}

    @Test
    @DisplayName("Should get unknown name")
    void testGetUnknownName() {
        // When
        NetbiosName unknownName = nameServiceClient.getUnknownName();

        // Then
        assertNotNull(unknownName, "Unknown name should not be null");
        assertEquals("0.0.0.0", unknownName.getName(), "Unknown name should be 0.0.0.0");
    }

    @Test

            assertEquals("0x0004", getResultMessageMethod.invoke(null, 4), "Should return hex format for unknown code 4");
            assertEquals("0x00FF", getResultMessageMethod.invoke(null, 255), "Should return hex format for unknown code 255");
            assertEquals("0x1000", getResultMessageMethod.invoke(null, 4096), "Should return hex format for large unknown code");
        }

        @Test

                true), SERVICE_UNAVAILABLE("Service temporarily unavailable", ErrorCategory.TRANSIENT, true),

        // Generic errors
        UNKNOWN_ERROR("Unknown error", ErrorCategory.UNKNOWN, false), INTERNAL_ERROR("Internal error", ErrorCategory.UNKNOWN, false);

        private final String description;
        private final ErrorCategory category;
        private final boolean retryable;

        assertTrue(exception.getMessage().contains("Unknown quota info class"));
    }

    @Test
    @DisplayName("Test readBytesWireFormat with unknown info type throws exception")
    void testReadBytesWireFormatUnknownInfoType() {
        response = new Smb2QueryInfoResponse(mockConfig, (byte) 99, // Unknown info type
                (byte) 0);

        void testNamesByType() {
            byte[] ident = new byte[] { 0, 0, 0, 0, 0, 5 };
            // Unknown: domainName derived from numeric SID, accountName = RID
            SID unknown = new SID(buildSidT((byte) 1, ident, 10, 20, 30), jcifs.SID.SID_TYPE_UNKNOWN, null, null, false);
            assertEquals("S-1-5-10-20", unknown.getDomainName());

        assertEquals(1, controller.waitNewUrlCount);
    }

    /**
     * Test unknown delay type (should not throw exception, just log)
     */
    public void test_delay_unknownType() {
        final TestIntervalController controller = new TestIntervalController();
        controller.delay(999); // Unknown type

        assertEquals(0, controller.beforeProcessingCount);

        });
    }

    @Test
    @DisplayName("Parse rejects unknown nested token field")
    void testParseRejectsUnknownField() throws Exception {
        ASN1TaggedObject unknown = new DERTaggedObject(true, 7, new DEROctetString(new byte[] { 0x01 }));
        byte[] token = buildInitToken(new ASN1ObjectIdentifier[] { OID_KRB }, 0, null, null, false, null, null, unknown);

         * @param handle The policy handle to receive the connection handle
         */
        public SamrConnect4(final String system_name, final int unknown, final int access_mask, final rpc.policy_handle handle) {
            this.system_name = system_name;
            this.unknown = unknown;
            this.access_mask = access_mask;
            this.handle = handle;
        }

        @Override

         * @param handle The policy handle to receive the connection handle
         */
        public SamrConnect4(final String system_name, final int unknown, final int access_mask, final rpc.policy_handle handle) {
            this.system_name = system_name;
            this.unknown = unknown;
            this.access_mask = access_mask;
            this.handle = handle;
        }

        @Override

        case COMPRESSION_PATTERN_V1:
            throw new CIFSException("Pattern_V1 compression not yet implemented");

        default:
            throw new CIFSException("Unknown compression algorithm: " + algorithm);
        }
    }

    @Override
    public byte[] decompress(byte[] compressedData, int algorithm) throws CIFSException {
        if (compressedData == null) {