public void ShouldScheduleParallelInParallel()
{
var testScheduler = new TestScheduler();
var testObservable = testScheduler.CreateColdObservable(
OnNext(100, Unit.Default),
OnCompleted(100, Unit.Default)
);
var testObserver = testScheduler.CreateObserver <Unit>();
using IScheduler s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper), null);
s.Start();
for (var i = 0; i < 8; i++)
{
s.Add(RequestProcessType.Parallel, "bogus", testObservable.Do(testObserver));
}
testScheduler.Start();
testObservable.Subscriptions.Count.Should().Be(8);
testObserver.Messages
.Where(z => z.Value.Kind != NotificationKind.OnCompleted).Should()
.ContainInOrder(
OnNext(100, Unit.Default),
OnNext(100, Unit.Default),
OnNext(100, Unit.Default),
OnNext(100, Unit.Default),
OnNext(100, Unit.Default),
OnNext(100, Unit.Default),
OnNext(100, Unit.Default),
OnNext(100, Unit.Default)
);
}
public void Should_Handle_Exceptions_Tasks()
{
var testScheduler = new TestScheduler();
var testObservable = testScheduler.CreateColdObservable(
OnNext(100, Unit.Default),
OnCompleted(100, Unit.Default)
);
var errorObservable = testScheduler.CreateColdObservable(
OnError(100, new NotSameException(), Unit.Default)
);
var testObserver = testScheduler.CreateObserver <Unit>();
using IScheduler s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper), null);
s.Start();
s.Add(RequestProcessType.Serial, "bogus", testObservable.Do(testObserver));
s.Add(RequestProcessType.Serial, "somethingelse", errorObservable.Do(testObserver));
s.Add(RequestProcessType.Serial, "bogus", testObservable.Do(testObserver));
testScheduler.Start();
testObservable.Subscriptions.Count.Should().Be(2);
var messages = testObserver.Messages
.Where(z => z.Value.Kind != NotificationKind.OnCompleted)
.ToArray();
messages.Should().Contain(x => x.Value.Kind == NotificationKind.OnNext && x.Time == 100);
messages.Should().Contain(x => x.Value.Kind == NotificationKind.OnError && x.Time == 200 && x.Value.Exception is NotSameException);
messages.Should().Contain(x => x.Value.Kind == NotificationKind.OnNext && x.Time == 300);
}
public void Should_Handle_Exceptions_Tasks()
{
var testScheduler = new TestScheduler();
var testObservable = testScheduler.CreateColdObservable(
OnNext(Subscribed, Unit.Default),
OnCompleted(Subscribed, Unit.Default)
);
var errorObservable = testScheduler.CreateColdObservable(
OnError(Subscribed, new NotSameException(), Unit.Default)
);
var testObserver = testScheduler.CreateObserver <Unit>();
using var s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper), false, null, TimeSpan.FromSeconds(30), testScheduler);
s.Add(RequestProcessType.Serial, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Serial, "somethingelse", DoStuff(errorObservable, testObserver));
s.Add(RequestProcessType.Serial, "bogus", DoStuff(testObservable, testObserver));
testScheduler.Start();
testObservable.Subscriptions.Count.Should().Be(2);
errorObservable.Subscriptions.Should().HaveCount(1);
var messages = testObserver.Messages
.Where(z => z.Value.Kind != NotificationKind.OnCompleted)
.ToArray();
messages.Should().Contain(x => x.Value.Kind == NotificationKind.OnNext && x.Time == Subscribed);
messages.Should().Contain(x => x.Value.Kind == NotificationKind.OnError && x.Time == Subscribed * 2 && x.Value.Exception is NotSameException);
messages.Should().Contain(x => x.Value.Kind == NotificationKind.OnNext && x.Time == Subscribed * 3);
}
public void ShouldScheduleSerialInOrder()
{
var testScheduler = new TestScheduler();
var testObservable = testScheduler.CreateColdObservable(
OnNext(Subscribed, Unit.Default),
OnCompleted(Subscribed, Unit.Default)
);
var testObserver = testScheduler.CreateObserver <Unit>();
using var s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper), false, null, TimeSpan.FromSeconds(30), testScheduler);
for (var i = 0; i < 8; i++)
{
s.Add(RequestProcessType.Serial, "bogus", DoStuff(testObservable, testObserver));
}
testScheduler.Start();
testObservable.Subscriptions.Count.Should().Be(8);
testObserver.Messages
.Where(z => z.Value.Kind != NotificationKind.OnCompleted).Should()
.ContainInOrder(
OnNext(Subscribed, Unit.Default),
OnNext(Subscribed * 2, Unit.Default),
OnNext(Subscribed * 3, Unit.Default),
OnNext(Subscribed * 4, Unit.Default),
OnNext(Subscribed * 5, Unit.Default),
OnNext(Subscribed * 6, Unit.Default),
OnNext(Subscribed * 7, Unit.Default),
