fakeClient := &fake.Clientset{}
	indexer := cache.NewIndexer(cache.MetaNamespaceKeyFunc, cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc})
	indexer.Add(set)
	setLister := appslisters.NewStatefulSetLister(indexer)
	updater := NewRealStatefulSetStatusUpdater(fakeClient, setLister)
	fakeClient.AddReactor("update", "statefulsets", func(action core.Action) (bool, runtime.Object, error) {