// Expect pod deletion failure
		om.SetDeleteStatefulPodError(apierrors.NewInternalError(errors.New("API server failed")), 0)
		expectedNumOfDeleteRequests++
		if _, err = ssc.UpdateStatefulSet(context.TODO(), set, pods); !isOrHasInternalError(err) {
			t.Errorf("StatefulSetControl did not return InternalError, found %s", err)
		}
		if err := invariants(set, om); err != nil {
			t.Error(err)
		}