public void ViewSeasonsCommand_HappyPath()
{
// Arrange
// Instantiate class under test.
var viewModel = new GamePredictorWindowViewModel(_sharedService, _windowService);
// Set up needed infrastructure of class under test.
var seasonCount = 3;
var lastSeason = 1920;
var seasonIDs = new List <int>(seasonCount);
for (int i = lastSeason; i > lastSeason - seasonCount; i--)
{
var seasonID = i;
seasonIDs.Add(seasonID);
}
A.CallTo(() => _windowService.GetSeasonIDs()).Returns(seasonIDs);
// Act
viewModel.ViewSeasonsCommand.Execute(null);
// Assert
A.CallTo(() => _windowService.GetSeasonIDs()).MustHaveHappenedOnceExactly();
Assert.IsInstanceOf <ReadOnlyCollection <int> >(viewModel.GuestSeasons);
Assert.IsInstanceOf <ReadOnlyCollection <int> >(viewModel.HostSeasons);
Assert.AreEqual(lastSeason, viewModel.GuestSelectedSeason);
Assert.AreEqual(lastSeason, viewModel.HostSelectedSeason);
}
private void ViewSeasons()
{
try
{
var seasonIDs = _windowService.GetSeasonIDs();
GuestSeasons = new ReadOnlyCollection <int>(seasonIDs.ToList());
HostSeasons = new ReadOnlyCollection <int>(seasonIDs.ToList());
GuestSelectedSeason = 1920;
HostSelectedSeason = 1920;
}
catch (Exception ex)
{
_sharedService.ShowExceptionMessage(ex);
}
}
