intArrayOf(
      0x1ff8, 0x7fffd8, 0xfffffe2, 0xfffffe3, 0xfffffe4, 0xfffffe5, 0xfffffe6,
      0xfffffe7, 0xfffffe8, 0xffffea, 0x3ffffffc, 0xfffffe9, 0xfffffea, 0x3ffffffd, 0xfffffeb,
      0xfffffec, 0xfffffed, 0xfffffee, 0xfffffef, 0xffffff0, 0xffffff1, 0xffffff2, 0x3ffffffe,
      0xffffff3, 0xffffff4, 0xffffff5, 0xffffff6, 0xffffff7, 0xffffff8, 0xffffff9, 0xffffffa,

    frame.writeInt(expectedStreamId and 0x7fffffff)
    frame.write(headerBlock, Http2.INITIAL_MAX_FRAME_SIZE.toLong())

    // Write the continuation frame, specifying no more frames are expected.
    writeMedium(frame, headerBlock.size.toInt())
    frame.writeByte(Http2.TYPE_CONTINUATION)
    frame.writeByte(FLAG_END_HEADERS)
    frame.writeInt(expectedStreamId and 0x7fffffff)
    frame.writeAll(headerBlock)

      throw IOException("FRAME_SIZE_ERROR: $length")
    }
    val type = source.readByte() and 0xff
    val flags = source.readByte() and 0xff
    val streamId = source.readInt() and 0x7fffffff // Ignore reserved bit.
    if (type != TYPE_WINDOW_UPDATE && logger.isLoggable(FINE)) {
      logger.fine(frameLog(true, streamId, length, type, flags))
    }

    if (requireSettings && type != TYPE_SETTINGS) {

        streamId = streamId,
        length = length + 4,
        type = TYPE_PUSH_PROMISE,
        flags = if (byteCount == length.toLong()) FLAG_END_HEADERS else 0,
      )
      sink.writeInt(promisedStreamId and 0x7fffffff)
      sink.write(hpackBuffer, length.toLong())

      if (byteCount > length) writeContinuationFrames(streamId, byteCount - length)
    }
  }

  @Throws(IOException::class)
  fun flush() {

    assertBytes(0xe0 or 31, 154, 10)
  }

  @Test
  fun max31BitValue() {
    hpackWriter!!.writeInt(0x7fffffff, 31, 0)
    assertBytes(31, 224, 255, 255, 255, 7)
    assertThat(newReader(byteStream(224, 255, 255, 255, 7)).readInt(31, 31))
      .isEqualTo(0x7fffffff)
  }

  @Test
  fun prefixMask() {
    hpackWriter!!.writeInt(31, 31, 0)
    assertBytes(31, 0)

   */
  internal const val PAYLOAD_SHORT = 126

  /** Maximum length of a frame payload to be denoted as [PAYLOAD_SHORT]. */
  internal const val PAYLOAD_SHORT_MAX = 0xffffL

  /**
   * Value for [B1_MASK_LENGTH] which indicates the next eight bytes are the unsigned
   * length.
   */
  internal const val PAYLOAD_LONG = 127

            else -> InetAddress.getByName(domainName)
          }
        }

        else -> throw ProtocolException("unsupported address type: $addressType")
      }

    val port = fromSource.readShort() and 0xffff

    when (command) {
      COMMAND_CONNECT -> {
        val toSocket = Socket(toAddress, port)
        val localAddress = toSocket.localAddress.address
        if (localAddress.size != 4) {

    val flags = buf.readShort().toInt() and 0xffff
    require(flags shr 15 != 0) { "not a response" }

    val responseCode = flags and 0xf

    if (responseCode == NXDOMAIN) {
      throw UnknownHostException("$hostname: NXDOMAIN")
    } else if (responseCode == SERVFAIL) {
      throw UnknownHostException("$hostname: SERVFAIL")
    }

    val questionCount = buf.readShort().toInt() and 0xffff

  }

  @Test fun outOfBounds() {
    assertFailsWith<IllegalArgumentException> {
      table.map(-1, Buffer())
    }
    table.map(0, Buffer()) // Lowest legal code point.
    table.map(0x10ffff, Buffer()) // Highest legal code point.
    assertFailsWith<IllegalArgumentException> {
      table.map(0x110000, Buffer())
    }
  }

  @Test fun binarySearchEvenSizedRange() {

    frameLength = (b1 and B1_MASK_LENGTH).toLong()
    if (frameLength == PAYLOAD_SHORT.toLong()) {
      frameLength = (source.readShort() and 0xffff).toLong() // Value is unsigned.
    } else if (frameLength == PAYLOAD_LONG.toLong()) {
      frameLength = source.readLong()
      if (frameLength < 0L) {
        throw ProtocolException(