diff --git a/scripts/common.lib.ps1 b/scripts/common.lib.ps1
index bd5adaba25..1e44242bd0 100644
--- a/scripts/common.lib.ps1
+++ b/scripts/common.lib.ps1
@@ -60,7 +60,7 @@ function Write-Log {
[string]
$Level = "Success"
)
-
+
if ($message)
{
$color = if ("Success" -eq $Level) { "Green" } else { "Red" }
@@ -116,7 +116,7 @@ function Install-DotNetCli
& $dotnetInstallScript -InstallDir "${dotnetInstallPath}_x86" -Runtime 'dotnet' -Channel '5.0' -Architecture x86 -NoPath -Version '5.0.16'
& $dotnetInstallScript -InstallDir "${dotnetInstallPath}_x86" -Runtime 'dotnet' -Channel '6.0' -Architecture x86 -NoPath -Version '6.0.4'
& $dotnetInstallScript -InstallDir "${dotnetInstallPath}_x86" -Channel '7.0' -Architecture x86 -NoPath -Version $env:DOTNET_CLI_VERSION
-
+
$env:DOTNET_ROOT= $dotnetInstallPath
${env:DOTNET_ROOT(x86)} = "${dotnetInstallPath}_x86"
@@ -260,10 +260,10 @@ public class ProcessOutputter
AppendLine(e.Data);
if (suppressOutput || e.Data == null)
- {
+ {
return;
}
-
+
// These handlers can run at the same time,
// without lock they sometimes grab the color the other
// one set.
@@ -278,7 +278,7 @@ public class ProcessOutputter
// one extra space before the word, to avoid highlighting
// warnaserror and similar parameters that are not actual errors
//
- // The comparison is not done using the insensitive overload because that
+ // The comparison is not done using the insensitive overload because that
// is too new for PowerShell 5 compiler
var lineToLower = line.ToLowerInvariant();
Console.ForegroundColor = lineToLower.Contains(" warning")
@@ -387,4 +387,4 @@ function Start-InlineProcess {
$process.remove_ErrorDataReceived($errorDataReceived)
$process.Dispose()
}
-}
\ No newline at end of file
+}
diff --git a/src/Microsoft.TestPlatform.TestHostProvider/Hosting/DotnetTestHostManager.cs b/src/Microsoft.TestPlatform.TestHostProvider/Hosting/DotnetTestHostManager.cs
index 48f0cd64d8..3b7c9a11bf 100644
--- a/src/Microsoft.TestPlatform.TestHostProvider/Hosting/DotnetTestHostManager.cs
+++ b/src/Microsoft.TestPlatform.TestHostProvider/Hosting/DotnetTestHostManager.cs
@@ -52,6 +52,8 @@ public class DotnetTestHostManager : ITestRuntimeProvider2
private const string TestAdapterRegexPattern = @"TestAdapter.dll";
private const string PROCESSOR_ARCHITECTURE = nameof(PROCESSOR_ARCHITECTURE);
+ private static readonly Version Version6_0 = new(6, 0);
+
private readonly IDotnetHostHelper _dotnetHostHelper;
private readonly IEnvironment _platformEnvironment;
private readonly IProcessHelper _processHelper;
@@ -469,24 +471,7 @@ public virtual TestProcessStartInfo GetTestHostProcessStartInfo(
// i.e. I've got only private install and no global installation, in this case apphost needs to use env var to locate runtime.
if (testHostExeFound)
{
- string prefix = "VSTEST_WINAPPHOST_";
- string dotnetRootEnvName = $"{prefix}DOTNET_ROOT(x86)";
- var dotnetRoot = _environmentVariableHelper.GetEnvironmentVariable(dotnetRootEnvName);
- if (dotnetRoot is null)
- {
- dotnetRootEnvName = $"{prefix}DOTNET_ROOT";
- dotnetRoot = _environmentVariableHelper.GetEnvironmentVariable(dotnetRootEnvName);
- }
-
- if (dotnetRoot != null)
- {
- EqtTrace.Verbose($"DotnetTestHostmanager.LaunchTestHostAsync: Found '{dotnetRootEnvName}' in env variables, value '{dotnetRoot}', forwarding to '{dotnetRootEnvName.Replace(prefix, string.Empty)}'");
- startInfo.EnvironmentVariables.Add(dotnetRootEnvName.Replace(prefix, string.Empty), dotnetRoot);
- }
- else
- {
- EqtTrace.Verbose($"DotnetTestHostmanager.LaunchTestHostAsync: Prefix '{prefix}*' not found in env variables");
- }
+ ForwardDotnetRootEnvironmentVariable(startInfo);
}
startInfo.WorkingDirectory = sourceDirectory;
@@ -565,6 +550,53 @@ bool SilentlyForceToX64()
}
}
+ internal /* for testing purposes */ void ForwardDotnetRootEnvironmentVariable(TestProcessStartInfo startInfo)
+ {
+ const string prefix = "VSTEST_WINAPPHOST_";
+ const string dotnetRoot = "DOTNET_ROOT";
+ string vstestDotnetRootEnvName = $"{prefix}{dotnetRoot}(x86)";
+
+ // Check if VSTEST_WINAPPHOST_DOTNET_ROOT(x86) is set, if not then looks for VSTEST_WINAPPHOST_DOTNET_ROOT.
