public void ThrowsExceptionOnInvalidToTransition()
{
Game game = new Game();
StateA stateA = new StateA();
StateA1 stateA1 = new StateA1();
StateB stateB = new StateB();
game.LoadSubState(stateA);
game.LoadSubState(stateB);
stateA.LoadSubState(stateA1);
int TRIGGER = 1;
Assert.Throws <InvalidTransitionException>(() => {
stateA.AddTransition(stateA1, stateB, TRIGGER);
});
}
public void ThrowsExceptionOnDuplicateTransitionAdded()
{
Game game = new Game();
StateA stateA = new StateA();
StateA1 stateA1 = new StateA1();
StateB stateB = new StateB();
game.LoadSubState(stateA);
game.LoadSubState(stateB);
game.LoadSubState(stateA1);
int TRANSITION = 1;
game.AddTransition(stateA, stateB, TRANSITION);
Assert.Throws <DuplicateTransitionException>(() => {
game.AddTransition(stateA, stateA1, TRANSITION);
});
}
public void EnterSM()
{
Game game = new Game();
StateA stateA = new StateA();
StateA1 stateA1 = new StateA1();
StateA2 stateA2 = new StateA2();
StateA3 stateA3 = new StateA3();
game.LoadSubState(stateA);
stateA.LoadSubState(stateA1);
stateA.LoadSubState(stateA2);
stateA.LoadSubState(stateA3);
game.EnterStateMachine();
Assert.AreEqual(3, callChain.Count);
Assert.AreEqual("game_enter", callChain[0]);
Assert.AreEqual("stateA_enter", callChain[1]);
Assert.AreEqual("stateA1_enter", callChain[2]);
}
public void ThrowsExceptionOnDuplicateStateAdded()
{
Game game = new Game();
StateA stateA = new StateA();
StateA1 stateA1 = new StateA1();
StateA2 stateA2 = new StateA2();
StateB stateB = new StateB();
StateB1 stateB1 = new StateB1();
StateB2 stateB2 = new StateB2();
StateB2 stateB2Duplicate = new StateB2();
Assert.Throws <DuplicateSubStateException>(() => {
game.LoadSubState(stateA);
game.LoadSubState(stateB);
stateA.LoadSubState(stateA1);
stateB.LoadSubState(stateB1);
stateA1.LoadSubState(stateA2);
stateB1.LoadSubState(stateB2);
stateB1.LoadSubState(stateB2Duplicate);
});
}
public void ThrowsExceptionOnNeglectedTrigger()
{
Game game = new Game();
StateA stateA = new StateA();
StateA1 stateA1 = new StateA1();
StateB stateB = new StateB();
game.LoadSubState(stateA);
game.LoadSubState(stateB);
game.LoadSubState(stateA1);
int TRIGGER_1 = 1;
int TRIGGER_2_NEVER_ADDED = 2;
game.AddTransition(stateA, stateB, TRIGGER_1);
game.EnterStateMachine();
Assert.Throws <NeglectedTriggerException>(() => {
game.SendTrigger(TRIGGER_2_NEVER_ADDED);
});
}
public void TransitionTriggerFromSubState()
{
Game game = new Game();
StateA stateA = new StateA();
StateA1 stateA1 = new StateA1();
StateA2 stateA2 = new StateA2();
StateB stateB = new StateB();
StateB1 stateB1 = new StateB1();
StateB2 stateB2 = new StateB2();
int AtoB = 1;
game.LoadSubState(stateA);
game.LoadSubState(stateB);
stateA.LoadSubState(stateA1);
stateB.LoadSubState(stateB1);
stateA1.LoadSubState(stateA2);
stateB1.LoadSubState(stateB2);
game.AddTransition(stateA, stateB, AtoB);
game.EnterStateMachine();
stateA2.SendTrigger(AtoB);
Assert.AreEqual(10, callChain.Count);
Assert.AreEqual("game_enter", callChain[0]);
Assert.AreEqual("stateA_enter", callChain[1]);
Assert.AreEqual("stateA1_enter", callChain[2]);
Assert.AreEqual("stateA2_enter", callChain[3]);
Assert.AreEqual("stateA2_exit", callChain[4]);
Assert.AreEqual("stateA1_exit", callChain[5]);
Assert.AreEqual("stateA_exit", callChain[6]);
Assert.AreEqual("stateB_enter", callChain[7]);
Assert.AreEqual("stateB1_enter", callChain[8]);
Assert.AreEqual("stateB2_enter", callChain[9]);
}
