"k8s.io/metrics/pkg/client/custom_metrics"
	"k8s.io/metrics/pkg/client/external_metrics"
)

func newHorizontalPodAutoscalerControllerDescriptor() *ControllerDescriptor {
	return &ControllerDescriptor{
		name:     names.HorizontalPodAutoscalerController,
		aliases:  []string{"horizontalpodautoscaling"},
		initFunc: startHorizontalPodAutoscalerControllerWithRESTClient,
	}
}

	"k8s.io/kubernetes/cmd/kube-controller-manager/names"
	"k8s.io/kubernetes/pkg/controller/servicecidrs"
	"k8s.io/kubernetes/pkg/features"
)

func newServiceCIDRsControllerDescriptor() *ControllerDescriptor {
	return &ControllerDescriptor{
		name:     names.ServiceCIDRController,
		initFunc: startServiceCIDRsController,
		requiredFeatureGates: []featuregate.Feature{
			features.MultiCIDRServiceAllocator,
		}}
}

	"k8s.io/kubernetes/pkg/controller/validatingadmissionpolicystatus"
	"k8s.io/kubernetes/pkg/generated/openapi"
)

func newValidatingAdmissionPolicyStatusControllerDescriptor() *ControllerDescriptor {
	return &ControllerDescriptor{
		name:     names.ValidatingAdmissionPolicyStatusController,
		initFunc: startValidatingAdmissionPolicyStatusController,
		requiredFeatureGates: []featuregate.Feature{

// When a name is changed, the old name should be aliased in app.ControllerDescriptor#GetAliases, while preserving all old aliases.
// This is done to achieve backwards compatibility
//
// USE CASES
// The following places should use the controller name constants, when:
//  1. defining a new app.ControllerDescriptor so it can be used in app.NewControllerDescriptors or app.KnownControllers:

					ShortNames: []string{"jz"},
					Categories: []string{"all"},
				},
			},
		},
	}
}

func TestController_DiscoveryError(t *testing.T) {
	controllerDescriptorMap := map[string]*ControllerDescriptor{
		"ResourceQuotaController":          newResourceQuotaControllerDescriptor(),
		"GarbageCollectorController":       newGarbageCollectorControllerDescriptor(),

		t.Errorf("unexpected controllers after enabling feature gates, NewControllerDescriptors should always return all controller descriptors. Controllers should define required feature gates in ControllerDescriptor.requiredFeatureGates. Diff of returned controllers:\n%s", diff)
	}
}

func TestFeatureGatedControllersShouldNotDefineAliases(t *testing.T) {
	featureGateRegex := regexp.MustCompile("^([a-zA-Z0-9]+)")