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Imported Upstream version 5.10.0.69

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Former-commit-id: fc39669a0b707dd3c063977486506b6793da2890
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-01-29 19:03:06 +00:00
parent d8f8abd549
commit e2950ec768
6283 changed files with 453847 additions and 91879 deletions
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8
external/corefx/src/System.Linq/System.Linq.sln vendored
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@@ -35,10 +35,10 @@ Global
{7C70BB15-870B-4946-8098-625DACD645A6}.Debug|Any CPU.Build.0 = netcoreapp-Debug|Any CPU
{7C70BB15-870B-4946-8098-625DACD645A6}.Release|Any CPU.ActiveCfg = netcoreapp-Release|Any CPU
{7C70BB15-870B-4946-8098-625DACD645A6}.Release|Any CPU.Build.0 = netcoreapp-Release|Any CPU
{28FB26C9-E425-4E50-9D1D-08F34560E86E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{28FB26C9-E425-4E50-9D1D-08F34560E86E}.Debug|Any CPU.Build.0 = Debug|Any CPU
{28FB26C9-E425-4E50-9D1D-08F34560E86E}.Release|Any CPU.ActiveCfg = Release|Any CPU
{28FB26C9-E425-4E50-9D1D-08F34560E86E}.Release|Any CPU.Build.0 = Release|Any CPU
{28FB26C9-E425-4E50-9D1D-08F34560E86E}.Debug|Any CPU.ActiveCfg = netcoreapp-Debug|Any CPU
{28FB26C9-E425-4E50-9D1D-08F34560E86E}.Debug|Any CPU.Build.0 = netcoreapp-Debug|Any CPU
{28FB26C9-E425-4E50-9D1D-08F34560E86E}.Release|Any CPU.ActiveCfg = netcoreapp-Release|Any CPU
{28FB26C9-E425-4E50-9D1D-08F34560E86E}.Release|Any CPU.Build.0 = netcoreapp-Release|Any CPU
{CA488507-3B6E-4494-B7BE-7B4EEEB2C4D1}.Debug|Any CPU.ActiveCfg = netcoreapp-Debug|Any CPU
{CA488507-3B6E-4494-B7BE-7B4EEEB2C4D1}.Debug|Any CPU.Build.0 = netcoreapp-Debug|Any CPU
{CA488507-3B6E-4494-B7BE-7B4EEEB2C4D1}.Release|Any CPU.ActiveCfg = netcoreapp-Release|Any CPU

3
external/corefx/src/System.Linq/src/System.Linq.csproj vendored
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@@ -6,7 +6,6 @@
<AssemblyName>System.Linq</AssemblyName>
<RootNamespace>System.Linq</RootNamespace>
</PropertyGroup>
<!-- Default configurations to help VS understand the configurations -->
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'netcoreapp-Debug|AnyCPU'" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'netcoreapp-Release|AnyCPU'" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'uap-Windows_NT-Debug|AnyCPU'" />
@@ -91,4 +90,4 @@
<Reference Include="System.Runtime.Extensions" />
</ItemGroup>
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
</Project>
</Project>

4
external/corefx/src/System.Linq/src/System/Linq/Buffer.cs vendored
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@@ -1,4 +1,4 @@
// Licensed to the .NET Foundation under one or more agreements.
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
@@ -10,7 +10,7 @@ namespace System.Linq
/// A buffer into which the contents of an <see cref="IEnumerable{TElement}"/> can be stored.
/// </summary>
/// <typeparam name="TElement">The type of the buffer's elements.</typeparam>
internal struct Buffer<TElement>
internal readonly struct Buffer<TElement>
{
/// <summary>
/// The stored items.

29
external/corefx/src/System.Linq/src/System/Linq/Contains.cs vendored
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@@ -9,27 +9,34 @@ namespace System.Linq
public static partial class Enumerable
{
public static bool Contains<TSource>(this IEnumerable<TSource> source, TSource value) =>
source is ICollection<TSource> collection
? collection.Contains(value)
: Contains(source, value, null);
source is ICollection<TSource> collection ? collection.Contains(value) :
Contains(source, value, null);
public static bool Contains<TSource>(this IEnumerable<TSource> source, TSource value, IEqualityComparer<TSource> comparer)
{
if (comparer == null)
{
comparer = EqualityComparer<TSource>.Default;
}
if (source == null)
{
throw Error.ArgumentNull(nameof(source));
}
foreach (TSource element in source)
if (comparer == null)
{
if (comparer.Equals(element, value))
foreach (TSource element in source)
{
return true;
if (EqualityComparer<TSource>.Default.Equals(element, value)) // benefits from devirtualization and likely inlining
{
return true;
}
}
}
else
{
foreach (TSource element in source)
{
if (comparer.Equals(element, value))
{
return true;
}
}
}

