DefaultMutableFeatureGate featuregate.MutableFeatureGate = featuregate.NewFeatureGate()

	// DefaultFeatureGate is a shared global FeatureGate.
	// Top-level commands/options setup that needs to modify this feature gate should use DefaultMutableFeatureGate.
	DefaultFeatureGate featuregate.FeatureGate = DefaultMutableFeatureGate

	"k8s.io/apimachinery/pkg/util/version"
	"k8s.io/component-base/featuregate"
)

func TestKnownFeatures(t *testing.T) {
	var someFeatures = FeatureList{
		"feature2": {FeatureSpec: featuregate.FeatureSpec{Default: true, PreRelease: featuregate.Alpha}},
		"feature1": {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.Beta}},
		"feature3": {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.GA}},

	},
	EtcdLearnerMode:                  {FeatureSpec: featuregate.FeatureSpec{Default: true, PreRelease: featuregate.Beta}},
	WaitForAllControlPlaneComponents: {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.Alpha}},
}

// Feature represents a feature being gated
type Feature struct {
	featuregate.FeatureSpec
	MinimumVersion     *version.Version
	HiddenInHelpText   bool

type PluginManager struct {
	PluginNameMapper
	featureGate featuregate.FeatureGate
}

// NewPluginManager returns a new PluginManager instance
func NewPluginManager(m PluginNameMapper, featureGate featuregate.FeatureGate) PluginManager {
	return PluginManager{
		PluginNameMapper: m,
		featureGate:      featureGate,
	}
}

// available throughout Kubernetes binaries.
var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureSpec{
	CRDValidationRatcheting:      {Default: true, PreRelease: featuregate.Beta},
	CustomResourceFieldSelectors: {Default: true, PreRelease: featuregate.Beta},

	"k8s.io/component-base/featuregate"
	featuregatetesting "k8s.io/component-base/featuregate/testing"
	pkgfeatures "k8s.io/kubernetes/pkg/features"
	"k8s.io/kubernetes/pkg/kubelet/cm/cpumanager/topology"
	"k8s.io/kubernetes/pkg/kubelet/cm/topologymanager"
)

type optionAvailTest struct {
	option            string
	featureGate       featuregate.Feature
	featureGateEnable bool
	expectedAvailable bool
}

}

// WantsFeatureGate defines a function which passes the featureGates for inspection by an admission plugin.
// Admission plugins should not hold a reference to the featureGates.  Instead, they should query a particular one
// and assign it to a simple bool in the admission plugin struct.
//
//	func (a *admissionPlugin) InspectFeatureGates(features featuregate.FeatureGate){
//	    a.myFeatureIsOn = features.Enabled("my-feature")
//	}

	CloudControllerManagerWebhook: {Default: false, PreRelease: featuregate.Alpha},

	ContainerCheckpoint: {Default: true, PreRelease: featuregate.Beta},

	CronJobsScheduledAnnotation: {Default: true, PreRelease: featuregate.Beta},

	DisableCloudProviders: {Default: true, PreRelease: featuregate.GA, LockToDefault: true},

	return plugins, nil
}

type pluginInfo struct {
	pluginMigrationFeature  featuregate.Feature
	pluginUnregisterFeature featuregate.Feature
	pluginProbeFunction     probeFn
}

func appendAttachableLegacyProviderVolumes(logger klog.Logger, allPlugins []volume.VolumePlugin, featureGate featuregate.FeatureGate) ([]volume.VolumePlugin, error) {
	pluginMigrationStatus := make(map[string]pluginInfo)

	APIResponseCompression: {Default: true, PreRelease: featuregate.Beta},

	APIServerIdentity: {Default: true, PreRelease: featuregate.Beta},

	APIServerTracing: {Default: true, PreRelease: featuregate.Beta},

	APIServingWithRoutine: {Default: true, PreRelease: featuregate.Beta},