}

func TestIsRunningAndReady(t *testing.T) {
	set := newStatefulSet(3)
	pod := newStatefulSetPod(set, 1)
	if isRunningAndReady(pod) {
		t.Error("isRunningAndReady does not respect Pod phase")
	}
	pod.Status.Phase = v1.PodRunning
	if isRunningAndReady(pod) {
		t.Error("isRunningAndReady does not respect Pod condition")
	}
	condition := v1.PodCondition{Type: v1.PodReady, Status: v1.ConditionTrue}

	if utilfeature.DefaultFeatureGate.Enabled(features.PodIndexLabel) {
		pod.Labels[apps.PodIndexLabel] = strconv.Itoa(ordinal)
	}
}

// isRunningAndReady returns true if pod is in the PodRunning Phase, if it has a condition of PodReady.
func isRunningAndReady(pod *v1.Pod) bool {
	return pod.Status.Phase == v1.PodRunning && podutil.IsPodReady(pod)
}

func isRunningAndAvailable(pod *v1.Pod, minReadySeconds int32) bool {

	status := replicaStatus{}
	for _, pod := range pods {
		if isCreated(pod) {
			status.replicas++
		}

		// count the number of running and ready replicas
		if isRunningAndReady(pod) {
			status.readyReplicas++
			// count the number of running and available replicas
			if isRunningAndAvailable(pod, minReadySeconds) {
				status.availableReplicas++
			}

		}

	pods, err := om.podsLister.Pods(set.Namespace).List(selector)
	if err != nil {
		return err
	}
	sort.Sort(ascendingOrdinal(pods))
	for idx := 0; idx < len(pods); idx++ {
		if idx > 0 && isRunningAndReady(pods[idx]) && !isRunningAndReady(pods[idx-1]) {
			return fmt.Errorf("successor %s is Running and Ready while %s is not", pods[idx].Name, pods[idx-1].Name)
		}

		if ord := idx + getStartOrdinal(set); getOrdinal(pods[idx]) != ord {