assertEquals("hl_", queryHelper.getHighlightPrefix());
    }

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

    public void test_setDefaultFacetInfo() {
        FacetInfo facetInfo = new FacetInfo();
        queryHelper.setDefaultFacetInfo(facetInfo);
        assertEquals(facetInfo, queryHelper.getDefaultFacetInfo());
    }