func (r *ControllerExpectations) CreationObserved(logger klog.Logger, controllerKey string) {
	r.LowerExpectations(logger, controllerKey, 1, 0)
}

// DeletionObserved atomically decrements the `del` expectation count of the given controller.
func (r *ControllerExpectations) DeletionObserved(logger klog.Logger, controllerKey string) {
	r.LowerExpectations(logger, controllerKey, 0, 1)
}

// ControlleeExpectations track controllee creates/deletes.