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// Copyright (c) Six Labors.
// Licensed under the Apache License, Version 2.0.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;
#if SUPPORTS_RUNTIME_INTRINSICS
using System.Runtime.Intrinsics.X86;
using Aes = System.Runtime.Intrinsics.X86.Aes;
#if NET5_0_OR_GREATER
using System.Runtime.Intrinsics.Arm;
#endif
#endif
using Xunit;
using Xunit.Abstractions;
namespace SixLabors.ImageSharp.Tests.TestUtilities.Tests
{
public class FeatureTestRunnerTests
{
public static TheoryData<HwIntrinsics, string[]> Intrinsics =>
new()
{
{ HwIntrinsics.DisableAES | HwIntrinsics.AllowAll, new[] { "EnableAES", "AllowAll" } },
{ HwIntrinsics.DisableSIMD | HwIntrinsics.DisableHWIntrinsic, new[] { "FeatureSIMD", "EnableHWIntrinsic" } },
{ HwIntrinsics.DisableSSE42 | HwIntrinsics.DisableAVX, new[] { "EnableSSE42", "EnableAVX" } }
};
[Theory]
[MemberData(nameof(Intrinsics))]
public void ToFeatureCollectionReturnsExpectedResult(HwIntrinsics expectedIntrinsics, string[] expectedValues)
{
Dictionary<HwIntrinsics, string> features = expectedIntrinsics.ToFeatureKeyValueCollection();
HwIntrinsics[] keys = features.Keys.ToArray();
HwIntrinsics actualIntrinsics = keys[0];
for (int i = 1; i < keys.Length; i++)
{
actualIntrinsics |= keys[i];
}
Assert.Equal(expectedIntrinsics, actualIntrinsics);
IEnumerable<string> actualValues = features.Select(x => x.Value);
Assert.Equal(expectedValues, actualValues);
}
[Fact]
public void AllowsAllHwIntrinsicFeatures()
{
if (!Vector.IsHardwareAccelerated)
{
return;
}
FeatureTestRunner.RunWithHwIntrinsicsFeature(
() => Assert.True(Vector.IsHardwareAccelerated),
HwIntrinsics.AllowAll);
}
[Fact]
public void CanLimitHwIntrinsicSIMDFeatures() => FeatureTestRunner.RunWithHwIntrinsicsFeature(
() => Assert.False(Vector.IsHardwareAccelerated),
HwIntrinsics.DisableSIMD);
#if SUPPORTS_RUNTIME_INTRINSICS
[Fact]
public void CanLimitHwIntrinsicBaseFeatures()
{
static void AssertDisabled()
{
Assert.False(Sse.IsSupported);
Assert.False(Sse2.IsSupported);
Assert.False(Aes.IsSupported);
Assert.False(Pclmulqdq.IsSupported);
Assert.False(Sse3.IsSupported);
Assert.False(Ssse3.IsSupported);
Assert.False(Sse41.IsSupported);
Assert.False(Sse42.IsSupported);
Assert.False(Popcnt.IsSupported);
Assert.False(Avx.IsSupported);
Assert.False(Fma.IsSupported);
Assert.False(Avx2.IsSupported);
Assert.False(Bmi1.IsSupported);
Assert.False(Bmi2.IsSupported);
Assert.False(Lzcnt.IsSupported);
}
FeatureTestRunner.RunWithHwIntrinsicsFeature(
AssertDisabled,
HwIntrinsics.DisableHWIntrinsic);
}
#endif
[Fact]
public void CanLimitHwIntrinsicFeaturesWithIntrinsicsParam()
{
static void AssertHwIntrinsicsFeatureDisabled(string intrinsic)
{
Assert.NotNull(intrinsic);
switch ((HwIntrinsics)Enum.Parse(typeof(HwIntrinsics), intrinsic))
{
case HwIntrinsics.DisableSIMD:
Assert.False(Vector.IsHardwareAccelerated);
break;
#if SUPPORTS_RUNTIME_INTRINSICS
case HwIntrinsics.DisableHWIntrinsic:
Assert.False(Sse.IsSupported);
Assert.False(Sse2.IsSupported);
Assert.False(Aes.IsSupported);
Assert.False(Pclmulqdq.IsSupported);
