116 lines
4.0 KiB
C#
116 lines
4.0 KiB
C#
using NUnit.Framework;
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using BaseGames.AI;
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namespace BaseGames.Tests.EditMode.AI
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{
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public class AiRuntimeTests
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{
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static AiGraph Graph()
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{
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var b = new BrainBuilder();
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b.Entry("Patrol");
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b.Global().To("Dead").OnEvent(AiSignal.Died);
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b.State("Patrol")
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.Tick(c => c.Mover.WalkRandom())
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.To("Chase").When(c => c.Sensor.SeesPlayer(), "SeesPlayer");
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b.State("Chase")
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.OnEnter(c => c.Mover.FacePlayer())
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.OnExit(c => c.Mover.Stop())
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.Tick(c => c.Mover.MoveTo(c.Sensor.LastKnown))
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.To("Search").When(c => c.Sensor.LostFor(2f), "LostFor(2s)");
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b.State("Search")
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.To("Patrol").After(3f);
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b.State("Dead");
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return b.Build();
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}
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[Test]
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public void StartsAtEntry()
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{
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var rt = new AiRuntime(Graph(), new FakeAiContext());
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Assert.AreEqual("Patrol", rt.CurrentStateName);
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}
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[Test]
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public void Tick_RunsCurrentStateTickAction()
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{
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var ctx = new FakeAiContext();
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var rt = new AiRuntime(Graph(), ctx);
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rt.Tick(0.1f);
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CollectionAssert.Contains(ctx.M.Calls, "WalkRandom");
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}
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[Test]
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public void ConditionTransition_FiresAndRunsEnterExit()
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{
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var ctx = new FakeAiContext();
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var rt = new AiRuntime(Graph(), ctx);
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ctx.S.Sees = true;
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rt.Tick(0.1f);
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Assert.AreEqual("Chase", rt.CurrentStateName);
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CollectionAssert.Contains(ctx.M.Calls, "FacePlayer"); // Chase.OnEnter
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}
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[Test]
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public void Gate_SuspendsDecisionWhenNotControllable()
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{
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var ctx = new FakeAiContext();
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var rt = new AiRuntime(Graph(), ctx);
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ctx.S.Sees = true;
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ctx.V.Controllable = false; // 受击中
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rt.Tick(0.1f);
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Assert.AreEqual("Patrol", rt.CurrentStateName); // 未转换
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Assert.IsTrue(rt.IsSuspended);
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CollectionAssert.DoesNotContain(ctx.M.Calls, "WalkRandom"); // Tick 也不跑
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}
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[Test]
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public void Gate_ResumesAndReevaluatesWhenControllable()
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{
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var ctx = new FakeAiContext();
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var rt = new AiRuntime(Graph(), ctx);
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ctx.S.Sees = true;
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ctx.V.Controllable = false;
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rt.Tick(0.1f);
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ctx.V.Controllable = true; // 恢复
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rt.Tick(0.1f);
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Assert.AreEqual("Chase", rt.CurrentStateName);
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}
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[Test]
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public void After_UsesStateTimer()
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{
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var ctx = new FakeAiContext();
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var rt = new AiRuntime(Graph(), ctx);
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ctx.S.Sees = true; rt.Tick(0.1f); // -> Chase
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ctx.S.Sees = false; ctx.S.LostForValue = 5f; rt.Tick(0.1f); // -> Search
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Assert.AreEqual("Search", rt.CurrentStateName);
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rt.Tick(1f); rt.Tick(1f);
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Assert.AreEqual("Search", rt.CurrentStateName); // 未满 3s
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rt.Tick(1.5f);
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Assert.AreEqual("Patrol", rt.CurrentStateName); // 累计 >3s
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}
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[Test]
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public void Switch_RunsPreviousStateOnExit()
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{
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var ctx = new FakeAiContext();
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var rt = new AiRuntime(Graph(), ctx);
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ctx.S.Sees = true; rt.Tick(0.1f); // Patrol -> Chase
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ctx.S.Sees = false; ctx.S.LostForValue = 5f; rt.Tick(0.1f);// Chase -> Search (触发 Chase.OnExit)
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CollectionAssert.Contains(ctx.M.Calls, "Stop");
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}
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[Test]
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public void Construct_InvokesEntryOnEnter()
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{
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var b = new BrainBuilder();
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b.Entry("Start");
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b.State("Start").OnEnter(c => c.Mover.LookAround());
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var ctx = new FakeAiContext();
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var rt = new AiRuntime(b.Build(), ctx);
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CollectionAssert.Contains(ctx.M.Calls, "LookAround");
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}
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}
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}
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