}

    /**
     * Gets the current highlight prefix used for highlight field names.
     *
     * @return the current highlight prefix
     */
    public String getHighlightPrefix() {
        return highlightPrefix;
    }

    /**
     * Gets the default facet information configuration.
     *
     * @return the default facet information, or null if not configured
     */

    public void test_setHighlightPrefix() {
        queryHelper.setHighlightPrefix("highlight_");
        assertEquals("highlight_", queryHelper.getHighlightPrefix());
    }

    @Test
    public void test_getHighlightPrefix() {
        assertEquals("hl_", queryHelper.getHighlightPrefix());
    }

    @Test
    public void test_getDefaultFacetInfo() {
        assertNull(queryHelper.getDefaultFacetInfo());
    }