if err != nil {
		return
	}

	// skip if no fields are to be emitted
	if zb0001Len != 0 {
		// write "BaseOptions"
		err = en.Append(0xab, 0x42, 0x61, 0x73, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73)
		if err != nil {
			return
		}
		// map header, size 0
		_ = z.BaseOptions
		err = en.Append(0x80)
		if err != nil {
			return
		}
		// write "r"
		err = en.Append(0xa1, 0x72)

            return "This folder, subfolders and files";
        case 0x0B:
            return "Subfolders and files only";
        case 0x02:
            return "This folder and subfolders";
        case 0x0A:
            return "Subfolders only";
        case 0x01:
            return "This folder and files";
        case 0x09:
            return "Files only";
        }
        return "Invalid";
    }

        byte[] newFileId = new byte[16];
        for (int i = 0; i < 16; i++) {
            newFileId[i] = (byte) (0xFF - i);
        }
        request.setFileId(newFileId);
        request.setFileInfoClass((byte) 0x0A); // This will set info type to SMB2_0_INFO_FILE
        request.setAdditionalInformation(0xDEADBEEF);
        request.setQueryFlags(0xCAFEBABE);

        // Add input buffer

    }

    // --- readLength ---

    @Test
    void testReadLength_ShortForm() throws IOException {
        // Definite-length short form (length 10)
        InputStream s = new ByteArrayInputStream(new byte[] { 0x0A });
        int length = ASN1Util.readLength(s, 100, false);
        assertEquals(10, length);
    }

    @Test
    void testReadLength_LongForm() throws IOException {

            return "This folder, subfolders and files";
        case 0x0B:
            return "Subfolders and files only";
        case 0x02:
            return "This folder and subfolders";
        case 0x0A:
            return "Subfolders only";
        case 0x01:
            return "This folder and files";
        case 0x09:
            return "Files only";
        }
        return "Invalid";
    }

    protected static final short SMB2_READ = 0x0008;
    /** SMB2 write file command */
    protected static final short SMB2_WRITE = 0x0009;
    /** SMB2 lock file command */
    protected static final short SMB2_LOCK = 0x000A;
    /** SMB2 IO control command */
    protected static final short SMB2_IOCTL = 0x000B;
    /** SMB2 cancel command */
    protected static final short SMB2_CANCEL = 0x000C;
    /** SMB2 echo/keepalive command */

    @CsvSource({ "0x00, This folder only", "'0x03', 'This folder, subfolders and files'", "0x0B, Subfolders and files only",
            "0x02, This folder and subfolders", "0x0A, Subfolders only", "0x01, This folder and files", "0x09, Files only",
            "0x08, Invalid" })
    void testGetApplyToText(String flagsHex, String expectedText) {

        src[srcIndex] = (byte) 0xA0;
        src[srcIndex + 1] = (byte) 0x00; // Reserved/padding byte

        // Simulate address = 10.0.0.5 (0x0A000005)
        src[srcIndex + 2] = (byte) 0x0A;
        src[srcIndex + 3] = (byte) 0x00;
        src[srcIndex + 4] = (byte) 0x00;
        src[srcIndex + 5] = (byte) 0x05;

        // Set 'addrEntry' and 'addrIndex' fields in superclass

        ASN1ObjectIdentifier[] mechs = new ASN1ObjectIdentifier[] { OID_KRB_LEGACY };
        int flags = NegTokenInit.REPLAY_DETECTION | NegTokenInit.SEQUENCE_CHECKING;
        byte[] mic = new byte[] { 0x00, 0x0A, (byte) 0xFF };

        NegTokenInit init = new NegTokenInit(mechs, flags, null, mic);
        String s = init.toString();

        assertTrue(s.contains("flags=" + flags), "toString should include flags");

    }

    private static SpnegoToken getToken(final byte[] token) throws SpnegoException {
        SpnegoToken spnegoToken = null;
        try {
            spnegoToken = switch (token[0]) {
            case (byte) 0x60 -> new NegTokenInit(token);
            case (byte) 0xa1 -> new NegTokenTarg(token);
            default -> throw new SpnegoException("Invalid token type");
            };
            return spnegoToken;