public void AddReentryAction_throws_InvalidOperationException_if_already_set()
{
var stateMachine = new StateMachineAsync <Sale, SaleState, SaleEvent>(sale => sale.State, (sale, newState) => sale.State = newState);
var sut = new StateConfigurationAsync <Sale, SaleState, SaleEvent>(SaleState.ChangeDue, stateMachine);
sut.AddReentryAction((sale, _) => Task.CompletedTask);
Assert.Throws <InvalidOperationException>(() => sut.AddReentryAction((sale, _) => Task.CompletedTask));
}
public async Task ExecuteReentryActionAsync_executes_ReentryAction()
{
var sale = new Sale(saleID: 96)
{
State = SaleState.Open
};
var transitionResult = new StateTransitionResult <SaleState, SaleEvent>(SaleEvent.AddItem
, SaleState.Open
, SaleState.Open
, SaleState.Open
, "lastTransitionName");
var stateMachine = new StateMachineAsync <Sale, SaleState, SaleEvent>(sale1 => sale1.State, (sale1, newState) => sale1.State = newState);
var openState = new StateConfigurationAsync <Sale, SaleState, SaleEvent>(SaleState.Open, stateMachine);
var changeDueState = new StateConfigurationAsync <Sale, SaleState, SaleEvent>(SaleState.ChangeDue, stateMachine);
changeDueState.AddSuperstate(openState);
var changeDueEntryActionFromOpenFired = false;
changeDueState.AddReentryAction((sale1, _) => { changeDueEntryActionFromOpenFired = true; return(Task.CompletedTask); });
var parameters = new ExecutionParameters <Sale, SaleEvent>(SaleEvent.Pay, sale);
await changeDueState.ExecuteReentryActionAsync(parameters, transitionResult);
Assert.True(changeDueEntryActionFromOpenFired);
}
public void AddReentryAction_throws_ArgumentNullException_if_Action_null()
{
var stateMachine = new StateMachineAsync <Sale, SaleState, SaleEvent>(sale => sale.State, (sale, newState) => sale.State = newState);
var sut = new StateConfigurationAsync <Sale, SaleState, SaleEvent>(SaleState.ChangeDue, stateMachine);
Assert.Throws <ArgumentNullException>(() => sut.AddReentryAction(action: null));
}