name:         "nothing scheduled, nothing requested",
			requestedPod: st.MakePod().Obj(),
			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:   nil,

			// Node2 Score: (0 + 0) / 2 = 0
			name:         "nothing scheduled, nothing requested",
			requestedPod: st.MakePod().Obj(),
			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:   nil,

  *graph.mutable_library()->add_function() = make_test_fn;
  *graph.add_node() = MakeNode("a", "Placeholder", {},
                               {{"dtype", DT_FLOAT}, {"shape", input_shape}});
  *graph.add_node() = MakeNode("b", "Placeholder", {},
                               {{"dtype", DT_FLOAT}, {"shape", input_shape}});
  *graph.add_node() = MakeNode("c", "Placeholder", {},

			newNode:      st.MakeNode().Name("node-a").Label("zone", "zone1").Obj(),
			expectedHint: framework.Queue,
		},
		{
			name:         "add a new node without matched topologyKey",
			pod:          st.MakePod().Name("p").PodAffinityIn("service", "region", []string{"securityscan", "value2"}, st.PodAffinityWithRequiredReq).Obj(),
			newNode:      st.MakeNode().Name("node-a").Label("zone", "zone1").Obj(),

			requestedPod: st.MakePod().
				Req(map[v1.ResourceName]string{"cpu": "3000", "memory": "5000"}).
				Obj(),
			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": "6000", "memory": "10000"}).Obj(),
			},
			existingPods: []*v1.Pod{

		{
			pod:  &v1.Pod{},
			node: &v1.Node{},
			name: "no host specified",
		},
		{
			pod:  st.MakePod().Node("foo").Obj(),
			node: st.MakeNode().Name("foo").Obj(),
			name: "host matches",
		},
		{
			pod:        st.MakePod().Node("bar").Obj(),
			node:       st.MakeNode().Name("foo").Obj(),
			name:       "host doesn't match",
			wantStatus: framework.NewStatus(framework.UnschedulableAndUnresolvable, ErrReason),
		},
	}

			pod:          podWithNodeAffinity.Obj(),
			newObj:       st.MakeNode().Label("foo", "bar").Obj(),
			expectedHint: framework.Queue,
		},
		"skip-unrelated-changes": {
			args:         &config.NodeAffinityArgs{},
			pod:          podWithNodeAffinity.Obj(),
			oldObj:       st.MakeNode().Obj(),
			newObj:       st.MakeNode().Capacity(nil).Obj(),
			expectedHint: framework.QueueSkip,
		},

	// Should return 200 "OK" irrespective of node syncs
	hs.SyncNode(makeNode(tweakTainted("other")))
	testHTTPHandler(hsTest, http.StatusOK, t)

	// Should return 200 "OK" irrespective of node syncs
	hs.SyncNode(makeNode(tweakTainted(ToBeDeletedTaint)))
	testHTTPHandler(hsTest, http.StatusOK, t)

	// Should return 200 "OK" irrespective of node syncs
	hs.SyncNode(makeNode(tweakTainted("other")))
	testHTTPHandler(hsTest, http.StatusOK, t)

		initPods           []*v1.Pod
		numViolatingVictim int
		expected           [][]Candidate
	}{
		{
			name: "no pdb violation",
			nodes: []*v1.Node{
				st.MakeNode().Name("node1").Capacity(veryLargeRes).Obj(),
				st.MakeNode().Name("node2").Capacity(veryLargeRes).Obj(),
			},
			testPods: []*v1.Pod{
				st.MakePod().Name("p").UID("p").Priority(highPriority).Obj(),
			},
			initPods: []*v1.Pod{

				st.MakePod().Name("p2").UID("p2").Namespace(v1.NamespaceDefault).Node("node2").Obj(),
			},
			nodes: []*v1.Node{
				st.MakeNode().Name("node1").Capacity(nodeRes).Obj(),
				st.MakeNode().Name("node2").Capacity(nodeRes).Obj(),
				st.MakeNode().Name("node3").Capacity(nodeRes).Obj(),
				st.MakeNode().Name("node4").Capacity(nodeRes).Obj(),
			},
			filteredNodesStatuses: framework.NodeToStatusMap{