// Verify cache response fields are initialized
        assertNotNull(queryFieldConfig.getCacheResponseFields());
        assertTrue(queryFieldConfig.getCacheResponseFields().length > 0);
        assertEquals(QueryFieldConfig.SCORE_FIELD, queryFieldConfig.getCacheResponseFields()[0]);

        // Verify highlighted fields are initialized
        assertNotNull(queryFieldConfig.getHighlightedFields());

    }

    /**
     * Gets the fields that are included in cache search responses.
     *
     * @return array of field names for cache search responses
     */
    public String[] getCacheResponseFields() {
        return cacheResponseFields;
    }

    /**
     * Sets the fields that are included in cache search responses.
     *