@Nullable
	public <T> Map<String, T> getInstancesWithoutAncestors(String name, Class<T> type) {
		return getContext(name).getBeansOfType(type);
	}
@Test
	void getInstancesWithoutAncestors_verifyEmptyForMissing() {
		AnnotationConfigApplicationContext parent = new AnnotationConfigApplicationContext();
		parent.refresh();

		FeignClientFactory feignClientFactory = new FeignClientFactory();
		feignClientFactory.setApplicationContext(parent);
		feignClientFactory.setConfigurations(Lists.newArrayList(getSpec("empty", null, EmptyConfiguration.class)));

		Collection<RequestInterceptor> interceptors = feignClientFactory
			.getInstancesWithoutAncestors("empty", RequestInterceptor.class)
			.values();

		assertThat(interceptors).as("Interceptors is not empty").isEmpty();
	}