}
            final Object accessType = r.getAttribute(Constants.SEARCH_LOG_ACCESS_TYPE);
            if (Constants.SEARCH_LOG_ACCESS_TYPE_JSON.equals(accessType)) {
                return processJsonSearchPreference(r, query);
            }
            if (Constants.SEARCH_LOG_ACCESS_TYPE_GSA.equals(accessType)) {
                return processGsaSearchPreference(r, query);
            }
            return null;

        assertEquals(0, rescorers.length); // Should be 0 because rescorer returns null
    }

    @Test
    public void test_processJsonSearchPreference_queryPref() {
        String result = queryHelper.processJsonSearchPreference(null, "test query");
        // This will return the hashCode of the query as string
        assertEquals(Integer.toString("test query".hashCode()), result);
    }

    @Test