public void WaitForEventFallingEdgeTest()
{
TimeoutHelper.CompletesInTime(() =>
{
using (GpioController controller = new GpioController(GetTestNumberingScheme(), GetTestDriver()))
{
CancellationTokenSource tokenSource = new CancellationTokenSource();
controller.OpenPin(InputPin, PinMode.Input);
controller.OpenPin(OutputPin, PinMode.Output);
controller.Write(OutputPin, PinValue.Low);
Task.Run(() =>
{
controller.Write(OutputPin, PinValue.High);
Thread.Sleep(WaitMilliseconds);
controller.Write(OutputPin, PinValue.Low);
});
WaitForEventResult result = controller.WaitForEvent(InputPin, PinEventTypes.Falling, tokenSource.Token);
Assert.False(result.TimedOut);
Assert.Equal(PinEventTypes.Falling, result.EventTypes);
}
}, TimeSpan.FromSeconds(30));
}
private async Task <TimeSpan> ShowRound(int pin, int msTimeout)
{
_controller.Write(pin, PinValue.High);
WaitForEventResult fake = await _controller.WaitForEventAsync(_buttonPin, PinEventTypes.Falling,
TimeSpan.FromMilliseconds(msTimeout));
_controller.Write(pin, PinValue.Low);
return(fake.TimedOut ? TimeSpan.Zero : TimeSpan.FromSeconds(-1));
}
[Trait("SkipOnTestRun", "Windows_NT")] // The windows driver is returning none as the event type.
public void WaitForEventCancelAfter10MillisecondsTest()
{
using (GpioController controller = new GpioController(GetTestNumberingScheme(), GetTestDriver()))
{
CancellationTokenSource tokenSource = new CancellationTokenSource(WaitMilliseconds);
controller.OpenPin(InputPin, PinMode.Input);
controller.OpenPin(OutputPin, PinMode.Output);
controller.Write(OutputPin, PinValue.Low);
WaitForEventResult result = controller.WaitForEvent(InputPin, PinEventTypes.Falling, tokenSource.Token);
Assert.True(result.TimedOut);
Assert.Equal(PinEventTypes.Falling, result.EventTypes);
}
}
private async Task <TimeSpan> PlayButton(bool fakeOut)
{
int waitMs = _r.Next(1500, 6000);
WaitForEventResult pre = await _controller.WaitForEventAsync(_buttonPin, PinEventTypes.Falling,
TimeSpan.FromMilliseconds(waitMs));
if (!pre.TimedOut)
{
return(TimeSpan.FromSeconds(-1));
}
if (fakeOut)
{
return(await ShowFakeout());
}
else
{
return(await ShowReal());
}
}
public void WaitForEventBothEdgesTest()
{
using (GpioController controller = new GpioController(GetTestNumberingScheme(), GetTestDriver()))
{
CancellationTokenSource tokenSource = new CancellationTokenSource();
tokenSource.CancelAfter(2000);
controller.OpenPin(InputPin, PinMode.Input);
controller.OpenPin(OutputPin, PinMode.Output);
controller.Write(OutputPin, PinValue.High);
// Wait for any events that happen because of the initialization
controller.WaitForEvent(InputPin, PinEventTypes.Falling | PinEventTypes.Rising, tokenSource.Token);
tokenSource.Dispose();
var task = Task.Run(() =>
{
controller.Write(OutputPin, PinValue.High);
Thread.Sleep(WaitMilliseconds);
controller.Write(OutputPin, PinValue.Low);
Thread.Sleep(WaitMilliseconds);
controller.Write(OutputPin, PinValue.High);
});
tokenSource = new CancellationTokenSource();
tokenSource.CancelAfter(WaitMilliseconds * 4);
// First event is falling, second is rising
WaitForEventResult result = controller.WaitForEvent(InputPin, PinEventTypes.Falling | PinEventTypes.Rising, tokenSource.Token);
Assert.False(result.TimedOut);
Assert.Equal(PinEventTypes.Falling, result.EventTypes);
result = controller.WaitForEvent(InputPin, PinEventTypes.Falling | PinEventTypes.Rising, tokenSource.Token);
Assert.False(result.TimedOut);
Assert.Equal(PinEventTypes.Rising, result.EventTypes);
Assert.True(task.Wait(TimeSpan.FromSeconds(30))); // Should end long before that
tokenSource.Dispose();
}
}
