public void CanListenPositionChangeEvents()
{
// ARRANGE
var waitEvent = new ManualResetEvent(false);
var messageBus = new MessageBus();
NmeaPositionMocker mocker;
int count = 0;
messageBus.AsObservable<GeoPosition>()
.ObserveOn(Scheduler.ThreadPool)
.Subscribe(position => count++);
// ACT
Action<TimeSpan> delayAction = _ => Thread.Sleep(0); // do not wait to make test faster
using (Stream stream = new FileStream(TestHelper.NmeaFilePath, FileMode.Open))
{
mocker = new NmeaPositionMocker(stream, messageBus);
mocker.OnDone += (s, e) => waitEvent.Set();
mocker.Start(delayAction);
}
// ASSERT
if(!waitEvent.WaitOne(TimeSpan.FromSeconds(60)))
throw new TimeoutException();
mocker.Stop();
Assert.AreEqual(16, count);
}
/// <summary> Reads nmea file and sends fake geo positions via message bus. </summary>
private void RunMocker()
{
Action<TimeSpan> delayAction = Thread.Sleep;
using (Stream stream = new FileStream(TestHelper.NmeaFilePath, FileMode.Open))
{
var mocker = new NmeaPositionMocker(stream, _messageBus);
mocker.OnDone += (s, e) => _waitEvent.Set();
mocker.Start(delayAction);
}
}