// +optional
	Hostname *string `json:"hostname,omitempty" protobuf:"bytes,3,opt,name=hostname"`

	// targetRef is a reference to a Kubernetes object that represents this
	// endpoint.
	// +optional
	TargetRef *v1.ObjectReference `json:"targetRef,omitempty" protobuf:"bytes,4,opt,name=targetRef"`

	// deprecatedTopology contains topology information part of the v1beta1

}

// MakeEndpointAddress helps construct EndpointAddress objects which pass API
// validation.
func MakeEndpointAddress(ip string, pod string) api.EndpointAddress {
	return api.EndpointAddress{
		IP: ip,
		TargetRef: &api.ObjectReference{
			Name:      pod,
			Namespace: metav1.NamespaceDefault,
		},
	}
}

// MakeEndpointPort helps construct EndpointPort objects which pass API
// validation.

}

func TestAddressToEndpoint(t *testing.T) {
	//name: "simple + gate enabled",
	epAddress := v1.EndpointAddress{
		IP:       "10.1.2.3",
		Hostname: "foo",
		NodeName: pointer.String("node-abc"),
		TargetRef: &v1.ObjectReference{
			APIVersion: "v1",
			Kind:       "Pod",
			Namespace:  "default",
			Name:       "foo",
		},
	}
	ready := true
	expectedEndpoint := discovery.Endpoint{

	"targetRef":  "targetRef is a reference to a Kubernetes object that represents this endpoint.",

	endpoint := &discovery.Endpoint{
		Addresses: []string{address.IP},
		Conditions: discovery.EndpointConditions{
			Ready: &ready,
		},
		TargetRef: address.TargetRef,
	}

	if address.NodeName != nil {
		endpoint.NodeName = address.NodeName
	}
	if address.Hostname != "" {
		endpoint.Hostname = &address.Hostname
	}

	return endpoint
}

func endpointFromAddress(address corev1.EndpointAddress, ready bool) discovery.Endpoint {
	ep := discovery.Endpoint{
		Addresses:  []string{address.IP},
		Conditions: discovery.EndpointConditions{Ready: &ready},
		TargetRef:  address.TargetRef,
	}

	if address.NodeName != nil {
		ep.NodeName = address.NodeName
	}

	return ep
}

// allAddressesIPv6 returns true if all provided addresses are IPv6.

  // Label (RFC 1123) validation.
  // +optional
  optional string hostname = 3;

  // targetRef is a reference to a Kubernetes object that represents this
  // endpoint.
  // +optional
  optional k8s.io.api.core.v1.ObjectReference targetRef = 4;

  // topology contains arbitrary topology information associated with the
  // endpoint. These key/value pairs must conform with the label format.

	// fungible (e.g. multiple A values in DNS). Must pass DNS Label (RFC 1123)
	// validation.
	// +optional
	Hostname *string
	// targetRef is a reference to a Kubernetes object that represents this
	// endpoint.
	// +optional
	TargetRef *api.ObjectReference
	// deprecatedTopology is deprecated and only retained for round-trip
	// compatibility with v1beta1 Topology field.  When v1beta1 is removed, this

	"targetRef":          "targetRef is a reference to a Kubernetes object that represents this endpoint.",

  // Label (RFC 1123) validation.
  // +optional
  optional string hostname = 3;

  // targetRef is a reference to a Kubernetes object that represents this
  // endpoint.
  // +optional
  optional k8s.io.api.core.v1.ObjectReference targetRef = 4;

  // deprecatedTopology contains topology information part of the v1beta1
  // API. This field is deprecated, and will be removed when the v1beta1