Weight: 42,
			},
		},
		wantWorkloadMetadata: []string{
			";ns;example;;cluster1a",
			";ns;example;;cluster1a",
			";ns;example;;cluster1b",
			";ns;example;;cluster4",
			";;;;cluster2a",
			";;;;cluster2b",
			";;;;cluster2b",
		},
	},
	{
		name:  "from_network1_cluster1b",
		proxy: makeProxy("network1", "cluster1b"),
		want: []xdstest.LocLbEpInfo{
			{
				LbEps: []xdstest.LbEpInfo{

	registry2Counter := atomic.NewInt32(0)

	for _, r := range registries {
		counter := atomic.NewInt32(0)
		clusterID := r.Cluster()
		if clusterID == "cluster1" {
			counter = registry1Counter
		}
		if clusterID == "cluster2" {
			counter = registry2Counter
		}
		ctrl.AppendServiceHandlerForCluster(clusterID, func(_, curr *model.Service, event model.Event) {
			counter.Add(1)
		})
		ctrl.AddRegistry(r)
	}

				networkManager: &networkManager{
					clusterID: c.ctl.cluster,
					network:   c.ctl.network,
				},
				opts: Options{ClusterID: c.ctl.cluster},
			}
			eb := cc.NewEndpointBuilderFromMetadata(c.proxy)

			assert.Equal(t, eb.labels, c.expected)
		})
	}
}

type testController struct {
	locality string
	cluster  cluster2.ID
	network  network.ID

		nodeLocal = true
	}

	if svc.Spec.ClusterIP == corev1.ClusterIPNone { // headless services should not be load balanced
		resolution = model.Passthrough
	} else if svc.Spec.ClusterIP != "" {
		addrs[0] = svc.Spec.ClusterIP
		if len(svc.Spec.ClusterIPs) > 1 {
			addrs = svc.Spec.ClusterIPs
		}
	}

func (c Clusters) Default() Cluster {
	return c[0]
}

// GetOrDefault returns the given cluster if non-nil. Otherwise returns the first
// Cluster in the list.
func (c Clusters) GetOrDefault(cluster Cluster) Cluster {
	if cluster != nil {
		return cluster
	}
	return c.Default()
}

// GetByName returns the Cluster with the given name or nil if it is not in the list.

	clusterID := srcRegistry.Cluster()
	if len(dst.ClusterVIPs.GetAddressesFor(clusterID)) == 0 {
		newAddresses := src.ClusterVIPs.GetAddressesFor(clusterID)
		dst.ClusterVIPs.SetAddressesFor(clusterID, newAddresses)
	}
}

// NetworkGateways merges the service-based cross-network gateways from each registry.
func (c *Controller) NetworkGateways() []model.NetworkGateway {
	var gws []model.NetworkGateway

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

	"istio.io/api/annotation"
	meshconfig "istio.io/api/mesh/v1alpha1"
	"istio.io/istio/pkg/cluster"
	"istio.io/istio/pkg/config/kube"
	"istio.io/istio/pkg/config/protocol"
)

var (
	domainSuffix = "company.com"
	clusterID    = cluster.ID("test-cluster")
)

func TestConvertProtocol(t *testing.T) {
	http := "http"
	type protocolCase struct {
		port        int32

	}
	labels := labelutil.AugmentLabels(we.Labels, clusterID, locality, "", networkID)
	return &model.WorkloadInstance{
		Endpoint: &model.IstioEndpoint{
			Address: addr,
			// Not setting ports here as its done by k8s controller
			Network: network.ID(we.Network),
			Locality: model.Locality{
				Label:     locality,
				ClusterID: clusterID,
			},
			LbWeight:  we.Weight,
			Namespace: cfg.Namespace,

	PrimaryName() string

	// Config returns the config cluster for this cluster. Will return itself if
	// IsConfig.
	Config() Cluster

	// ConfigName returns the name of the config cluster for this cluster.
	ConfigName() string

	// HTTPProxy returns the HTTP proxy config to connect to the cluster
	HTTPProxy() string

	// Metadata returns the value for a given metadata key for the cluster.

func (p clusterPatcher) conditionallyAppend(l []*cluster.Cluster, hosts []host.Name, clusters ...*cluster.Cluster) []*cluster.Cluster {
	if !p.hasPatches() {
		return append(l, clusters...)
	}
	for _, c := range clusters {
		if patched := p.doPatch(hosts, c); patched != nil {
			l = append(l, patched)
		}
	}
	return l
}

func (p clusterPatcher) insertedClusters() []*cluster.Cluster {