// limitations under the License.

package multicluster

import (
	"istio.io/istio/pkg/cluster"
	"istio.io/istio/pkg/kube"
)

type Fake struct {
	handlers []handler
}

func (f *Fake) registerHandler(h handler) {
	f.handlers = append(f.handlers, h)
}

func (f *Fake) Add(id cluster.ID, client kube.Client, stop chan struct{}) {
	for _, handler := range f.handlers {
		handler.clusterAdded(&Cluster{

	comp := &Component[T]{
		constructor: constructor,
		clusters:    make(map[cluster.ID]T),
	}
	c.registerHandler(comp)
	return comp
}

func (c *Controller) registerHandler(h handler) {
	// Intentionally no lock. The controller today requires that handlers are registered before execution and not in parallel.
	c.handlers = append(c.handlers, h)
}

		informers.WithTweakListOptions(func(options *metav1.ListOptions) {
			options.LabelSelector = labelSelector.String()
		}))

	// Create configs (i.e. Watches for Services, EndpointSlices and ServiceCIDRs)
	// Note: RegisterHandler() calls need to happen before creation of Sources because sources
	// only notify on changes, and the initial update (on process start) may be lost if no handlers
	// are registered yet.