data.write("880203ed".decodeHex()) // Close with code 1005
    data.write("880203ee".decodeHex()) // Close with code 1006
    for (i in 1015..2999) {
      data.write(("8802" + format("%04X", i)).decodeHex()) // Close with code 'i'
    }
    var count = 0
    while (!data.exhausted()) {
      assertFailsWith<ProtocolException> {
        clientReader.processNextFrame()

        this(encode(customData, machineId));
    }

    private static byte[] encode(final byte[] customData, final byte[] machineId) {
        final int size = 8 + 8 + 32;
        final byte[] enc = new byte[size];
        SMBUtil.writeInt4(size, enc, 0);
        SMBUtil.writeInt4(0, enc, 4);
        System.arraycopy(customData, 0, enc, 8, 8);

        assertEquals(AvPair.MsvAvSingleHost, avSingleHost.getType());
        byte[] value = avSingleHost.getRaw();
        assertNotNull(value);
        assertEquals(48, value.length); // Expected size: 8 + 8 + 32

        // Verify the machine ID part
        byte[] actualMachineId = new byte[32];
        System.arraycopy(value, 16, actualMachineId, 0, 32);
        assertArrayEquals(expectedMachineId, actualMachineId);

    server.listener.assertClosing(1000, "Bye!")
    server.webSocket!!.finishReader()
    server.listener.assertClosed(1000, "Bye!")
  }

  @Test
  fun emptyCloseInitiatesShutdown() {
    server.sink.write("8800".decodeHex()).emit() // Close without code.
    client.processNextFrame()
    client.listener.assertClosing(1005, "")
    client.webSocket!!.finishReader()
    assertThat(client.webSocket!!.close(1000, "Bye!")).isTrue()

    // em quad
    assertThat(parse("http://h/\u2001").encodedPath).isEqualTo("/%E2%80%81")
    // en space
    assertThat(parse("http://h/\u2002").encodedPath).isEqualTo("/%E2%80%82")
    // em space
    assertThat(parse("http://h/\u2003").encodedPath).isEqualTo("/%E2%80%83")
    // three-per-em space
    assertThat(parse("http://h/\u2004").encodedPath).isEqualTo("/%E2%80%84")

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