public void SimpleTransitionTest()
{
var machine = new TestMachine();
registerMachineEvents(machine);
machine.Send(Event.S1_to_S2);
machine.Execute();
assertMachineEvents(true, false, true, false);
Assert.AreEqual(State.S2, machine.CurrentStateID);
}
public void TransitionDeclined()
{
var machine = new TestMachine <State, Event, EventArgs>();
machine.AddTransition(State.S1, Event.S1_to_S2, State.S2);
machine[State.S1].ExitHandler += throwException;
registerMachineEvents(machine);
machine.Start(State.S1);
machine.Send(Event.S2_to_S1);
machine.Execute();
assertMachineEvents(true, true, false, false);
Assert.AreEqual(State.S1, machine.CurrentStateID);
}
public void GuardException()
{
var machine = new TestMachine <State, Event, EventArgs>();
machine.AddTransition(State.S1, Event.S1_to_S2, guardException, State.S2);
registerMachineEvents(machine);
machine.Start(State.S1);
machine.Send(Event.S1_to_S2);
machine.Execute();
assertMachineEvents(true, true, false, true);
Assert.AreEqual(State.S1, machine.CurrentStateID);
}
public void TransitionCompleted_ThrowsError()
{
var machine = new TestMachine <State, Event, EventArgs>();
machine.AddTransition(State.S1, Event.S1_to_S2, State.S2);
registerMachineEvents(machine);
machine.TransitionCompleted += (sender, e) => { throw new Exception(); };
machine.Start(State.S1);
machine.Send(Event.S1_to_S2);
machine.Execute();
assertMachineEvents(true, false, true, true);
Assert.AreEqual(State.S2, machine.CurrentStateID);
}
public void EntryExceptionOnInit()
{
var machine = new TestMachine <State, Event, EventArgs>();
machine.AddTransition(State.S1, Event.S1_to_S2, State.S2);
machine[State.S1].EntryHandler += throwException;
registerMachineEvents(machine);
TransitionErrorEventArgs <State, Event, EventArgs> args = null;
machine.ExceptionThrown += (sender, e) => args = e;
machine.Start(State.S1);
assertMachineEvents(false, false, false, true);
Assert.AreEqual(State.S1, machine.CurrentStateID);
Assert.AreEqual(false, args.MachineInitialized);
}
public void EntryExceptionOnSend()
{
TransitionErrorEventArgs <State, Event, EventArgs> errorEventArgs;
var machine = new TestMachine <State, Event, EventArgs>();
machine.AddTransition(State.S1, Event.S1_to_S2, State.S2);
machine[State.S2].EntryHandler += throwException;
errorEventArgs = null;
machine.ExceptionThrown += (sender, args) => errorEventArgs = args;
registerMachineEvents(machine);
machine.Start(State.S1);
machine.Send(Event.S1_to_S2);
machine.Execute();
assertMachineEvents(true, false, true, true);
Assert.AreEqual(State.S1, errorEventArgs.SourceStateID);
Assert.AreEqual(State.S2, machine.CurrentStateID);
Assert.AreEqual(Event.S1_to_S2, errorEventArgs.EventID);
}
public void Superstate_should_handle_event_when_guard_of_substate_does_not_pass()
{
var machine = new TestMachine <State, Event, EventArgs>();
machine.AddTransition(State.S1, Event.E1, State.S2);
machine.AddTransition(State.S1_1, Event.E1, State.S1_2);
machine.AddTransition(State.S1_2, Event.E1, (sender, e) => false, State.S1_1);
machine.SetupSubstates(State.S1, HistoryType.None, State.S1_1, State.S1_2);
registerMachineEvents(machine);
machine.Start(State.S1);
Assert.AreEqual(State.S1_1, machine.CurrentStateID);
machine.Send(Event.E1);
machine.Execute();
Assert.AreEqual(State.S1_2, machine.CurrentStateID);
machine.Send(Event.E1);
machine.Execute();
Assert.AreEqual(State.S2, machine.CurrentStateID);
assertMachineEvents(true, false, true, false);
}
public void TransitionActions_ThrowsExceptionTwice()
{
var machine = new TestMachine <State, Event, EventArgs>();
var count = 0;
EventHandler <TransitionEventArgs <State, Event, EventArgs> > actionHandler =
(sender, e) =>
{
count++;
throwException(sender, e);
};
machine.AddTransition(State.S1, Event.S1_to_S2, State.S2, actionHandler, actionHandler);
registerMachineEvents(machine);
machine.Start(State.S1);
machine.Send(Event.S1_to_S2);
machine.Execute();
assertMachineEvents(true, false, true, true);
Assert.AreEqual(State.S2, machine.CurrentStateID);
Assert.AreEqual(2, count);
}
public void BeginDispatch()
{
var machine = new TestMachine <State, Event, int>();
machine.AddTransition(State.S1, Event.S1_to_S2, State.S2);
IPassiveStateMachine <State, Event, int> m = machine;
m.BeginDispatch += (sender, e) =>
{
Assert.AreEqual(State.S1, m.CurrentStateID);
Assert.AreEqual(Event.S1_to_S2, e.EventID);
Assert.AreEqual(State.S1, e.SourceStateID);
Assert.AreEqual(123, e.EventArgs);
};
registerMachineEvents(m);
machine.Start(State.S1);
m.Send(Event.S1_to_S2, 123);
m.Execute();
assertMachineEvents(true, false, true, false);
Assert.AreEqual(State.S2, machine.CurrentStateID);
}