74 lines
2.9 KiB
C#
74 lines
2.9 KiB
C#
using NUnit.Framework;
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using BaseGames.Enemies;
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namespace BaseGames.Tests.EditMode.Enemies
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{
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/// <summary>
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/// EnemyBody 方向相关纯函数测试（无场景依赖）。
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/// 这三个函数的左右符号最易写反，故对两个方向与边界相等情形都做断言。
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/// </summary>
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public class EnemyBodyTests
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{
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// 身体占据 [2, 4]，中心 3，半宽 1
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const float MinX = 2f, MaxX = 4f;
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[Test]
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public void FrontEdge_Right_IsMaxX()
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=> Assert.AreEqual(MaxX, EnemyBody.FrontEdge(MinX, MaxX, 1f));
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[Test]
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public void FrontEdge_Left_IsMinX()
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=> Assert.AreEqual(MinX, EnemyBody.FrontEdge(MinX, MaxX, -1f));
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[Test]
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public void FrontEdge_ZeroDir_TreatedAsRight()
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=> Assert.AreEqual(MaxX, EnemyBody.FrontEdge(MinX, MaxX, 0f));
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[Test]
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public void RearEdge_Right_IsMinX()
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=> Assert.AreEqual(MinX, EnemyBody.RearEdge(MinX, MaxX, 1f));
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[Test]
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public void RearEdge_Left_IsMaxX()
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=> Assert.AreEqual(MaxX, EnemyBody.RearEdge(MinX, MaxX, -1f));
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[Test]
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public void RearEdge_ZeroDir_TreatedAsRight()
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=> Assert.AreEqual(MinX, EnemyBody.RearEdge(MinX, MaxX, 0f));
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// ── BodyPassed：向右 ─────────────────────────────────────────────
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[Test]
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public void BodyPassed_Right_NotReached_False()
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=> Assert.IsFalse(EnemyBody.BodyPassed(MinX, MaxX, 5f, 1f)); // 目标在身体右侧外
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[Test]
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public void BodyPassed_Right_OverlappingTarget_False()
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=> Assert.IsFalse(EnemyBody.BodyPassed(MinX, MaxX, 3f, 1f)); // 目标仍在身体内，未整体越过
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[Test]
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public void BodyPassed_Right_ExactlyAtRearEdge_True()
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=> Assert.IsTrue(EnemyBody.BodyPassed(MinX, MaxX, 2f, 1f)); // 后缘恰好等于目标 = 已越过
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[Test]
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public void BodyPassed_Right_FullyPassed_True()
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=> Assert.IsTrue(EnemyBody.BodyPassed(MinX, MaxX, 1f, 1f));
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// ── BodyPassed：向左 ─────────────────────────────────────────────
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[Test]
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public void BodyPassed_Left_NotReached_False()
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=> Assert.IsFalse(EnemyBody.BodyPassed(MinX, MaxX, 1f, -1f)); // 目标在身体左侧外
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[Test]
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public void BodyPassed_Left_OverlappingTarget_False()
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=> Assert.IsFalse(EnemyBody.BodyPassed(MinX, MaxX, 3f, -1f));
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[Test]
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public void BodyPassed_Left_ExactlyAtRearEdge_True()
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=> Assert.IsTrue(EnemyBody.BodyPassed(MinX, MaxX, 4f, -1f)); // 后缘(max)恰好等于目标
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[Test]
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public void BodyPassed_Left_FullyPassed_True()
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=> Assert.IsTrue(EnemyBody.BodyPassed(MinX, MaxX, 5f, -1f));
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}
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}
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