if (token == null) {
                throw new IOException("token is null");
            }
            setMechanismToken(token);
            this.parsed = true;
        }

        boolean isParsed() {
            return parsed;
        }
    }

    @Test
    @DisplayName("Default state is null for both fields")
    void defaultStateIsNull() {
        TestSpnegoToken t = new TestSpnegoToken();

            assertEquals(TIME_MID, uuid.time_mid, "time_mid should be parsed correctly");
            assertEquals(TIME_HI_AND_VERSION, uuid.time_hi_and_version, "time_hi_and_version should be parsed correctly");
            assertEquals(CLOCK_SEQ_HI_AND_RESERVED, uuid.clock_seq_hi_and_reserved, "clock_seq_hi_and_reserved should be parsed correctly");

        NegTokenInit parsed = new NegTokenInit(bytes);

        assertArrayEquals(mechs, parsed.getMechanisms(), "Mechanism OIDs should round-trip");
        assertEquals(flags, parsed.getContextFlags(), "Flags should round-trip");
        assertArrayEquals(mechToken, parsed.getMechanismToken(), "Mechanism token should round-trip");
        assertArrayEquals(mic, parsed.getMechanismListMIC(), "MIC should round-trip");

        // Act
        MIEName parsed = new MIEName(buf);

        // Assert
        // equals should match case-insensitively for name and equal OID
        MIEName expected = new MIEName(testOid(), name);
        assertEquals(expected, parsed, "Parsed object should equal expected");
        assertEquals(name, parsed.toString(), "toString should return the name");

        assertEquals("4B324FC8-1670-01D3-1278-5A47BF6EE188", dcerpcBinding.getUuid().toString(), "UUID should be parsed correctly.");
        assertEquals(3, dcerpcBinding.getMajor(), "Major version should be parsed correctly.");
        assertEquals(0, dcerpcBinding.getMinor(), "Minor version should be parsed correctly.");
    }

    @Test
    void testSetOptionEndpointInvalidPipe() {
        String endpoint = "\\pipe\\unknown";

        String escaped;
        String[] parsed;

        // Text with comma gets quoted, but parse preserves quotes
        input = "with,comma";
        escaped = KuromojiCSVUtil.quoteEscape(input); // "with,comma"
        parsed = KuromojiCSVUtil.parse(escaped);
        assertEquals(1, parsed.length);
        assertEquals("\"" + input + "\"", parsed[0]); // Quotes are preserved

        byte[] bytes = token.toByteArray();
        NegTokenTarg parsed = new NegTokenTarg(bytes);

        assertEquals(NegTokenTarg.ACCEPT_INCOMPLETE, parsed.getResult(), "result should be present");
        assertNull(parsed.getMechanism(), "mechanism should be null when omitted");
        assertNull(parsed.getMechanismToken(), "mechanism token should be null when omitted");
        assertNull(parsed.getMechanismListMIC(), "MIC should be null when omitted");
    }

        assertEquals(5, d.getTotalParameterCount(), "totalParameterCount parsed correctly");
        assertEquals(3, d.getTotalDataCount(), "totalDataCount parsed correctly");
        assertEquals(2, d.getParameterCount(), "parameterCount parsed");
        assertEquals(7, d.getDataCount(), "dataCount parsed");
        assertEquals(1, d.getSetupCount(), "setupCount parsed");
        // When bufDataStart was zero it should be set to totalParameterCount

                }
            }

            assertEquals(expectedUrl, t.url, "URL should be correctly parsed");
            assertEquals(2, t.numThreads, "Thread count should be parsed");
            assertEquals(5, t.numIter, "Iteration count should be parsed");
            assertEquals(100L, t.delay, "Delay should be parsed");
        }

        @Test
        @DisplayName("Default values are used when flags not provided")

        return OptionalThing.empty();
    }

    /**
     * Configuration class that holds parsed configuration values for a field.
     * This class parses pipe-separated configuration values and provides methods
     * to check for specific configuration options.
     */
    public static class Config {

        /**
         * Array of parsed configuration values split by pipe character and trimmed.
         */