}

  /**
   * Writes a {@code long} as specified by {@link DataOutputStream#writeLong(long)}, except using
   * little-endian byte order.
   *
   * @throws IOException if an I/O error occurs
   */
  @Override
  public void writeLong(long v) throws IOException {
    ((DataOutputStream) out).writeLong(Long.reverseBytes(v));
  }

  /**

        long MILLISECONDS_BETWEEN_1970_AND_1601 = 11644473600000L;
        writeLong(buffer, 0, (create + MILLISECONDS_BETWEEN_1970_AND_1601) * 10000L);
        writeLong(buffer, 8, (lastAccess + MILLISECONDS_BETWEEN_1970_AND_1601) * 10000L);
        writeLong(buffer, 16, (lastWrite + MILLISECONDS_BETWEEN_1970_AND_1601) * 10000L);
        writeLong(buffer, 24, (change + MILLISECONDS_BETWEEN_1970_AND_1601) * 10000L);

    public void initResults() throws IOException {
        final BytesStreamOutput tmp = new BytesStreamOutput();
        for (int i = 0; i < entries / 2; i++) {
            tmp.writeVLong(i);
        }
        for (int i = 0; i < entries / 2; i++) {
            tmp.writeVLong(Long.MAX_VALUE - i);
        }
        BytesReference bytesArray = tmp.copyBytes();
        if (bytesArray instanceof BytesArray == false) {

    assertData("898560b420bb28d14cd70f")
  }

  @Test fun serverEmptyPong() {
    serverWriter.writePong(EMPTY)
    assertData("8a00")
  }

  @Test fun clientEmptyPong() {
    clientWriter.writePong(EMPTY)
    assertData("8a8060b420bb")
  }

  @Test fun serverPongWithPayload() {
    serverWriter.writePong("Hello".encodeUtf8())
    assertData("8a0548656c6c6f")
  }

  @Test fun clientPongWithPayload() {

    val from = nextAddress
    nextAddress += count
    return (from until nextAddress)
      .map {
        return@map InetAddress.getByAddress(
          Buffer().writeLong(0L).writeLong(it).readByteArray(),
        )
      }
  }

    public void initResults() throws IOException {
        final BytesStreamOutput tmp = new BytesStreamOutput();
        for (int i = 0; i < entries / 2; i++) {
            tmp.writeVLong(i);
        }
        for (int i = 0; i < entries / 2; i++) {
            tmp.writeVLong(Long.MAX_VALUE - i);
        }
        BytesReference pagedBytes = tmp.bytes();
        if (pagedBytes instanceof PagedBytesReference == false) {

  @Override
  void writeByte(int v);

  @Override
  void writeShort(int v);

  @Override
  void writeChar(int v);

  @Override
  void writeInt(int v);

  @Override
  void writeLong(long v);

  @Override
  void writeFloat(float v);

  @Override
  void writeDouble(double v);

  @Override
  void writeChars(String s);

  @Override
  void writeUTF(String s);

  /**

        final BytesStreamOutput tmp = new BytesStreamOutput();
        final long bytes = new ByteSizeValue(dataMb, ByteSizeUnit.MB).getBytes();
        for (int i = 0; i < bytes / 8; i++) {
            tmp.writeLong(i);
        }
        bytesArray = tmp.copyBytes();
        if (bytesArray instanceof BytesArray == false) {
            throw new AssertionError("expected BytesArray but saw [" + bytesArray.getClass() + "]");
        }

        final BytesStreamOutput tmp = new BytesStreamOutput();
        final long bytes = new ByteSizeValue(dataMb, ByteSizeUnit.MB).getBytes();
        for (int i = 0; i < bytes / 8; i++) {
            tmp.writeLong(i);
        }
        pagedBytes = tmp.bytes();
        if (pagedBytes instanceof PagedBytesReference == false) {
            throw new AssertionError("expected PagedBytesReference but saw [" + pagedBytes.getClass() + "]");

  fun writeBoolean(b: Boolean) {
    sink().writeByte(if (b) -1 else 0)
  }

  fun writeBigInteger(value: BigInteger) {
    sink().write(value.toByteArray())
  }

  fun writeLong(v: Long) {
    val sink = sink()

    val lengthBitCount: Int =
      if (v < 0L) {
        65 - java.lang.Long.numberOfLeadingZeros(v xor -1L)
      } else {