public void IfNoExceptionsOccurThenShouldSetViewModelStateToLoadingThenToStill()
{
command = new Query(p => { });
command.SetViewModel(viewModel);
var events = new List<string>();
const string still = "BackToStill";
subscriber.SubscribeTo(vm => vm.State, () =>
{
if (viewModel.State == ViewModelState.Loading)
{
events.Add(loading);
}
if (viewModel.State == ViewModelState.Still)
{
events.Add(still);
}
});
Task.Factory.StartNew(() => command.Execute(null)).ContinueWith(prev =>
{
Assert.True(events.Count == 2);
Assert.True(events[0] == loading);
Assert.True(events[1] == still);
});
}
public void IfExceptionsOccuredThenShouldSetViewModelStateToUploadingThenToFaulted()
{
command = new Command(p =>
{
throw new EventLogReadingException();
});
command.SetViewModel(viewModel);
var events = new List<string>();
subscriber.SubscribeTo(vm => vm.State, () =>
{
if (viewModel.State == ViewModelState.Uploading)
{
events.Add("Uploading");
}
if (viewModel.State == ViewModelState.Faulted)
{
events.Add("Faulted");
}
});
Task.Factory.StartNew(() => command.Execute(null)).ContinueWith(prev =>
{
Assert.True(events.Count == 2);
Assert.True(events[0] == "Uploading");
Assert.True(events[1] == "Faulted");
});
}
protected ICommand DecorateCommand(ActionBase action)
{
action.SetViewModel(this);
return action;
}
public void SetUp()
{
formViewModel = new FormViewModel();
command = new ValidationQuery(null);
command.SetViewModel(formViewModel);
}