public async Task ExecuteAsync_PublishSensorDeviceTypeTypeData_CorrectlyPublished()
{
var publishedMessages = new List <MqttApplicationMessage>();
var sensorDeviceType = new SensorDeviceType()
{
Id = "DeviceType1",
Sensors = new List <Sensor>()
{
new Sensor()
{
Id = "Sensor1",
}
}
};
//Arrange
var config = new CollectorConfiguration
{
CollectorEnabled = true,
BluetoothAdapterName = "test",
ScanIntervalSeconds = 1,
SensorDevices = new List <SensorDevice>(),
SensorDeviceTypes = new List <SensorDeviceType>()
{
sensorDeviceType
}
};
_mqttClientMock.Setup(m => m.IsConnected).Returns(true);
_mqttClientMock.Setup(m => m.PublishAsync(It.IsAny <MqttApplicationMessage>(), CancellationToken.None)).Callback((MqttApplicationMessage message, CancellationToken ct) => { publishedMessages.Add(message); });
_configMock.Setup(c => c.Value).Returns(config);
//Act
var btGwService = _serviceProvider.GetService <CollectorService>();
var cts = new CancellationTokenSource();
#pragma warning disable CS4014
// Run as fire & forget
Task.Run(() => btGwService.StartAsync(cts.Token).ConfigureAwait(false));
#pragma warning restore CS4014
await Task.Delay(100);
await btGwService.HandleConnectedAsync(new MqttClientConnectedEventArgs(new MqttClientAuthenticateResult()));
cts.Cancel();
// Assert
var topic = MqttMessageHelper.GetSensorDeviceTypeTopic(sensorDeviceType.Id);
var payload = MqttMessageHelper.SerializePayload(sensorDeviceType);
var message = publishedMessages.FirstOrDefault(m => m.Topic.Equals(topic, StringComparison.OrdinalIgnoreCase));
Assert.IsNotNull(message, "MQTT message for type data of sensor device type was not received");
Assert.AreEqual(topic, message?.Topic, "Sensor device type message topic was not correct");
Assert.AreEqual(payload, message?.ConvertPayloadToString(), "Sensor device type message payload was not correct");
}
public async Task HandleConnectedAsync(MqttClientConnectedEventArgs e)
{
foreach (var sensorDeviceType in _sensorDeviceTypes)
{
await _mqttClient.PublishAsync(new MqttApplicationMessageBuilder()
.WithPayload(MqttMessageHelper.SerializePayload(sensorDeviceType))
.WithRetainFlag().WithTopic(MqttMessageHelper.GetSensorDeviceTypeTopic(sensorDeviceType.Id))
.Build(), CancellationToken.None);
}
foreach (var sensorDevice in _sensorDevices)
{
await _mqttClient.PublishAsync(new MqttApplicationMessageBuilder()
.WithPayload(MqttMessageHelper.SerializePayload(sensorDevice))
.WithRetainFlag().WithTopic(MqttMessageHelper.GetSensorDeviceTopic(sensorDevice.Id))
.Build(), CancellationToken.None);
}
}