assertEquals(1, feed.getCategories().size());
assertEquals("custom_categoryAttribute", feed.getCategories().get(0).getProperty("custom_categoryAttribute"));
assertNotNull(feed.getImage());
IImage img = feed.getImage();
assertEquals("custom_imageAttribute", img.getProperty("custom_imageAttribute"));
assertEquals("sub_image_leveld", img.getProperty("sub_image_leveld"));
assertEquals("custom_imageTitleAttribute", img.getProperty("custom_imageTitleAttribute"));
assertEquals(1, feed.getNews().size());
INews news = feed.getNews().get(0);
assertEquals("custom_itemAttribute", news.getProperty("custom_itemAttribute"));
assertEquals("sub_item_leveld", news.getProperty("sub_item_leveld"));