public void Transition_NodeToSubFSM_WhenPredicateIsTrue()
{
var n = 0;
var fsm = new FSM();
var subFSMA = new SubFSM();
var subFSMB = new SubFSM();
var stateA = new StateA();
var stateB = new StateB();
var stateC = new StateC();
var stateD = new StateD();
fsm.AddTransition(stateA, subFSMA, () => n == 1);
subFSMA.AddTransition(stateB, subFSMB, () => n == 2);
subFSMB.AddTransition(stateC, stateD, () => n == 3);
fsm.Start();
n = 1;
fsm.Update();
n = 2;
fsm.Update();
n = 3;
fsm.Update();
Assert.IsTrue(fsm.CurrentNode == subFSMA && subFSMA.CurrentNode == subFSMB && subFSMB.CurrentNode == stateD);
}
public void AddNode_NotAllowDuplicateNode()
{
var fsm = new FSM();
var stateA = new StateA();
fsm.AddNode(stateA);
fsm.AddNode(stateA);
Assert.IsTrue(fsm.NodeCount == 1);
}
public void AddNode_NotAllowDuplicateNode()
{
var subFSM = new FSM();
var stateA = new StateA();
subFSM.AddNode(stateA);
subFSM.AddNode(stateA);
Assert.IsTrue(subFSM.NodeCount == 1);
}
public void AddNode_NotAllowIntersectSubFSM()
{
var subFSMA = new SubFSM();
var subFSMB = new SubFSM();
var stateA = new StateA();
subFSMA.AddNode(stateA);
subFSMB.AddNode(stateA);
subFSMB.AddNode(subFSMA);
Assert.IsTrue(!subFSMB.Contains(subFSMA));
}
public void AddNode_NotAllowIntersectSubFSM()
{
var fsm = new FSM();
var subFSM = new SubFSM();
var stateA = new StateA();
subFSM.AddNode(stateA);
fsm.AddNode(stateA);
fsm.AddNode(subFSM);
Assert.IsTrue(!fsm.Contains(subFSM));
}
public void AddNode_NotAllowOwnerNode()
{
var fsm = new FSM();
var subFSM = new SubFSM();
var stateA = new StateA();
fsm.AddNode(stateA);
fsm.AddNode(subFSM);
subFSM.AddNode(stateA);
Assert.IsTrue(!subFSM.Contains(stateA));
}
public void RemoveNode_FromFSM()
{
var fsm = new FSM();
var stateA = new StateA();
var stateB = new StateB();
var stateC = new StateC();
fsm.AddTransition(stateA, stateB, () => true);
fsm.AddTransition(stateB, stateC, () => true);
fsm.RemoveNode(stateB);
Assert.IsTrue(!fsm.Contains(stateB));
}
public void Transition_NodeToNode_WhenPredicateIsTrue()
{
var n = 0;
var fsm = new FSM();
var stateA = new StateA();
var stateB = new StateB();
fsm.AddTransition(stateA, stateB, () => n == 1);
fsm.Start();
n = 1;
fsm.Update();
Assert.IsTrue(fsm.CurrentNode == stateB);
}
public void RemoveNode_FromSubFSM()
{
var fsm = new FSM();
var subFSM = new SubFSM();
var stateA = new StateA();
var stateB = new StateB();
var stateD = new StateD();
subFSM.AddNode(stateD);
fsm.AddTransition(stateA, stateB, () => true);
fsm.AddTransition(stateB, subFSM, () => true);
fsm.RemoveNode(stateD);
Assert.IsTrue(!fsm.Contains(stateD));
}
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 Transition_NodeToSubFSM_WhenPredicateIsTrue()
{
var n = 0;
var fsm = new FSM();
var subFSM = new SubFSM();
var stateA = new StateA();
var stateB = new StateB();
var stateC = new StateC();
subFSM.AddTransition(stateB, stateC, () => n == 2);
fsm.AddTransition(stateA, subFSM, () => n == 1);
fsm.Start();
n = 1;
fsm.Update();
n = 2;
fsm.Update();
Assert.IsTrue(fsm.CurrentNode == subFSM && subFSM.CurrentNode == stateC);
}
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 TransitionSimple()
{
Game game = new Game();
StateA stateA = new StateA();
StateB stateB = new StateB();
int AtoB = 1;
game.LoadSubState(stateA);
game.LoadSubState(stateB);
game.AddTransition(stateA, stateB, AtoB);
game.EnterStateMachine();
game.SendTrigger(AtoB);
Assert.AreEqual(4, callChain.Count);
Assert.AreEqual("game_enter", callChain[0]);
Assert.AreEqual("stateA_enter", callChain[1]);
Assert.AreEqual("stateA_exit", callChain[2]);
Assert.AreEqual("stateB_enter", callChain[3]);
}
public void Transition_ToPreviousNode_WhenPredicateIsTrue()
{
var n = 0;
var fsm = new FSM();
var stateA = new StateA();
var stateB = new StateB();
var stateC = new StateC();
fsm.AddTransition(stateA, stateB, () => n == 1);
fsm.AddTransition(stateB, stateC, () => n == 2);
fsm.AddTransitionToPreviousNode(stateC, () => n == 3);
fsm.Start();
n = 1;
fsm.Update();
n = 2;
fsm.Update();
n = 3;
fsm.Update();
Assert.IsTrue(fsm.CurrentNode == stateB);
}
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]);
}