30 lines
901 B
C#
30 lines
901 B
C#
using Age.Engine.Hosting;
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using Xunit;
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public class FrameClockTests
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{
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[Fact]
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public void Advance_AtSpeed1_AddsRealMilliseconds()
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{
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var c = new FrameClock(); // Speed defaults to 1.0
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c.Advance(0.016); // one ~60fps frame
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Assert.Equal(16, c.NowMs);
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}
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[Fact]
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public void Advance_ScalesBySpeed()
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{
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var c = new FrameClock { Speed = 4.0 };
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c.Advance(0.016);
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Assert.Equal(64, c.NowMs); // 4x virtual time
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}
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[Fact]
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public void EffectiveBudget_ScalesBySpeed_AndFloorsAtOne()
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{
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Assert.Equal(30, new FrameClock { OpsPerFrame = 30, Speed = 1.0 }.EffectiveBudget);
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Assert.Equal(120, new FrameClock { OpsPerFrame = 30, Speed = 4.0 }.EffectiveBudget);
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Assert.Equal(1, new FrameClock { OpsPerFrame = 0, Speed = 1.0 }.EffectiveBudget);
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}
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}
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