FileNotifyInformation.FILE_NOTIFY_CHANGE_NAME);
        }

        @Test
        @DisplayName("Verify FILE_NOTIFY_CHANGE_ATTRIBUTES constant value")
        void testFileNotifyChangeAttributes() {
            assertEquals(0x00000004, FileNotifyInformation.FILE_NOTIFY_CHANGE_ATTRIBUTES);
        }

        @Test
        @DisplayName("Verify FILE_NOTIFY_CHANGE_SIZE constant value")

        // Given
        int filter = Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_FILE_NAME | Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_DIR_NAME
                | Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_ATTRIBUTES;

        // When
        request.setCompletionFilter(filter);

        // Then
        Field completionFilterField = Smb2ChangeNotifyRequest.class.getDeclaredField("completionFilter");

    // Completion filter constants for testing
    private static final int FILE_NOTIFY_CHANGE_FILE_NAME = 0x00000001;
    private static final int FILE_NOTIFY_CHANGE_DIR_NAME = 0x00000002;
    private static final int FILE_NOTIFY_CHANGE_ATTRIBUTES = 0x00000004;
    private static final int FILE_NOTIFY_CHANGE_SIZE = 0x00000008;
    private static final int FILE_NOTIFY_CHANGE_LAST_WRITE = 0x00000010;

     */
    private static final int FILE_NOTIFY_CHANGE_FILE_NAME = 0x00000001;
    private static final int FILE_NOTIFY_CHANGE_DIR_NAME = 0x00000002;
    private static final int FILE_NOTIFY_CHANGE_ATTRIBUTES = 0x00000004;
    private static final int FILE_NOTIFY_CHANGE_SIZE = 0x00000008;
    private static final int FILE_NOTIFY_CHANGE_LAST_WRITE = 0x00000010;

    /**
     * Change notification handle
     */

     * Notify when a directory name changes
     */
    public static final int FILE_NOTIFY_CHANGE_DIR_NAME = 0x2;
    /**
     * Notify when file attributes change
     */
    public static final int FILE_NOTIFY_CHANGE_ATTRIBUTES = 0x4;
    /**
     * Notify when file size changes
     */
    public static final int FILE_NOTIFY_CHANGE_SIZE = 0x8;
    /**
     * Notify when last write time changes
     */

     */
    int FILE_NOTIFY_CHANGE_NAME = 0x00000003;

    /**
     * Any attribute change in the watched directory or subtree causes a change notification wait operation to return.
     */
    int FILE_NOTIFY_CHANGE_ATTRIBUTES = 0x00000004;

    /**
     * Any file-size change in the watched directory or subtree causes a change notification wait operation to return.

        }
    }
    
    private int getNotificationFilter() {
        return FILE_NOTIFY_CHANGE_FILE_NAME
             | FILE_NOTIFY_CHANGE_DIR_NAME
             | FILE_NOTIFY_CHANGE_ATTRIBUTES
             | FILE_NOTIFY_CHANGE_SIZE
             | FILE_NOTIFY_CHANGE_LAST_WRITE;
    }
    
    // SMB2 Change Notify constants
    private static final int FILE_ACTION_ADDED = 0x00000001;