Output output(int32_t i) const;

  Node* node() const { return node_; }

  uint64 hash(int32_t index) const;

  bool operator==(const Operation& other) const { return node_ == other.node_; }

 private:
  typedef std::vector<std::pair<Node*, int32>> Inputs;
  static Inputs GetInputs(Node* node);

  Inputs inputs_;
  Node* node_;
};

/// Represents a tensor value produced by an Operation.

				st.MakePod().Name("p2").UID("p2").Namespace(v1.NamespaceDefault).Node("node2").Req(mediumRes).Obj(),
			},
			// even though node1 will fail with error but node2 will still be returned as a valid nominated node.
			nodes: []*v1.Node{
				st.MakeNode().Name("node1").Capacity(largeRes).Label("error", "true").Obj(),
				st.MakeNode().Name("node2").Capacity(largeRes).Obj(),
			},

            [
                taskMatcher("node1", ":producer:producer", []),
                transformStepMatcher("node2", expectedTransformId1, ["node1"]),
                transformStepMatcher("node3", expectedTransformId2, ["node1"]),
                taskMatcher("node4", ":consumer1:resolve", ["node2"]),
                taskMatcher("node5", ":consumer2:resolve", ["node3"]),
            ]
        )

				nodeInfos = append(nodeInfos, ni)
			}
			nodes, _ := nodesWherePreemptionMightHelp(nodeInfos, tt.nodesStatuses)
			if len(tt.expected) != len(nodes) {
				t.Errorf("number of nodes is not the same as expected. exptectd: %d, got: %d. Nodes: %v", len(tt.expected), len(nodes), nodes)
			}
			for _, node := range nodes {
				name := node.Node().Name
				if _, found := tt.expected[name]; !found {

		st.MakePod().Name("pod4").UID("pod4").SchedulerName("match-node3").Obj(),
	}
	wantBindings := map[string]string{
		"pod1": "node3",
		"pod2": "node2",
		"pod3": "node2",
		"pod4": "node3",
	}
	wantControllers := map[string]string{
		"pod1": "match-node3",
		"pod2": "match-node2",
		"pod3": "match-node2",
		"pod4": "match-node3",
	}

	// Set up scheduler for the 3 nodes.

											Values: []string{
												"node1",
												"node2",
											},
										},
									},
								},
							},
						},
					},
				},
			},
			expectedNodeNames: []string{
				"node1",
				"node2",
			},
		},
		{
			name: "PV node affinity required multiple match expressions with multiple nodes",
			pv: &v1.PersistentVolume{

	s := newNodeUntainterTestServer(t)
	s.addTaintedNodes(t, "node1", "node2", "node3")
	s.addPod(t, "node3", true, map[string]string{"k8s-app": "other-app"}, "")
	s.addCniPod(t, "node2", false)
	s.addCniPod(t, "node1", true)
	s.assertNodeUntainted(t, "node1")
	s.assertNodeTainted(t, "node2")
	s.assertNodeTainted(t, "node3")
}

func TestNodeUntainterOnlyUntaintsWhenIstiocniInourNs(t *testing.T) {

			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"},
			},

	}

	if f.componentVersion == "multiVersion" {
		return map[string][]string{
			"node1": {"node1"},
			"node2": {"node2"},
		}, nil
	}

	return map[string][]string{
		f.componentVersion: {"node1"},
	}, nil
}

const fakeCurrentEtcdVersion = "3.1.12"

func getEtcdVersion(v *versionutil.Version) string {
	etcdVer, _, _ := constants.EtcdSupportedVersion(constants.SupportedEtcdVersion, v.String())

				{Name: "nodeA", Score: framework.MaxNodeScore},
				{Name: "nodeB", Score: framework.MaxNodeScore},
				{Name: "nodeC", Score: 0},
			},
		},
		{
			name: "Default behaviour No taints and tolerations, lands on node with no taints",
			//pod without tolerations
			pod: podWithTolerations("pod1", []v1.Toleration{}),
			nodes: []*v1.Node{
				//Node without taints