nested = createLayerGroup(cat, "nested", "nested", layer(cat, MockData.BRIDGES), global);
nested.setMode(Mode.NAMED);
cat.add(nested);
LayerGroupInfo global = cat.getLayerGroupByName("base");
global.setMode(Mode.NAMED);
cat.save(global);
Document dom = getAsDOM("wms?request=reflect&layers=nested&format=rss");
// print(dom);
assertXpathExists("rss/channel/title[text() = 'cite:Bridges,cite:Lakes,cite:Forests']", dom);