59 lines
2.5 KiB
C#
59 lines
2.5 KiB
C#
using NUnit.Framework;
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using ProjectM.Simulation;
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using Unity.Mathematics;
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namespace ProjectM.Tests
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{
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/// <summary>
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/// Pure-helper unit tests for <see cref="CharacterControlMath.DesiredMovement"/> (M5b: Unity Character
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/// Controller). Replaces the M5 PlayerMoveSystemTests: the character now moves via collide-and-slide
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/// inside the predicted physics loop, so the unit-testable seam is the input→world-velocity mapping that
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/// <see cref="PlayerControlSystem"/> feeds the CC processor. The actual sweep/collision/replication is
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/// covered by the Play Mode runtime check (a full PhysicsWorld is not built in a bare EditMode world).
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/// Netcode-free and version-independent.
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/// </summary>
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public class CharacterControlMathTests
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{
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[Test]
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public void DesiredMovement_Maps_Cardinal_To_Planar_Velocity()
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{
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const float speed = 5f;
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var v = CharacterControlMath.DesiredMovement(new float2(1f, 0f), speed);
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Assert.AreEqual(speed, v.x, 1e-4f, "Move=(1,0) -> +X scaled by speed.");
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Assert.AreEqual(0f, v.y, 1e-4f, "Movement is planar; Y must be zero.");
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Assert.AreEqual(0f, v.z, 1e-4f, "Move=(1,0) maps to +X only; Z must be zero.");
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}
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[Test]
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public void DesiredMovement_Clamps_Diagonal_To_Unit_Speed()
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{
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const float speed = 6f;
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var v = CharacterControlMath.DesiredMovement(new float2(1f, 1f), speed);
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float planarSpeed = math.length(new float2(v.x, v.z));
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Assert.AreEqual(speed, planarSpeed, 1e-3f, "Diagonal input clamped to unit length -> speed == MoveSpeed.");
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Assert.AreEqual(0f, v.y, 1e-4f, "Linear Y must stay zero.");
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}
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[Test]
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public void DesiredMovement_Sub_Unit_Input_Is_Proportional()
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{
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const float speed = 10f;
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var v = CharacterControlMath.DesiredMovement(new float2(0.5f, 0f), speed);
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Assert.AreEqual(0.5f * speed, v.x, 1e-3f, "Sub-unit analog input scales speed proportionally (not renormalised).");
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}
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[Test]
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public void DesiredMovement_Is_Deterministic_And_Maps_Z()
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{
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var a = CharacterControlMath.DesiredMovement(new float2(0f, 1f), 3f);
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var b = CharacterControlMath.DesiredMovement(new float2(0f, 1f), 3f);
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Assert.AreEqual(a.z, b.z, 0f, "Deterministic: identical args -> identical result.");
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Assert.AreEqual(3f, a.z, 1e-4f, "Move=(0,1) maps to +Z scaled by speed.");
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}
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}
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}
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