"sigs.k8s.io/controller-runtime/pkg/client/config"
	"sigs.k8s.io/controller-runtime/pkg/manager"
	"sigs.k8s.io/controller-runtime/pkg/manager/signals"
	ctrlmetrics "sigs.k8s.io/controller-runtime/pkg/metrics"
	metricsserver "sigs.k8s.io/controller-runtime/pkg/metrics/server"

	root "istio.io/istio/operator/cmd/mesh"
	"istio.io/istio/operator/pkg/apis"
	"istio.io/istio/operator/pkg/controller"

	serverLog           = log.RegisterScope("server", "echo server")
	_         io.Closer = &Instance{}
)

// Instance of the Echo server.
type Instance struct {
	Config

	endpoints     []endpoint.Instance
	metricsServer *http.Server
	ready         uint32
}

// New creates a new server instance.
func New(config Config) *Instance {
	log.Infof("Creating Server with config:\n%s", config)
	config.Dialer = config.Dialer.FillInDefaults()

	metricsLogIf(GlobalContext, err)
}

type metricsV3Server struct {
	registry *prometheus.Registry
	opts     promhttp.HandlerOpts
	authFn   func(http.Handler) http.Handler

	metricsData *metricsV3Collection
}

func newMetricsV3Server(authType prometheusAuthType) *metricsV3Server {
	registry := prometheus.NewRegistry()
	authFn := AuthMiddleware
	if authType == prometheusPublic {

	// Metrics v3!
	metricsV3Server := newMetricsV3Server(authType)

	// Register metrics v3 handler. It also accepts an optional query
	// parameter `?list` - see handler for details.
	metricsRouter.Methods(http.MethodGet).Path(metricsV3Path + "{pathComps:.*}").Handler(metricsV3Server)

*/

package cel

import (
	"context"
	"strings"
	"testing"
	"time"

	"k8s.io/component-base/metrics/legacyregistry"
	"k8s.io/component-base/metrics/testutil"
)

type metricsObserver func()

func TestNoUtils(t *testing.T) {

	metrics := []string{
		"apiserver_validating_admission_policy_definition_total",
		"apiserver_validating_admission_policy_check_total",