webhook:        revisionCanonicalWebhook,
			whURL:          "",
			whSVC:          "istiod-revision",
			whCA:           "ca",
			userManaged:    true,
		},
	}
	scheme := runtime.NewScheme()
	codecFactory := serializer.NewCodecFactory(scheme)
	deserializer := codecFactory.UniversalDeserializer()

	fail := admitv1.Fail
	fakeClient := kube.NewFakeClient(&admitv1.ValidatingWebhookConfiguration{

		return strings.Contains(tmplName, vwhTemplateName)
	})
	if err != nil {
		return "", fmt.Errorf("failed rendering istio-control manifest: %v", err)
	}

	scheme := runtime.NewScheme()
	codecFactory := serializer.NewCodecFactory(scheme)
	deserializer := codecFactory.UniversalDeserializer()
	serializer := json.NewSerializerWithOptions(
		json.DefaultMetaFactory, nil, nil, json.SerializerOptions{

	if err != nil {
		return nil, fmt.Errorf("could not decode object: %v", err)
	}

	return ar.Response.Patch, nil
}

var (
	runtimeScheme = func() *runtime.Scheme {
		r := runtime.NewScheme()
		r.AddKnownTypes(admissionv1beta1.SchemeGroupVersion, &admissionv1beta1.AdmissionReview{})
		r.AddKnownTypes(admission.SchemeGroupVersion, &admission.AdmissionReview{})
		return r
	}()