42 lines
1.2 KiB
C#
42 lines
1.2 KiB
C#
using AcDream.Core.Rendering.Wb;
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namespace AcDream.Core.Tests.Rendering.Wb;
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public sealed class EnvCellGeometryIdentityTests
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{
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[Fact]
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public void Compute_EmptySurfaces_MatchesExtractedWorldBuilderValue()
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{
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Assert.Equal(
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0x2_0000_47D6UL,
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EnvCellGeometryIdentity.Compute(0x42, 7, Array.Empty<ushort>()));
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}
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[Fact]
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public void Compute_OrderedSurfaces_MatchesExtractedWorldBuilderValue()
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{
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Assert.Equal(
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0x2_20A7_A46CUL,
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EnvCellGeometryIdentity.Compute(0x42, 7, new ushort[] { 1, 2, 3 }));
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}
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[Fact]
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public void Compute_SurfaceOrderIsPartOfIdentity()
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{
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var forward = EnvCellGeometryIdentity.Compute(1, 1, new ushort[] { 10, 20 });
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var reverse = EnvCellGeometryIdentity.Compute(1, 1, new ushort[] { 20, 10 });
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Assert.NotEqual(forward, reverse);
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}
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[Fact]
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public void Compute_AlwaysUsesDeduplicatedGeometryNamespace()
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{
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var id = EnvCellGeometryIdentity.Compute(
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uint.MaxValue,
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ushort.MaxValue,
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new ushort[] { ushort.MaxValue, ushort.MaxValue });
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Assert.NotEqual(0UL, id & 0x2_0000_0000UL);
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}
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}
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