assertEquals("", documentHelper.getTitle(responseData, null, dataMap));
        assertEquals("", documentHelper.getTitle(responseData, "", dataMap));
        assertEquals("", documentHelper.getTitle(responseData, " ", dataMap));
        assertEquals("", documentHelper.getTitle(responseData, "  ", dataMap));
        assertEquals("", documentHelper.getTitle(responseData, "\t", dataMap));

        assertTrue(view.getQueryMap().isEmpty());
        assertNull(view.getTitle());
    }

    // Test title getter and setter
    public void test_getTitle() {
        assertNull(facetQueryView.getTitle());

        String testTitle = "Test Title";
        facetQueryView.setTitle(testTitle);
        assertEquals(testTitle, facetQueryView.getTitle());
    }

    public void test_setTitle() {

        assertEquals("labels.facet_timestamp_title", view1.getTitle());
        assertEquals(4, view1.getQueryMap().size());
        FacetQueryView view2 = list.get(1);
        assertEquals("labels.facet_contentLength_title", view2.getTitle());
        assertEquals(5, view2.getQueryMap().size());
        FacetQueryView view3 = list.get(2);
        assertEquals("labels.facet_filetype_title", view3.getTitle());
        assertEquals(10, view3.getQueryMap().size());

     * @param title the raw title text to process
     * @param dataMap additional data map (not currently used)
     * @return the normalized title, or empty string if title is null
     */
    public String getTitle(final ResponseData responseData, final String title, final Map<String, Object> dataMap) {
        if (title == null) {
            return StringUtil.EMPTY; // empty
        }

    }

    public void setTeletexTerminalIdentifier(String value) {
        registerModifiedProperty("teletexTerminalIdentifier");
        this.teletexTerminalIdentifier = value;
    }

    public String getTitle() {
        checkSpecifiedProperty("title");
        return convertEmptyToNull(title);
    }

    public void setTitle(String value) {
        registerModifiedProperty("title");
        this.title = value;

                (et, vl) -> ((User) et).setTeletexTerminalIdentifier(DfTypeUtil.toString(vl)), "teletexTerminalIdentifier");
        setupEpg(_epgMap, et -> ((User) et).getTitle(), (et, vl) -> ((User) et).setTitle(DfTypeUtil.toString(vl)), "title");
        setupEpg(_epgMap, et -> ((User) et).getUidNumber(), (et, vl) -> ((User) et).setUidNumber(DfTypeUtil.toLong(vl)), "uidNumber");