expectedOutput:    "Error: expecting a workload namespace\n",
		},
		{
			description:       "valid case - minimal flags, infer defaults",
			args:              strings.Split("group create --name foo --namespace bar", " "),
			expectedException: false,
			expectedOutput:    defaultYAML,
		},
		{
			description: "valid case - create full workload group",

	case TABULAR:
		err = w.printSecretItemsTabular(secrets)
	}
	return err
}

var (
	secretItemColumns = []string{"RESOURCE NAME", "TYPE", "STATUS", "VALID CERT", "SERIAL NUMBER", "NOT AFTER", "NOT BEFORE"}
	secretDiffColumns = []string{"RESOURCE NAME", "TYPE", "VALID CERT", "NODE AGENT", "PROXY", "SERIAL NUMBER", "NOT AFTER", "NOT BEFORE"}
)

// printSecretItemsTabular prints the secret in table format

	cmd.PersistentFlags().BoolVar(&o.Plaintext, "plaintext", viper.GetBool("PLAINTEXT"),
		"Use plain-text HTTP/2 when connecting to server (no TLS).")
}

// ValidateControlPlaneFlags checks arguments for valid values and combinations
func (o *CentralControlPlaneOptions) ValidateControlPlaneFlags() error {
	if o.Xds != "" && o.XdsPodLabel != "" {
		return fmt.Errorf("either --xds-address or --xds-label, not both")
	}

				makeGateway("bookinfo", "default", false, true),
				makeGateway("bookinfo-invalid", "fake", true, false),
				makeGateway(constants.DefaultNamespaceWaypoint, "default", false, true),
				makeGateway("bookinfo-valid", "bookinfo", true, true),
				makeGateway("no-name-convention", "default", true, true),
				makeGatewayWithRevision("bookinfo-rev", "bookinfo", true, true, "rev1"),
			},
			expectedOutFile: "combined-gateway",
		},
	}

	var output string
	if output, err = yamlToFormat(y, pdArgs.outputFormat); err != nil {
		return err
	}
	l.Print(output)
	return nil
}

// validateOutputFormatFlag validates if the output format is valid.
func validateProfileOutputFormatFlag(outputFormat string) error {
	switch outputFormat {
	case jsonOutput, yamlOutput, flagsOutput:
	default:
		return fmt.Errorf("unknown output format: %s", outputFormat)
	}

		return fmt.Errorf("config writer has not been primed")
	}
	secretDump := c.ztunnelDump.Certificates
	w := new(tabwriter.Writer).Init(c.Stdout, 0, 8, 5, ' ', 0)
	fmt.Fprintln(w, "CERTIFICATE NAME\tTYPE\tSTATUS\tVALID CERT\tSERIAL NUMBER\tNOT AFTER\tNOT BEFORE")

	for _, secret := range secretDump {
		if strings.Contains(secret.State, "Unavailable") {
			secret.State = "Unavailable"
		}
		if len(secret.CertChain) == 0 {

	} else if err := os.Remove(resultFile); err != nil {
		t.Fatalf("error removing CNI config file: %s", resultFile)
	}
	// Verify configuration is still valid after removal
	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 {

			componentName := name.ComponentName(cArg)
			if cManifests, ok := manifests[componentName]; ok {
				filteredManifests[componentName] = cManifests
			} else {
				return fmt.Errorf("incorrect component name: %s. Valid options: %v", cArg, name.AllComponentNames)
			}
		}
		manifests = filteredManifests
	}

	if mgArgs.OutFilename == "" {
		ordered, err := orderedManifests(manifests)
		if err != nil {

		if len(confList.Plugins) == 0 {
			installLog.Warnf("CNI config list %s has no networks, skipping", confList.Name)
			continue
		}

		return filepath.Base(confFile), nil
	}

	return "", fmt.Errorf("no valid networks found in %s", confDir)
}

// newCNIConfig = istio-cni config, that should be inserted into existingCNIConfig
func insertCNIConfig(newCNIConfig, existingCNIConfig []byte) ([]byte, error) {

	if err != nil {
		return nil, fmt.Errorf("could not read valid configmap %q from namespace %q: %v - "+
			"Use --meshConfigFile or re-run "+command+" with `-i <istioSystemNamespace> and ensure valid MeshConfig exists",
			meshConfigMapName, ctx.IstioNamespace(), err)
	}
	// values in the data are strings, while proto might use a