public async Task FireTriggerAsync_executes_superState_if_currentState_not_successful()
{
var sale = new Sale(saleId: 96)
{
State = SaleState.ChangeDue
};
var stateMachine = new StateMachine <Sale, SaleState, SaleEvent>(sale1 => sale1.State, (sale1, newState) => sale1.State = newState);
var openState = new StateConfiguration <Sale, SaleState, SaleEvent>(SaleState.Open, stateMachine);
var changeDueState = new StateConfiguration <Sale, SaleState, SaleEvent>(SaleState.ChangeDue, stateMachine);
var openStatePayTriggerFired = false;
openState
.AddTriggerAction(SaleEvent.Pay, (sale1, _) => { openStatePayTriggerFired = true; return(Task.CompletedTask); })
.AddTransition(SaleEvent.Pay, SaleState.Complete, name: "openStatePay");
changeDueState.AddSuperstate(openState);
var parameters = new ExecutionParameters <Sale, SaleEvent>(SaleEvent.Pay, sale);
var result = await changeDueState.FireTriggerAsync(parameters);
Assert.True(openStatePayTriggerFired);
Assert.True(result.WasTransitioned);
Assert.Equal(SaleState.Complete, sale.State);
Assert.Equal(SaleState.Complete, result.CurrentState);
Assert.Equal(SaleState.ChangeDue, result.PreviousState);
Assert.Equal(SaleState.ChangeDue, result.StartingState);
Assert.Equal("openStatePay", result.LastTransitionName);
}