pod          *v1.Pod
		oldObj       interface{}
		newObj       interface{}
		expectedHint framework.QueueingHint
		wantErr      bool
	}{
		{
			name:         "backoff-wrong-new-object",
			newObj:       "not-a-node",
			expectedHint: framework.Queue,
			wantErr:      true,
		},
		{
			name:         "backoff-wrong-old-object",

		pod            *v1.Pod
		oldObj, newObj interface{}
		expectedHint   framework.QueueingHint
		expectedErr    bool
	}{
		"backoff-wrong-old-object": {
			pod:          &v1.Pod{},
			oldObj:       "not-a-pod",
			expectedHint: framework.Queue,
			expectedErr:  true,
		},
		"backoff-wrong-new-object": {
			pod:          &v1.Pod{},
			newObj:       "not-a-pod",
			expectedHint: framework.Queue,

			if tc.expectedErr {
				require.Error(t, err)
				return
			}
			require.NoError(t, err)
			require.Equal(t, tc.expectedHint, actualHint)
		})
	}
}

func Test_isSchedulableAfterNodeChange(t *testing.T) {
	testcases := map[string]struct {
		pod            *v1.Pod
		oldObj, newObj interface{}
		expectedHint   framework.QueueingHint

// pod schedulable.
func (pl *TaintToleration) isSchedulableAfterNodeChange(logger klog.Logger, pod *v1.Pod, oldObj, newObj interface{}) (framework.QueueingHint, error) {
	originalNode, modifiedNode, err := util.As[*v1.Node](oldObj, newObj)
	if err != nil {
		return framework.Queue, err
	}

	wasUntolerated := true
	if originalNode != nil {

		enableSchedulingQueueHint: fts.EnableSchedulingQueueHint,
	}, nil
}

func (pl *SchedulingGates) isSchedulableAfterPodChange(logger klog.Logger, pod *v1.Pod, oldObj, newObj interface{}) (framework.QueueingHint, error) {
	_, modifiedPod, err := util.As[*v1.Pod](oldObj, newObj)
	if err != nil {
		return framework.Queue, err
	}

	if modifiedPod.UID != pod.UID {

// clusterEvent has the event and involved objects.
type clusterEvent struct {
	event framework.ClusterEvent
	// oldObj is the object that involved this event.
	oldObj interface{}
	// newObj is the object that involved this event.
	newObj interface{}
}

type priorityQueueOptions struct {
	clock                             clock.Clock
	podInitialBackoffDuration         time.Duration

		AddExtendedFunc: func(obj I, initialSync bool) {
			handler(Event[I]{
				New:   &obj,
				Event: controllers.EventAdd,
			}, initialSync)
		},
		UpdateFunc: func(oldObj, newObj I) {
			handler(Event[I]{
				Old:   &oldObj,
				New:   &newObj,
				Event: controllers.EventUpdate,
			}, false)
		},
		DeleteFunc: func(obj I) {
			handler(Event[I]{
				Old:   &obj,
				Event: controllers.EventDelete,

// that change made a previously unschedulable pod schedulable.
func (f *Fit) isSchedulableAfterPodChange(logger klog.Logger, pod *v1.Pod, oldObj, newObj interface{}) (framework.QueueingHint, error) {
	originalPod, modifiedPod, err := schedutil.As[*v1.Pod](oldObj, newObj)
	if err != nil {
		return framework.Queue, err
	}

	if modifiedPod == nil {
		if originalPod.Spec.NodeName == "" {

	logger := klog.FromContext(ctx)
	endpointSliceInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
		AddFunc: c.onEndpointSliceAdd,
		UpdateFunc: func(oldObj, newObj interface{}) {
			c.onEndpointSliceUpdate(logger, oldObj, newObj)
		},
		DeleteFunc: c.onEndpointSliceDelete,
	})

	c.endpointSliceLister = endpointSliceInformer.Lister()
	c.endpointSlicesSynced = endpointSliceInformer.Informer().HasSynced

				budget = celconfig.RuntimeCELCostBudget
			}
			errs, _ := validator.Validate(
				ctx,
				field.NewPath("root"),
				c.schema,
				c.newObj,
				c.oldObj,
				budget,
				WithRatcheting(common.NewCorrelatedObject(c.newObj, c.oldObj, &model.Structural{Structural: c.schema})),
			)

			require.Len(t, errs, len(c.errors), "must have expected number of errors")