assertFailsWith<ProtocolException> {
      clientReader.processNextFrame()
    }.also { expected ->
      assertThat(expected.message).isEqualTo(
        "Frame length 0x8000000000000000 > 0x7FFFFFFFFFFFFFFF",
      )
    }
  }

  @Test fun serverHelloTwoChunks() {
    data.write("818537fa213d7f9f4d".decodeHex()) // Hel
    data.write("5158".decodeHex()) // lo

    <magic priority="50">
      <match value="0x7431" type="string" offset="0">
        <match value="[\x72|\x33|\x36|\x35]" type="regex" offset="3">
          <match value="0x00000000000000" offset="5"/>
        </match>
      </match>
    </magic>
    <!-- do we want to use this for such a rare format?   <glob pattern="*.rpy"/> -->
  </mime-type>