public async void Init_DataLoadsSuccessfully_LoadsTimeSlots()
{
var session = new Session {StartTime = DateTime.Now, EndTime = DateTime.Now, Id = 42, SpeakerId = 1};
var data = new CampData
{
Sessions = new List<Session> {session},
Speakers = new List<Speaker> {new Speaker {Id = 1}},
};
DataClient.GetDataBody = () => Task.FromResult(data);
var viewModel = new SessionsViewModel(Messenger, CodeCampService);
Assert.True(viewModel.IsLoading);
await viewModel.Init();
Assert.AreEqual(1, viewModel.TimeSlots.Count);
var slot = viewModel.TimeSlots.First();
Assert.AreEqual(session.StartTime, slot.StartTime);
Assert.AreEqual(session.EndTime, slot.EndTime);
Assert.AreEqual(1, slot.Sessions.Count);
Assert.AreEqual(session, slot.Sessions.First());
Assert.False(viewModel.IsLoading);
}
public async void Init_ExceptionThrown_ReportsError()
{
DataClient.GetDataBody = delegate { throw new Exception(); };
string errorMessage = null;
Messenger.Subscribe<ErrorMessage>(msg => errorMessage = msg.Message);
var viewModel = new SessionsViewModel(Messenger, CodeCampService);
await viewModel.Init();
Assert.NotNull(errorMessage);
Assert.False(viewModel.IsLoading);
Assert.Null(viewModel.TimeSlots);
}
public void ViewSessionCommand_NavigatesToSession()
{
var session = new Session {Id = 42};
var viewModel = new SessionsViewModel(Messenger, CodeCampService);
viewModel.ViewSessionCommand.Execute(session);
Assert.AreEqual(1, Dispatcher.ShowViewModelRequests.Count);
var request = Dispatcher.ShowViewModelRequests.Single();
var navParameters = request.ParameterValues.Read(typeof(SessionViewModel.NavigationParameters)) as SessionViewModel.NavigationParameters;
Assert.NotNull(navParameters);
Assert.AreEqual(session.Id, navParameters.Id);
}
private void reinitializeChildViewModels()
{
OverviewViewModel = new OverviewViewModel(Messenger, _campService);
OverviewViewModel.Init();
SessionsViewModel = new SessionsViewModel(Messenger, _campService);
SessionsViewModel.Init();
SpeakersViewModel = new SpeakersViewModel(Messenger, _campService);
SpeakersViewModel.Init();
SponsorsViewModel = new SponsorsViewModel(Messenger, _campService);
SponsorsViewModel.Init();
}