assertThrows(IOException.class, () -> new NegTokenTarg(bad), "Malformed byte[] should cause IOException");
    }

    @Test
    @DisplayName("mechanism token empty array – preserved after round‑trip")
    void testEmptyMechanismToken() throws IOException {
        NegTokenTarg nt = new NegTokenTarg();
        nt.setResult(NegTokenTarg.REQUEST_MIC);

        assertEquals("single", result[0]);

        // Single quoted value - quotes preserved
        value = "\"single quoted\"";
        result = KuromojiCSVUtil.parse(value);
        assertEquals(1, result.length);
        assertEquals("\"single quoted\"", result[0]);

        // Single empty value - quotes preserved
        value = "\"\"";
        result = KuromojiCSVUtil.parse(value);

   * the XML specification.
   *
   * <p>This escaper does not escape non-ASCII characters to their numeric character references
   * (NCR). Any non-ASCII characters appearing in the input will be preserved in the output.
   * Specifically "\r" (carriage return) is preserved in the output, which may result in it being
   * silently converted to "\n" when the XML is parsed.
   *
   * <p>This escaper does not treat surrogate pairs specially and does not perform Unicode

  // * Future completion can be observed if the waitersField field contains a TOMBSTONE

  // Timed Get
  // There are a few design constraints to consider
  // * We want to be responsive to small timeouts, unpark() has non trivial latency overheads (I
  //   have observed 12 micros on 64-bit linux systems to wake up a parked thread). So if the

   * only become known via CAS failures, convergence can be slow,
   * and because threads are typically not bound to CPUS forever,
   * may not occur at all. However, despite these limitations,
   * observed contention rates are typically low in these cases.
   *
   * It is possible for a Cell to become unused when threads that
   * once hashed to it terminate, as well as in the case where

  // * Future completion can be observed if the waitersField field contains a TOMBSTONE

  // Timed Get
  // There are a few design constraints to consider
  // * We want to be responsive to small timeouts, unpark() has non trivial latency overheads (I
  //   have observed 12 micros on 64-bit linux systems to wake up a parked thread). So if the

        List<FileNotifyInformation> result = response.getNotifyInformation();

        assertEquals(5, result.size());

        // Verify all actions are preserved
        assertEquals(FileNotifyInformation.FILE_ACTION_ADDED, result.get(0).getAction());
        assertEquals(FileNotifyInformation.FILE_ACTION_REMOVED, result.get(1).getAction());

        return 0;
    }

    @Override
    int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        // observed two zero bytes here with at least win98
        return 2;
    }

    @Override
    int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return switch (informationLevel) {

            // Arrange & Act
            SmbNamedPipe pipe = new SmbNamedPipe(url, SmbPipeResource.PIPE_TYPE_RDWR, ctx());

            // Assert: type is named pipe and pipe type preserved
            assertEquals(SmbConstants.TYPE_NAMED_PIPE, pipe.getType(), "Type should be TYPE_NAMED_PIPE");
            assertEquals(SmbPipeResource.PIPE_TYPE_RDWR, pipe.getPipeType(), "Pipe type should match constructor");
        }

        assertTrue(ts.contains(ex.getMessage()), "toString should contain the detail message");
    }

    @ParameterizedTest(name = "Message preserved: [{0}]")
    @MethodSource("messages")
    @DisplayName("Message constructor preserves provided messages, including null/edge cases")
    void messageConstructor_preservesMessage(String msg) {
        // Arrange & Act