_, clusterCIDRv4, _ := netutils.ParseCIDRSloppy("10.10.0.0/16")
					return []*net.IPNet{clusterCIDRv4}
				}(),
				ServiceCIDR:          nil,
				SecondaryServiceCIDR: nil,
				NodeCIDRMaskSizes:    []int{24},
			},
			allocatedCIDRs:        nil,
			expectedAllocatedCIDR: nil,
			ctrlCreateFail:        false,
		},
		{
			description: "success, dual stack no node allocation",

		if err != nil {
			return nil, err
		}
	} else {
		var err error

		allocatorParams := ipam.CIDRAllocatorParams{
			ClusterCIDRs:         clusterCIDRs,
			ServiceCIDR:          ic.serviceCIDR,
			SecondaryServiceCIDR: ic.secondaryServiceCIDR,
			NodeCIDRMaskSizes:    nodeCIDRMaskSizes,
		}

	ctx context.Context,
	ic *Controller,
	nodeInformer coreinformers.NodeInformer,
	cloud cloudprovider.Interface,
	kubeClient clientset.Interface,
	clusterCIDRs []*net.IPNet,
	serviceCIDR *net.IPNet,
	nodeCIDRMaskSizes []int,
) (*fakeController, error) {
	return nil, errors.New("Error trying to Init(): legacy cloud provider support disabled at build time")

		}
		if !dualstackServiceCIDR {
			return nil, false, fmt.Errorf("serviceCIDR and secondaryServiceCIDR are not dualstack (from different IPfamiles)")
		}
	}

	nodeCIDRMaskSizes, err := setNodeCIDRMaskSizes(nodeIPAMConfig, clusterCIDRs)
	if err != nil {
		return nil, false, err
	}

	nodeIpamController, err := nodeipamcontroller.NewNodeIpamController(
		ctx,

	// ServiceCIDR is primary service cidr for cluster.
	ServiceCIDR *net.IPNet
	// SecondaryServiceCIDR is secondary service cidr for cluster.
	SecondaryServiceCIDR *net.IPNet
	// NodeCIDRMaskSizes is list of node cidr mask sizes.
	NodeCIDRMaskSizes []int
}

// New creates a new CIDR range allocator.

		}
	}

	// only --node-cidr-mask-size-ipv4 and --node-cidr-mask-size-ipv6 supported with dual stack clusters.
	// --node-cidr-mask-size flag is incompatible with dual stack clusters.
	nodeCIDRMaskSizes, err := setNodeCIDRMaskSizes(controllerContext.ComponentConfig.NodeIPAMController, clusterCIDRs)
	if err != nil {
		return nil, false, err
	}

	nodeIpamController, err := nodeipamcontroller.NewNodeIpamController(

	cidrSets := make([]*cidrset.CidrSet, len(allocatorParams.ClusterCIDRs))
	for idx, cidr := range allocatorParams.ClusterCIDRs {
		cidrSet, err := cidrset.NewCIDRSet(cidr, allocatorParams.NodeCIDRMaskSizes[idx])
		if err != nil {
			return nil, err
		}
		cidrSets[idx] = cidrSet
	}

	ra := &rangeAllocator{
		client:       client,
		clusterCIDRs: allocatorParams.ClusterCIDRs,
		cidrSets:     cidrSets,