void testFileInformationConstantsMatchProtocol() {
        // These values are defined in MS-FSCC specification
        assertEquals(0x04, FileInformation.FILE_BASIC_INFO);
        assertEquals(0x05, FileInformation.FILE_STANDARD_INFO);
        assertEquals(0x06, FileInformation.FILE_INTERNAL_INFO);
        assertEquals(10, FileInformation.FILE_RENAME_INFO);
        assertEquals(20, FileInformation.FILE_ENDOFFILE_INFO);

        buffer[bufferIndex++] = (byte) 0x40;
        buffer[bufferIndex++] = 0;
        buffer[bufferIndex++] = 0;
        // maxRawSize
        buffer[bufferIndex++] = (byte) 0x00;
        buffer[bufferIndex++] = (byte) 0x10;
        buffer[bufferIndex++] = 0;
        buffer[bufferIndex++] = 0;
        // sessionKey
        buffer[bufferIndex++] = 1;
        buffer[bufferIndex++] = 2;
        buffer[bufferIndex++] = 3;

        int tagNo = ASN1Util.readTagNumber(s, 0x05);
        assertEquals(5, tagNo);
    }

    @Test
    void testReadTagNumber_HighTag() throws IOException {
        // High tag number (31)
        InputStream s = new ByteArrayInputStream(new byte[] { 0x1F });
        int tagNo = ASN1Util.readTagNumber(s, 0x1F);
        assertEquals(31, tagNo);
    }

    @Test

        when(mockFile2.length()).thenReturn(0L);
        when(mockFile2.lastModified()).thenReturn(2000L);
        when(mockFile2.isDirectory()).thenReturn(true);
        when(mockFile2.getAttributes()).thenReturn(0x10);
        when(mockFile2.createTime()).thenReturn(600L);
        when(mockFile2.lastAccess()).thenReturn(900L);

        // Update cache
        List<SmbFile> files = Arrays.asList(mockFile1, mockFile2);

        assertEquals("\\test\\path\\", trans2FindFirst2.getPath());
    }

    @Test
    @DisplayName("Test constructor with root path")
    void testConstructorWithRootPath() {
        // Test root path
        trans2FindFirst2 = new Trans2FindFirst2(mockConfig, "\\", "*.*", 0x16, 15, 4096);

        assertEquals("\\", trans2FindFirst2.getPath());

     *      jcifs.internal.smb1.com.SmbComNTCreateAndXResponse)
     */
    @Override
    protected void customizeCreate(final SmbComNTCreateAndX request, final SmbComNTCreateAndXResponse response) {
        request.addFlags0(0x16);
        response.setExtended(true);
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.smb.SmbFile#getType()
     */
    @Override
    public int getType() throws SmbException {

                // OID length claims more than available
                Arguments.of("oid length exceeds buffer", new byte[] { 0x04, 0x01, 0x00, 0x10, 0x06 }, IllegalArgumentException.class),

                // Missing NAME_LEN (not enough bytes for 4-byte length)
                Arguments.of("missing NAME_LEN bytes", new byte[] { 0x04, 0x01, 0x00, (byte) der.length, der[0] },

	// map header, size 3
	// string "Free"
	o = append(o, 0x83, 0xa4, 0x46, 0x72, 0x65, 0x65)
	o = msgp.AppendInt64(o, z.Free)
	// string "Total"
	o = append(o, 0xa5, 0x54, 0x6f, 0x74, 0x61, 0x6c)
	o = msgp.AppendInt64(o, z.Total)
	// string "Used"
	o = append(o, 0xa4, 0x55, 0x73, 0x65, 0x64)
	o = msgp.AppendInt64(o, z.Used)
	return
}

// UnmarshalMsg implements msgp.Unmarshaler

        assertEquals(0x02, Smb2QueryDirectoryRequest.SMB2_RETURN_SINGLE_ENTRY);
        assertEquals(0x04, Smb2QueryDirectoryRequest.SMB2_INDEX_SPECIFIED);
        assertEquals(0x10, Smb2QueryDirectoryRequest.SMB2_REOPEN);
    }

    @Test
    @DisplayName("Test with Unicode filename")
    void testUnicodeFileName() {
        request = new Smb2QueryDirectoryRequest(mockConfig);

        return Stream.of(Arguments.of(new byte[] {}, ""), Arguments.of(new byte[] { (byte) 0x00 }, "00"),
                Arguments.of(new byte[] { (byte) 0x0F }, "0f"), Arguments.of(new byte[] { (byte) 0x10 }, "10"),
                Arguments.of(new byte[] { (byte) 0xAB }, "ab"),
                Arguments.of(new byte[] { (byte) 0x7F, (byte) 0x80, (byte) 0xFF }, "7f80ff"));
    }