public void ItSetsThePreviousChampioinIfTheCurrentOneIsCleared()
{
_autoMocker.Get<IChampionRepository>().Expect(mock => mock.GetChampionData(_gameDefinitionId))
.Return(new NullChampionData());
_autoMocker.ClassUnderTest.RecalculateChampion(_gameDefinitionId, _applicationUser);
_autoMocker.Get<IDataContext>().AssertWasCalled(mock => mock.Save(
Arg<GameDefinition>.Matches(definition => definition.PreviousChampionId == _previousChampionId),
Arg<ApplicationUser>.Is.Anything));
}