val sink: BufferedSink,
  val random: Random,
  private val perMessageDeflate: Boolean,
  private val noContextTakeover: Boolean,
  private val minimumDeflateSize: Long,
) : Closeable {
  /** This holds outbound data for compression and masking. */
  private val messageBuffer = Buffer()

  /** The [Buffer] of [sink]. Write to this and then flush/emit [sink]. */
  private val sinkBuffer: Buffer = sink.buffer

      apply {
        webSocketCloseTimeout = checkDuration("duration", duration)
      }

    /**
     * Sets minimum outbound web socket message size (in bytes) that will be compressed.
     *
     * Set to 0 to enable compression for all outbound messages.
     *
     * 1024 by default.
     */
    fun minWebSocketMessageToCompress(bytes: Long) =
      apply {

   * servers, it should be the agreed-upon extensions immediately.
   */
  private var extensions: WebSocketExtensions?,
  /** If compression is negotiated, outbound messages of this size and larger will be compressed. */
  private var minimumDeflateSize: Long,
  private val webSocketCloseTimeout: Long,
) : WebSocket,
  WebSocketReader.FrameCallback,
  Lockable {

    val ping = peer.takeFrame()
    assertThat(ping.type).isEqualTo(Http2.TYPE_PING)
  }

  @Test fun serverWritesTrailersWithData() {
    // We buffer some outbound data and headers and confirm that the END_STREAM flag comes with the
    // headers (and not with the data).

    // Write the mocking script. for the client
    peer.setClient(true)

  boolean tooHigh(@ParametricNullness T t) {
    if (!hasUpperBound()) {
      return false;
    }
    // The cast is safe because of the hasUpperBound() check.
    T ubound = uncheckedCastNullableTToT(getUpperEndpoint());
    int cmp = comparator.compare(t, ubound);
    return cmp > 0 | (cmp == 0 & getUpperBoundType() == OPEN);
  }

  boolean contains(@ParametricNullness T t) {
    return !tooLow(t) && !tooHigh(t);
  }

  boolean tooHigh(@ParametricNullness T t) {
    if (!hasUpperBound()) {
      return false;
    }
    // The cast is safe because of the hasUpperBound() check.
    T ubound = uncheckedCastNullableTToT(getUpperEndpoint());
    int cmp = comparator.compare(t, ubound);
    return cmp > 0 | (cmp == 0 & getUpperBoundType() == OPEN);
  }

  boolean contains(@ParametricNullness T t) {
    return !tooLow(t) && !tooHigh(t);
  }