public void AddEntryActionWPrevious_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.AddEntryAction((sale, _) => Task.CompletedTask, previousState: SaleState.Open);
Assert.Throws <InvalidOperationException>(() => sut.AddEntryAction((sale, _) => Task.CompletedTask, SaleState.Open));
}
public void AddEntryAction_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.AddEntryAction(action: null));
}
public async Task ExecuteEntryActionAsync_does_not_execute_if_cancelled()
{
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);
var sut = new StateConfigurationAsync <Sale, SaleState, SaleEvent>(SaleState.ChangeDue, stateMachine);
var entryActionFromOpenFired = false;
sut.AddEntryAction((sale1, _) => { entryActionFromOpenFired = true; return(Task.CompletedTask); });
using (var cancelSource = new CancellationTokenSource())
{
var parameters = new ExecutionParameters <Sale, SaleEvent>(SaleEvent.Pay, sale, cancelSource.Token);
cancelSource.Cancel();
await sut.ExecuteEntryActionAsync(parameters, transitionResult);
Assert.False(entryActionFromOpenFired);
}
}
public async Task ExecuteEntryActionAsync_executes_for_super_state()
{
var entryActionCalled = false;
var stateMachine = new StateMachineAsync <Sale, SaleState, SaleEvent>(sale1 => sale1.State, (sale1, newState) => sale1.State = newState);
var openConfig = new StateConfigurationAsync <Sale, SaleState, SaleEvent>(SaleState.Open, stateMachine);
openConfig.AddEntryAction((sale1, _) => { entryActionCalled = true; return(Task.CompletedTask); });
var changeDueConfig = new StateConfigurationAsync <Sale, SaleState, SaleEvent>(SaleState.ChangeDue, stateMachine);
changeDueConfig.MakeSubStateOf(openConfig);
var sale = new Sale(saleID: 96)
{
State = SaleState.ChangeDue
};
var parameters = new ExecutionParameters <Sale, SaleEvent>(SaleEvent.Pay, sale);
var transitionResult = new StateTransitionResult <SaleState, SaleEvent>(SaleEvent.Pay
, SaleState.Open
, SaleState.Complete
, SaleState.ChangeDue
, "lastTransitionName");
await changeDueConfig.ExecuteEntryActionAsync(parameters, transitionResult);
Assert.True(entryActionCalled);
}
public async Task ExecuteEntryActionAsync_executes_EntryAction_without_previous_state()
{
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);
var sut = new StateConfigurationAsync <Sale, SaleState, SaleEvent>(SaleState.ChangeDue, stateMachine);
var entryActionFromOpenFired = false;
sut.AddEntryAction((sale1, _) => { entryActionFromOpenFired = true; return(Task.CompletedTask); });
var parameters = new ExecutionParameters <Sale, SaleEvent>(SaleEvent.Pay, sale);
await sut.ExecuteEntryActionAsync(parameters, transitionResult);
Assert.True(entryActionFromOpenFired);
}
