// 'in' services.
func (sd *ServiceDiscovery) GetProxyServiceTargets(node *model.Proxy) []model.ServiceTarget {
	sd.mutex.Lock()
	defer sd.mutex.Unlock()
	if sd.WantGetProxyServiceTargets != nil {
		return sd.WantGetProxyServiceTargets
	}
	out := make([]model.ServiceTarget, 0)
	for _, ip := range node.IPAddresses {
		si, found := sd.ip2instance[ip]
		if found {

	if err != nil {
		return 0
	}

	env := &model.Environment{}
	store := model.NewFakeStore()

	env.ConfigStore = store
	sd := memory.NewServiceDiscovery(services...)
	sd.WantGetProxyServiceTargets = slices.Map(serviceInstances, model.ServiceInstanceToTarget)
	env.ServiceDiscovery = sd

	env.Watcher = mesh.NewFixedWatcher(m)
	env.EndpointIndex = model.NewEndpointIndex(model.DisabledCache{})
	env.Init()

		},
		{
			Service: &model.Service{
				CreationTime: tnow,
				Hostname:     host.Name("test2.com"),
			},
		},
	}

	serviceDiscovery := memory.NewServiceDiscovery()
	serviceDiscovery.WantGetProxyServiceTargets = instances

	env := &model.Environment{
		ServiceDiscovery: serviceDiscovery,
	}

	proxy := &model.Proxy{}
	proxy.SetServiceTargets(env)

	assert.Equal(t, len(proxy.ServiceTargets), 3)

				}
			}

			cg := NewConfigGenTest(t, TestOptions{
				ConfigPointers: []*config.Config{cfg},
				Services:       []*model.Service{tc.service},
			})

			cg.MemRegistry.WantGetProxyServiceTargets = targets
			proxy := cg.SetupProxy(nil)
			cb := NewClusterBuilder(proxy, &model.PushRequest{Push: cg.PushContext()}, nil)
			ec := newClusterWrapper(tc.cluster)

			Configs = append(Configs, tt.gateways...)
			Configs = append(Configs, tt.virtualServices...)
			cg := NewConfigGenTest(t, TestOptions{
				Configs: Configs,
			})
			cg.MemRegistry.WantGetProxyServiceTargets = tt.node.ServiceTargets
			proxy := cg.SetupProxy(&proxyGateway)
			if tt.node.Metadata != nil {
				proxy.Metadata = tt.node.Metadata
			} else {
				proxy.Metadata = &proxyGatewayMetadata
			}