36
external/corefx/src/System.Linq/tests/Performance/Perf.Linq.cs vendored
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@@ -195,6 +195,42 @@ namespace System.Linq.Tests
Perf_LinqTestBase.MeasureMaterializationToDictionary<int>(Perf_LinqTestBase.Wrap(array, wrapType), iteration);
}
[Benchmark]
[MemberData(nameof(IterationSizeWrapperData))]
public void Contains_ElementNotFound(int size, int iterationCount, Perf_LinqTestBase.WrapperType wrapType)
{
IEnumerable<int> source = Perf_LinqTestBase.Wrap(Enumerable.Range(0, size).ToArray(), wrapType);
foreach (BenchmarkIteration iteration in Benchmark.Iterations)
{
using (iteration.StartMeasurement())
{
for (int i = 0; i < iterationCount; i++)
{
source.Contains(size + 1);
}
}
}
}
[Benchmark]
[MemberData(nameof(IterationSizeWrapperData))]
public void Contains_FirstElementMatches(int size, int iterationCount, Perf_LinqTestBase.WrapperType wrapType)
{
IEnumerable<int> source = Perf_LinqTestBase.Wrap(Enumerable.Range(0, size).ToArray(), wrapType);
foreach (BenchmarkIteration iteration in Benchmark.Iterations)
{
using (iteration.StartMeasurement())
{
for (int i = 0; i < iterationCount; i++)
{
source.Contains(0);
}
}
}
}
#endregion
}
}

5
external/corefx/src/System.Linq/tests/Performance/System.Linq.Performance.Tests.csproj vendored
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@@ -5,9 +5,8 @@
<IncludePerformanceTests>true</IncludePerformanceTests>
<ProjectGuid>{28FB26C9-E425-4E50-9D1D-08F34560E86E}</ProjectGuid>
</PropertyGroup>
<!-- Default configurations to help VS understand the configurations -->
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|AnyCPU'" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|AnyCPU'" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'netcoreapp-Debug|AnyCPU'" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'netcoreapp-Release|AnyCPU'" />
<ItemGroup>
<Compile Include="Perf.Linq.cs" />
<Compile Include="Perf.LinqTestBase.cs" />

6
external/corefx/src/System.Linq/tests/SkipWhileTests.cs vendored
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@@ -94,11 +94,11 @@ namespace System.Linq.Tests
int[] source = { 8, 3, 12, 4, 6, 10 };
int[] expected = { 3, 12, 4, 6, 10 };
Assert.Equal(expected, source.SkipWhile((e, i) => e % 2 == 0));
Assert.Equal(expected, source.SkipWhile(e => e % 2 == 0));
}
[Fact]
public void PredicateManyFalseOnSecondInex()
public void PredicateManyFalseOnSecondIndex()
{
int[] source = { 8, 3, 12, 4, 6, 10 };
int[] expected = { 3, 12, 4, 6, 10 };
@@ -112,7 +112,7 @@ namespace System.Linq.Tests
int[] source = { 3, 2, 4, 12, 6 };
int[] expected = { 3, 2, 4, 12, 6 };
Assert.Equal(expected, source.SkipWhile((e, i) => e % 2 == 0));
Assert.Equal(expected, source.SkipWhile(e => e % 2 == 0));
}
[Fact]

5
external/corefx/src/System.Linq/tests/System.Linq.Tests.csproj vendored
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@@ -4,7 +4,6 @@
<PropertyGroup>
<ProjectGuid>{7C70BB15-870B-4946-8098-625DACD645A6}</ProjectGuid>
</PropertyGroup>
<!-- Default configurations to help VS understand the configurations -->
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'netcoreapp-Debug|AnyCPU'" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'netcoreapp-Release|AnyCPU'" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'netstandard-Debug|AnyCPU'" />
@@ -81,7 +80,6 @@
<Link>Common\System\Linq\SkipTakeData.cs</Link>
</Compile>
</ItemGroup>
<!-- DebuggerAttribute tests require internal framework Reflection and will not work on AoT platforms.
The proper way to test these is via the debugger expression evaluator, not Reflection. -->
<ItemGroup Condition="'$(TargetGroup)'!='uapaot'">
@@ -92,9 +90,8 @@
<Compile Include="ToLookupTests.DebuggerAttributes.cs" />
<Compile Include="EnumerableDebugViewTests.cs" />
</ItemGroup>
<ItemGroup>
<EmbeddedResource Include="Resources\$(AssemblyName).rd.xml" />
</ItemGroup>
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
</Project>
</Project>