long interval = 5 * 60 * 1000L; // 5 minutes
        searchLogHelper.setUserCheckInterval(interval);
        assertEquals(interval, searchLogHelper.userCheckInterval);
    }

    @Test
    public void test_setUserInfoCacheSize() {
        int cacheSize = 5000;
        searchLogHelper.setUserInfoCacheSize(cacheSize);
        assertEquals(cacheSize, searchLogHelper.userInfoCacheSize);
    }

    @Test