throw IOException(
          "response size exceeds limit ($MAX_RESPONSE_SIZE bytes): ${body.contentLength()} bytes",
        )
      }

      val responseBytes = body.source().readByteString()

      return DnsRecordCodec.decodeAnswers(hostname, responseBytes)
    }
  }

  private fun buildRequest(
    hostname: String,
    type: Int,
  ): Request =
    Request

        .writeByte(3) // String literal not Huffman encoded (len = 3).
        .writeByte('b'.code)
        .writeByte('a'.code)
        .writeByte('r'.code)
        .readByteString()
    val actual = bytesOut.readByteString()
    assertThat(actual).isEqualTo(expected)
  }

  @Test
  fun staticTableIndexedHeaders() {
    hpackWriter!!.writeHeaders(headerEntries(":method", "GET"))

  private fun ByteString.offByOneBit(): ByteString =
    Buffer()
      .write(this, 0, size - 1)
      .writeByte(this[size - 1].toInt() xor 1)
      .readByteString()

  private fun date(s: String): Date =
    SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ").run {
      timeZone = TimeZone.getTimeZone("GMT")
      parse(s)
    }

HSPLokio/Buffer;->read(Lokio/Buffer;J)J
HSPLokio/Buffer;->read([BII)I
HSPLokio/Buffer;->readByte()B
HSPLokio/Buffer;->readByteArray(J)[B
HSPLokio/Buffer;->readByteString()Lokio/ByteString;
HSPLokio/Buffer;->readByteString(J)Lokio/ByteString;
HSPLokio/Buffer;->readInt()I
HSPLokio/Buffer;->readIntLe()I
HSPLokio/Buffer;->readShort()S
HSPLokio/Buffer;->readString(JLjava/nio/charset/Charset;)Ljava/lang/String;

    inflater.inflate(buffer)
    assertThat(buffer.readByteString()).isEqualTo(message1)

    DeflaterSink(buffer, Deflater(Deflater.DEFAULT_COMPRESSION, true)).use { sink ->
      sink.write(Buffer().write(message2), message2.size.toLong())
    }
    buffer.writeByte(0x00)
    inflater.inflate(buffer)
    assertThat(buffer.readByteString()).isEqualTo(message2)
  }

   */
  @RegisterExtension
  val noDataLeftBehind =
    AfterEachCallback { context: ExtensionContext ->
      if (context.executionException.isPresent) return@AfterEachCallback
      assertThat(data.readByteString().hex(), "Data not empty")
        .isEqualTo("")
    }

  // Mutually exclusive. Use the one corresponding to the peer whose behavior you wish to test.
  private val serverWriter =
    WebSocketWriter(

    val derWriter = DerWriter(buffer)

    derWriter.write("test", tagClass = DerHeader.TAG_CLASS_UNIVERSAL, tag = 30L) {
      derWriter.writeUtf8("a".repeat(201))
    }

    assertThat(buffer.readByteString(3)).isEqualTo("1e81c9".decodeHex())
    assertThat(buffer.readUtf8()).isEqualTo("a".repeat(201))
  }

  @Test fun `decode primitive bit string`() {
    val buffer =
      Buffer()

      listSource().buffer().use { bufferedSource ->
        val totalBytes = bufferedSource.readInt()
        publicSuffixListBytes = bufferedSource.readByteString(totalBytes.toLong())

        val totalExceptionBytes = bufferedSource.readInt()
        publicSuffixExceptionListBytes = bufferedSource.readByteString(totalExceptionBytes.toLong())
      }

      synchronized(this) {
        this.bytes = publicSuffixListBytes!!

        maskCursor.close()
      }
    }

    when (opcode) {
      OPCODE_CONTROL_PING -> {
        frameCallback.onReadPing(controlFrameBuffer.readByteString())
      }

      OPCODE_CONTROL_PONG -> {
        frameCallback.onReadPong(controlFrameBuffer.readByteString())
      }

      OPCODE_CONTROL_CLOSE -> {
        var code = CLOSE_NO_STATUS_CODE
        var reason = ""

    val byteString = source.readByteString(bytesLeft)
    return BitString(byteString, unusedBitCount)
  }

  fun readOctetString(): ByteString {
    if (bytesLeft == -1L || constructed) {
      throw ProtocolException("constructed octet strings not supported for DER")
    }
    return source.readByteString(bytesLeft)
  }

  fun readUtf8String(): String {