func incrementSleepInBackground(fakeTimeService *fakeclock.FakeClock, delay time.Duration) chan struct{} {
doneChan := make(chan struct{})
go func() {
for {
select {
case <-doneChan:
return
default:
if fakeTimeService.WatcherCount() > 0 {
fakeTimeService.Increment(delay)
Eventually(fakeTimeService.WatcherCount).Should(Equal(0))
}
}
}
}()
return doneChan
}
fakeClock.Increment(5 * time.Second)
Consistently(doneSleeping, Δ).ShouldNot(BeClosed())
fakeClock.Increment(4 * time.Second)
Consistently(doneSleeping, Δ).ShouldNot(BeClosed())
fakeClock.Increment(1 * time.Second)
Eventually(doneSleeping).Should(BeClosed())
})
})
Describe("WatcherCount", func() {
Context("when a timer is created", func() {
It("increments the watcher count", func() {
fakeClock.NewTimer(time.Second)
Expect(fakeClock.WatcherCount()).To(Equal(1))
fakeClock.NewTimer(2 * time.Second)
Expect(fakeClock.WatcherCount()).To(Equal(2))
})
})
Context("when a timer fires", func() {
It("increments the watcher count", func() {
fakeClock.NewTimer(time.Second)
Expect(fakeClock.WatcherCount()).To(Equal(1))
fakeClock.Increment(time.Second)
Expect(fakeClock.WatcherCount()).To(Equal(0))
})
})
