129 lines
4.8 KiB
C#
129 lines
4.8 KiB
C#
// Copyright (c) .NET Foundation and contributors. All rights reserved.
|
||
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
|
||
|
||
using Microsoft.DotNet.Cli.Utils;
|
||
using Microsoft.DotNet.TestFramework;
|
||
using Microsoft.DotNet.Tools.Test.Utilities;
|
||
using System;
|
||
using System.IO;
|
||
using System.Runtime.InteropServices;
|
||
using Xunit;
|
||
using Xunit.Abstractions;
|
||
using FluentAssertions;
|
||
using Microsoft.DotNet.PlatformAbstractions;
|
||
|
||
namespace Microsoft.DotNet.Tests
|
||
{
|
||
public class GivenThatIWantToManageMulticoreJIT : TestBase
|
||
{
|
||
ITestOutputHelper _output;
|
||
private const string OptimizationProfileFileName = "dotnet";
|
||
|
||
public GivenThatIWantToManageMulticoreJIT(ITestOutputHelper output)
|
||
{
|
||
_output = output;
|
||
}
|
||
|
||
[Fact]
|
||
public void When_invoked_then_dotnet_writes_optimization_data_to_the_profile_root()
|
||
{
|
||
var testDirectory = TestAssetsManager.CreateTestDirectory();
|
||
var testStartTime = GetTruncatedDateTime();
|
||
|
||
new TestCommand("dotnet")
|
||
.WithUserProfileRoot(testDirectory.Path)
|
||
.ExecuteWithCapturedOutput("--help");
|
||
|
||
var optimizationProfileFilePath = GetOptimizationProfileFilePath(testDirectory.Path);
|
||
|
||
new FileInfo(optimizationProfileFilePath)
|
||
.Should().Exist("Because dotnet CLI creates it after each run")
|
||
.And.HaveLastWriteTimeUtc()
|
||
.Which.Should().BeOnOrAfter(testStartTime, "Because dotnet CLI was executed after that time");
|
||
}
|
||
|
||
[Fact]
|
||
public void When_invoked_with_MulticoreJit_disabled_then_dotnet_does_not_writes_optimization_data_to_the_profile_root()
|
||
{
|
||
var testDirectory = TestAssetsManager.CreateTestDirectory();
|
||
var testStartTime = GetTruncatedDateTime();
|
||
|
||
new TestCommand("dotnet")
|
||
.WithUserProfileRoot(testDirectory.Path)
|
||
.WithEnvironmentVariable("DOTNET_DISABLE_MULTICOREJIT", "1")
|
||
.ExecuteWithCapturedOutput("--help");
|
||
|
||
var optimizationProfileFilePath = GetOptimizationProfileFilePath(testDirectory.Path);
|
||
|
||
File.Exists(optimizationProfileFilePath)
|
||
.Should().BeFalse("Because multicore JIT is disabled");
|
||
}
|
||
|
||
[Fact]
|
||
public void When_the_profile_root_is_undefined_then_dotnet_does_not_crash()
|
||
{
|
||
var testDirectory = TestAssetsManager.CreateTestDirectory();
|
||
var testStartTime = GetTruncatedDateTime();
|
||
|
||
var optimizationProfileFilePath = GetOptimizationProfileFilePath(testDirectory.Path);
|
||
|
||
new TestCommand("dotnet")
|
||
.WithUserProfileRoot("")
|
||
.ExecuteWithCapturedOutput("--help")
|
||
.Should().Pass();
|
||
}
|
||
|
||
[Fact]
|
||
public void When_cli_repo_builds_then_dotnet_writes_optimization_data_to_the_default_profile_root()
|
||
{
|
||
var optimizationProfileFilePath = GetOptimizationProfileFilePath();
|
||
|
||
File.Exists(optimizationProfileFilePath)
|
||
.Should().BeTrue("Because the dotnet building dotnet writes to the default root");
|
||
}
|
||
|
||
private static string GetOptimizationProfileFilePath(string userHomePath = null)
|
||
{
|
||
return Path.Combine(
|
||
GetUserProfileRoot(userHomePath),
|
||
GetOptimizationRootPath(GetDotnetVersion()),
|
||
OptimizationProfileFileName);
|
||
}
|
||
|
||
private static string GetUserProfileRoot(string overrideUserProfileRoot = null)
|
||
{
|
||
if (overrideUserProfileRoot != null)
|
||
{
|
||
return overrideUserProfileRoot;
|
||
}
|
||
|
||
return RuntimeInformation.IsOSPlatform(OSPlatform.Windows)
|
||
? Environment.GetEnvironmentVariable("LocalAppData")
|
||
: Environment.GetEnvironmentVariable("HOME");
|
||
}
|
||
|
||
private static string GetOptimizationRootPath(string version)
|
||
{
|
||
var rid = RuntimeEnvironment.GetRuntimeIdentifier();
|
||
|
||
return RuntimeInformation.IsOSPlatform(OSPlatform.Windows)
|
||
? $@"Microsoft\dotnet\optimizationdata\{version}\{rid}"
|
||
: $@".dotnet/optimizationdata/{version}/{rid}";
|
||
}
|
||
|
||
private static string GetDotnetVersion()
|
||
{
|
||
return new TestCommand("dotnet")
|
||
.ExecuteWithCapturedOutput("--version" )
|
||
.StdOut
|
||
.Trim();
|
||
}
|
||
|
||
private static DateTime GetTruncatedDateTime()
|
||
{
|
||
var dt = DateTime.UtcNow;
|
||
|
||
return new DateTime(dt.Year, dt.Month, dt.Day, dt.Hour, dt.Minute, dt.Second, 0, dt.Kind);
|
||
}
|
||
}
|
||
}
|