"-test.failfast",
			"-test.v",
			"-test.fullpath":
			// These are cacheable.
			// Note that this list is documented above,
			// so if you add to this list, update the docs too.
			cacheArgs = append(cacheArgs, arg)

		default:
			// nothing else is cacheable
			if cache.DebugTest {
				fmt.Fprintf(os.Stderr, "testcache: caching disabled for test argument: %s\n", arg)
			}
			c.disableCache = true

func New(authenticator authenticator.Token, cacheErrs bool, successTTL, failureTTL time.Duration) authenticator.Token {
	return newWithClock(authenticator, cacheErrs, successTTL, failureTTL, clock.RealClock{})
}

func newWithClock(authenticator authenticator.Token, cacheErrs bool, successTTL, failureTTL time.Duration, clock clock.Clock) authenticator.Token {

}

func NewCRDFinder(getter CRDGetter) CRDFinder {
	return &crdFinder{
		getter: getter,
	}
}

type crdFinder struct {
	getter CRDGetter
	cache  *[]schema.GroupKind
}

func (f *crdFinder) cacheCRDs() error {
	if f.cache != nil {
		return nil
	}

	list, err := f.getter()
	if err != nil {
		return err
	}
	f.cache = &list
	return nil
}

	// When new REST storage is created, the storage cacher for the CR starts asynchronously.
	// REST API operations return like list use the RV of etcd, but the storage cacher's reflector's list
	// can get a different RV because etcd can be touched in between the initial list operation (if that's what you're doing first)
	// and the storage cache reflector starting.

	"k8s.io/component-base/tracing"
	"k8s.io/klog/v2"
	"k8s.io/utils/clock"
	"k8s.io/utils/ptr"
)

var (
	emptyFunc = func(bool) {}
)

const (
	// storageWatchListPageSize is the cacher's request chunk size of
	// initial and resync watch lists to storage.
	storageWatchListPageSize = int64(10000)
	// defaultBookmarkFrequency defines how frequently watch bookmarks should be send

	eventHandler func(*watchCacheEvent)

	// for testing timeouts.
	clock clock.Clock

	// An underlying storage.Versioner.
	versioner storage.Versioner

	// cacher's group resource
	groupResource schema.GroupResource

	// For testing cache interval invalidation.
	indexValidator indexValidator

	// Requests progress notification if there are requests waiting for watch