}
		if len(pods.Items) == 0 {
			return nil, fmt.Errorf("no pods found for %v", selectors)
		}
		return pods.Items, nil
	}
}

// CheckPodsAreReady checks whether the pods that are selected by the given function is in ready state or not.
func CheckPodsAreReady(fetchFunc PodFetchFunc) ([]corev1.Pod, error) {
	scopes.Framework.Infof("Checking pods ready...")

	fetched, err := fetchFunc()
	if err != nil {

        imagePullPolicy: {{ .imagePullPolicy }}
---
`).ApplyOrFail(t, apply.NoCleanup)
			cs := t.Clusters().Default().(*kubecluster.Cluster)
			retry.UntilSuccessOrFail(t, func() error {
				_, err := kubetest.CheckPodsAreReady(kubetest.NewPodFetch(cs, gatewayNs.Name(), "istio=ingressgateway"))
				return err
			}, retry.Timeout(time.Minute*2), retry.Delay(time.Second))

        port:
          number: 80
`).Apply(apply.NoCleanup)
				cs := t.Clusters().Default().(*kubecluster.Cluster)
				retry.UntilSuccessOrFail(t, func() error {
					_, err := kubetest.CheckPodsAreReady(kubetest.NewPodFetch(cs, gatewayNs.Name(), "istio=custom"))
					return err
				}, retry.Timeout(time.Minute*2))
				apps.B[0].CallOrFail(t, echo.CallOptions{
					Port:    echo.Port{ServicePort: 80},

	}
	fetch := kubetest.NewPodMustFetch(t.Clusters().Default(), revisionedInstance.Config().Namespace.Name(), fmt.Sprintf("app=%s", revisionedInstance.Config().Service)) // nolint: lll
	pods, err := kubetest.CheckPodsAreReady(fetch)
	if err != nil {
		t.Fatalf("failed to retrieve upgraded pods: %v", err)
	}
	for _, p := range pods {
		for _, c := range p.Spec.Containers {
			if strings.Contains(c.Image, fromVersion) {

		ns.Name(),
		waypoint,
	})
	waypointError := retry.UntilSuccess(func() error {
		fetch := testKube.NewPodFetch(t.AllClusters()[0], ns.Name(), constants.GatewayNameLabel+"="+waypoint)
		pods, err := testKube.CheckPodsAreReady(fetch)
		if err != nil && !errors.Is(err, testKube.ErrNoPodsFetched) {
			return fmt.Errorf("cannot fetch pod: %v", err)
		} else if len(pods) != 0 {
			return fmt.Errorf("waypoint pod is not deleted")
		}

				metav1.GetOptions{}); err != nil {
				return fmt.Errorf("istio operator svc is not ready: %v", err)
			}
			if _, err := kube2.CheckPodsAreReady(kube2.NewPodFetch(cs, OperatorNamespace, "")); err != nil {
				return fmt.Errorf("istio operator pod is not ready: %v", err)
			}

			return fmt.Errorf("status not found from the istioOperator resource")
		}

	// func NewPodFetch(a istioKube.CLIClient, namespace string, selectors ...string) PodFetchFunc {
	fetch := kubetest.NewPodFetch(t.Clusters().Default(), namespace)
	pods, err := kubetest.CheckPodsAreReady(fetch)
	if err != nil {
		return fmt.Errorf("failed to retrieve pods: %v", err)
	}
	for _, p := range pods {
		for _, c := range p.Spec.Containers {
			if strings.Contains(c.Image, version) {

		})
}

func checkWaypointIsReady(t framework.TestContext, ns, name string) error {
	fetch := kubetest.NewPodFetch(t.AllClusters()[0], ns, constants.GatewayNameLabel+"="+name)
	_, err := kubetest.CheckPodsAreReady(fetch)
	return err
}

func TestSimpleHTTPSandwich(t *testing.T) {
	framework.
		NewTest(t).
		Run(func(t framework.TestContext) {
			config := `
apiVersion: networking.istio.io/v1beta1

// VerifyInstallation verify that the Helm installation is successful
func VerifyPodReady(ctx framework.TestContext, cs cluster.Cluster, ns, label string) {
	retry.UntilSuccessOrFail(ctx, func() error {
		if _, err := kubetest.CheckPodsAreReady(kubetest.NewPodFetch(cs, ns, label)); err != nil {
			return fmt.Errorf("%s pod is not ready: %v", label, err)
		}
		return nil
	}, retry.Timeout(RetryTimeOut), retry.Delay(RetryDelay))
}