st.MakeNode().Name("node-b").Label("zone", "zone1").Label("node", "node-b").Obj(),
				st.MakeNode().Name("node-x").Label("zone", "zone2").Label("node", "node-x").Obj(),
				st.MakeNode().Name("node-y").Label("zone", "zone2").Label("node", "node-y").Obj(),
				st.MakeNode().Name("node-o").Label("zone", "zone3").Label("node", "node-o").Obj(),
				st.MakeNode().Name("node-p").Label("zone", "zone3").Label("node", "node-p").Obj(),
			},

						Region:  "region1",
						Zone:    "zone1",
						SubZone: "subzone1",
					},
				},
				{
					Locality: &core.Locality{
						Region:  "region1",
						Zone:    "zone1",
						SubZone: "subzone1",
					},
				},
				{
					Locality: &core.Locality{
						Region:  "region1",
						Zone:    "zone1",
						SubZone: "subzone2",
					},
				},

			Name: "foo",
		},
		Spec: storage.CSINodeSpec{
			Drivers: []storage.CSINodeDriver{
				{
					Name:         "valid-driver-name",
					NodeID:       "valid-node",
					TopologyKeys: []string{"company.com/zone1", "company.com/zone2"},
				},
			},
		},
	}

	volumeLimitsCases := []struct {
		name     string
		obj      *storage.CSINode
		expected *storage.CSINode
	}{
		{
			"empty allocatable",

		MatchLabelExpressions: []api.TopologySelectorLabelRequirement{{
			Key:    "failure-domain.beta.kubernetes.io/zone",
			Values: []string{"zone1", "zone2"},
		}},
	}, {
		MatchLabelExpressions: []api.TopologySelectorLabelRequirement{{
			Key:    "failure-domain.beta.kubernetes.io/zone",
			Values: []string{"zone2", "zone1"},
		}},
	}}

	cases := map[string]bindingTest{
		"no topology": {

			nodes: []*v1.Node{
				st.MakeNode().Name("node-a").Label("zone", "zone1").Label(v1.LabelHostname, "node-a").Obj(),
				st.MakeNode().Name("node-b").Label("zone", "zone1").Label(v1.LabelHostname, "node-b").Obj(),
				st.MakeNode().Name("node-x").Label("zone", "zone2").Label(v1.LabelHostname, "node-x").Obj(),
			},
			failedNodes: []*v1.Node{
				st.MakeNode().Name("node-y").Label("zone", "zone2").Label(v1.LabelHostname, "node-y").Obj(),
			},

		},
		Spec: storageapi.CSINodeSpec{
			Drivers: []storageapi.CSINodeDriver{
				{
					Name:         "valid-driver-name",
					NodeID:       "valid-node",
					TopologyKeys: []string{"company.com/zone1", "company.com/zone2"},
				},
			},
		},
	}
}

func TestCreate(t *testing.T) {
	storage, server := newStorage(t)
	defer server.Terminate(t)
	defer storage.Store.DestroyFunc()

				testutil.CreateZoneID("region1", "zone1"): stateFullDisruption,
				testutil.CreateZoneID("region1", "zone2"): stateNormal,
			},
			expectedFollowingStates: map[string]ZoneState{
				testutil.CreateZoneID("region1", "zone1"): stateFullDisruption,
				testutil.CreateZoneID("region1", "zone2"): stateNormal,
			},
		},
		"Full Disruption: all the Nodes in both the zones are down": {
			nodeList: []*v1.Node{
				{

		{
			name:         "update node topologyKey",
			pod:          st.MakePod().Name("p").PodAffinityIn("service", "zone", []string{"securityscan", "value2"}, st.PodAffinityWithRequiredReq).Obj(),
			oldNode:      st.MakeNode().Name("node-a").Label("zone", "zone1").Obj(),
			newNode:      st.MakeNode().Name("node-a").Label("zone", "zone2").Obj(),
			expectedHint: framework.Queue,
		},
		{
			name:         "update node lable but not topologyKey",

				Protocol: protocol.HTTP,
			},
		},
	}
	m.AddService(svc)
	localities := []string{
		"region1/zone1/subzone1",
		"region1/zone1/subzone2",
		"region1/zone2/subzone1",
		"region2/zone1/subzone1",
		"region2/zone1/subzone2",
		"region2/zone2/subzone1",
		"region2/zone2/subzone2",
	}
	for i, locality := range localities {
		_, _ = i, locality
		m.AddInstance(&model.ServiceInstance{

	}{
		{
			name: "node updates label which matches topologyKey",
			pod: st.MakePod().Name("p").SpreadConstraint(1, "zone", v1.DoNotSchedule, fooSelector, nil, nil, nil, nil).
				Obj(),
			oldNode:      st.MakeNode().Name("node-a").Label("zone", "zone1").Obj(),
			newNode:      st.MakeNode().Name("node-a").Label("zone", "zone2").Obj(),
			expectedHint: framework.Queue,
		},
		{