CompositeModel composite = _puller.pull(EXTENSION_XML, getClass());
CompositeServiceModel compositeService = composite.getServices().get(0);
BindingModel binding = compositeService.getBindings().get(0);
assertTrue(binding instanceof ExtensionBindingModel);
ExtensionBindingModel extension = (ExtensionBindingModel) binding;
assertEquals("extension", extension.getType());
assertEquals("Bar", extension.getGroup());
assertEquals("Foo", extension.getName());
}