public Processor(IActorRef listener, IAverageService averageService)
{
this.listener = listener;
Context.System.Scheduler.ScheduleTellRepeatedly(averageSendInterval,
averageSendInterval, Self, new CalculateAverage(), Self);
Receive <DeviceTemperature>(msg =>
averageService.AddValue(msg.DeviceId,
new TemperatureValue(msg.Value, DateTime.UtcNow),
(exceeded) =>
{
if (exceeded)
{
listener.Tell(new ThresholdExceeded(msg.DeviceId));
}
else
{
listener.Tell(new ValueNormalized(msg.DeviceId));
}
})
);
Receive <CalculateAverage>(msg => listener.Tell(new AverageTemperature(averageService.Average(DateTime.UtcNow))));
}
public Task AddTemperature(DeviceTemperature data)
{
averageService.AddValue(data.DeviceId,
new TemperatureValue(data.Value, DateTime.UtcNow),
(exceeded) =>
{
if (exceeded)
{
printer.ThresholdExceeded(new ThresholdExceeded(data.DeviceId));
}
else
{
printer.ValueNormalized(new ValueNormalized(data.DeviceId));
}
});
return(Done);
}
public void AddValue_AddValueIntoAverage()
{
//arrange
Sut.Average(UtcNow).Should().NotHaveValue();
//act
Sut.AddValue(1, new TemperatureValue(2.0, UtcNow), null);
//assert
Sut.Average(UtcNow).Should().Be(2.0);
}