resultsChan := make(chan storeadapter.WatchEvent, 1)
storeNode := storeadapter.StoreNode{Value: []byte("valuable-string")}
resultsChan <- storeadapter.WatchEvent{Type: storeadapter.UpdateEvent, Node: &storeNode}
database.WatchRouteChangesReturns(resultsChan, nil, nil)
})
It("emits events from changes in the db", func() {
reader := sse.NewReadCloser(response.Body)
event, err := reader.Next()
Expect(err).NotTo(HaveOccurred())
expectedEvent := sse.Event{ID: "0", Name: "Upsert", Data: []byte("valuable-string")}
Expect(event).To(Equal(expectedEvent))
filterString := database.WatchRouteChangesArgsForCall(0)
Expect(filterString).To(Equal(db.HTTP_ROUTE_BASE_KEY))
})
It("sets the content-type to text/event-stream", func() {
Expect(response.Header.Get("Content-Type")).Should(Equal("text/event-stream; charset=utf-8"))
Expect(response.Header.Get("Cache-Control")).Should(Equal("no-cache, no-store, must-revalidate"))
Expect(response.Header.Get("Connection")).Should(Equal("keep-alive"))
})
Context("when the event is Invalid", func() {
BeforeEach(func() {
resultsChan := make(chan storeadapter.WatchEvent, 1)
resultsChan <- storeadapter.WatchEvent{Type: storeadapter.InvalidEvent}
database.WatchRouteChangesReturns(resultsChan, nil, nil)
})