assertEquals(0x2, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_DIR_NAME);
        assertEquals(0x4, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_ATTRIBUTES);
        assertEquals(0x8, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_SIZE);
        assertEquals(0x10, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_LAST_WRITE);
        assertEquals(0x20, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_LAST_ACCESS);

    }

    @Test
    void testGetFlag() {
        // Test getting individual flags
        message.setFlags(0b1010); // Set flags: 8 (0x8) and 2 (0x2)
        assertTrue(message.getFlag(0b1000), "Flag 0b1000 should be set.");
        assertTrue(message.getFlag(0b0010), "Flag 0b0010 should be set.");

        assertNotNull(result);
        assertTrue(result.contains("Valid XML text 123"));
    }

    public void test_stripInvalidXMLCharacters_withInvalidChars() {
        // Test with invalid control characters (0x1-0x8, 0xB, 0xC, 0xE-0x1F)
        String input = "Test\u0001\u0002\u0008Valid\u000B\u000C\u000EText";
        String result = XmlUtil.stripInvalidXMLCharacters(input);
        assertEquals("TestValidText", result);
    }

		// even when compressing an empty string.
		fh.Method = Store
		fh.Flags &^= 0x8 // we will not write a data descriptor

		// Explicitly clear sizes as they have no meaning for directories.
		fh.CompressedSize = 0
		fh.CompressedSize64 = 0
		fh.UncompressedSize = 0
		fh.UncompressedSize64 = 0

		ow = dirWriter{}
	} else {
		fh.Flags |= 0x8 // we will write a data descriptor

		fw = &fileWriter{
			zipw:      w.cw,

	if z.ObjectV1 == nil {
		zb0001Len--
		zb0001Mask |= 0x2
	}
	if z.ObjectV2 == nil {
		zb0001Len--
		zb0001Mask |= 0x4
	}
	if z.DeleteMarker == nil {
		zb0001Len--
		zb0001Mask |= 0x8
	}
	// variable map header, size zb0001Len
	err = en.Append(0x80 | uint8(zb0001Len))
	if err != nil {
		return
	}

	// skip if no fields are to be emitted
	if zb0001Len != 0 {

                reqx.setParam(file.fid, fp, len - w, b, off, w);
                if ((flags & 1) != 0) {
                    reqx.setParam(file.fid, fp, len, b, off, w);
                    reqx.writeMode = 0x8;
                } else {
                    reqx.writeMode = 0;
                }
                file.send(reqx, rspx);
                fp += rspx.count;
                len -= rspx.count;

                    if ((flags & 1) != 0) {
                        this.reqx.setParam(fh.getFid(), this.fp, len, b, off, w);
                        this.reqx.setWriteMode(0x8);
                    } else {
                        this.reqx.setWriteMode(0);
                    }

                    th.send(this.reqx, this.rspx, RequestParam.NO_RETRY);

  x.go:3		0x10501c9		483b6110		CMPQ 0x10(CX), SP
  x.go:3		0x10501cd		7634			JBE 0x1050203
  x.go:3		0x10501cf		4883ec10		SUBQ $0x10, SP
  x.go:3		0x10501d3		48896c2408		MOVQ BP, 0x8(SP)
  x.go:3		0x10501d8		488d6c2408		LEAQ 0x8(SP), BP
  x.go:4		0x10501dd		e86e45fdff		CALL runtime.printlock(SB)
  x.go:4		0x10501e2		48c7042403000000	MOVQ $0x3, 0(SP)
  x.go:4		0x10501ea		e8e14cfdff		CALL runtime.printint(SB)

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