cycle.getAttribute("org.apache.tapestry.PageRenderSupport");
control.setReturnValue(null);
// We can check that an instance of PageRenderSupport is passed in, but
// we can't (easily) check thta it's configured the way we want.
cycle.setAttribute("org.apache.tapestry.PageRenderSupport", new PageRenderSupportImpl(
newAssetFactory(), "", null));
control.setMatcher(new AggregateArgumentsMatcher(new ArgumentMatcher[]
{ null, new TypeMatcher() }));
return cycle;