stop <- struct{}{}
	// a message is sent to time.updated in func Stop() at the end of the child goroutine
	// to terminate the child, a receive on time.updated is needed here
	<-timer.updated
}

func Test_BoundedFrequencyRunnerBurst(t *testing.T) {
	obj := &receiver{}
	timer := newFakeTimer()
	runner := construct("test-runner", obj.F, minInterval, maxInterval, 2, timer)
	stop := make(chan struct{})

	var upd timerUpdate