if watchListOptions, hasWatchListOptionsPrepared, watchListOptionsErr := watchlist.PrepareWatchListOptionsFromListOptions(opts); watchListOptionsErr != nil {
		klog.Warningf("Failed preparing watchlist options for customresourcedefinitions, falling back to the standard LIST semantics, err = %v", watchListOptionsErr)
	} else if hasWatchListOptionsPrepared {
		result, err := c.watchList(ctx, watchListOptions)
		if err == nil {

	if watchListOptions, hasWatchListOptionsPrepared, watchListOptionsErr := watchlist.PrepareWatchListOptionsFromListOptions(opts); watchListOptionsErr != nil {
		klog.Warningf("Failed preparing watchlist options for customresourcedefinitions, falling back to the standard LIST semantics, err = %v", watchListOptionsErr)
	} else if hasWatchListOptionsPrepared {
		result, err := c.watchList(ctx, watchListOptions)
		if err == nil {

			initialVerb:   "LIST",
			suggestedVerb: "WATCHLIST",
			request: &http.Request{
				Method: "GET",
				URL: &url.URL{
					RawQuery: "/api/v1/watch/pods",
				},
			},
			expectedVerb: "WATCH",
		},
		{
			desc:         "WATCHLIST should be transformed to WATCH",
			initialVerb:  "WATCHLIST",
			request:      nil,
			expectedVerb: "WATCH",

	InPlacePodVerticalScaling featuregate.Feature = "InPlacePodVerticalScaling"

	// owner: @p0lyn0mial
	// alpha: v1.27
	//
	// Allow the API server to stream individual items instead of chunking
	WatchList featuregate.Feature = "WatchList"

	// owner: @serathius
	// kep: http://kep.k8s.io/2340
	// alpha: v1.28
	//
	// Allow the API server to serve consistent lists from cache

			scope.err(err, w, req)
			return
		}

		metainternalversion.SetListOptionsDefaults(&opts, utilfeature.DefaultFeatureGate.Enabled(features.WatchList))
		if errs := metainternalversionvalidation.ValidateListOptions(&opts, utilfeature.DefaultFeatureGate.Enabled(features.WatchList)); len(errs) > 0 {
			err := errors.NewInvalid(schema.GroupKind{Group: metav1.GroupName, Kind: "ListOptions"}, "", errs)
			scope.err(err, w, req)
			return

		},
	}
	for _, scenario := range scenarios {
		t.Run(scenario.name, func(t *testing.T) {
			if scenario.enableWatchList {
				featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.WatchList, true)
			}
			origCtx, store, _ := testSetup(t, scenario.setupFn)
			ctx, cancel := context.WithCancel(origCtx)
			defer cancel()

			w, err := store.watcher.Watch(ctx, "/abc", 0, scenario.requestOpts)

	reportedVerb := verb
	if suggestedVerb := getVerbIfWatch(request); suggestedVerb == "WATCH" {
		reportedVerb = "WATCH"
	}
	// normalize the legacy WATCHLIST to WATCH to ensure users aren't surprised by metrics
	if verb == "WATCHLIST" {
		reportedVerb = "WATCH"
	}
	if verb == "PATCH" && request.Header.Get("Content-Type") == string(types.ApplyPatchType) {
		reportedVerb = "APPLY"
	}

			scope.err(err, w, req)
			return
		}

		metainternalversion.SetListOptionsDefaults(&listOptions, utilfeature.DefaultFeatureGate.Enabled(features.WatchList))
		if errs := metainternalversionvalidation.ValidateListOptions(&listOptions, utilfeature.DefaultFeatureGate.Enabled(features.WatchList)); len(errs) > 0 {
			err := errors.NewInvalid(schema.GroupKind{Group: metav1.GroupName, Kind: "ListOptions"}, "", errs)
			scope.err(err, w, req)
			return

				t.Fatalf("expected: %v, got: %v", c.expErr, err)
			}
			t.Logf("file watch: %v\n", sc.certWatcher.WatchList())
			if c.expErr == nil && len(sc.certWatcher.WatchList()) != 1 {
				t.Fatalf("expected certWatcher to watch 1 file, but it is watching: %d files", len(sc.certWatcher.WatchList()))
			}
			for _, v := range sc.certWatcher.WatchList() {
				if v != c.expFilePathToWatch {
					t.Fatalf(

	if resourceVersion > 0 {
		return resourceVersion, nil
	}
	if !utilfeature.DefaultFeatureGate.Enabled(features.WatchList) {
		return 0, nil
	}
	if opts.SendInitialEvents == nil || *opts.SendInitialEvents {
		// note that when opts.SendInitialEvents=true
		// we will be issuing a consistent LIST request