  val webSocketListener: WebSocketListener?
  val streamHandler: StreamHandler?

  val inTunnel: Boolean
  val informationalResponses: List<MockResponse>

  val throttleBytesPerPeriod: Long

  private var headersDelayAmount = 0L
  private var headersDelayUnit = TimeUnit.MILLISECONDS

  private var promises = mutableListOf<PushPromise>()
  var settings: Settings = Settings()
    private set
  var webSocketListener: WebSocketListener? = null
    private set

  val pushPromises: List<PushPromise>
    get() = promises

  init {
    setResponseCode(200)
    setHeader("Content-Length", 0L)
  }