public async Task When_become_stacked()
{
Behavior behavior = new BehaviorTester(events)
.Initial("Initial")
.State("Initial")
.State("A")
.State("B")
.State("C");
await behavior.BecomeStacked("A");
await behavior.BecomeStacked("B");
await behavior.BecomeStacked("C");
Assert.That(behavior.Current.Name, Is.EqualTo("C"));
await behavior.Unbecome();
Assert.That(behavior.Current.Name, Is.EqualTo("B"));
await behavior.Unbecome();
Assert.That(behavior.Current.Name, Is.EqualTo("A"));
await behavior.Unbecome();
Assert.That(behavior.Current.Name, Is.EqualTo("Initial"));
Assert.ThrowsAsync <InvalidOperationException>(() => behavior.Unbecome());
}
public async Task When_become_with_arguments()
{
string passedArg = null;
Task <object> Receive(object message)
{
if (message is Become <string> m)
{
passedArg = m.Argument;
}
return(TaskResult.Done);
};
Behavior behavior = new BehaviorTester(events)
.State("A", Receive)
.State("B", Receive)
.Initial("A");
await behavior.Become("B", "arg1");
Assert.That(passedArg, Is.EqualTo("arg1"));
await behavior.BecomeStacked("A", "arg2");
Assert.That(passedArg, Is.EqualTo("arg2"));
}
