ExpiresIn: 5,
}
client = &fake_routing_api.FakeClient{}
eventChannel = make(chan routing_api.Event)
errorChannel = make(chan error)
eventSource := fake_routing_api.FakeEventSource{}
client.SubscribeToEventsWithMaxRetriesReturns(&eventSource, nil)
localEventChannel := eventChannel
localErrorChannel := errorChannel
eventSource.NextStub = func() (routing_api.Event, error) {
select {
case e := <-localErrorChannel:
return routing_api.Event{}, e
case event := <-localEventChannel:
return event, nil
}
}
clock = fakeclock.NewFakeClock(time.Now())
fetcher = NewRouteFetcher(logger, uaaClient, registry, cfg, client, retryInterval, clock)
})
AfterEach(func() {
close(errorChannel)
close(eventChannel)
})
Describe("FetchRoutes", func() {
Eventually(tokenFetcher.FetchTokenCallCount).Should(BeNumerically(">=", 2))
})
})
Context("and the event source successfully subscribes", func() {
It("responds to events", func() {
eventSource := fake_routing_api.FakeEventSource{}
client.SubscribeToEventsReturns(&eventSource, nil)
eventSource.NextStub = func() (routing_api.Event, error) {
event := routing_api.Event{
Action: "Delete",
Route: db.Route{
Route: "z.a.k",
Port: 63,
IP: "42.42.42.42",
TTL: 1,
LogGuid: "Tomato",
RouteServiceUrl: "route-service-url",
}}
return event, nil
}
tokenFetcher.FetchTokenReturns(token, nil)
fetcher.StartEventCycle()
Eventually(registry.UnregisterCallCount).Should(BeNumerically(">=", 1))
Eventually(client.SubscribeToEventsCallCount).Should(Equal(1))
})
It("responds to errors, and retries subscribing", func() {