testFileId = new byte[16];
        new SecureRandom().nextBytes(testFileId);

        emptyFileId = new byte[16];
        Arrays.fill(emptyFileId, (byte) 0);

        unspecifiedFileId = Smb2Constants.UNSPECIFIED_FILEID;

        testOutputBuffer = new byte[1024];
    }

    @Test
    @DisplayName("Should implement RequestWithFileId interface correctly")
    void testInterfaceImplementation() {

        // SMB2_SET_INFO command value is 0x0011
        assertEquals((short) 0x0011, request.getCommand());

        // Verify that default file ID is set
        byte[] expectedFileId = Smb2Constants.UNSPECIFIED_FILEID;
        Field fileIdField;
        try {
            fileIdField = Smb2SetInfoRequest.class.getDeclaredField("fileId");
            fileIdField.setAccessible(true);

        }

        @Test
        @DisplayName("Should handle unspecified file ID")
        void testUnspecifiedFileId() {
            assertDoesNotThrow(() -> request.setFileId(Smb2Constants.UNSPECIFIED_FILEID));
        }
    }

    @Nested
    @DisplayName("Data Setting Tests")
    class DataSettingTests {

        @Test
        @DisplayName("Should set data with offset and length")

                    req.setCreateDisposition(Smb2CreateRequest.FILE_OPEN);
                    req.chain(new Smb2CloseRequest(th.getConfig(), Smb2Constants.UNSPECIFIED_FILEID));
                    th.send(req);
                } else {
                    th.send(new SmbComDeleteDirectory(th.getConfig(), fileName), new SmbComBlankResponse(th.getConfig()));
                }