public void Throw_An_Exception_If_User_Tries_To_Add_A_Null_Behaviour()
{
var fsm = new HierarchicalStateMachine <int, int>();
var stateBehaviour1 = Substitute.For <IStateBehaviour>();
Assert.Throws <ArgumentNullException>(() => fsm.AddWithBehaviours(1, stateBehaviour1, null));
fsm.AddWithBehaviours(1);
Assert.Throws <ArgumentNullException>(() => fsm.AddBehaviourTo(1, null));
Assert.Throws <ArgumentNullException>(() => fsm.AddBehavioursTo(1, stateBehaviour1, null));
}
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 Enter_Update_And_Exit_Behaviours()
{
var fsm = new HierarchicalStateMachine <int, int>();
var stateBehaviour1 = Substitute.For <IStateBehaviour>();
var stateBehaviour2 = Substitute.For <IStateBehaviour>();
fsm.AddWithBehaviours(1, stateBehaviour1, stateBehaviour2);
fsm.InitialState = 1;
fsm.Start();
stateBehaviour1.Received(1).OnEnter();
stateBehaviour2.Received(1).OnEnter();
fsm.Update();
stateBehaviour1.Received(1).OnUpdate();
stateBehaviour2.Received(1).OnUpdate();
fsm.Stop();
stateBehaviour1.Received(1).OnExit();
stateBehaviour2.Received(1).OnExit();
}
public void Return_Behaviour_Of_Specific_Type_From_Specific_State()
{
var fsm = new HierarchicalStateMachine <int, int>();
var stateBehaviour = new TestStateBehaviour();
fsm.AddWithBehaviours(1, stateBehaviour);
Assert.AreEqual(stateBehaviour, fsm.GetBehaviourOf <TestStateBehaviour, int, int>(1));
}
public void Do_Nothing_If_User_Tries_To_Add_The_Same_Behaviour_On_The_Same_State_Twice()
{
var fsm = new HierarchicalStateMachine <int, int>();
var stateBehaviour1 = Substitute.For <IStateBehaviour>();
fsm.AddWithBehaviours(1);
fsm.AddBehaviourTo(1, stateBehaviour1);
Assert.DoesNotThrow(() => fsm.AddBehaviourTo(1, stateBehaviour1));
Assert.IsTrue(fsm.BehaviourCount() == 1);
}
public void Add_Behaviour_To_Behavioural_States()
{
var fsm = new HierarchicalStateMachine <int, int>();
var stateBehaviour1 = Substitute.For <IStateBehaviour>();
fsm.AddWithBehaviours(1);
fsm.AddBehaviourTo(1, stateBehaviour1);
Assert.IsTrue(fsm.ContainsBehaviour(stateBehaviour1));
}
public void Add_Behavioural_States()
{
var fsm = new HierarchicalStateMachine <int, int>();
var behaviouralState1 = fsm.AddWithBehaviours(1);
Assert.IsTrue(fsm.ContainsState(1));
Assert.IsTrue(fsm.GetStateById(1) == behaviouralState1);
IStateBehaviour stateBehaviour1 = Substitute.For <IStateBehaviour>();
IStateBehaviour stateBehaviour2 = Substitute.For <IStateBehaviour>();
var behaviouralState2 = fsm.AddWithBehaviours(2, stateBehaviour1, stateBehaviour2);
Assert.IsTrue(fsm.ContainsState(2));
Assert.IsTrue(fsm.GetStateById(2) == behaviouralState2);
Assert.IsTrue(fsm.ContainsBehaviour(stateBehaviour1));
Assert.IsTrue(fsm.ContainsBehaviour(stateBehaviour2));
Assert.IsTrue(fsm.BehaviourCount() == 2);
Assert.IsTrue(fsm.BehaviourCountOf(2) == 2);
}
public void Return_Behaviours_Of_Specific_Type_From_Specific_Behavioural_State()
{
var fsm = new HierarchicalStateMachine <int, int>();
var stateBehaviour1 = new TestStateBehaviour();
var stateBehaviour2 = new TestStateBehaviour();
var stateBehaviour3 = Substitute.For <IStateBehaviour>();
fsm.AddWithBehaviours(1, stateBehaviour1, stateBehaviour2, stateBehaviour3);
var behaviors = fsm.GetBehavioursOf <TestStateBehaviour, int, int>(1);
Assert.IsTrue(behaviors.Length == 2);
Assert.IsTrue(behaviors.Contains(stateBehaviour1));
Assert.IsTrue(behaviors.Contains(stateBehaviour2));
}
public void Iterate_Over_All_Behaviours()
{
var fsm = new HierarchicalStateMachine <int, int>();
var stateBehaviour1 = Substitute.For <IStateBehaviour>();
var stateBehaviour2 = Substitute.For <IStateBehaviour>();
fsm.AddWithBehaviours(1, stateBehaviour1, stateBehaviour2);
var behaviours = new List <IStateBehaviour>();
behaviours.Add(stateBehaviour1);
behaviours.Add(stateBehaviour2);
fsm.ForeachBehaviour(behaviour =>
{
behaviours.Remove(behaviour);
return(false);
});
Assert.IsTrue(behaviours.Count == 0);
}
