systemProperties.setProperty(Constants.IGNORE_FAILURE_TYPE_PROPERTY, ".*ConnectException.*");

        List<String> excludedUrls = crawlingConfigHelper.getExcludedUrlList("123");
        // Should exclude ConnectException but include the other 2
        assertEquals(2, excludedUrls.size());
        assertTrue(excludedUrls.contains("http://test.com/1.html"));