public async Task CancellingViaCancellationToken_TerminatesEarly()
{
var cts = new CancellationTokenSource();
//create a ridiculously long job for purposes of this unit test
var job = new IrrigationJob {
Duration = TimeSpan.FromMinutes(5), Valve = 1
};
//queue it for execution
await _channel.Writer.WriteAsync(job);
await _processor.StartAsync(cts.Token);
//give it a little bit to kick off
await Task.Delay(TimeSpan.FromSeconds(1));
//now stop it
cts.Cancel();
//give it a few seconds to wrap up
await Task.Delay(TimeSpan.FromSeconds(1));
Assert.Equal(PinValue.High, _gpioDriver.Pins[1].Value); //master control valve should be off
Assert.Equal(PinValue.High, _gpioDriver.Pins[2].Value); //irrigation valve should be off
}
private async Task Irrigate_CreatesIrrigationJob()
{
var job = new IrrigationJob();
var result = await _controller.Irrigate(new[] { job });
_channel.Writer.Complete();
var writtenJobs = new List <IrrigationJob>();
await foreach (var writtenJob in _channel.Reader.ReadAllAsync())
{
writtenJobs.Add(writtenJob);
}
}
public async Task <IActionResult> TestValve(int valveNumber)
{
var valve = _config.Valves.FirstOrDefault(v => v.ValveNumber == valveNumber);
if (valve == null)
{
return(this.Problem($"Valve number {valveNumber} is not a valid valve number"));
}
var job = new IrrigationJob()
{
Valve = valveNumber,
Duration = TimeSpan.FromMinutes(2)
};
await _irrigationJobs.WriteAsync(job);
return(Accepted());
}
public async Task Processor_TerminatesEarly_ForStopSignal()
{
//create a ridiculously long job for purposes of this unit test
var job = new IrrigationJob {
Duration = TimeSpan.FromMinutes(5), Valve = 1
};
//queue it for execution
await _channel.Writer.WriteAsync(job);
await _processor.StartAsync(CancellationToken.None);
//give it a little bit to kick off
await Task.Delay(TimeSpan.FromSeconds(1));
_stopper.RequestStop();
//give it a few seconds to wrap up
await Task.Delay(TimeSpan.FromSeconds(1));
Assert.Equal(PinValue.High, _gpioDriver.Pins[1].Value); //master control valve should be off
Assert.Equal(PinValue.High, _gpioDriver.Pins[2].Value); //irrigation valve should be off
}
public async Task IrrigationJob_Irrigates()
{
var job = new IrrigationJob {
Duration = TimeSpan.FromSeconds(3), Valve = 1
};
//queue it for execution
await _channel.Writer.WriteAsync(job);
await _processor.StartAsync(CancellationToken.None);
//give it a little bit to kick off
await Task.Delay(TimeSpan.FromSeconds(1));
Assert.Equal(PinValue.Low, _gpioDriver.Pins[1].Value); //master control valve should be on
Assert.Equal(PinValue.Low, _gpioDriver.Pins[2].Value); //irrigation valve should be on
//give it a few seconds to wrap up
await Task.Delay(TimeSpan.FromSeconds(3));
Assert.Equal(PinValue.High, _gpioDriver.Pins[1].Value); //master control valve should be off
Assert.Equal(PinValue.High, _gpioDriver.Pins[2].Value); //irrigation valve should be off
}
