c.queue.Add(cidr)
	}
}

// overlappingServiceCIDRs, given a ServiceCIDR return the ServiceCIDRs that contain or are contained,
// this is required because adding or removing a CIDR will require to recompute the
// state of each ServiceCIDR to check if can be unblocked on deletion.
func (c *Controller) overlappingServiceCIDRs(serviceCIDR *networkingapiv1alpha1.ServiceCIDR) []string {
	c.muTree.Lock()

			tCtx := ktesting.Init(t)
			_, controller := newController(tCtx, t, tt.cidrs, nil)
			err := controller.syncCIDRs()
			if err != nil {
				t.Fatal(err)
			}
			if got := controller.overlappingServiceCIDRs(tt.cidr); !cmp.Equal(got, tt.want, cmpopts.SortSlices(func(a, b string) bool { return a < b })) {
				t.Errorf("Controller.cidrToCidrs() = %v, want %v", got, tt.want)
			}
		})
	}