boolean result2 = indexUpdateCallback.isUrlCrawlable(paramMap, "http://example.com/image.png");

        assertFalse(result1);
        assertTrue(result2);
    }

    public void test_isUrlCrawlable_complexExcludePattern() {
        DataStoreParams paramMap = new DataStoreParams();
        paramMap.put("url_exclude_pattern", ".*(admin|private|temp).*");