next := b
	next.clusters = clusters
	return next
}

func (b *builder) Build() (out echo.Instances, err error) {
	return build(b)
}

// injectionTemplates lists the set of templates for each Kube cluster
func (b *builder) injectionTemplates() (map[string]sets.String, error) {
	ns := "istio-system"
	i, err := istio.Get(b.ctx)
	if err != nil {

{{- $gateway := index .Values "gateways" "istio-ingressgateway" }}
{{- if eq $gateway.injectionTemplate "" }}
apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ $gateway.name }}
  namespace: {{ .Release.Namespace }}
  labels:
{{ $gateway.labels | toYaml | indent 4 }}
    release: {{ .Release.Name }}
    istio.io/rev: {{ .Values.revision | default "default" | quote }}

{{- $gateway := index .Values "gateways" "istio-egressgateway" }}
{{- if eq $gateway.injectionTemplate "" }}
apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ $gateway.name }}
  namespace: {{ .Release.Namespace }}
  labels:
{{ $gateway.labels | toYaml | indent 4 }}
    release: {{ .Release.Name }}
    istio.io/rev: {{ .Values.revision | default "default" | quote }}

      # whether to run the gateway in a privileged container
      runAsRoot: false

      # The injection template to use for the gateway. If not set, no injection will be performed.
      injectionTemplate: ""

  # Revision is set as 'version' label and part of the resource names when installing multiple control planes.
  revision: ""

  # For Helm compatibility.
  ownerName: ""

  global:

      # whether to run the gateway in a privileged container
      runAsRoot: false

      # The injection template to use for the gateway. If not set, no injection will be performed.
      injectionTemplate: ""

  # Revision is set as 'version' label and part of the resource names when installing multiple control planes.
  revision: ""

  # For Helm compatibility.
  ownerName: ""

  global:

					rev = t.Settings().Revisions.Default()
				}
				os.WriteFile(d, []byte(fmt.Sprintf(`
revision: %v
gateways:
  istio-ingressgateway:
    name: custom-gateway-helm
    injectionTemplate: gateway
    type: ClusterIP # LoadBalancer is slow and not necessary for this tests
    autoscaleMax: 1
    resources:
      requests:
        cpu: 10m
        memory: 40Mi
    labels: