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