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());

         *
         * @return the source title
         */
        public String getTitle() {
            return title;
        }

        /**
         * Sets the source title.
         *
         * @param title the source title
         */
        public void setTitle(final String title) {
            this.title = title;
        }

        /**

        registerModifiedProperty("teletexTerminalIdentifier");
        this.teletexTerminalIdentifier = value;
    }

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

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

    public Long getUidNumber() {

     * @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
        }

                (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");

        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));

        facetQueryView.setTitle(title1);
        assertEquals(title1, facetQueryView.getTitle());

        String title2 = "Different Title";
        facetQueryView.setTitle(title2);
        assertEquals(title2, facetQueryView.getTitle());

        facetQueryView.setTitle(null);
        assertNull(facetQueryView.getTitle());
    }

    // Test query map operations
    @Test
    public void test_getQueryMap() {

    }

    @Test
    public void test_user_title() {
        final User user = new User();
        assertNull(user.getTitle());

        user.setTitle("Senior Engineer");
        assertEquals("Senior Engineer", user.getTitle());
    }

    @Test
    public void test_user_postalCode() {
        final User user = new User();
        assertNull(user.getPostalCode());

        assertNull(source.getUrl());
        assertNull(source.getTitle());
        assertNull(source.getSnippet());

        source.setUrl("https://example.com");
        source.setTitle("Example Page");
        source.setSnippet("This is a snippet...");

        assertEquals("https://example.com", source.getUrl());
        assertEquals("Example Page", source.getTitle());

    }

    @Test
    public void testMultipleGetFile() throws IOException {
        // Calling getFile() multiple times should return the same file
        ContentOutputStream cos = new ContentOutputStream(5, Curl.tmpDir);
        cos.write(new byte[] { 0, 1, 2, 3, 4, 5 });
        File file1 = cos.getFile();
        File file2 = cos.getFile();
        assertEquals(file1.getAbsolutePath(), file2.getAbsolutePath());