public void Remove_Behaviours_From_Behavioural_States()
{
var fsm = new HierarchicalStateMachine <int, int>();
var stateBehaviour1 = Substitute.For <IStateBehaviour>();
var stateBehaviour2 = Substitute.For <IStateBehaviour>();
fsm.AddWithBehaviours(1, stateBehaviour1, stateBehaviour2);
fsm.RemoveBehaviourFrom(1, stateBehaviour1);
Assert.IsTrue(fsm.BehaviourCount() == 1);
Assert.IsTrue(fsm.BehaviourCountOf(1) == 1);
Assert.IsFalse(fsm.ContainsBehaviour(stateBehaviour1));
Assert.IsFalse(fsm.ContainsBehaviourOn(1, stateBehaviour1));
Assert.IsTrue(fsm.ContainsBehaviour(stateBehaviour2));
Assert.IsTrue(fsm.ContainsBehaviourOn(1, stateBehaviour2));
fsm.RemoveBehaviourFrom(1, stateBehaviour2);
Assert.IsTrue(fsm.BehaviourCount() == 0);
Assert.IsTrue(fsm.BehaviourCountOf(1) == 0);
Assert.IsFalse(fsm.ContainsBehaviour(stateBehaviour2));
Assert.IsFalse(fsm.ContainsBehaviourOn(1, stateBehaviour2));
}
public void Throw_An_Exception_If_User_Asks_If_Contains_Behaviour_With_A_Null_Behaviour()
{
var fsm = new HierarchicalStateMachine <int, int>();
Assert.Throws <ArgumentNullException>(() => fsm.ContainsBehaviour(null));
Assert.Throws <ArgumentNullException>(() => fsm.ContainsBehaviourOn(1, null));
}