assertEquals(QueryFieldConfig.INURL_FIELD, queryFieldConfig.getSearchFields()[0]);

        // Verify facet fields are initialized
        assertNotNull(queryFieldConfig.getFacetFields());
        assertTrue(queryFieldConfig.getFacetFields().length > 0);

        // Verify sort fields are initialized
        assertNotNull(queryFieldConfig.getSortFields());
        assertTrue(queryFieldConfig.getSortFields().length > 0);