tests := []struct {
		name        string
		instances   []*model.ServiceInstance
		services    []*model.Service
		listenersOn string
	}{
		{
			name: "internal k8s service with ipv4 & ipv6 endpoint for Kubernetes TCP protocol",
			instances: []*model.ServiceInstance{
				buildServiceInstance(svc, "10.10.10.10"),
				buildServiceInstance(svc, "fd00:10:244:1::11"),
			},

  #   POD_CIDR: the pod CIDR assigned to this node.
  #   POD_GATEWAY: the gateway IP.
  #   MGMT_IP: the IP address assigned to the node's primary network interface
  #     (i.e. the internal IP of the GCE VM).
  #   SERVICE_CIDR: the CIDR used for kubernetes services.
  #   DNS_SERVER_IP: the cluster's DNS server IP address.
  #   DNS_DOMAIN: the cluster's DNS domain, e.g. "cluster.local".
  #

	if err := store.GuaranteedUpdate(ctx, preset[1].key, &example.Pod{}, false, nil, updateFunc, preset[1].obj); err == nil {
		t.Errorf("Unexpected error: %v", err)
	}

	// Delete fails with internal error.
	if err := store.Delete(ctx, preset[1].key, &example.Pod{}, nil, storage.ValidateAllObjectFunc, nil); !storage.IsInternalError(err) {
		t.Errorf("Unexpected error: %v", err)
	}