public void CalculatePredictionCommand_HappyPath()
{
// Arrange
// Instantiate class under test.
var viewModel = new GamePredictorWindowViewModel(_sharedService, _windowService)
{
GuestName = "Guest",
HostName = "Host"
};
// Set up needed infrastructure of class under test.
var guestSeason = new TeamSeason
{
TeamName = "Guest",
SeasonID = 2017,
OffensiveFactor = 1.1,
OffensiveAverage = 22,
DefensiveFactor = 0.9,
DefensiveAverage = 20
};
A.CallTo(() => _sharedService.FindTeamSeason(viewModel.GuestName, viewModel.GuestSelectedSeason))
.Returns(guestSeason);
var hostSeason = new TeamSeason
{
TeamName = "Host",
SeasonID = 2017,
OffensiveFactor = 1.2,
OffensiveAverage = 23,
DefensiveFactor = 0.8,
DefensiveAverage = 19
};
A.CallTo(() => _sharedService.FindTeamSeason(viewModel.HostName, viewModel.HostSelectedSeason))
.Returns(hostSeason);
// Act
viewModel.CalculatePredictionCommand.Execute(null);
// Assert
#region ValidateDataEntry()
A.CallTo(() => _sharedService.FindTeamSeason(viewModel.GuestName, viewModel.GuestSelectedSeason))
.MustHaveHappenedOnceExactly();
A.CallTo(() => _sharedService.FindTeamSeason(viewModel.HostName, viewModel.HostSelectedSeason))
.MustHaveHappenedOnceExactly();
#endregion ValidateDataEntry()
Assert.AreEqual((int)((guestSeason.OffensiveFactor * hostSeason.DefensiveAverage +
hostSeason.DefensiveFactor * guestSeason.OffensiveAverage) / 2d), viewModel.GuestScore);
Assert.AreEqual((int)((hostSeason.OffensiveFactor * guestSeason.DefensiveAverage +
guestSeason.DefensiveFactor * hostSeason.OffensiveAverage) / 2d), viewModel.HostScore);
}
public void AddGameCommand_GuestNameIsNull_ShowsExceptionMessageAndAborts()
{
// Arrange
// Instantiate class under test.
var viewModel = new GamesWindowViewModel(_sharedService, _controlService, _gameFinderWindow)
{
// Set up needed infrastructure of class under test.
GuestName = null,
HostName = "Host"
};
// Set up needed infrastructure of class under test.
var seasonID = (int)WpfGlobals.SelectedSeason;
A.CallTo(() => _sharedService.FindTeamSeason(viewModel.GuestName, seasonID)).Returns(null);
A.CallTo(() => _sharedService.FindTeamSeason(viewModel.HostName, seasonID)).Returns(null);
// Act
viewModel.AddGameCommand.Execute(null);
// Assert
var ex = new DataValidationException(WpfGlobals.Constants.BothTeamsNeededErrorMessage);
A.CallTo(() => _sharedService.ShowExceptionMessage(A <DataValidationException> .That.IsEqualTo(ex)))
.MustHaveHappenedOnceExactly();
A.CallTo(() => _controlService.AddGame(A <Game> .Ignored)).MustNotHaveHappened();
A.CallTo(() => _controlService.GetGames((int)WpfGlobals.SelectedSeason, null, null)).MustNotHaveHappened();
}