Assert.False(Sse3.IsSupported);
Assert.False(Ssse3.IsSupported);
Assert.False(Sse41.IsSupported);
Assert.False(Sse42.IsSupported);
Assert.False(Popcnt.IsSupported);
Assert.False(Avx.IsSupported);
Assert.False(Fma.IsSupported);
Assert.False(Avx2.IsSupported);
Assert.False(Bmi1.IsSupported);
Assert.False(Bmi2.IsSupported);
Assert.False(Lzcnt.IsSupported);
#if NET5_0_OR_GREATER
Assert.False(AdvSimd.IsSupported);
Assert.False(System.Runtime.Intrinsics.Arm.Aes.IsSupported);
Assert.False(Crc32.IsSupported);
Assert.False(Dp.IsSupported);
Assert.False(Sha1.IsSupported);
Assert.False(Sha256.IsSupported);
#endif
break;
case HwIntrinsics.DisableSSE:
Assert.False(Sse.IsSupported);
break;
case HwIntrinsics.DisableSSE2:
Assert.False(Sse2.IsSupported);
break;
case HwIntrinsics.DisableAES:
Assert.False(Aes.IsSupported);
break;
case HwIntrinsics.DisablePCLMULQDQ:
Assert.False(Pclmulqdq.IsSupported);
break;
case HwIntrinsics.DisableSSE3:
Assert.False(Sse3.IsSupported);
break;
case HwIntrinsics.DisableSSSE3:
Assert.False(Ssse3.IsSupported);
break;
case HwIntrinsics.DisableSSE41:
Assert.False(Sse41.IsSupported);
break;
case HwIntrinsics.DisableSSE42:
Assert.False(Sse42.IsSupported);
break;
case HwIntrinsics.DisablePOPCNT:
Assert.False(Popcnt.IsSupported);
break;
case HwIntrinsics.DisableAVX:
Assert.False(Avx.IsSupported);
break;
case HwIntrinsics.DisableFMA:
Assert.False(Fma.IsSupported);
break;
case HwIntrinsics.DisableAVX2:
Assert.False(Avx2.IsSupported);
break;
case HwIntrinsics.DisableBMI1:
Assert.False(Bmi1.IsSupported);
break;
case HwIntrinsics.DisableBMI2:
Assert.False(Bmi2.IsSupported);
break;
case HwIntrinsics.DisableLZCNT:
Assert.False(Lzcnt.IsSupported);
break;
#if NET5_0_OR_GREATER
case HwIntrinsics.DisableArm64AdvSimd:
Assert.False(AdvSimd.IsSupported);
break;
case HwIntrinsics.DisableArm64Aes:
Assert.False(System.Runtime.Intrinsics.Arm.Aes.IsSupported);
break;
case HwIntrinsics.DisableArm64Crc32:
Assert.False(Crc32.IsSupported);
break;
case HwIntrinsics.DisableArm64Dp:
Assert.False(Dp.IsSupported);
break;
case HwIntrinsics.DisableArm64Sha1:
Assert.False(Sha1.IsSupported);
break;
case HwIntrinsics.DisableArm64Sha256:
Assert.False(Sha256.IsSupported);
break;
#endif
#endif
}
}
foreach (HwIntrinsics intrinsic in (HwIntrinsics[])Enum.GetValues(typeof(HwIntrinsics)))
{
FeatureTestRunner.RunWithHwIntrinsicsFeature(AssertHwIntrinsicsFeatureDisabled, intrinsic);
}
}
[Fact]
public void CanLimitHwIntrinsicFeaturesWithSerializableParam()
{
static void AssertHwIntrinsicsFeatureDisabled(string serializable)
{
Assert.NotNull(serializable);
Assert.NotNull(FeatureTestRunner.DeserializeForXunit<FakeSerializable>(serializable));
#if SUPPORTS_RUNTIME_INTRINSICS
Assert.False(Sse.IsSupported);
#endif
}
FeatureTestRunner.RunWithHwIntrinsicsFeature(
AssertHwIntrinsicsFeatureDisabled,
HwIntrinsics.DisableSSE,
new FakeSerializable());
}
[Fact]
public void CanLimitHwIntrinsicFeaturesWithSerializableAndIntrinsicsParams()
{
static void AssertHwIntrinsicsFeatureDisabled(string serializable, string intrinsic)
{
Assert.NotNull(serializable);
