Operator: v1.NodeSelectorOpIn,
												Values:   []string{"node1"},
											},
										},
									},
								},
							},
						},
					},
				},
			},
			nodeName:            "node1",
			wantPreFilterResult: &framework.PreFilterResult{NodeNames: sets.New("node1")},
			runPreFilter:        true,
		},
		{

			templateGeneration,
			newPod("pod1", "node1", labels),
			hash,
			true,
		},
		{
			"templateGeneration matches, hash doesn't",
			templateGeneration,
			newPod("pod1", "node1", labels),
			hash + "123",
			true,
		},
		{
			"templateGeneration matches, no hash label, has hash",
			templateGeneration,
			newPod("pod1", "node1", labelsNoHash),
			hash,
			true,
		},
		{

			nodeHandler: &testutil.FakeNodeHandler{
				Existing: []*v1.Node{
					{
						ObjectMeta: metav1.ObjectMeta{
							Name: "node1",
						},
					},
				},
				Clientset: fake.NewSimpleClientset(&v1.PodList{Items: []v1.Pod{*testutil.NewPod("pod0", "node0")}}),
			},
			nodeName: "node1",
			taintsToRemove: []*v1.Taint{
				{Key: "key3", Value: "value3", Effect: "NoSchedule"},
			},
			expectedTaints: nil,

	}

	instance1 := "instance-1"

	node1 := "node-1"
	node1Selector := &v1.NodeSelector{
		NodeSelectorTerms: []v1.NodeSelectorTerm{{
			MatchExpressions: []v1.NodeSelectorRequirement{{
				Key:      "kubernetes.io/hostname",
				Operator: v1.NodeSelectorOpIn,
				Values:   []string{node1},
			}},
		}},
	}
	node1Resources := resources{node1: map[string]ResourceModels{
		driver1: {

					Name:              "pod1",
					Namespace:         testNS,
					Addresses:         [][]byte{parseIP("140.140.0.10")},
					Network:           testNW,
					ClusterId:         testC,
					Node:              "node1",
					CanonicalName:     "a",
					CanonicalRevision: "latest",
					ServiceAccount:    "sa1",
					WorkloadType:      workloadapi.WorkloadType_POD,
					WorkloadName:      "pod1",
				},
			},
		},

				Obj(),
			oldNode:      st.MakeNode().Name("node-a").Label("zone", "zone1").Label("node", "node1").Label("foo", "bar").Obj(),
			newNode:      st.MakeNode().Name("node-a").Label("zone", "zone1").Label("node", "node1").Obj(),
			expectedHint: framework.Queue,
		},
		{
			name: "create node with non-related labels",

											Key:      v1.LabelHostname,
											Operator: v1.NodeSelectorOpIn,
											Values: []string{
												"node1",
											},
										},
									},
								},
							},
						},
					},
				},
			},
			expectedNodeNames: []string{
				"node1",
			},
		},
		{
			name: "PV node affinity required single match expression with multiple nodes",

				NodeToStatusMap: NodeToStatusMap{
					// They're inserted by the framework.
					// We don't include them in the reason message because they'd be just duplicates.
					"node1": NewStatus(Unschedulable, "Node(s) failed PreFilter plugin FalsePreFilter"),
					"node2": NewStatus(Unschedulable, "Node(s) failed PreFilter plugin FalsePreFilter"),

        @Override
        public int compare(Node node1, Node node2) {
            if (node1.isPriority() && !node2.isPriority()) {
                return -1;
            } else if (!node1.isPriority() && node2.isPriority()) {
                return 1;
            }
            if (node1.getIndex() > node2.getIndex()) {
                return 1;
            } else if (node1.getIndex() < node2.getIndex()) {
                return -1;

}

// Node1PredicateExtender implements FitPredicate function to return true
// when the given node's name is "node1"; otherwise return false.
func Node1PredicateExtender(pod *v1.Pod, node *framework.NodeInfo) *framework.Status {
	if node.Node().Name == "node1" {
		return framework.NewStatus(framework.Success)
	}