public async Task Test1()
{
DeviceUpdateEvent deviceView1 = null;
DeviceUpdateEvent deviceView2 = null;
var input = new AsyncProducerConsumerQueue <IDeviceView>();
var source = new ConnectableObservableForAsyncProducerConsumerQueue <IDeviceView>(input);
var id1 = Guid.NewGuid();
var id2 = Guid.NewGuid();
await input.EnqueueAsync(new DeviceVoltagesUpdateView { DeviceId = id1, Voltage = 1 });
await input.EnqueueAsync(new DeviceVoltagesUpdateView { DeviceId = id1, Voltage = 2 });
var service = new DeviceService(source);
await Task.Delay(100);
service.GetDeviceStream(id1).Subscribe(x => deviceView1 = x);
service.GetDeviceStream(id2).Subscribe(x => deviceView2 = x);
/// I believe there is no need to pause here because the Subscribe method calls above
/// block until the events have all been pushed into the subscribers above.
await Task.Delay(1000);
Assert.AreEqual(deviceView1.View.DeviceId, id1);
Assert.AreEqual(deviceView1.View.Voltage, 2);
await input.EnqueueAsync(new DeviceVoltagesUpdateView { DeviceId = id2, Voltage = 100 });
await Task.Delay(1000);
Assert.AreEqual(deviceView2.View.DeviceId, id2);
Assert.AreEqual(deviceView2.View.Voltage, 100);
//await input.EnqueueAsync(new DeviceVoltagesUpdateView { DeviceId = id2, Voltage = 101 });
//await Task.Delay(1000); /// Give the event time to propagate.
//Assert.AreEqual(deviceView2.View.Voltage, 101);
}
public async Task Test2()
{
var input = new AsyncProducerConsumerQueue <IDeviceView>();
var source = new ConnectableObservableForAsyncProducerConsumerQueue <IDeviceView>(input);
var service = new DeviceService(source);
var ids = Enumerable.Range(0, 100000).Select(i => Guid.NewGuid()).ToArray();
var idsRemaining = ids.ToHashSet();
var t1 = Task.Run(async() => {
foreach (var id in ids)
{
await input.EnqueueAsync(new DeviceVoltagesUpdateView {
DeviceId = id, Voltage = 1
});
}
});
//await t1;
//await Task.Delay(5000);
var t2 = Task.Run(() => {
foreach (var id in ids)
{
service.GetDeviceStream(id).Subscribe(x => idsRemaining.Remove(x.View.DeviceId));
}
});
await Task.WhenAll(t1, t2);
var sw = Stopwatch.StartNew();
while (idsRemaining.Count > 0)
{
if (sw.Elapsed.TotalSeconds > 600)
{
throw new Exception("Failed");
}
await Task.Delay(100);
}
}