Assert.NotNull(FeatureTestRunner.DeserializeForXunit<FakeSerializable>(serializable));
switch ((HwIntrinsics)Enum.Parse(typeof(HwIntrinsics), intrinsic))
{
case HwIntrinsics.DisableSIMD:
Assert.False(Vector.IsHardwareAccelerated, nameof(Vector.IsHardwareAccelerated));
break;
#if SUPPORTS_RUNTIME_INTRINSICS
case HwIntrinsics.DisableHWIntrinsic:
Assert.False(Sse.IsSupported);
Assert.False(Sse2.IsSupported);
Assert.False(Aes.IsSupported);
Assert.False(Pclmulqdq.IsSupported);
Assert.False(Sse3.IsSupported);
Assert.False(Ssse3.IsSupported);
Assert.False(Sse41.IsSupported);
Assert.False(Sse42.IsSupported);
Assert.False(Popcnt.IsSupported);
Assert.False(Avx.IsSupported);
Assert.False(Fma.IsSupported);
Assert.False(Avx2.IsSupported);
Assert.False(Bmi1.IsSupported);
Assert.False(Bmi2.IsSupported);
Assert.False(Lzcnt.IsSupported);
#if NET5_0_OR_GREATER
Assert.False(AdvSimd.IsSupported);
Assert.False(System.Runtime.Intrinsics.Arm.Aes.IsSupported);
Assert.False(Crc32.IsSupported);
Assert.False(Dp.IsSupported);
Assert.False(Sha1.IsSupported);
Assert.False(Sha256.IsSupported);
#endif
break;
case HwIntrinsics.DisableSSE:
Assert.False(Sse.IsSupported);
break;
case HwIntrinsics.DisableSSE2:
Assert.False(Sse2.IsSupported);
break;
case HwIntrinsics.DisableAES:
Assert.False(Aes.IsSupported);
break;
case HwIntrinsics.DisablePCLMULQDQ:
Assert.False(Pclmulqdq.IsSupported);
break;
case HwIntrinsics.DisableSSE3:
Assert.False(Sse3.IsSupported);
break;
case HwIntrinsics.DisableSSSE3:
Assert.False(Ssse3.IsSupported);
break;
case HwIntrinsics.DisableSSE41:
Assert.False(Sse41.IsSupported);
break;
case HwIntrinsics.DisableSSE42:
Assert.False(Sse42.IsSupported);
break;
case HwIntrinsics.DisablePOPCNT:
Assert.False(Popcnt.IsSupported);
break;
case HwIntrinsics.DisableAVX:
Assert.False(Avx.IsSupported);
break;
case HwIntrinsics.DisableFMA:
Assert.False(Fma.IsSupported);
break;
case HwIntrinsics.DisableAVX2:
Assert.False(Avx2.IsSupported);
break;
case HwIntrinsics.DisableBMI1:
Assert.False(Bmi1.IsSupported);
break;
case HwIntrinsics.DisableBMI2:
Assert.False(Bmi2.IsSupported);
break;
case HwIntrinsics.DisableLZCNT:
Assert.False(Lzcnt.IsSupported);
break;
#if NET5_0_OR_GREATER
case HwIntrinsics.DisableArm64AdvSimd:
Assert.False(AdvSimd.IsSupported);
break;
case HwIntrinsics.DisableArm64Aes:
Assert.False(System.Runtime.Intrinsics.Arm.Aes.IsSupported);
break;
case HwIntrinsics.DisableArm64Crc32:
Assert.False(Crc32.IsSupported);
break;
case HwIntrinsics.DisableArm64Dp:
Assert.False(Dp.IsSupported);
break;
case HwIntrinsics.DisableArm64Sha1:
Assert.False(Sha1.IsSupported);
break;
case HwIntrinsics.DisableArm64Sha256:
Assert.False(Sha256.IsSupported);
break;
#endif
#endif
}
}
foreach (HwIntrinsics intrinsic in (HwIntrinsics[])Enum.GetValues(typeof(HwIntrinsics)))
{
FeatureTestRunner.RunWithHwIntrinsicsFeature(AssertHwIntrinsicsFeatureDisabled, intrinsic, new FakeSerializable());
}
}
public class FakeSerializable : IXunitSerializable
{
public void Deserialize(IXunitSerializationInfo info)
{
}
public void Serialize(IXunitSerializationInfo info)
{
}
}
}
}