func (r *resolver) FindMessageByURL(url string) (protoreflect.MessageType, error) {
	typ, err := r.Types.FindMessageByURL(url)
	if err != nil {
		// Here we ignore the error since we want istioctl to ignore unknown types due to the Envoy version change
		msg := exprpb.Type{TypeKind: &exprpb.Type_Dyn{Dyn: &emptypb.Empty{}}}
		return msg.ProtoReflect().Type(), nil
	}
	return typ, nil
}

	"testing"

	envoy_admin "github.com/envoyproxy/go-control-plane/envoy/admin/v3"
	"google.golang.org/protobuf/types/known/anypb"
	timestamppb "google.golang.org/protobuf/types/known/timestamppb"

	"istio.io/istio/istioctl/pkg/util/configdump"
)

func TestNewAnalyzer(t *testing.T) {
	tests := []struct {
		name    string
		input   *configdump.Wrapper
		wantErr error
	}{
		{
			name: "Test1",

          #sudo sh -c 'cat /var/run/secrets/istio/bootstrap/hosts >> /etc/hosts'

          # since we're not overwriting /etc/hosts on k8s, verify that istiod hostname in /etc/hosts
          # matches the value generated by istioctl
          echo "checking istio host"
          SYSTEM_HOST=$(cat /etc/hosts | grep istiod)
          ISTIOCTL_HOST=$(cat /var/run/secrets/istio/bootstrap/hosts | grep istiod)

		Setup(istio.Setup(nil, func(ctx resource.Context, cfg *istio.Config) {
			s := ctx.Settings()
			// TODO test framework has to be enhanced to use istioNamespace in istioctl commands used for VM config
			s.SkipWorkloadClasses = append(s.SkipWorkloadClasses, echo.VM)
			s.DisableDefaultExternalServiceConnectivity = true

			cfg.Values["global.istioNamespace"] = userGroup1NS.Name()

#   tests, but included for completeness.
kind: feature

# area describes the area that this change affects.
# Valid values are:
# - traffic-management
# - security
# - telemetry
# - installation
# - istioctl
# - documentation
area: traffic-management

# issue is a list of GitHub issues resolved in this note.
# If issue is not in the current repo, specify its full URL instead.
issue:
- 49436

	endpoint "github.com/envoyproxy/go-control-plane/envoy/config/endpoint/v3"
	"google.golang.org/protobuf/types/known/anypb"
	"sigs.k8s.io/yaml"

	"istio.io/istio/istioctl/pkg/util/proto"
	"istio.io/istio/pilot/pkg/networking/util"
)

type EndpointFilter struct {
	Address string
	Port    uint32
	Cluster string
	Status  string
}

			err = multierror.Append(err, e)
		}
		// Delete validating and mutating webhook configurations. These can be created outside of generated manifests
		// when installing with istioctl and must be deleted separately.
		if e := c.Kube().AdmissionregistrationV1().ValidatingWebhookConfigurations().DeleteCollection(
			context.Background(), metav1.DeleteOptions{}, metav1.ListOptions{}); e != nil {