expect:
        def converter = adapter.newGraph()
        def model1 = converter.adapt(TestModel.class, protocolModel1)
        def model2 = converter.adapt(TestModel.class, protocolModel2)
        !model1.is(model2)
        model1.project.is(model2.project)

        def otherModel1 = converter.adapt(TestModel.class, protocolModel1)
        model1.is(otherModel1)
    }

					"v1.8.1": {"node1"},
				},
				KubeControllerManagerVersions: map[string][]string{
					"v1.8.1": {"node1"},
				},
				KubeSchedulerVersions: map[string][]string{
					"v1.8.1": {"node1"},
				},
				KubeletVersions: map[string][]string{
					"v1.8.1": {"node1"},
				},
				EtcdVersions: map[string][]string{
					"3.0.17": {"node1"},
				},
				KubeadmVersion: "v1.8.2",

			nodes: []*v1.Node{
				st.MakeNode().Name("node1").Capacity(map[v1.ResourceName]string{"cpu": "4000", "memory": "10000"}).Obj(),
				st.MakeNode().Name("node2").Capacity(map[v1.ResourceName]string{"cpu": "4000", "memory": "10000"}).Obj(),
			},
			existingPods: []*v1.Pod{
				st.MakePod().Node("node1").Obj(),
				st.MakePod().Node("node1").Obj(),
				st.MakePod().Node("node2").Obj(),

			pods: []corev1.Pod{
				*testutil.NewPod("pod1", "node1"),
				*addToleration(testutil.NewPod("pod2", "node1"), 1, 1),
				*addToleration(testutil.NewPod("pod3", "node1"), 1, -1),
			},
			oldNode: testutil.NewNode("node1"),
			newNode: addTaintsToNode(testutil.NewNode("node1"), "testTaint1", "taint1", []int{1}),
			expectedDeleteTimes: durationSlice{
				{[]string{"pod1"}, 0},

        model.includedBuilds.size() == 1

        def model1 = model.includedBuilds[0]
        model1.rootDir == dir1
        model1.includedBuilds.size() == 1

        def model2 = model1.includedBuilds[0]
        model2.rootDir == dir2
        model2.includedBuilds.empty

        model.editableBuilds.size() == 2
        model.editableBuilds[0] == model1
        model.editableBuilds[1] == model2

			expectedList: []framework.NodeScore{{Name: "node1", Score: framework.MaxNodeScore}, {Name: "node2", Score: 0}, {Name: "node3", Score: 0}},
		},
		// the node1(node1) that have the label {"region": "China"} (match the topology key) and that have existing pods that match the labelSelector get high score
		// the node2(node2) that have the label {"region": "China"}, match the topology key and have the same label value with node1, get the same high score with node1

			nodes: []*v1.Node{
				st.MakeNode().Name("node1").Capacity(map[v1.ResourceName]string{"cpu": "10000", "memory": "20000"}).Obj(),
				st.MakeNode().Name("node2").Capacity(map[v1.ResourceName]string{"cpu": "10000", "memory": "20000"}).Obj(),
			},
			existingPods: []*v1.Pod{
				st.MakePod().Node("node1").Req(map[v1.ResourceName]string{"cpu": "3000", "memory": "0"}).Obj(),

    @Override
    public CustomModel execute(BuildController controller) {
        CustomModel model1 = controller.getModel(CustomModel.class);
        CustomModel model2 = controller.getModel(CustomModel.class);
        assert model1.getThing() == model2.getThing();
        return model1;
    }

	}{
		{User: node1, Decision: authorizer.DecisionAllow, Secret: "node1-only"},
		{User: node1, Decision: authorizer.DecisionAllow, Secret: "node1-node2-only"},
		{User: node1, Decision: authorizer.DecisionAllow, Secret: "shared-all"},

		{User: node2, Decision: authorizer.DecisionNoOpinion, Secret: "node1-only"},
		{User: node2, Decision: authorizer.DecisionAllow, Secret: "node1-node2-only"},

	topoMismatchClass        = "topoMismatchClass"

	// nodes objects
	node1         = makeNode("node1").withLabel(nodeLabelKey, "node1").Node
	node2         = makeNode("node2").withLabel(nodeLabelKey, "node2").Node
	node1NoLabels = makeNode("node1").Node
	node1Zone1    = makeNode("node1").withLabel("topology.gke.io/zone", "us-east-1").Node
	node1Zone2    = makeNode("node1").withLabel("topology.gke.io/zone", "us-east-2").Node

	// csiNode objects