c.UpdateEndpointPortCache(types.NamespacedName{Namespace: "ns1", Name: "svc1"}, spCacheInefficient)
	expectNumEndpointsAndSlices(t, c, 2, 13, 30)

	c.UpdateEndpointPortCache(types.NamespacedName{Namespace: "ns1", Name: "svc2"}, spCacheEfficient)
	expectNumEndpointsAndSlices(t, c, 4, 15, 110)

	c.UpdateEndpointPortCache(types.NamespacedName{Namespace: "ns1", Name: "svc3"}, spCacheInefficient)
	expectNumEndpointsAndSlices(t, c, 6, 28, 140)

      uri:
        exact: /baz
    name: allowed-2.http.1
    route:
    - destination:
        host: svc2.allowed-2.svc.domain.suffix
        port:
          number: 80
  - match:
    - uri:
        prefix: /foo/bar
    name: allowed-2.http.0
    route:
    - destination:
        host: svc2.allowed-2.svc.domain.suffix
        port:
          number: 80
  - match:
    - headers:
        my-header:

)

func TestVirtualServerEqual(t *testing.T) {
	Tests := []struct {
		svcA   *VirtualServer
		svcB   *VirtualServer
		equal  bool
		reason string
	}{
		{
			svcA: &VirtualServer{
				Address:   netutils.ParseIPSloppy("10.20.30.40"),
				Protocol:  "",
				Port:      0,
				Scheduler: "wrr",
				Flags:     0,
				Timeout:   0,
			},
			svcB: &VirtualServer{
				Address:   netutils.ParseIPSloppy("10.20.30.41"),

	})

	return matchingSvcs
}

// servicePortMap build a map of ports and protocols for each Service. e.g. m[80]["TCP"] -> svcA, svcB, svcC
func servicePortMap(svcs []ServiceSpecWithName) PortMap {
	portMap := PortMap{}

	for _, swn := range svcs {
		svc := swn.Spec
		for _, sPort := range svc.Ports {
			// If it is the first occurrence of this port, create a ProtocolMap
			if _, ok := portMap[sPort.Port]; !ok {

  type: ExternalName
---
apiVersion: v1
kind: Service
metadata:
  name: nginx-svc2
  namespace: nginx-ns2
spec:
  externalName: nginx.example.com
  ports:
  - port: 443
    protocol: TCP
    targetPort: 443
  type: ExternalName
--- 
apiVersion: v1
kind: Service
metadata:
  name: nginx-svc3
  namespace: nginx-ns3
spec:
  externalName: nginx.example.com
  ports:
  - name: tcp

apiVersion: v1
kind: Service
metadata:
  name: prune-svc
  labels:
    prune-group: "true"
spec:
  selector:
    prune-group-nomatch: "true"
  ports:
  - port: 80

		},
		{
			name: "reconcile IPAddresses dual stack",
			svcs: []*v1.Service{newService("test-svc", []string{"10.0.1.1", "2001:db8::10"})},
			ipAddresses: []*networkingv1alpha1.IPAddress{
				newIPAddress("10.0.1.1", newService("test-svc2", []string{"10.0.1.1"})),
				newIPAddress("2001:db8::10", newService("test-svc2", []string{"2001:db8::10"})),
			},

		{Name: svc1.Name, Namespace: svc1.Namespace}: svc1,
		{Name: svc2.Name, Namespace: svc2.Namespace}: svc2,
	}
	expectedEpsState := map[types.NamespacedName]*discoveryv1.EndpointSlice{
		{Name: eps1.Name, Namespace: eps1.Namespace}: eps1,
		{Name: eps2.Name, Namespace: eps2.Namespace}: eps2,
	}

	// Setup fake api client.
	client := fake.NewSimpleClientset(svc1, svc2, eps2, eps1)

			Name:      "c",
		},
	}
	svcA := &model.ServiceInfo{
		Service: &workloadapi.Service{
			Name:      "a",
			Namespace: "default",
			Hostname:  "a.default.svc.cluster.local",
		},
	}
	svcB := &model.ServiceInfo{
		Service: &workloadapi.Service{
			Name:      "b",
			Namespace: "default",
			Hostname:  "b.default.svc.cluster.local",
		},
	}
	svcC := &model.ServiceInfo{

			namespacedName: types.NamespacedName{Name: "svc1", Namespace: "ns1"},
			endpointSlices: []*discovery.EndpointSlice{
				generateEndpointSlice("svc1", "ns1", 1, 3, 999, 999, []string{}, []*int32{ptr.To[int32](80)}),
				generateEndpointSlice("svc1", "ns1", 2, 3, 999, 999, []string{}, []*int32{ptr.To[int32](80)}),
			},
			expectedMap: map[ServicePortName][]*BaseEndpointInfo{
				makeServicePortName("ns1", "svc1", "port-0", v1.ProtocolTCP): {