}{
		{
			name: "graceful delete, no connections results in deleting the real server immediatetly",
			vs: &utilipvs.VirtualServer{
				Address:  netutils.ParseIPSloppy("1.1.1.1"),
				Protocol: "tcp",
				Port:     uint16(80),
			},
			rs: &utilipvs.RealServer{
				Address:      netutils.ParseIPSloppy("10.0.0.1"),
				Port:         uint16(80),
				Weight:       100,
				ActiveConn:   0,
				InactiveConn: 0,
			},

					_, clusterCIDRv4, _ := netutils.ParseCIDRSloppy("127.123.234.0/8")
					_, clusterCIDRv6, _ := netutils.ParseCIDRSloppy("ace:cab:deca::/84")
					_, clusterCIDRv4_2, _ := netutils.ParseCIDRSloppy("10.0.0.0/8")
					return []*net.IPNet{clusterCIDRv4, clusterCIDRv6, clusterCIDRv4_2}
				}(),
				ServiceCIDR: func() *net.IPNet {
					_, serviceCIDR, _ := netutils.ParseCIDRSloppy("127.123.234.0/26")
					return serviceCIDR

			if err := r.Release(released); err != nil {
				t.Fatal(err)
			}
			for _, outOfRange := range tc.outOfRange {
				err = r.Allocate(netutils.ParseIPSloppy(outOfRange))
				if _, ok := err.(*ErrNotInRange); !ok {
					t.Fatal(err)
				}
			}
			if err := r.Allocate(netutils.ParseIPSloppy(tc.alreadyAllocated)); err != ErrAllocated {
				t.Fatal(err)
			}
			if f := r.Free(); f != 1 {

	utilerrors "k8s.io/apimachinery/pkg/util/errors"
	netutils "k8s.io/utils/net"
)

func TestServerRunOptionsValidate(t *testing.T) {
	testCases := []struct {
		name        string
		testOptions *ServerRunOptions
		expectErr   string
	}{
		{
			name: "Test when MaxRequestsInFlight is negative value",
			testOptions: &ServerRunOptions{
				AdvertiseAddress:            netutils.ParseIPSloppy("192.168.10.10"),

				Weight:          1,
				Address:         netutils.ParseIPSloppy("1.2.3.4"),
			},
			RealServer{
				Address: netutils.ParseIPSloppy("1.2.3.4"),
				Port:    54321,
				Weight:  1,
			},
		},
		{
			libipvs.Destination{
				Port:            53,
				ConnectionFlags: 0,
				Weight:          1,
				Address:         netutils.ParseIPSloppy("2002::cafe"),
			},
			RealServer{

					addrs: []net.Addr{
						&net.IPNet{IP: netutils.ParseIPSloppy("1.2.3.4"), Mask: net.CIDRMask(30, 32)},
						&net.IPNet{IP: netutils.ParseIPSloppy("2001:db8::1"), Mask: net.CIDRMask(64, 128)},
					},
				},
				{
					itf: net.Interface{Index: 1, MTU: 0, Name: "lo", HardwareAddr: nil, Flags: 0},
					addrs: []net.Addr{
						&net.IPNet{IP: netutils.ParseIPSloppy("127.0.0.1"), Mask: net.CIDRMask(8, 32)},

		allocator, err := r.getAllocator(netutils.ParseIPSloppy("10.0.0.11"))
		if err != nil {
			return false, nil
		}
		allocator.ipAddressSynced = func() bool { return true }
		return allocator.ready.Load(), nil
	})
	if err != nil {
		t.Fatal(err)
	}
	// allocate one IP from the new allocator
	err = r.Allocate(netutils.ParseIPSloppy("10.0.0.11"))
	if err != nil {

			if err := r.Release(released); err != nil {
				t.Fatal(err)
			}
			for _, outOfRange := range tc.outOfRange {
				err = r.Allocate(netutils.ParseIPSloppy(outOfRange))
				if err == nil {
					t.Fatalf("unexpacted allocating of %s", outOfRange)
				}
			}
			if err := r.Allocate(netutils.ParseIPSloppy(tc.alreadyAllocated)); err == nil {
				t.Fatalf("unexpected allocation of %s", tc.alreadyAllocated)
			}

	_, ipv4cidr, err := netutils.ParseCIDRSloppy("192.168.0.0/24")
	if err != nil {
		t.Fatalf("Unexpected error %v", err)
	}

	_, ipv6cidr, err := netutils.ParseCIDRSloppy("2001:db8::/112")
	if err != nil {
		t.Fatalf("Unexpected error %v", err)
	}

	ipv4address := netutils.ParseIPSloppy("192.168.1.1")
	ipv6address := netutils.ParseIPSloppy("2001:db8::1")

	tests := []struct {

	}
}

func TestRepairLeakDualStack(t *testing.T) {
	clearMetrics()
	_, cidr, _ := netutils.ParseCIDRSloppy("192.168.1.0/24")
	previous, err := ipallocator.NewInMemory(cidr)
	if err != nil {
		t.Fatal(err)
	}

	previous.Allocate(netutils.ParseIPSloppy("192.168.1.10"))

	_, secondaryCIDR, _ := netutils.ParseCIDRSloppy("2000::/108")
	secondaryPrevious, err := ipallocator.NewInMemory(secondaryCIDR)