// Act
	// Taint the node
	node3 := node2.DeepCopy()
	node3.Spec.Taints = append(node3.Spec.Taints, v1.Taint{Key: v1.TaintNodeOutOfService, Effect: v1.TaintEffectNoExecute})
	updateErr = informerFactory.Core().V1().Nodes().Informer().GetStore().Update(node3)
	if updateErr != nil {
		t.Fatalf("Update node failed. Expected: <no error> Actual: <%v>", updateErr)
	}

					"node1": NewStatus(Unschedulable, "Node(s) failed Filter plugin FalseFilter-1"),
					"node2": NewStatus(Unschedulable, "Node(s) failed Filter plugin FalseFilter-1"),
					"node3": NewStatus(Unschedulable, "Node(s) failed Filter plugin FalseFilter-1"),
				},
				PostFilterMsg: "Error running PostFilter plugin FailedPostFilter",
			},

     */
    @Nullable
    Dependency getDependency();

    /**
     * Gets the child nodes of this node.
     *
     * @return the child nodes of this node, never {@code null}
     */
    @Nonnull
    List<Node> getChildren();

    /**
     * @return repositories of this node
     */
    @Nonnull
    List<RemoteRepository> getRemoteRepositories();

    /**

	expectedNominatedPods := &nominator{
		nominatedPodToNode: map[types.UID]string{
			medPriorityPodInfo.Pod.UID:   "node1",
			highPriorityPodInfo.Pod.UID:  "node2",
			unschedulablePodInfo.Pod.UID: "node5",
		},
		nominatedPods: map[string][]*framework.PodInfo{
			"node1": {medPriorityPodInfo},
			"node2": {highPriorityPodInfo},

}

func TestOccupyPreExistingCIDR(t *testing.T) {
	// all tests operate on a single node
	testCases := []testCase{
		{
			description: "success, single stack no node allocation",
			fakeNodeHandler: &testutil.FakeNodeHandler{
				Existing: []*v1.Node{
					{
						ObjectMeta: metav1.ObjectMeta{
							Name: "node0",
						},
					},
				},
				Clientset: fake.NewSimpleClientset(),
			},

		} else if status.Code() == framework.Unschedulable {
			failedNodesMap[node.Node().Name] = fmt.Sprintf("FakeExtender: node %q failed", node.Node().Name)
		} else if status.Code() == framework.UnschedulableAndUnresolvable {
			failedAndUnresolvableMap[node.Node().Name] = fmt.Sprintf("FakeExtender: node %q failed and unresolvable", node.Node().Name)
		} else {
			return nil, nil, nil, status.AsError()
		}
	}

	f.FilteredNodes = filtered

			Key:    "kubernetes.io/hostname",
			Values: []string{"node1", "node1"},
		}},
	}}

	topologyMultiValues := []api.TopologySelectorTerm{{
		MatchLabelExpressions: []api.TopologySelectorLabelRequirement{{
			Key:    "kubernetes.io/hostname",
			Values: []string{"node1", "node2"},
		}},
	}}

	topologyEmptyMatchLabelExpressions := []api.TopologySelectorTerm{{

}

// Populates data struct with a single node no volume.
// Calls AddPod() with the same node and new pod/volume.
// Verifies node/volume exists.
// Calls AddPod() with the same node and volume different pod.
// Verifies the same node/volume exists, and 1 volumes to attach.
func Test_AddPod_Positive_NewPodNodeExistsVolumeExists(t *testing.T) {
	// Arrange

        then:
        executes(c, finalizer3)
    }

    def "required nodes added to the graph are executed in dependency order"() {
        given:
        def node1 = requiredNode()
        def node2 = requiredNode(node1)
        def node3 = requiredNode(node2)
        executionPlan.setScheduledWork(scheduledWork(node3, node1, node2))

        when:
        populateGraph()

        then:

	client := clientsetfake.NewSimpleClientset(
		// node1 initially has no IP address.
		makeNodeWithAddress("node1", ""),

		// node2 initially has an invalid IP address.
		makeNodeWithAddress("node2", "invalid-ip"),

		// node3 initially does not exist.
	)

	for i := range chans {
		chans[i] = make(chan error)
		ch := chans[i]
		nodeName := fmt.Sprintf("node%d", i+1)
		expectIP := fmt.Sprintf("192.168.0.%d", i+1)