}, {
		name:             "internalTrafficPolicy: Local, with empty endpoints",
		serviceInfo:      &BaseServicePortInfo{internalPolicyLocal: true},
		endpoints:        []Endpoint{},
		clusterEndpoints: nil,
		localEndpoints:   sets.New[string](),
	}, {
		name:        "internalTrafficPolicy: Local, but all endpoints are remote",

		externalName = svc.Spec.ExternalName
		if features.EnableExternalNameAlias {
			resolution = model.Alias
		} else {
			resolution = model.DNSLB
		}
	}
	if svc.Spec.InternalTrafficPolicy != nil && *svc.Spec.InternalTrafficPolicy == corev1.ServiceInternalTrafficPolicyLocal {
		nodeLocal = true
	}

	if svc.Spec.ClusterIP == corev1.ClusterIPNone { // headless services should not be load balanced

				Selector:  map[string]string{"foo": "bar"},
				Ports:     []v1.ServicePort{{Name: "", TargetPort: intstr.FromInt32(80), Protocol: v1.ProtocolTCP}},
			},
		}
		if tc.internalTrafficPolicy != nil {
			svc.Spec.InternalTrafficPolicy = tc.internalTrafficPolicy
		}

		fp.OnServiceAdd(svc)

		// Add initial endpoint slice
		endpointSlice := &discovery.EndpointSlice{
			ObjectMeta: metav1.ObjectMeta{

					Selector:  map[string]string{"foo": "bar"},
					Ports:     []v1.ServicePort{{Name: "", Port: 80, Protocol: v1.ProtocolTCP}},
				},
			}
			if tc.internalTrafficPolicy != nil {
				svc.Spec.InternalTrafficPolicy = tc.internalTrafficPolicy
			}

			fp.OnServiceAdd(svc)

			endpointSlice := &discovery.EndpointSlice{
				ObjectMeta: metav1.ObjectMeta{

			name:                          "must set default internalTrafficPolicy",
			expectedInternalTrafficPolicy: &cluster,
			svc:                           v1.Service{},
		},
		{
			name:                          "must not set default internalTrafficPolicy when it's cluster",
			expectedInternalTrafficPolicy: &cluster,
			svc: v1.Service{
				Spec: v1.ServiceSpec{
					InternalTrafficPolicy: &cluster,
				},
			},
		},

	}

	if obj.Spec.InternalTrafficPolicy == nil {
		if obj.Spec.Type == v1.ServiceTypeNodePort || obj.Spec.Type == v1.ServiceTypeLoadBalancer || obj.Spec.Type == v1.ServiceTypeClusterIP {
			serviceInternalTrafficPolicyCluster := v1.ServiceInternalTrafficPolicyCluster
			obj.Spec.InternalTrafficPolicy = &serviceInternalTrafficPolicyCluster
		}
	}

				workloadapi.LoadBalancing_REGION,
				workloadapi.LoadBalancing_ZONE,
				workloadapi.LoadBalancing_SUBZONE,
			},
			Mode: workloadapi.LoadBalancing_FAILOVER,
		}
	}
	if itp := svc.Spec.InternalTrafficPolicy; itp != nil && *itp == v1.ServiceInternalTrafficPolicyLocal {
		lb = &workloadapi.LoadBalancing{
			// Only allow endpoints on the same node.
			RoutingPreference: []workloadapi.LoadBalancing_Scope{

	normalizeClusterIPs(After{service}, Before{nil})

	// Set ipFamilies and ipFamilyPolicy if needed.
	r.defaultOnReadIPFamilies(service)

	// We unintentionally defaulted internalTrafficPolicy when it's not needed
	// for the ExternalName type. It's too late to change the field in storage,
	// but we can drop the field when read.
	defaultOnReadInternalTrafficPolicy(service)
}

			Namespace: namespace,
		},
		Spec: corev1.ServiceSpec{
			Ports: []corev1.ServicePort{
				{
					Name:     "http",
					Port:     80,
					Protocol: corev1.ProtocolTCP,
				},
			},
			InternalTrafficPolicy: &local,
		},
	}

	service := ConvertService(svc, domainSuffix, clusterID, nil)
	if service == nil {
		t.Fatalf("could not convert service")
	}

	if !service.Attributes.NodeLocal {

	localTrafficDSR := service.Spec.ExternalTrafficPolicy == v1.ServiceExternalTrafficPolicyLocal
	var internalTrafficLocal bool
	if service.Spec.InternalTrafficPolicy != nil {
		internalTrafficLocal = *service.Spec.InternalTrafficPolicy == v1.ServiceInternalTrafficPolicyLocal
	}
	hcnImpl := proxier.hcn
	err := hcnImpl.DsrSupported()
	if err != nil {
		preserveDIP = false
		localTrafficDSR = false
	}