tagLabel := hook.GetLabels()[label.IoIstioTag.Name]
		ri, revPresent := revisions[rev]
		if revPresent {
			if tagLabel != "" {
				ri.Webhooks = append(ri.Webhooks, &MutatingWebhookConfigInfo{
					Name:     hook.Name,
					Revision: rev,
					Tag:      tagLabel,
				})
			}
		} else {
			revisions[rev] = &RevisionDescription{
				IstioOperatorCRs: []*IstioOperatorCRInfo{},

- [ ] Extensions and Telemetry
- [ ] Security
- [ ] Test and Release
- [ ] User Experience
- [ ] Developer Infrastructure
- [ ] Upgrade
- [ ] Multi Cluster
- [ ] Virtual Machine
- [ ] Control Plane Revisions

**Please check any characteristics that apply to this pull request.**

# Istio base Helm Chart

This chart installs resources shared by all Istio revisions. This includes Istio CRDs.

## Setup Repo Info

```console
helm repo add istio https://istio-release.storage.googleapis.com/charts
helm repo update
```

_See [helm repo](https://helm.sh/docs/helm/helm_repo/) for command documentation._

## Installing the Chart

To install the chart with the release name `istio-base`:

```console

      - label: "User Experience"
      - label: "Developer Infrastructure"
      - label: "Upgrade"
      - label: "Multi Cluster"
      - label: "Virtual Machine"

   */
  HTTP_1_0("http/1.0"),

  /**
   * A plaintext framing that includes persistent connections.
   *
   * This version of OkHttp implements [RFC 7230][rfc_7230], and tracks revisions to that spec.
   *
   * [rfc_7230]: https://tools.ietf.org/html/rfc7230
   */
  HTTP_1_1("http/1.1"),

  /**
   * Chromium's binary-framed protocol that includes header compression, multiplexing multiple

below). 

"Derivative Works" shall mean any work, whether in Source or Object form, 
that is based on (or derived from) the Work and for which the editorial 
revisions, annotations, elaborations, or other modifications represent, as a 
whole, an original work of authorship. For the purposes of this License, 
Derivative Works shall not include works that remain separable from, or 

  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>com.example.group</groupId>
  <artifactId>valid-version-revision</artifactId>
  <version>${revision}</version>

  <description>
    This will test if the validation for the ci friendly versions
    is working correct.
  </description>

type ControlPlaneOptions struct {
	// Revision is the istio.io/rev control plane revision
	Revision string
}

// AttachControlPlaneFlags attaches control-plane flags to a Cobra command.
// (Currently just --revision)
func (o *ControlPlaneOptions) AttachControlPlaneFlags(cmd *cobra.Command) {
	cmd.PersistentFlags().StringVarP(&o.Revision, "revision", "r", "",
		"Control plane revision")

	tcs := []struct {
		name          string
		tag           string
		revision      string
		webhookBefore *admitv1.MutatingWebhookConfiguration
		outputMatches []string
		error         string
	}{
		{
			name:          "TestErrorWhenRevisionWithNameCollision",
			tag:           "revision",
			revision:      "revision",
			webhookBefore: &revisionCanonicalWebhook,
			outputMatches: []string{},

)

type testCase struct {
	version        string
	revision       string
	expectedOutput diag.Messages
	expectedError  error
}

func Test_checkFromVersion(t *testing.T) {
	cases := []testCase{
		{
			revision:       "canary",
			version:        "1.21",
			expectedOutput: diag.Messages{},
			expectedError:  nil,
		},
		{
			revision:       "canary",
			version:        "XX",
			expectedOutput: nil,