ClassResolver resolver = new DefaultClassResolver();
Resource filea = new ClasspathResource(resolver, "org/apache/tapestry/utils/filea.txt");
Resource fileb = new ClasspathResource(resolver, "org/apache/tapestry/utils/fileb.txt");
MockControl assetServicec = newControl(IEngineService.class);
IEngineService assetService = (IEngineService) assetServicec.getMock();
IRequestCycle cycle = newCycle();
assetService.getLink(cycle, "org/apache/tapestry/utils/filea.txt");
assetServicec.setReturnValue(newLink("/app?filea.txt"));
assetService.getLink(cycle, "org/apache/tapestry/utils/fileb.txt");
assetServicec.setReturnValue(newLink("/app?fileb.txt"));
IMarkupWriter writer = newWriter();
replayControls();