Golang Consumer.Close方法代碼示例

		trafficControllerURL = ""
		testServer = nil
		fakeHandler = nil
		tlsSettings = nil

		appGuid = ""
		authToken = ""
		messagesToSend = make(chan []byte, 256)
	})

	JustBeforeEach(func() {
		cnsmr = consumer.New(trafficControllerURL, tlsSettings, nil)
	})

	AfterEach(func() {
		cnsmr.Close()
		if testServer != nil {
			testServer.Close()
		}
	})

	Describe("SetOnConnectCallback", func() {
		BeforeEach(func() {
			testServer = httptest.NewServer(handlers.NewWebsocketHandler(messagesToSend, 100*time.Millisecond, loggertesthelper.Logger()))
			trafficControllerURL = "ws://" + testServer.Listener.Addr().String()
			close(messagesToSend)
		})

		It("sets a callback and calls it when connecting", func() {
			called := make(chan bool)
			cb := func() { called <- true }

var _ = Describe("Timeout", func() {
	AfterSuite(func() {
		if testServer != nil {
			testServer.Close()
		}
	})

	BeforeEach(func() {
		internal.Timeout = testTimeout

		fakeHandler = make(nullHandler, 1)
		testServer = httptest.NewServer(fakeHandler)
	})

	AfterEach(func() {
		cnsmr.Close()
	})

	Describe("TailingLogsWithoutReconnect", func() {
		It("times out due to handshake timeout", func() {
			defer close(fakeHandler)
			cnsmr = consumer.New(strings.Replace(testServer.URL, "http", "ws", 1), nil, nil)

			_, errCh := cnsmr.TailingLogsWithoutReconnect(appGuid, authToken)
			var err error
			Eventually(errCh, 2*testTimeout).Should(Receive(&err))
			Expect(err.Error()).To(ContainSubstring("i/o timeout"))
		})
	})

	Describe("Stream", func() {

	})

	AfterEach(func() {
		Expect(os.Remove(accessLogFile)).To(Succeed())
	})

	Context("with modern endpoints", func() {
		var noaaConsumer *consumer.Consumer

		JustBeforeEach(func() {
			tcURL := fmt.Sprintf("ws://%s:%d", localIPAddress, TRAFFIC_CONTROLLER_DROPSONDE_PORT)
			noaaConsumer = consumer.New(tcURL, &tls.Config{}, nil)
		})

		AfterEach(func() {
			noaaConsumer.Close()
		})

		It("logs stream access", func() {
			noaaConsumer.Stream(APP_ID, AUTH_TOKEN)

			expected := fmt.Sprintf("CEF:0|cloud_foundry|loggregator_trafficcontroller|1.0|GET /apps/%s/stream|GET /apps/%[1]s/stream|0|", APP_ID)
			Eventually(testContents).Should(ContainSubstring(expected))
		})

		It("logs recent access", func() {
			noaaConsumer.RecentLogs(APP_ID, AUTH_TOKEN)

			expected := fmt.Sprintf("CEF:0|cloud_foundry|loggregator_trafficcontroller|1.0|GET /apps/%s/recentlogs|GET /apps/%[1]s/recentlogs|0|", APP_ID)
			Eventually(testContents).Should(ContainSubstring(expected))
		})

					errs   <-chan error
				)

				JustBeforeEach(func() {
					go emitControlMessages()
					waitForControl(msgs)
				})

				BeforeEach(func() {
					reader, _ = helpers.SetUpConsumer()
					msgs, errs = reader.Firehose(generateSubID(), "")
					go readFromErrors(errs)
				})

				AfterEach(func() {
					reader.Close()
				})

				It("sends all the envelopes to the subscription", func() {
					envelopes := readEnvelopes(2*time.Second, msgs)
					Expect(verifyEnvelopes(count, envelopes)).To(BeTrue())
				})
			})

			Context("multiple connections", func() {
				var (
					reader *consumer.Consumer
					msgs1  <-chan *events.Envelope
					msgs2  <-chan *events.Envelope
					errs1  <-chan error
					errs2  <-chan error

			Expect(request.URL.Path).To(Equal("/apps/1234/stream"))

			currentTime := time.Now().UnixNano()
			dropsondeMessage := makeDropsondeMessage("Hello through NOAA", APP_ID, currentTime)
			fakeDoppler.SendLogMessage(dropsondeMessage)

			var receivedEnvelope *events.Envelope
			Eventually(messages).Should(Receive(&receivedEnvelope))
			Consistently(errors).ShouldNot(Receive())

			receivedMessage := receivedEnvelope.GetLogMessage()
			Expect(receivedMessage.GetMessage()).To(BeEquivalentTo("Hello through NOAA"))
			Expect(receivedMessage.GetAppId()).To(Equal(APP_ID))
			Expect(receivedMessage.GetTimestamp()).To(Equal(currentTime))

			client.Close()
		})

		It("closes the upstream websocket connection when done", func() {
			var request *http.Request
			Eventually(fakeDoppler.TrafficControllerConnected, 10).Should(Receive(&request))
			Eventually(fakeDoppler.ConnectionPresent).Should(BeTrue())

			client.Close()

			Eventually(fakeDoppler.ConnectionPresent).Should(BeFalse())
		})
	})

	Context("Firehose", func() {
		var (