public void PriorityEventsQueueing(
IStateMachine <string, int> machine,
AutoResetEvent signal)
{
const int FirstEvent = 0;
const int SecondEvent = 1;
"establish an active state machine with transitions"._(() =>
{
signal = new AutoResetEvent(false);
machine = new ActiveStateMachine <string, int>();
machine.In("A").On(SecondEvent).Goto("B");
machine.In("B").On(FirstEvent).Goto("C");
machine.In("C").ExecuteOnEntry(() => signal.Set());
machine.Initialize("A");
});
"when firing a priority event onto the state machine"._(() =>
{
machine.Fire(FirstEvent);
machine.FirePriority(SecondEvent);
machine.Start();
});
"it should queue event at the front"._(() =>
signal.WaitOne(1000).Should().BeTrue("state machine should arrive at destination state"));
}
public void CustomFactory(
ActiveStateMachine <string, int> machine,
StandardFactory <string, int> factory)
{
"establish a custom factory"._(() =>
{
factory = A.Fake <StandardFactory <string, int> >();
});
"when creating an active state machine"._(() =>
{
machine = new ActiveStateMachine <string, int>("_", factory);
machine.In("initial").On(42).Goto("answer");
});
"it should use custom factory to create internal instances"._(() =>
A.CallTo(factory).MustHaveHappened());
}