public async Task StartAsync_OpensMCVAndValvePins()
{
var pinsToOpen = new List <int> {
_config.MasterControlValveGpio
};
pinsToOpen.AddRange(_config.Valves.Select(v => v.GpioPin));
await _pinInitializer.StartAsync(CancellationToken.None);
for (var pin = 0; pin < _gpioDriver.Pins.Count; pin++)
{
var shouldBeOpen = false;
var shouldBeMode = default(PinMode);
var shouldBePinValue = default(PinValue);
if (pinsToOpen.Contains(pin))
{
shouldBeOpen = true;
shouldBeMode = PinMode.Output;
shouldBePinValue = PinValue.High;
}
Assert.Equal(shouldBeOpen, _gpioDriver.Pins[pin].IsOpen);
Assert.Equal(shouldBeMode, _gpioDriver.Pins[pin].Mode);
Assert.Equal(shouldBePinValue, _gpioDriver.Pins[pin].Value);
}
}
public IrrigationProcessorTests()
{
_channel = Channel.CreateUnbounded <IrrigationJob>(
new UnboundedChannelOptions()
{
AllowSynchronousContinuations = false,
SingleWriter = true,
SingleReader = true
});
_gpioDriver = new MemoryGpioDriver(pinCount: 50);
var gpioController = new GpioController(PinNumberingScheme.Logical, _gpioDriver);
_stopper = new IrrigationStopper();
_config = new IrrigationConfig
{
MasterControlValveGpio = 1,
PressureBleedTime = TimeSpan.Zero,
ZoneSwitchDelay = TimeSpan.Zero,
Valves = new List <PinMapping>
{
new PinMapping {
GpioPin = 2, ValveNumber = 1
},
new PinMapping {
GpioPin = 3, ValveNumber = 2
},
new PinMapping {
GpioPin = 4, ValveNumber = 3
}
}
};
var pins = (_config.Valves.Select(v => v.GpioPin).Union(new[] { _config.MasterControlValveGpio })).ToArray();
var relayBoard = new RelayBoard(RelayType.NormallyOpen, gpioController, pins);
var irrigationOptionsMock = new Mock <IOptions <IrrigationConfig> >();
irrigationOptionsMock.SetupGet(x => x.Value).Returns(_config);
_loggerMock = new Mock <ILogger <IrrigationProcessor> >();
_status = new IrrigationProcessorStatus();
_processor = new IrrigationProcessor(_channel.Reader, relayBoard, _stopper, _status, irrigationOptionsMock.Object, _loggerMock.Object);
//before the Microsoft GPIO controller can be used, the pins must be opened and set to the desired input/output state
//run our initializer code to make that happen
var pinInitializer = new PinInitializer(relayBoard, irrigationOptionsMock.Object);
pinInitializer.StartAsync(CancellationToken.None).Wait();
}