assertEquals("test.stats.logger", crawlerStatsHelper.loggerName);
        crawlerStatsHelper.setLoggerName(originalLoggerName);
    }

    public void test_setMaxCacheSize() {
        crawlerStatsHelper.setMaxCacheSize(500);
        assertEquals(500, crawlerStatsHelper.maxCacheSize);
    }

    public void test_setCacheExpireAfterWrite() {
        crawlerStatsHelper.setCacheExpireAfterWrite(30000);

        this.loggerName = loggerName;
    }

    /**
     * Sets the maximum number of statistics objects to cache.
     *
     * @param maxCacheSize the maximum cache size
     */
    public void setMaxCacheSize(final long maxCacheSize) {
        this.maxCacheSize = maxCacheSize;
    }

    /**
     * Sets the cache expiration time after write in milliseconds.
     *