public async Task ExecuteAutoTransitionAsync_executes_AutoTransition_for_superState()
{
var sale = new Sale(saleID: 96)
{
State = SaleState.ChangeDue
};
var transitionResult = new StateTransitionResult <SaleState, SaleEvent>(SaleEvent.Pay
, SaleState.Open
, SaleState.Open
, SaleState.ChangeDue
, "lastTransitionName");
var stateMachine = new StateMachineAsync <Sale, SaleState, SaleEvent>(sale1 => sale1.State, (sale1, newState) => sale1.State = newState);
IStateConfigurationAsyncInternal <Sale, SaleState, SaleEvent> openState = stateMachine.ConfigureState(SaleState.Open) as IStateConfigurationAsyncInternal <Sale, SaleState, SaleEvent>;
IStateConfigurationAsyncInternal <Sale, SaleState, SaleEvent> changeDueState = stateMachine.ConfigureState(SaleState.ChangeDue) as IStateConfigurationAsyncInternal <Sale, SaleState, SaleEvent>;
changeDueState.AddSuperstate(openState);
openState.AddAutoForwardTransition(SaleEvent.ChangeGiven, SaleState.Complete, (sale1, _) => Task.FromResult(result: true));
var parameters = new ExecutionParameters <Sale, SaleEvent>(SaleEvent.ChangeGiven, sale);
var autoTransitionResult = await changeDueState.ExecuteAutoTransitionAsync(parameters, transitionResult);
Assert.True(autoTransitionResult.WasTransitioned);
Assert.Equal(SaleState.Complete, sale.State);
Assert.Equal(SaleState.Complete, autoTransitionResult.CurrentState);
Assert.Equal(SaleState.ChangeDue, autoTransitionResult.PreviousState);
Assert.Equal(SaleState.Open, autoTransitionResult.StartingState);
}
public void AddSuperState(IStateConfigurationAsyncInternal <T, TState, TTrigger> superStateConfiguration)
{
if (IsInState(superStateConfiguration.State))
{
throw new ArgumentOutOfRangeException($"{State} is already a sub-state of {superStateConfiguration.State}.");
}
if (superStateConfiguration.IsInState(State))
{
throw new ArgumentOutOfRangeException($"{superStateConfiguration.State} is already a sub-state of {State}.");
}
_superState = superStateConfiguration;
}
