Thread.sleep(ms, ns.toInt())
    }
  }

  override fun cancel() {
    delegate.cancel()
  }

  override fun close() {
    javaNetSocket.close()
  }

  fun awaitClosed() {
    closedLatch.await()
  }

      socket = socket,
      client = false,
    )

    webSocket.loopReader(fancyResponse)

    // Even if messages are no longer being read we need to wait for the connection close signal.
    socket.awaitClosed()
  }

  @Throws(IOException::class)
  private fun writeHttpResponse(
    socket: MockWebServerSocket,
    response: MockResponse,
  ) {
    socket.sleepWhileOpen(response.headersDelayNanos)