},
		{
			testName:      "existing endpoints satisfy",
			serviceName:   "foo",
			ip:            "1.2.3.4",
			endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
			initialState:  makeEndpointsArray("foo", []string{"1.2.3.4"}, []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}),
		},
		{

			ip:            "1.2.3.4",
			endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
			initialState: []runtime.Object{
				makeEndpoints("foo", []string{"1.2.3.4"}, []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}),
			},
			expectCreate: []runtime.Object{
				makeEndpointSlice("foo", []string{"1.2.3.4"}, []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}),
			},

			}, {
				Addresses: []v1.EndpointAddress{{IP: "5.6.7.8", TargetRef: podRef("uid-1")}},
				Ports:     []v1.EndpointPort{{Port: 111}},
			}, {
				Addresses: []v1.EndpointAddress{{IP: "1.2.3.4", TargetRef: podRef("uid-1")}},
				Ports:     []v1.EndpointPort{{Port: 111}},
			}, {
				Addresses: []v1.EndpointAddress{{IP: "1.2.3.4"}},
				Ports:     []v1.EndpointPort{{Port: 111}},
			}},

}

// Test helpers

func protocolPtr(protocol api.Protocol) *api.Protocol {
	return &protocol
}

func generatePorts(n int) []discovery.EndpointPort {
	ports := []discovery.EndpointPort{}
	for i := 0; i < n; i++ {
		ports = append(ports, discovery.EndpointPort{
			Name:     utilpointer.String(fmt.Sprintf("http-%d", i)),
			Protocol: protocolPtr(api.ProtocolTCP),
		})
	}
	return ports
}

	}
	if err := s.AddGeneratedConversionFunc((*v1.EndpointPort)(nil), (*discovery.EndpointPort)(nil), func(a, b interface{}, scope conversion.Scope) error {
		return Convert_v1_EndpointPort_To_discovery_EndpointPort(a.(*v1.EndpointPort), b.(*discovery.EndpointPort), scope)
	}); err != nil {
		return err
	}
	if err := s.AddGeneratedConversionFunc((*discovery.EndpointPort)(nil), (*v1.EndpointPort)(nil), func(a, b interface{}, scope conversion.Scope) error {

	}
	if err := s.AddGeneratedConversionFunc((*v1beta1.EndpointPort)(nil), (*discovery.EndpointPort)(nil), func(a, b interface{}, scope conversion.Scope) error {
		return Convert_v1beta1_EndpointPort_To_discovery_EndpointPort(a.(*v1beta1.EndpointPort), b.(*discovery.EndpointPort), scope)
	}); err != nil {
		return err
	}

		expected *discovery.EndpointSlice
	}{
		"should set appropriate defaults": {
			original: &discovery.EndpointSlice{Ports: []discovery.EndpointPort{{
				Port: utilpointer.Int32(80),
			}}},
			expected: &discovery.EndpointSlice{
				Ports: []discovery.EndpointPort{{
					Name:     &emptyStr,
					Protocol: &protoTCP,
					Port:     utilpointer.Int32(80),
				}},
			},
		},

			servers: []serverInfo{{
				existingIP:     "4.3.2.1",
				id:             "server-1",
				ports:          []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
				expectEndpoint: "4.3.2.1:8080",
			}, {
				existingIP:     "1.2.3.4",
				id:             "server-2",
				ports:          []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
				expectEndpoint: "1.2.3.4:8080",
			}},

	}
}

func portsMatch(epPorts []corev1.EndpointPort, epsPorts []discovery.EndpointPort) bool {
	if len(epPorts) != len(epsPorts) {
		return false
	}

	portsToBeMatched := map[int32]corev1.EndpointPort{}

	for _, epPort := range epPorts {
		portsToBeMatched[epPort.Port] = epPort
	}

	for _, epsPort := range epsPorts {

				Ports:      []discovery.EndpointPort{port443, port80},
			},
			updatedSlice: &discovery.EndpointSlice{
				ObjectMeta: objMeta,
				Ports:      []discovery.EndpointPort{port443},
			},
			expectChanged: true,
		},
		"port added": {
			cache: NewEndpointSliceCache("", v1.IPv4Protocol, nil, nil),
			initialSlice: &discovery.EndpointSlice{
				ObjectMeta: objMeta,
				Ports:      []discovery.EndpointPort{port443},
			},