public void programs_is_populated_from_cloud_if_cache_errors_and_cloud_is_populated()
{
var document = "# First Program";
var stateService = new StateServiceMock();
var scheduler = new TestScheduler();
stateService
.When(x => x.Get<string>(It.IsAny<string>()))
.Return(Observable.Throw<string>(new InvalidOperationException()));
stateService
.When(x => x.Set<string>(It.IsAny<string>(), It.IsAny<string>()))
.Return(Observable.Return(Unit.Default));
var sut = new ExerciseProgramsViewModelBuilder()
.WithCloudDocument(document)
.WithScheduler(scheduler)
.WithStateService(stateService)
.Build();
scheduler.AdvanceMinimal();
Assert.NotNull(sut.Programs);
Assert.Equal(1, sut.Programs.Count);
}
public void document_is_not_stored_in_cache_if_loaded_from_cache()
{
var document = "# First Program";
var scheduler = new TestScheduler();
var stateService = new StateServiceMock();
stateService
.When(x => x.Get<string>(It.IsAny<string>()))
.Return(Observable.Return(document));
stateService
.When(x => x.Set<string>(It.IsAny<string>(), It.IsAny<string>()))
.Return(Observable.Return(Unit.Default));
var sut = new ExerciseProgramsViewModelBuilder()
.WithScheduler(scheduler)
.WithStateService(stateService)
.Build();
scheduler.AdvanceMinimal();
Assert.Equal(ExerciseProgramsViewModelStatus.LoadedFromCache, sut.Status);
stateService
.Verify(x => x.Set<string>("ExerciseProgramsDocument", document))
.WasNotCalled();
}
public ExerciseProgramsViewModelBuilder WithCachedDocument(string cachedDocument)
{
var stateService = new StateServiceMock(MockBehavior.Loose);
stateService
.When(x => x.GetAsync<string>(It.IsAny<string>()))
.Return(Observable.Return(cachedDocument));
stateService
.When(x => x.SetAsync<string>(It.IsAny<string>(), It.IsAny<string>()))
.Return(Observable.Return(Unit.Default));
return this.WithStateService(stateService);
}