using System;
using NUnit.Framework;
using UnityEngine;
using UnityEngine.TestTools;
using BaseGames.Enemies;

namespace BaseGames.Tests.EditMode.Enemies
{
    public class EnemyBrainContextBossFacetTests
    {
        // EnemyBase.Awake 会对缺失的碰撞体/引用报错，这些与本测试无关。
        [SetUp]    public void SetUp()    => LogAssert.ignoreFailingMessages = true;
        [TearDown] public void TearDown() => LogAssert.ignoreFailingMessages = false;

        static T MakeEnemy<T>(string name) where T : EnemyBase
        {
            var go = new GameObject(name);
            return go.AddComponent<T>();
        }

        [Test]
        public void NonBoss_AccessingBossFacet_Throws()
        {
            var enemy = MakeEnemy<EnemyBase>("plain-enemy");
            var ctx   = new EnemyBrainContext(enemy);

            Assert.Throws<InvalidOperationException>(() => { var _ = ctx.Boss; });

            UnityEngine.Object.DestroyImmediate(enemy.gameObject);
        }

        [Test]
        public void Boss_AccessingBossFacet_ReturnsTheBoss()
        {
            var boss = MakeEnemy<BossBase>("boss");
            var ctx  = new EnemyBrainContext(boss);

            Assert.AreSame(boss, ctx.Boss);
            Assert.AreEqual(0, ctx.Boss.CurrentPhase);
            Assert.IsFalse(ctx.Boss.IsPhaseTransitioning);
            Assert.IsFalse(ctx.Boss.ResourceFull);   // 未挂 BossResource

            UnityEngine.Object.DestroyImmediate(boss.gameObject);
        }
    }
}