OnNext(Subscribed * 8, Unit.Default)
);
}
public void ShouldScheduleSerialInOrder()
{
using (IScheduler s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper)))
{
var done = new CountdownEvent(3); // 3x s.Add
var running = 0;
var peek = 0;
Func <Task> HandlePeek = async() =>
{
var p = Interlocked.Increment(ref running);
lock (this) peek = Math.Max(peek, p);
await Task.Delay(SLEEPTIME_MS); // give a different HandlePeek task a chance to run
Interlocked.Decrement(ref running);
done.Signal();
};
s.Start();
for (var i = 0; i < done.CurrentCount; i++)
{
s.Add(RequestProcessType.Serial, "bogus", HandlePeek);
}
done.Wait(ALONGTIME_MS).Should().Be(true, because: "all tasks have to run");
running.Should().Be(0, because: "all tasks have to run normally");
peek.Should().Be(1, because: "all tasks must not overlap");
s.Dispose();
Interlocked.Read(ref ((ProcessScheduler)s)._TestOnly_NonCompleteTaskCount).Should().Be(0, because: "the scheduler must not wait for tasks to complete after disposal");
}
}
public void ShouldScheduleAwaitableTask()
{
using (IScheduler s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper)))
{
var done = new CountdownEvent(1);
s.Start();
s.Add(RequestProcessType.Serial, "bogus", async() =>
{
await Task.Yield();
done.Signal();
});
done.Wait(ALONGTIME_MS).Should().Be(true, because: "all tasks have to run");
}
}
public void ShouldScheduleCompletedTask(RequestProcessType type)
{
using (IScheduler s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper)))
{
var done = new CountdownEvent(1);
s.Start();
s.Add(type, "bogus", () =>
{
done.Signal();
return(Task.CompletedTask);
});
done.Wait(ALONGTIME_MS).Should().Be(true, because: "all tasks have to run");
}
}
public void ShouldScheduleCompletedTask(RequestProcessType type)
{
var testScheduler = new TestScheduler();
var testObservable = testScheduler.CreateColdObservable(
OnNext(100, Unit.Default),
OnCompleted(100, Unit.Default)
);
var testObserver = testScheduler.CreateObserver <Unit>();
using IScheduler s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper), null);
s.Start();
s.Add(type, "bogus", testObservable.Do(testObserver));
testScheduler.AdvanceTo(50);
testObservable.Subscriptions.Count.Should().Be(1);
testScheduler.AdvanceTo(101);
testObservable.Subscriptions.Count.Should().Be(1);
testObserver.Messages.Should().Contain(z => z.Value.Kind == NotificationKind.OnNext);
testObserver.Messages.Should().Contain(z => z.Value.Kind == NotificationKind.OnCompleted);
}
public void ShouldScheduleCompletedTask(RequestProcessType type)
{
var testScheduler = new TestScheduler();
var testObservable = testScheduler.CreateColdObservable(
OnNext(Subscribed, Unit.Default),
OnCompleted(Subscribed, Unit.Default)
);
var testObserver = testScheduler.CreateObserver <Unit>();
using var s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper), false, null, TimeSpan.FromSeconds(30), testScheduler);
s.Add(type, "bogus", DoStuff(testObservable, testObserver));
testScheduler.AdvanceTo(Subscribed / 2);
testObservable.Subscriptions.Count.Should().Be(1);
testScheduler.AdvanceTo(Subscribed + 1);
testObservable.Subscriptions.Count.Should().Be(1);
testObserver.Messages.Should().Contain(z => z.Value.Kind == NotificationKind.OnNext);
testObserver.Messages.Should().Contain(z => z.Value.Kind == NotificationKind.OnCompleted);
}
public void ShouldScheduleWithConcurrency_WithContentModified()
{
var testScheduler = new TestScheduler();
var testObservable = testScheduler.CreateColdObservable(
OnNext(Subscribed, Unit.Default),
OnCompleted(Subscribed, Unit.Default)
);
var testObserver = testScheduler.CreateObserver <Unit>();
using var s = new ProcessScheduler(new TestLoggerFactory(_testOutputHelper), true, 3, TimeSpan.FromSeconds(30), testScheduler);
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Serial, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Serial, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
s.Add(RequestProcessType.Parallel, "bogus", DoStuff(testObservable, testObserver));
testScheduler.Start();
testObservable.Subscriptions.Count.Should().Be(11);
testObserver.Messages
.Where(z => z.Value.Kind != NotificationKind.OnCompleted).Should()
.ContainInOrder(
OnNext(Subscribed, Unit.Default),
OnNext(Subscribed * 2, Unit.Default),
OnNext(Subscribed * 3, Unit.Default),
OnNext(Subscribed * 3, Unit.Default),
OnNext(Subscribed * 3, Unit.Default)
);
}
