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feat(slice2): add PhysicsEngine.IsLandblockLoaded — readiness gate §3.4

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Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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Erik 2026-06-21 20:10:22 +02:00
parent 00ef47ed59
commit ad8c24ef8b
2 changed files with 66 additions and 0 deletions
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57
tests/AcDream.Core.Tests/Physics/PhysicsEngineIsLandblockLoadedTests.cs Normal file
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using AcDream.Core.Physics;
using Xunit;
namespace AcDream.Core.Tests.Physics;
public class PhysicsEngineIsLandblockLoadedTests
{
private static TerrainSurface MakeFlatTerrain()
{
var heights = new byte[81];
Array.Fill(heights, (byte)50);
var heightTable = new float[256];
for (int i = 0; i < 256; i++) heightTable[i] = i * 1f;
return new TerrainSurface(heights, heightTable);
}
[Fact]
public void IsLandblockLoaded_AbsentId_ReturnsFalse()
{
var engine = new PhysicsEngine();
Assert.False(engine.IsLandblockLoaded(0xA9B4FFFFu));
}
[Fact]
public void IsLandblockLoaded_AddedId_ReturnsTrue()
{
var engine = new PhysicsEngine();
engine.AddLandblock(0xA9B4FFFFu, MakeFlatTerrain(),
Array.Empty<CellSurface>(), Array.Empty<PortalPlane>(),
worldOffsetX: 0f, worldOffsetY: 0f);
Assert.True(engine.IsLandblockLoaded(0xA9B4FFFFu));
}
[Fact]
public void IsLandblockLoaded_AnotherIdAbsent_ReturnsFalse()
{
var engine = new PhysicsEngine();
engine.AddLandblock(0xA9B4FFFFu, MakeFlatTerrain(),
Array.Empty<CellSurface>(), Array.Empty<PortalPlane>(),
worldOffsetX: 0f, worldOffsetY: 0f);
Assert.False(engine.IsLandblockLoaded(0xDEADBEEFu));
}
[Fact]
public void IsLandblockLoaded_AfterRemove_ReturnsFalse()
{
var engine = new PhysicsEngine();
engine.AddLandblock(0xA9B4FFFFu, MakeFlatTerrain(),
Array.Empty<CellSurface>(), Array.Empty<PortalPlane>(),
worldOffsetX: 0f, worldOffsetY: 0f);
engine.RemoveLandblock(0xA9B4FFFFu);
Assert.False(engine.IsLandblockLoaded(0xA9B4FFFFu));
}
}