endpointsChangeTracker: NewEndpointsChangeTracker("", nil, v1.IPv4Protocol, nil, nil),
			expectedChanges:        []*endpointsChange{},
			appliedSlices:          []*discovery.EndpointSlice{},
			pendingSlices:          []*discovery.EndpointSlice{},
		},
		"adding initial slice": {
			endpointsChangeTracker: NewEndpointsChangeTracker("", nil, v1.IPv4Protocol, nil, nil),
			expectedChanges: []*endpointsChange{{

						{Name: "sctp-example", TargetPort: intstr.FromInt32(3456), Protocol: v1.ProtocolSCTP},
					},
					Selector:   map[string]string{"foo": "bar"},
					IPFamilies: []v1.IPFamily{v1.IPv4Protocol},
				},
			},
			pods: []*v1.Pod{
				{
					ObjectMeta: metav1.ObjectMeta{
						Namespace:         "default",
						Name:              "pod0",

	initOnly bool,
) (proxy.Provider, error) {
	// Create an ipv4 instance of the single-stack proxier
	ipv4Proxier, err := NewProxier(ctx, v1.IPv4Protocol,
		syncPeriod, minSyncPeriod, masqueradeAll, masqueradeBit,
		localDetectors[v1.IPv4Protocol], hostname, nodeIPs[v1.IPv4Protocol],
		recorder, healthzServer, nodePortAddresses, initOnly)
	if err != nil {
		return nil, fmt.Errorf("unable to create ipv4 proxier: %v", err)
	}

var oldTriggerTimeString = triggerTime.Add(-time.Hour).Format(time.RFC3339Nano)

var ipv4only = []v1.IPFamily{v1.IPv4Protocol}
var ipv6only = []v1.IPFamily{v1.IPv6Protocol}
var ipv4ipv6 = []v1.IPFamily{v1.IPv4Protocol, v1.IPv6Protocol}
var ipv6ipv4 = []v1.IPFamily{v1.IPv6Protocol, v1.IPv4Protocol}

func testPod(namespace string, id int, nPorts int, isReady bool, ipFamilies []v1.IPFamily) *v1.Pod {
	p := &v1.Pod{

) (proxy.Provider, error) {
	// Create an ipv4 instance of the single-stack proxier
	ipv4Proxier, err := NewProxier(ctx, v1.IPv4Protocol, ipt[0], sysctl,
		exec, syncPeriod, minSyncPeriod, masqueradeAll, localhostNodePorts, masqueradeBit,
		localDetectors[v1.IPv4Protocol], hostname, nodeIPs[v1.IPv4Protocol],
		recorder, healthzServer, nodePortAddresses, initOnly)
	if err != nil {

	// Create an ipv4 instance of the single-stack proxier
	ipv4Proxier, err := NewProxier(v1.IPv4Protocol, syncPeriod, minSyncPeriod,
		hostname, nodeIPs[v1.IPv4Protocol], recorder, healthzServer,
		healthzBindAddress, config)

	if err != nil {
		return nil, fmt.Errorf("unable to create ipv4 proxier: %v, hostname: %s, nodeIP:%v", err, hostname, nodeIPs[v1.IPv4Protocol])
	}

	ipv6Proxier, err := NewProxier(v1.IPv6Protocol, syncPeriod, minSyncPeriod,

	// Create an ipv4 instance of the single-stack proxier
	ipv4Proxier, err := NewProxier(ctx, v1.IPv4Protocol, ipt[0], ipvs, ipset, sysctl,
		exec, syncPeriod, minSyncPeriod, filterCIDRs(false, excludeCIDRs), strictARP,
		tcpTimeout, tcpFinTimeout, udpTimeout, masqueradeAll, masqueradeBit,
		localDetectors[v1.IPv4Protocol], hostname, nodeIPs[v1.IPv4Protocol], recorder,
		healthzServer, scheduler, nodePortAddresses, initOnly)
	if err != nil {