rootCmd := GetRootCmd([]string{"--unknown-flag"})
	fErr := rootCmd.Execute()

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

	// we should propagate to subcommands
	rootCmd = GetRootCmd([]string{"analyze", "--unknown-flag"})
	fErr = rootCmd.Execute()

	switch fErr.(type) {
	case istioctlutil.CommandParseError:

func VerifyOutput(t *testing.T, cmd *cobra.Command, c TestCase) {
	t.Helper()

	cmd.SetArgs(c.Args)

	var out bytes.Buffer
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SilenceUsage = true

	fErr := cmd.Execute()
	output := out.String()

	if c.ExpectedOutput != "" && c.ExpectedOutput != output {
		t.Fatalf("Unexpected output for '%s %s'\n got: %q\nwant: %q", cmd.Name(),
			strings.Join(c.Args, " "), output, c.ExpectedOutput)
	}

	_ = parent.PersistentFlags().String(childFlag2, "", childFlag2)
	parent.AddCommand(child)

	// verify both parent flags and the child flag are visible by default
	parent.SetArgs([]string{"child", "--help"})
	if err := parent.Execute(); err != nil {
		t.Fatal(err)
	}
	got := out.String()
	out.Reset()
	checkHelpForFlag(t, got, parentFlag0, true)
	checkHelpForFlag(t, got, parentFlag1, true)
	checkHelpForFlag(t, got, parentFlag2, true)

	t.Helper()

	var out bytes.Buffer
	cmd.SetArgs(c.args)
	cmd.SilenceUsage = true
	cmd.SetOut(&out)
	cmd.SetErr(&out)

	fErr := cmd.Execute()
	output := out.String()

	if c.expectedOutput != "" && c.expectedOutput != output {
		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

		return err
	default:
		return fmt.Errorf("output format %q not supported", ga.outputFormat)
	}
}

type istiodConfigLog struct {
	state flagState
}

func (id *istiodConfigLog) execute(out io.Writer) error {
	return id.state.run(out)
}

func chooseClientFlag(ctrzClient *ControlzClient, reset bool, outputLogLevel, stackTraceLevel, outputFormat string) *istiodConfigLog {
	if reset {

	if eds {
		path += "?include_eds=true"
	}
	debug, err := kubeClient.EnvoyDoWithPort(context.TODO(), podName, podNamespace, "GET", path, proxyAdminPort)
	if err != nil {
		return nil, fmt.Errorf("failed to execute command on %s.%s sidecar: %v", podName, podNamespace, err)
	}
	return debug, err
}

	rootCmd := Cmd(ctx)
	rootCmd.SetArgs(c.args)

	rootCmd.SetOut(&out)
	rootCmd.SetErr(&out)

	if c.namespace != "" {
		describeNamespace = c.namespace
	}

	fErr := rootCmd.Execute()
	output := out.String()

	if c.expectedOutput != "" && c.expectedOutput != output {
		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

	var execErrs []error

	if cfg.cfg.RestoreFormat {
		// Execute iptables-restore
		execErrs = append(execErrs, cfg.executeIptablesRestoreCommand(iptablesBuilder, &cfg.iptV, true))
		// Execute ip6tables-restore
		if cfg.cfg.EnableInboundIPv6 {
			execErrs = append(execErrs, cfg.executeIptablesRestoreCommand(iptablesBuilder, &cfg.ipt6V, false))
		}
	} else {
		// Execute iptables commands
		execErrs = append(execErrs,

			}

			kubeClientFunc = func() (kube.CLIClient, error) {
				return nil, nil
			}
			rootCmd := GetRootCmd(cli.NewFakeContext(&cli.NewFakeContextOption{
				Version: "25",
			}), args)
			err := rootCmd.Execute()
			assert.NoError(t, err)

			readActions := map[string]bool{
				"get":   true,
				"list":  true,
				"watch": true,
			}

			actions := extendedClient.Kube().(*fake.Clientset).Actions()

  tid="$(<<<"${TRACEPARENT:-}" cut -d- -f2)"
  tid="${tid:-"$(tr -dc 'a-f0-9' < /dev/urandom | head -c 32)"}"
  # Always generate a new span ID
  local sid
  sid="$(tr -dc 'a-f0-9' < /dev/urandom | head -c 16)"

  # Execute the command they wanted with the propagation through TRACEPARENT
  if [[ $was_execution_trace == 1 ]]; then
    { set -x; } 2>/dev/null
  fi

  TRACEPARENT="00-${tid}-${sid}-01" "${@:2}"
  local result="$?"