random,
        true,
        false,
        0L,
      )
    serverWriter.writeMessageFrame(OPCODE_TEXT, "Hello".encodeUtf8())
    assertData("c107f248cdc9c90700")
  }

  @Test fun serverSmallBufferedPayloadWrittenAsOneFrame() {
    val length = 5
    val payload: ByteString = (binaryData(length))
    serverWriter.writeMessageFrame(OPCODE_TEXT, payload)
    assertData("8105")
    assertData(payload)
  }