# Check the injection status of a pod under a deployment
  istioctl x check-inject deployment/details-v1

  # Check the injection status of a pod under a deployment in namespace test
  istioctl x check-inject deployment/details-v1 -n test

  # Check the injection status of label pairs in a specific namespace before actual injection 
  istioctl x check-inject -n test -l app=helloworld,version=v1
`,

	if patch.Type() != types.ApplyPatchType {
		return clnt.Patch(ctx, obj, patch, opts...)
	}
	check, ok := obj.DeepCopyObject().(client.Object)
	if !ok {
		return errors.New("could not check for object in fake client")
	}
	if err := clnt.Get(ctx, client.ObjectKeyFromObject(obj), check); kerrors.IsNotFound(err) {
		if err := clnt.Create(ctx, check); err != nil {
			return fmt.Errorf("could not inject object creation for fake: %w", err)
		}

		namespace, serviceAccount, kubeClient, multixds.DefaultOptions)
	if respErr != nil {
		return xdsResponses, respErr
	}
	_, _ = fmt.Fprint(writer, "error: according to below command list, please check all supported internal debug commands\n")
	return xdsResponses, nil
}

func HandlerForDebugErrors(kubeClient kube.CLIClient,
	centralOpts *clioptions.CentralControlPlaneOptions,
	writer io.Writer,

			for _, s := range tc.outputMatches {
				if !strings.Contains(commandOutput, s) {
					t.Fatalf("expected \"%s\" in command output, got %s", s, commandOutput)
				}
			}

			// check mutating webhooks after run
			webhooksAfter, _ := client.AdmissionregistrationV1().MutatingWebhookConfigurations().List(context.Background(), metav1.ListOptions{})
			if len(webhooksAfter.Items) != len(tc.webhooksAfter.Items) {

	compareConfResult(resultFile, expectedOutputFile, t)
	t.Log("PASS: Istio CNI configuration still valid after removal")

	// Shutdown the install-cni
	cancel()
	wg.Wait()

	t.Logf("Check the cleanup worked")
	if chainedCNIPlugin {
		if len(expectedPostCleanFile) == 0 {
			compareConfResult(resultFile, wd+cniConfSubDir+preConfFile, t)
		} else {
			compareConfResult(resultFile, expectedPostCleanFile, t)

	go handlers.Start()

	waitForMockCalls()
	// wait until pod add was called
	mt.Assert(EventTotals.Name(), map[string]string{"type": "add"}, monitortest.AtLeast(1))

	assertPodAnnotated(t, client, pod)

	// check expectations on mocked calls
	fs.AssertExpectations(t)
}

func assertPodAnnotated(t *testing.T, client kube.Client, pod *corev1.Pod) {
	for i := 0; i < 5; i++ {

	assert.NoError(t, err)
	fakeIPSetDeps.AssertExpectations(t)
}

// for tests that call `runtime.GC()` - we have no control over when the GC is actually scheduled,
// and it is flake-prone to check for closure after calling it, this retries for a bit to make
// sure the netns is closed eventually.
func assertNSClosed(t *testing.T, closed *atomic.Bool) {
	for i := 0; i < 5; i++ {
		if closed.Load() {
			return

		"-j", ChainHostPostrouting,
	)

	// TODO BML I don't think we need UDP? TCP healthcheck redir should catch everything.

	// This is effectively an analog for Istio's old-style podSpec-based health check rewrites.
	// Before Istio would update the pod manifest to rewrite healthchecks to go to sidecar Envoy port 15021,
	// so that it could distinguish things that can be unauthenticated (healthchecks) from other kinds of node traffic

		for _, val := range icpTags {
			if val != "" {
				icpTag = val
			}
		}
		// when the revision is passed
		if icpTag != "" && tag != icpTag {
			check := "         Before upgrading, you may wish to use 'istioctl x precheck' to check for upgrade warnings.\n"
			revisionWarning := "         Running this command will overwrite it; use revisions to upgrade alongside the existing version.\n"

	case istioctlutil.CommandParseError:
		// do nothing
	default:
		t.Errorf("Expected a CommandParseError, but got %q.", fErr)
	}

	// all of the subcommands
	rootCmd = GetRootCmd([]string{"x", "authz", "check", "--unknown-flag"})
	fErr = rootCmd.Execute()

	switch fErr.(type) {
	case istioctlutil.CommandParseError:
		// do nothing
	default:
		t.Errorf("Expected a CommandParseError, but got %q.", fErr)
	}