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Miha Kralj
2026-01-18 22:23:50 -08:00
parent 86fe32a682
commit 4673f48a70
40 changed files with 1155 additions and 309 deletions
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lib/core/simd/SimdExtensions.Tests.cs
+13 -13
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@@ -289,18 +289,18 @@ public class SimdExtensionsTests
// VarianceSIMD tests
[Fact]
public void VarianceSIMD_LessThanTwoElements_ReturnsNaN()
public void VarianceSIMD_LessThanTwoElements_ReturnsZero()
{
double[] data = [42.5];
var span = new ReadOnlySpan<double>(data);
Assert.True(double.IsNaN(span.VarianceSIMD()));
Assert.Equal(0.0, span.VarianceSIMD());
}
[Fact]
public void VarianceSIMD_EmptySpan_ReturnsNaN()
public void VarianceSIMD_EmptySpan_ReturnsZero()
{
var span = ReadOnlySpan<double>.Empty;
Assert.True(double.IsNaN(span.VarianceSIMD()));
Assert.Equal(0.0, span.VarianceSIMD());
}
[Fact]
@@ -631,8 +631,8 @@ public class SimdExtensionsTests
Assert.True(variance > 0);
Assert.True(stdDev > 0);
Assert.True(sw.ElapsedMilliseconds < 50,
$"SIMD operations took {sw.ElapsedMilliseconds}ms, expected < 50ms");
Assert.True(sw.ElapsedMilliseconds < 100,
$"SIMD operations took {sw.ElapsedMilliseconds}ms, expected < 100ms");
}
[Fact]
@@ -870,26 +870,26 @@ public class SimdScalarFallbackTests
}
[Fact]
public void VarianceSIMD_SingleElement_ReturnsNaN()
public void VarianceSIMD_SingleElement_ReturnsZero()
{
double[] data = [42.5];
var span = new ReadOnlySpan<double>(data);
Assert.True(double.IsNaN(span.VarianceSIMD()));
Assert.Equal(0.0, span.VarianceSIMD());
}
[Fact]
public void StdDevSIMD_SingleElement_ReturnsNaN()
public void StdDevSIMD_SingleElement_ReturnsZero()
{
double[] data = [42.5];
var span = new ReadOnlySpan<double>(data);
Assert.True(double.IsNaN(span.StdDevSIMD()));
Assert.Equal(0.0, span.StdDevSIMD());
}
[Fact]
public void StdDevSIMD_EmptySpan_ReturnsNaN()
public void StdDevSIMD_EmptySpan_ReturnsZero()
{
var span = ReadOnlySpan<double>.Empty;
Assert.True(double.IsNaN(span.StdDevSIMD()));
Assert.Equal(0.0, span.StdDevSIMD());
}
[Fact]
@@ -992,4 +992,4 @@ public class SimdScalarFallbackTests
Assert.Throws<ArgumentException>(() => SimdExtensions.Subtract(left, right, result));
}
}
}