public async Task TestRampingDown()
{
var operationService = new AsyncOperationService();
var targetTemperature = new Value <Unit.Temperature>(3.0, Unit.Temperature.TemperatureInDegC);
var rampRate = new Value <Unit.TemperatureRate>(2.5, Unit.TemperatureRate.TemperatureRateInDegCPerMinute);
var minBand = new Value <Unit.Temperature>(targetTemperature.Number - 1, Unit.Temperature.TemperatureInDegC);
var maxBand = new Value <Unit.Temperature>(targetTemperature.Number + 1, Unit.Temperature.TemperatureInDegC);
var band = new ReadOnlyRange <Unit.Temperature>(minBand, maxBand);
var time = TimeSpan.FromMinutes(5);
await operationService.RampingDownAsync(targetTemperature, rampRate, band, time);
var currentTemp = operationService.GetCurrentTemperature().Number;
Assert.AreEqual(3.0, currentTemp);
}
public void TestCancelRamp()
{
var operationService = new AsyncOperationService();
var targetTemperature = new Value <Unit.Temperature>(69.56, Unit.Temperature.TemperatureInDegC);
var rampRate = new Value <Unit.TemperatureRate>(2.5, Unit.TemperatureRate.TemperatureRateInDegCPerMinute);
var minBand = new Value <Unit.Temperature>(targetTemperature.Number - 3, Unit.Temperature.TemperatureInDegC);
var maxBand = new Value <Unit.Temperature>(targetTemperature.Number + 3, Unit.Temperature.TemperatureInDegC);
var band = new ReadOnlyRange <Unit.Temperature>(minBand, maxBand);
var time = TimeSpan.FromMinutes(5);
Task.Run(async() =>
{
await operationService.RampingDownAsync(targetTemperature, rampRate, band, time);
});
operationService.CancelOperation();
Assert.IsFalse(operationService.GetOperationStatus());
Assert.AreNotEqual(69.56, operationService.GetCurrentTemperature());
}
public ActionResult StartRamping([FromBody] string targetTemp, string rampRate, string settlingBand,
string settlingTime)
{
var result = "";
try
{
var rate = new Value <Unit.TemperatureRate>(Convert.ToDouble(rampRate),
Unit.TemperatureRate.TemperatureRateInDegCPerMinute);
if ((rate.Number < RampRateRange.Min) || (rate.Number > RampRateRange.Max))
{
result = "Ramp rate is out of range";
return(Json(result, JsonRequestBehavior.AllowGet));
}
var target = new Value <Unit.Temperature>(Convert.ToDouble(targetTemp),
Unit.Temperature.TemperatureInDegC);
if ((target < TargetTemperatureRange.Min) || (target > TargetTemperatureRange.Max))
{
result = "Target temperature is out of range";
return(Json(result, JsonRequestBehavior.AllowGet));
}
var bandNumber = Convert.ToDouble(settlingBand);
var minBand = new Value <Unit.Temperature>(target.Number - bandNumber, Unit.Temperature.TemperatureInDegC);
var maxBand = new Value <Unit.Temperature>(target.Number + bandNumber, Unit.Temperature.TemperatureInDegC);
var band = new ReadOnlyRange <Unit.Temperature>(minBand, maxBand);
var time = TimeSpan.FromMinutes(Convert.ToDouble(settlingTime));
var operation = BeginRampToTemperature(target, rate, band, time);
result = !operation.GetOperationStatus()
? "Ramping request accept"
: "Request reject, another operation has not finished";
}
catch (Exception e)
{
Console.WriteLine(e.Message);
result = e.Message;
}
return(Json(result, JsonRequestBehavior.AllowGet));
}
public IAsyncOperationContext BeginRampToTemperature(Value <Unit.Temperature> targetTemperature,
Value <Unit.TemperatureRate> rampRateAbs, ReadOnlyRange <Unit.Temperature> settlingBand,
TimeSpan settlingTime)
{
if (_operationService.GetOperationStatus())
{
return(_operationService);
}
if (_operationService.GetCurrentTemperature() < targetTemperature)
{
var task = _operationService.RampingUpAsync(targetTemperature, rampRateAbs, settlingBand, settlingTime);
try
{
task.ConfigureAwait(false);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
else if (_operationService.GetCurrentTemperature() > targetTemperature)
{
var task = _operationService.RampingDownAsync(targetTemperature, rampRateAbs, settlingBand, settlingTime);
try
{
task.ConfigureAwait(false);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
return(_operationService);
}
