func TestIniNewGateway(t *testing.T) {
assert := assert.New(t)
conf, err := inidef.LoadConfig("testing_conf.ini")
assert.Nil(err)
gw, err := gateway.NewGateway(conf)
assert.Nil(err)
assert.Equal("ham", gw.Name)
}
// StartByFileWithChannel starts Gateway with command Channel
func StartByFileWithChannel(conf inidef.Config, commandChannel chan string) error {
gw, err := gateway.NewGateway(conf)
if err != nil {
log.Fatalf("gateway create error, %v", err)
}
brokerList, err := broker.NewBrokers(conf, gw.BrokerChan)
if err != nil {
log.Fatalf("broker(s) create error, %v", err)
}
deviceList, deviceChannels, err := device.NewDevices(conf, brokerList)
if err != nil {
log.Fatalf("device create error, %v", err)
}
gw.Devices = deviceList
gw.Brokers = brokerList
gw.CmdChan = commandChannel
gw.DeviceChannels = deviceChannels
status, err := device.NewStatus(conf)
if err != nil {
log.Warnf("status create error, %v", err)
// run whenever status created
} else {
gw.Devices = append(gw.Devices, status)
}
// add to brokers subscribed
for _, device := range gw.Devices {
err := device.AddSubscribe()
if err != nil {
log.Errorf("device subscribe error, %v", err)
continue
}
}
// Start brokers and devices
for _, b := range gw.Brokers {
err := b.MQTTClientSetup(gw.Name)
if err != nil {
log.Errorf("MQTTClientSetup failed, %v", err)
continue
}
}
for _, device := range gw.Devices {
err := device.Start(gw.MsgChan)
if err != nil {
log.Errorf("device start error, %v", err)
continue
}
}
// start gateway
return gw.Start()
}
func genericWillTestDriver(t *testing.T, iniStr string, expectedTopic string, expectedPayload []byte) (ok bool) {
assert := assert.New(t)
conf, err := inidef.LoadConfigByte([]byte(iniStr))
assert.Nil(err)
commandChannel := make(chan string)
go fuji.StartByFileWithChannel(conf, commandChannel)
gw, err := gateway.NewGateway(conf)
assert.Nil(err)
brokers, err := broker.NewBrokers(conf, gw.BrokerChan)
assert.Nil(err)
go func() {
time.Sleep(1 * time.Second)
subscriberChannel, err := setupWillSubscriber(gw, brokers[0])
if err != inidef.Error("") {
t.Error(err)
}
time.Sleep(1 * time.Second)
// kill publisher
brokers[0].FourceClose()
fmt.Println("broker killed for getting will message")
// check will message
willMsg := <-subscriberChannel
assert.Equal(expectedTopic, willMsg.Topic())
assert.Equal(expectedPayload, willMsg.Payload())
assert.Equal(byte(0), willMsg.Qos())
}()
time.Sleep(3 * time.Second)
ok = true
return ok
}
// TestConnectLocalPubSub tests
// 1. connect gateway to local broker
// 2. send data from dummy
// 3. check subscribe
func TestConnectLocalPubSub(t *testing.T) {
assert := assert.New(t)
// pub/sub test to broker on localhost
// dummydevice is used as a source of published message
// publised messages confirmed by subscriber
// get config
conf, err := inidef.LoadConfig("connectlocalpubsub.ini")
assert.Nil(err)
// get Gateway
gw, err := gateway.NewGateway(conf)
assert.Nil(err)
// get Broker
brokerList, err := broker.NewBrokers(conf, gw.BrokerChan)
assert.Nil(err)
// get DummyDevice
dummyDevice, err := device.NewDummyDevice(conf.Sections[3], brokerList, device.NewDeviceChannel())
assert.Nil(err)
assert.NotNil(dummyDevice)
// Setup MQTT pub/sub client to confirm published content.
//
subscriberChannel := make(chan [2]string)
opts := MQTT.NewClientOptions()
url := fmt.Sprintf("tcp://%s:%d", brokerList[0].Host, brokerList[0].Port)
opts.AddBroker(url)
opts.SetClientID(gw.Name)
opts.SetCleanSession(false)
opts.SetDefaultPublishHandler(func(client *MQTT.Client, msg MQTT.Message) {
subscriberChannel <- [2]string{msg.Topic(), string(msg.Payload())}
})
client := MQTT.NewClient(opts)
assert.Nil(err)
if token := client.Connect(); token.Wait() && token.Error() != nil {
assert.Nil(token.Error())
}
qos := 0
topic := "#"
client.Subscribe(topic, byte(qos), func(client *MQTT.Client, msg MQTT.Message) {
})
// TODO: should be write later
/*
channel := fuji.SetupMQTTChannel(client, gateway, brokerList[0])
// Setup DummyDevice to publish test payload
dummyDevice.Start(channel)
// wait for 1 publication of dummy worker
message := <-subscriberChannel
assert.Equal("dummy", message)
client.Disconnect(250)
*/
}
// TestRetainSubscribePublishClose
// 1. connect gateway to local broker
// 2. send data with retaind flag from dummy device
// 3. disconnect
// 4. reconnect
// 5. subscirbe and receive data
func TestRetainSubscribePublishClose(t *testing.T) {
assert := assert.New(t)
iniStr := `
[gateway]
name = testRetainafterclose
[broker "local/1"]
host = localhost
port = 1883
[device "dora/dummy"]
broker = local
qos = 0
interval = 10
payload = Hello retained world to subscriber after close.
type = EnOcean
retain = true
`
commandChannel := make(chan string)
conf, err := inidef.LoadConfigByte([]byte(iniStr))
assert.Nil(err)
go fuji.StartByFileWithChannel(conf, commandChannel)
gw, err := gateway.NewGateway(conf)
if err != nil {
t.Error("Cannot make Gateway")
}
brokerList, err := broker.NewBrokers(conf, gw.BrokerChan)
if err != nil {
t.Error("Cannot make BrokerList")
}
dummyDevice, err := device.NewDummyDevice(conf.Sections[3], brokerList, gw.DeviceChan)
if err != nil {
t.Error("Cannot make DummyDeviceList")
}
go func() {
time.Sleep(2 * time.Second)
// kill publisher
gw.Stop()
time.Sleep(2 * time.Second)
subscriberChannel, err := setupRetainSubscriber(gw, brokerList[0], &dummyDevice)
if err != inidef.Error("") {
t.Error(err)
}
// check Retained message
retainedMessage := <-subscriberChannel
retainedTopic := retainedMessage[0]
retainedPayload := retainedMessage[1]
expectedTopic := fmt.Sprintf("%s/%s/%s/%s", brokerList[0].TopicPrefix, gw.Name, dummyDevice.Name, dummyDevice.Type)
expectedPayload := dummyDevice.Payload
assert.Equal(expectedTopic, retainedTopic)
assert.Equal(expectedPayload, retainedPayload)
}()
time.Sleep(5 * time.Second)
}