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SiteCellsTests: power_border_step ignores a site coincident with the owner

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Meta Vens 2026-10-16 19:29:32 +02:00
commit ddd9e63586
1 changed files with 15 additions and 0 deletions
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15
packages/cultmath/tests/CultMath.Tests/SiteCellsTests.cs
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@ -478,4 +478,19 @@ public sealed class SiteCellsTests
Assert.Equal(start, segment_closest(new float3(2.0f, 3.0f, 1.0f), start, start));
Assert.Equal(new float2(4.0f, 0.0f), segment_closest(new float2(9.0f, 3.0f), new float2(0.0f, 0.0f), new float2(4.0f, 0.0f)));
}
[Fact]
public void PowerBorderStepLeavesTheBorderAloneForASiteCoincidentWithTheOwner()
{
var owner = new float4(1.0f, 2.0f, 3.0f, 1.0f);
var heavier = new float4(1.0f, 2.0f, 3.0f, 2.0f);
var running = new float4(1.0f, 0.0f, 0.0f, 5.0f);
foreach (var other in new[] { owner, heavier })
foreach (var border in new[] { running, new float4(0.0f, 0.0f, 0.0f, 1.0e30f) })
{
var result = power_border_step(new float3(4.0f, 4.0f, 4.0f), owner, other, border);
Assert.Equal(border.x, result.x);
Assert.Equal(border.w, result.w);
}
}
}