public void test_init_cacheConfiguration() {
        // Test that init properly configures the cache
        CrawlingConfigHelper newHelper = new CrawlingConfigHelper();
        newHelper.init();
        assertNotNull(newHelper);
        // Cache should be initialized and functional
        assertNull(newHelper.getCrawlingConfig("invalid"));
    }

    public void test_getPipeline_withBlankPipeline() {