source.setComponentPropertySource(new NullComponentPropertySource());
IComponentSpecification spec = newSpec(MOCK1);
spec.setLocation(new CreatorLocation());
INamespace namespace = new Namespace(null, null, newLibrarySpec(), null);
IPage page = newPage(spec, source, new Locale("fr"));
page.setNamespace(namespace);
assertEquals("multilocale_fr", source.getMessages(page).getMessage("multilocale"));