EnsureDummyDevice(devName string) (exist bool, err error)
	// DeleteDummyDevice deletes the given dummy device by name.
	DeleteDummyDevice(devName string) error
	// ListBindAddress will list all IP addresses which are bound in a given interface
	ListBindAddress(devName string) ([]string, error)
	// GetAllLocalAddresses return all local addresses on the node.
	// Only the addresses of the current family are returned.

		return fmt.Errorf("error deleting a non-exist interface: %s", devName)
	}
	delete(h.localAddresses, devName)
	return nil
}

// ListBindAddress is a mock implementation
func (h *FakeNetlinkHandle) ListBindAddress(devName string) ([]string, error) {
	if len(devName) == 0 {
		return nil, fmt.Errorf("device name can't be empty")
	}
	if _, ok := h.localAddresses[devName]; !ok {

	if !ok {
		return fmt.Errorf("expect dummy device, got device type: %s", link.Type())
	}
	return h.LinkDel(dummy)
}

// ListBindAddress will list all IP addresses which are bound in a given interface
func (h *netlinkHandle) ListBindAddress(devName string) ([]string, error) {
	dev, err := h.LinkByName(devName)
	if err != nil {
		return nil, fmt.Errorf("error get interface: %s, err: %v", devName, err)
	}

	})

	fp.servicesSynced = true

	// first, add multi-port service1
	fp.OnServiceAdd(service1)
	fp.syncProxyRules()
	remainingAddrs, _ := fp.netlinkHandle.ListBindAddress(defaultDummyDevice)
	// should only remain address "172.16.55.4"
	if len(remainingAddrs) != 1 {
		t.Errorf("Expected number of remaining bound addrs after cleanup to be %v. Got %v", 1, len(remainingAddrs))
	}