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"},
			},

			newNode:         newNode("node1", nil),
			ds:              newDaemonSet("ds"),
			shouldEnqueue:   true,
			expectedCreates: func() int { return 0 },
		},
		{
			test:    "Node Allocatable changed",
			oldNode: newNode("node1", nil),
			newNode: func() *v1.Node {
				node := newNode("node1", nil)
				node.Status.Allocatable = allocatableResources("200M", "200m")
				return node
			}(),

		Core(s) per socket:  64
		Socket(s):           2
		NUMA node(s):        8 (NPS=4)
		NUMA node0 CPU(s):   0-15,128-143
		NUMA node1 CPU(s):   16-31,144-159
		NUMA node2 CPU(s):   32-47,160-175
		NUMA node3 CPU(s):   48-63,176-191
		NUMA node4 CPU(s):   64-79,192-207
		NUMA node5 CPU(s):   80-95,208-223
		NUMA node6 CPU(s):   96-111,224-239
		NUMA node7 CPU(s):   112-127,240-255
	*/

			},
		},
	}
	node1 := &v1.Node{
		ObjectMeta: metav1.ObjectMeta{Name: "node-1"},
		Status:     nodeReadyStatus,
	}
	node2 := &v1.Node{
		ObjectMeta: metav1.ObjectMeta{Name: "node-2"},
		Status:     nodeReadyStatus,
	}
	logger, _ := ktesting.NewTestContext(t)
	esController.nodeStore.Add(node1)
	esController.nodeStore.Add(node2)
	esController.addNode()
	esController.addNode()

}

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(),
			},

		testSchedulerProfile2 = "test-scheduler-profile-2"
		testSchedulerProfile3 = "test-scheduler-profile-3"
	)

	nodes := []runtime.Object{
		st.MakeNode().Name("node1").UID("node1").Obj(),
		st.MakeNode().Name("node2").UID("node2").Obj(),
		st.MakeNode().Name("node3").UID("node3").Obj(),
	}

	cases := []struct {
		name                        string

			if matchExpr.Key == v1.LabelHostname && matchExpr.Operator == v1.NodeSelectorOpIn {
				if nodes == nil {
					nodes = sets.New(matchExpr.Values...)
				} else {
					nodes = nodes.Intersection(sets.New(matchExpr.Values...))
				}
			}
		}
		result = result.Union(nodes)
	}

	return sets.List(result)
}

// GetPodVolumeNames returns names of volumes that are used in a pod,

			}
		}
		return true
	}

	for i, testcase := range tests {
		node := v1.Node{
			Status: v1.NodeStatus{
				Capacity:    copyResourceList(testcase.capacity),
				Allocatable: copyResourceList(testcase.allocatable),
			},
		}
		node2 := roundTrip(t, runtime.Object(&node)).(*v1.Node)
		actual := node2.Status.Allocatable
		expected := testcase.expectedAllocatable

				// take the intersection of the nodes with the existing eligible nodes
				// for cases if PV1 has node affinity to node1 and PV2 has node affinity to node2,
				// then the eligible node list should be empty.
				eligibleNodes = eligibleNodes.Intersection(sets.New(nodeNames...))
			}
		}
	}

	if len(errs) > 0 {

		},
		{
			in: &api.Pod{
				Status: api.PodStatus{NominatedNodeName: "node1"},
			},
			fieldSelector: fields.ParseSelectorOrDie("status.nominatedNodeName=node1"),
			expectMatch:   true,
		},
		{
			in: &api.Pod{
				Status: api.PodStatus{NominatedNodeName: "node1"},
			},
			fieldSelector: fields.ParseSelectorOrDie("status.nominatedNodeName=node2"),
			expectMatch:   false,
		},
		{
			in: &api.Pod{