assertData(format("%04x", length))
    assertData(payload)
  }

  @Test fun clientTextMessage() {
    clientWriter.writeMessageFrame(OPCODE_TEXT, "Hello".encodeUtf8())
    assertData("818560b420bb28d14cd70f")
  }

  @Test fun clientCompressedTextMessage() {
    val clientWriter =
      WebSocketWriter(
        false,
        data,
        random,
        true,
        false,
        0L,