func (params *benchParams) throughputFCM() {
defer testutil.ResetDefaultRegistryHealthCheck()
a := assert.New(params)
dir, errTempDir := ioutil.TempDir("", "guble_benchmarking_fcm_test")
a.NoError(errTempDir)
*Config.HttpListen = "localhost:0"
*Config.KVS = "memory"
*Config.MS = "file"
*Config.StoragePath = dir
*Config.FCM.Enabled = true
*Config.FCM.APIKey = "WILL BE OVERWRITTEN"
*Config.FCM.Workers = params.workers
params.service = StartService()
var fcmConn connector.ResponsiveConnector
var ok bool
for _, iface := range params.service.ModulesSortedByStartOrder() {
fcmConn, ok = iface.(connector.ResponsiveConnector)
if ok {
break
}
}
if fcmConn == nil {
a.FailNow("There should be a module of type: FCM Connector")
}
params.receiveC = make(chan bool)
sender, err := fcm.CreateFcmSender(fcm.SuccessFCMResponse, params.receiveC, params.timeout)
a.NoError(err)
fcmConn.SetSender(sender)
urlFormat := fmt.Sprintf("http://%s/fcm/%%d/gcmId%%d/subscribe/%%s", params.service.WebServer().GetAddr())
for i := 1; i <= params.subscriptions; i++ {
// create FCM subscription
response, errPost := http.Post(
fmt.Sprintf(urlFormat, i, i, strings.TrimPrefix(testTopic, "/")),
"text/plain",
bytes.NewBufferString(""),
)
a.NoError(errPost)
a.Equal(response.StatusCode, 200)
body, errReadAll := ioutil.ReadAll(response.Body)
a.NoError(errReadAll)
a.Equal("{\"subscribed\":\"/topic\"}", string(body))
}
clients := params.createClients()
// Report allocations also
params.ReportAllocs()
expectedMessagesNumber := params.N * params.clients * params.subscriptions
logger.WithFields(log.Fields{
"expectedMessagesNumber": expectedMessagesNumber,
"N": params.N,
}).Info("Expecting messages")
params.wg.Add(expectedMessagesNumber)
// start the receive loop (a select on receiveC and doneC)
params.doneC = make(chan struct{})
params.receiveLoop()
params.ResetTimer()
// send all messages, or fail on any error
for _, cl := range clients {
go func(cl client.Client) {
for i := 0; i < params.N; i++ {
err := params.sender(cl)
if err != nil {
a.FailNow("Message could not be sent")
}
params.sent++
}
}(cl)
}
// wait to receive all messages
params.wg.Wait()
// stop timer after the actual test
params.StopTimer()
close(params.doneC)
a.NoError(params.service.Stop())
params.service = nil
close(params.receiveC)
errRemove := os.RemoveAll(dir)
if errRemove != nil {
logger.WithError(errRemove).WithField("module", "testing").Error("Could not remove directory")
}
}
// Test that restarting the service continues to fetch messages from store for a subscription from lastID
func TestFCMRestart(t *testing.T) {
// defer testutil.EnableDebugForMethod()()
defer testutil.ResetDefaultRegistryHealthCheck()
a := assert.New(t)
receiveC := make(chan bool)
s, cleanup := serviceSetUp(t)
defer cleanup()
assertMetrics(a, s, expectedValues{true, 0, 0, 0})
var fcmConn connector.ResponsiveConnector
var ok bool
for _, iface := range s.ModulesSortedByStartOrder() {
fcmConn, ok = iface.(connector.ResponsiveConnector)
if ok {
break
}
}
a.True(ok, "There should be a module of type FCMConnector")
// add a high timeout so the messages are processed slow
sender, err := fcm.CreateFcmSender(fcm.SuccessFCMResponse, receiveC, 10*time.Millisecond)
a.NoError(err)
fcmConn.SetSender(sender)
// create subscription on topic
subscriptionSetUp(t, s)
assertMetrics(a, s, expectedValues{true, 0, 1, 1})
c := clientSetUp(t, s)
// send 3 messages in the router but read only one and close the service
for i := 0; i < 3; i++ {
c.Send(testTopic, "dummy body", "{dummy: value}")
}
// receive one message only from FCM
select {
case <-receiveC:
case <-time.After(timeoutForOneMessage):
a.Fail("Initial FCM message not received")
}
assertMetrics(a, s, expectedValues{false, 1, 1, 1})
close(receiveC)
// restart the service
a.NoError(s.Stop())
// remake the sender
receiveC = make(chan bool)
sender, err = fcm.CreateFcmSender(fcm.SuccessFCMResponse, receiveC, 10*time.Millisecond)
a.NoError(err)
fcmConn.SetSender(sender)
time.Sleep(50 * time.Millisecond)
testutil.ResetDefaultRegistryHealthCheck()
a.NoError(s.Start())
//TODO Cosmin Bogdan add 2 calls to assertMetrics before and after the next block
// read the other 2 messages
for i := 0; i < 1; i++ {
select {
case <-receiveC:
case <-time.After(2 * timeoutForOneMessage):
a.Fail("FCM message not received")
}
}
}