public void AddSuperState_throws_exception_if_existing_different_sub_state()
{
var superState1 = new StateDetails <SaleState, SaleEvent>(SaleState.ChangeDue);
var superState2 = new StateDetails <SaleState, SaleEvent>(SaleState.Complete);
var sut = new StateDetails <SaleState, SaleEvent>(SaleState.Open);
sut.AddSuperState(superState1);
Assert.Throws <InvalidOperationException>(() => sut.AddSuperState(superState2));
}
public void AddSuperState_adds_super_state()
{
var superState = new StateDetails <SaleState, SaleEvent>(SaleState.ChangeDue);
var sut = new StateDetails <SaleState, SaleEvent>(SaleState.Open);
sut.AddSuperState(superState);
Assert.True(sut.HasSuperState);
Assert.False(superState.HasSuperState);
Assert.True(superState.IsSuperState);
Assert.False(sut.IsSuperState);
Assert.Same(superState, sut.SuperState);
Assert.Contains(sut, superState.SubStates);
}
