摄像机区域的架构改动

Assets/Tests/EditMode/StatusEffectTests.cs

@@ -129,5 +129,83 @@ namespace BaseGames.Tests.EditMode
         {
             Assert.AreEqual(StatusEffectType.Stagger, new StaggerEffect().EffectType);
         }
+
+        // ── 补充测试 ──────────────────────────────────────────────────────────
+
+        [Test]
+        public void StatusEffect_StackCount_InitialValueIsOne()
+        {
+            var effect = new FireEffect();
+            Assert.AreEqual(1, effect.StackCount, "新建 Effect 的初始 StackCount 应为 1");
+        }
+
+        [Test]
+        public void StatusEffect_Update_RemainingTime_Decreases()
+        {
+            var effect = new StaggerEffect(2.0f);
+            effect.OnApply(null);
+            float initialDuration = effect.Duration;
+
+            effect.Update(0.5f);
+
+            Assert.Less(effect.Duration, initialDuration, "Update 后剩余时间应减少");
+            Assert.IsFalse(effect.IsExpired, "0.5s Update 后 2.0s 效果不应过期");
+        }
+
+        [Test]
+        public void StatusEffect_Update_ExactExpiry()
+        {
+            var effect = new StaggerEffect(1.0f);
+            effect.OnApply(null);
+
+            effect.Update(1.0f); // 恰好耗尽
+
+            Assert.IsTrue(effect.IsExpired, "恰好耗尽 duration 后应 IsExpired == true");
+        }
+
+        [Test]
+        public void MultipleEffects_IndependentTimers()
+        {
+            var fire   = new FireEffect();
+            var poison = new PoisonEffect();
+            fire.OnApply(null);
+            poison.OnApply(null);
+
+            float fireDuration   = fire.Duration;
+            float poisonDuration = poison.Duration;
+
+            fire.Update(0.5f);
+
+            // poison 未调用 Update，时间不应变化
+            Assert.AreEqual(poisonDuration, poison.Duration, 0.0001f,
+                "未 Update 的 Effect 持续时间不应减少");
+            Assert.Less(fire.Duration, fireDuration, "已 Update 的 Effect 持续时间应减少");
+        }
+
+        [Test]
+        public void PoisonEffect_OnStack_DoesNotExceedMaxStacks_EdgeCase()
+        {
+            var effect = new PoisonEffect();
+            // MaxStacks = 3，初始 StackCount = 1，再叠加 2 次达到上限
+            effect.OnStack();
+            effect.OnStack();
+            Assert.AreEqual(3, effect.StackCount);
+
+            // 再叠加，不应超过 3
+            effect.OnStack();
+            effect.OnStack();
+            Assert.AreEqual(3, effect.StackCount, "StackCount 不应超过 MaxStacks");
+        }
+
+        [Test]
+        public void FireEffect_OnApply_ThenExpire_DoesNotThrow()
+        {
+            var effect = new FireEffect();
+            Assert.DoesNotThrow(() =>
+            {
+                effect.OnApply(null);
+                effect.OnExpire();   // 注意：实际 API 为 OnExpire()，文档中误写为 OnRemove()
+            });
+        }
     }
 }