if len(errs) != 0 {
			t.Errorf("unexpected failure with PersistentVolumeClaimRetentionPolicy: %v", errs)
		}
		if ps.Spec.PersistentVolumeClaimRetentionPolicy.WhenDeleted != apps.RetainPersistentVolumeClaimRetentionPolicyType || ps.Spec.PersistentVolumeClaimRetentionPolicy.WhenScaled != apps.DeletePersistentVolumeClaimRetentionPolicyType {

						Type: appsv1.RollingUpdateStatefulSetStrategyType,
						RollingUpdate: &appsv1.RollingUpdateStatefulSetStrategy{
							Partition: &defaultPartition,
						},
					},
					PersistentVolumeClaimRetentionPolicy: &appsv1.StatefulSetPersistentVolumeClaimRetentionPolicy{
						WhenDeleted: appsv1.RetainPersistentVolumeClaimRetentionPolicyType,
						WhenScaled:  appsv1.RetainPersistentVolumeClaimRetentionPolicyType,
					},

	}

	set := apps.StatefulSet{}
	set.Spec.PersistentVolumeClaimRetentionPolicy = &retainPolicy
	got := getPersistentVolumeClaimRetentionPolicy(&set)
	if got.WhenScaled != apps.RetainPersistentVolumeClaimRetentionPolicyType || got.WhenDeleted != apps.RetainPersistentVolumeClaimRetentionPolicyType {
		t.Errorf("Expected retain policy")
	}
	set.Spec.PersistentVolumeClaimRetentionPolicy = &scaledownPolicy

	for k := range claims {
		claim := claims[k]
		indexer.Add(&claim)
	}
	control := NewStatefulPodControl(fakeClient, nil, claimLister, &noopRecorder{})
	set.Spec.PersistentVolumeClaimRetentionPolicy = &apps.StatefulSetPersistentVolumeClaimRetentionPolicy{
		WhenDeleted: apps.RetainPersistentVolumeClaimRetentionPolicyType,
		WhenScaled:  apps.RetainPersistentVolumeClaimRetentionPolicyType,
	}

					apps.RollingUpdateStatefulSetStrategyType,
					apps.OnDeleteStatefulSetStrategyType)))
	}

	allErrs = append(allErrs, ValidatePersistentVolumeClaimRetentionPolicy(spec.PersistentVolumeClaimRetentionPolicy, fldPath.Child("persistentVolumeClaimRetentionPolicy"))...)

	allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.Replicas), fldPath.Child("replicas"))...)

		WhenDeleted: apps.RetainPersistentVolumeClaimRetentionPolicyType,
		WhenScaled:  apps.RetainPersistentVolumeClaimRetentionPolicyType,
	}
	if set.Spec.PersistentVolumeClaimRetentionPolicy != nil {
		policy = *set.Spec.PersistentVolumeClaimRetentionPolicy
	}
	return policy
}

// matchesRef returns true when the object matches the owner reference, that is the name and GVK are the same.

spec:
  replicas: 1
  podManagementPolicy: Parallel
  updateStrategy:
    rollingUpdate:
      partition: 0
  serviceName: loki-headless
  revisionHistoryLimit: 10
  
  persistentVolumeClaimRetentionPolicy:
    whenDeleted: Delete
    whenScaled: Delete
  selector:
    matchLabels:
      app.kubernetes.io/name: loki
      app.kubernetes.io/instance: loki

		},
	}, {
		name: "empty PersistentVolumeClaimRetentionPolicy " + enableStatefulSetAutoDeletePVC,
		set: mkStatefulSet(&validPodTemplate,
			tweakPVCPolicy(mkPVCPolicy()),
		),
		errs: field.ErrorList{
			field.NotSupported[string](field.NewPath("spec", "persistentVolumeClaimRetentionPolicy", "whenDeleted"), nil, nil),

	// down. This requires the StatefulSetAutoDeletePVC feature gate to be enabled,
	// which is beta.
	// +optional
	PersistentVolumeClaimRetentionPolicy *StatefulSetPersistentVolumeClaimRetentionPolicy `json:"persistentVolumeClaimRetentionPolicy,omitempty" protobuf:"bytes,10,opt,name=persistentVolumeClaimRetentionPolicy"`

	// ordinals controls the numbering of replica indices in a StatefulSet. The

	testFn := func(t *testing.T, scaledownPolicy, deletionPolicy apps.PersistentVolumeClaimRetentionPolicyType) {
		set := newStatefulSet(4)
		*set.Spec.Replicas = 2
		set.Spec.PersistentVolumeClaimRetentionPolicy.WhenScaled = scaledownPolicy
		set.Spec.PersistentVolumeClaimRetentionPolicy.WhenDeleted = deletionPolicy
		_, ctx := ktesting.NewTestContext(t)
		ssc, _, om, _ := newFakeStatefulSetController(ctx, set)
		om.setsIndexer.Add(set)