verifyTestcaseOutput(t, Cmd(cli.NewFakeContext(nil)), c)
		})
	}
}

func verifyTestcaseOutput(t *testing.T, cmd *cobra.Command, c testcase) {
	t.Helper()

	var out bytes.Buffer
	cmd.SetArgs(c.args)
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SilenceUsage = true
	if c.namespace != "" {
		namespace = c.namespace
	}

	fErr := cmd.Execute()

		msg := exprpb.Type{TypeKind: &exprpb.Type_Dyn{Dyn: &emptypb.Empty{}}}
		return msg.ProtoReflect().Type(), nil
	}
	return typ, nil
}

// Wrapper is a wrapper around the Envoy ConfigDump
// It has extra helper functions for handling any/struct/marshal protobuf pain
type Wrapper struct {
	*admin.ConfigDump
}

// UnmarshalJSON is a custom unmarshaller to handle protobuf pain
func (w *Wrapper) UnmarshalJSON(b []byte) error {

			verifyProfileDiffCommandCaseOutput(t, c, by.String(), err)
		})
	}
}

func verifyProfileDiffCommandCaseOutput(t *testing.T, c profileDiffTestcase, output string, fErr error) {
	t.Helper()

	if c.expectedString != "" && !strings.Contains(output, c.expectedString) {
		t.Fatalf("Output didn't match for 'istioctl %s'\n got %v\nwant: %v", c.args, output, c.expectedString)
	}

		log.Warnf("could not destroy host ipset on shutdown")
	}
	log.Debug("stopping ztunnel server")
	s.ztunnelServer.Close()
}

func (s *NetServer) rescanPod(pod *corev1.Pod) error {
	// this can happen if the pod was dynamically added to the mesh after it was created.
	// in that case, try finding the netns using procfs.
	filter := map[types.UID]*corev1.Pod{
		pod.UID: pod,
	}
	return s.scanProcForPodsAndCache(filter)
}

// /var/run/netns/<name>. However, this pattern is not ubiquitous. Some platforms bind mount to other places. As we run
// in a pod, we cannot just access any arbitrary file they happen to bind mount in, as we don't know ahead of time where
// it might be.
//
// Instead, we rely directly on the procfs.
// This rules out two possible methods:

		return value
	}
	return fallback
}

func setEnv(key, value string, t *testing.T) {
	t.Helper()
	err := os.Setenv(key, value)
	if err != nil {
		t.Fatalf("Couldn't set environment variable, err: %v", err)
	}
}

func mktemp(dir, prefix string, t *testing.T) string {
	t.Helper()
	tempDir, err := os.MkdirTemp(dir, prefix)
	if err != nil {

func Confirm(msg string, writer io.Writer) bool {
	for {
		_, _ = fmt.Fprintf(writer, "%s ", msg)
		var response string
		_, err := fmt.Scanln(&response)
		if err != nil {
			return false
		}
		switch strings.ToUpper(response) {
		case "Y", "YES":
			return true
		case "N", "NO":
			return false
		}
	}

}

func ipstr(ipv6 bool) string {
	if ipv6 {
		return "ipv6"
	}
	return "ipv4"
}

func compareToGolden(t *testing.T, ipv6 bool, name string, actual []string) {
	t.Helper()
	gotBytes := []byte(strings.Join(actual, "\n"))
	goldenFile := filepath.Join("testdata", name+".golden")
	if ipv6 {
		goldenFile = filepath.Join("testdata", name+"_ipv6.golden")
	}

	assertPodAnnotated(t, client, pod)

	// Assert expected calls actually made
	fs.AssertExpectations(t)

	// unlabelling the namespace should cause only one RemovePodFromMesh to happen
	fs.On("RemovePodFromMesh",
		ctx,
		mock.Anything,
	).Once().Return(nil)

	// unlabel the namespace
	labelsPatch := []byte(fmt.Sprintf(`{"metadata":{"labels":{"%s":null}}}`,

	ZtunnelInboundPort          = 15008
	ZtunnelOutboundPort         = 15001
	ZtunnelInboundPlaintextPort = 15006
	ProbeIPSet                  = "istio-inpod-probes"
)

var log = istiolog.RegisterScope("iptables", "iptables helper")

type Config struct {
	RestoreFormat bool `json:"RESTORE_FORMAT"`
	TraceLogging  bool `json:"IPTABLES_TRACE_LOGGING"`
	EnableIPv6    bool `json:"ENABLE_INBOUND_IPV6"`
	RedirectDNS   bool `json:"REDIRECT_DNS"`
}