public void delay_async_cancels_the_delay_if_cancellation_token_is_cancelled()
{
var scheduler = new TestSchedulerService();
var sut = new DelayServiceBuilder()
.WithSchedulerService(scheduler)
.Build();
var cts = new CancellationTokenSource();
Exception exception = null;
var delayResult = sut
.DelayAsync(TimeSpan.FromSeconds(5), cts.Token)
.Subscribe(
_ => { },
ex => exception = ex);
scheduler.AdvanceBy(TimeSpan.FromSeconds(1));
Assert.Null(exception);
cts.Cancel();
scheduler.AdvanceBy(TimeSpan.FromSeconds(5));
Assert.IsType<OperationCanceledException>(exception);
}
public void delay_async_returns_observable_that_ticks_after_specified_delay()
{
var scheduler = new TestSchedulerService();
var sut = new DelayServiceBuilder()
.WithSchedulerService(scheduler)
.Build();
var completed = false;
sut
.DelayAsync(TimeSpan.FromSeconds(5))
.Subscribe(_ => completed = true);
Assert.False(completed);
scheduler.AdvanceBy(TimeSpan.FromSeconds(1));
Assert.False(completed);
scheduler.AdvanceBy(TimeSpan.FromSeconds(2));
Assert.False(completed);
scheduler.AdvanceBy(TimeSpan.FromSeconds(3));
Assert.True(completed);
}
public void is_pause_visible_cycles_correctly_if_start_command_is_executed()
{
var scheduler = new TestSchedulerService();
var action = new ActionMock(MockBehavior.Loose);
action
.When(x => x.Duration)
.Return(TimeSpan.FromMinutes(1));
action
.When(x => x.ExecuteAsync(It.IsAny<ExecutionContext>()))
.Return<ExecutionContext>(
ec =>
Observable
.Return(Unit.Default)
.Do(_ => { })
.Delay(TimeSpan.FromMinutes(1), scheduler.DefaultScheduler)
.Do(_ => ec.AddProgress(TimeSpan.FromMinutes(1))));
var sut = new ExerciseProgramViewModelBuilder()
.WithModel(
new ExerciseProgramBuilder()
.AddExercise(
new ExerciseBuilder()
.WithBeforeExerciseAction(action)))
.WithSchedulerService(scheduler)
.Build();
Assert.False(sut.IsPauseVisible);
sut.StartCommand.Execute(null);
scheduler.AdvanceMinimal();
Assert.True(sut.IsPauseVisible);
scheduler.AdvanceBy(TimeSpan.FromMinutes(10));
Assert.False(sut.IsPauseVisible);
}
public void programs_is_populated_from_cache_whilst_document_from_cloud_loads()
{
var cacheDocument = "# First Program";
var cloudDocument = @"
# First Program
# Second Program";
var scheduler = new TestSchedulerService();
var exerciseDocumentService = new ExerciseDocumentServiceMock(MockBehavior.Loose);
exerciseDocumentService
.When(x => x.ExerciseDocument)
.Return(
Observable
.Return(cloudDocument)
.Delay(TimeSpan.FromSeconds(3), scheduler.TaskPoolScheduler));
var sut = new ExerciseProgramsViewModelBuilder()
.WithExerciseDocumentService(exerciseDocumentService)
.WithCachedDocument(cacheDocument)
.WithSchedulerService(scheduler)
.Build();
scheduler.AdvanceMinimal();
Assert.NotNull(sut.Programs);
Assert.Equal(1, sut.Programs.Count);
scheduler.AdvanceBy(TimeSpan.FromSeconds(2));
Assert.NotNull(sut.Programs);
Assert.Equal(1, sut.Programs.Count);
scheduler.AdvanceBy(TimeSpan.FromSeconds(2));
Assert.NotNull(sut.Programs);
Assert.Equal(2, sut.Programs.Count);
}