+ // If none of these variables is set we exit as we have nothing to forward.
+ var vstestDotnetRootEnvValue = _environmentVariableHelper.GetEnvironmentVariable(vstestDotnetRootEnvName);
+ if (vstestDotnetRootEnvValue is null)
+ {
+ vstestDotnetRootEnvName = $"{prefix}{dotnetRoot}";
+ vstestDotnetRootEnvValue = _environmentVariableHelper.GetEnvironmentVariable(vstestDotnetRootEnvName);
+
+ // None of the forwarding environment variables are set so exit.
+ if (vstestDotnetRootEnvValue is null)
+ {
+ EqtTrace.Verbose($"DotnetTestHostmanager.LaunchTestHostAsync: Prefix '{prefix}*' not found in env variables");
+ return;
+ }
+ }
+
+ // For .NET 6.0 onward, the DOTNET_ROOT* environment variable to set was changed.
+ // This implementation is based on the logic defined in SDK:
+ // https://github.com/dotnet/sdk/blob/c3f8d746f4d5cd87f462d711a3caa7a4f6621826/src/Cli/dotnet/commands/dotnet-run/RunCommand.cs#L264-L279
+ string dotnetRootEnvName;
+ if (Version.Parse(_targetFramework.Version) >= Version6_0)
+ {
+ dotnetRootEnvName = $"{dotnetRoot}_{_processHelper.GetCurrentProcessArchitecture().ToString().ToUpperInvariant()}";
+
+ // SDK side of TP is not checking for the .NET6.0+ environment variables so we want to make sure we
+ // are not overriding user definition.
+ if (_environmentVariableHelper.GetEnvironmentVariable(dotnetRootEnvName) is string dotnetRootEnvValue)
+ {
+ EqtTrace.Verbose($"DotnetTestHostmanager.LaunchTestHostAsync: Found '{vstestDotnetRootEnvName}' in env variables but also found '{dotnetRootEnvName}' with value '{dotnetRootEnvValue}'. Skipping forwarding.");
+ return;
+ }
+ }
+ else
+ {
+ dotnetRootEnvName = vstestDotnetRootEnvName.Replace(prefix, string.Empty);
+ }
+
+ EqtTrace.Verbose($"DotnetTestHostmanager.LaunchTestHostAsync: Found '{vstestDotnetRootEnvName}' in env variables, value '{vstestDotnetRootEnvValue}', forwarding to '{dotnetRootEnvName}' (target framework is {_targetFramework.Name}, Version={_targetFramework.Version}).");
+ startInfo.EnvironmentVariables.Add(dotnetRootEnvName, vstestDotnetRootEnvValue);
+ }
+
///
public IEnumerable GetTestPlatformExtensions(IEnumerable sources, IEnumerable extensions)
{
diff --git a/test/Microsoft.TestPlatform.TestHostProvider.UnitTests/Hosting/DotnetTestHostManagerTests.cs b/test/Microsoft.TestPlatform.TestHostProvider.UnitTests/Hosting/DotnetTestHostManagerTests.cs
index 581c26ad93..f43901dbbe 100644
--- a/test/Microsoft.TestPlatform.TestHostProvider.UnitTests/Hosting/DotnetTestHostManagerTests.cs
+++ b/test/Microsoft.TestPlatform.TestHostProvider.UnitTests/Hosting/DotnetTestHostManagerTests.cs
@@ -987,6 +987,143 @@ public async Task CleanTestHostAsyncShouldNotThrowIfTestHostIsNotStarted()
Assert.IsTrue(isVerified);
}
+ [TestMethod]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT(x86)", "DOTNET_ROOT(x86)")]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT", "DOTNET_ROOT")]
+ public void ForwardDotnetRootEnvironmentVariableWhenTargetFrameworkIsLessThanNet6SetsCorrectEnvVariable(string envVarName, string expectedForwaredName)
+ {
+ // Arrange
+ const string envVarValue = "c:\\SomePath";
+ _mockEnvironmentVariable.Reset();
+ _mockEnvironmentVariable.Setup(x => x.GetEnvironmentVariable(envVarName)).Returns(envVarValue);
+ string runSettingsXml = """
+
+
+ net5.0
+
+
+ """;
+ _dotnetHostManager.Initialize(_mockMessageLogger.Object, runSettingsXml);
+
+ var startInfo = new TestProcessStartInfo { EnvironmentVariables = new Dictionary() };
+ // Sanity check
+ Assert.AreEqual(0, startInfo.EnvironmentVariables.Count);
+
+ // Act
+ _dotnetHostManager.ForwardDotnetRootEnvironmentVariable(startInfo);
+
+ // Assert
+ Assert.AreEqual(1, startInfo.EnvironmentVariables.Count);
+ Assert.IsTrue(startInfo.EnvironmentVariables.TryGetValue(expectedForwaredName, out var actualEnvVarValue));
+ Assert.AreEqual(envVarValue, actualEnvVarValue);
+ }
+
+ [TestMethod]
+ [DataRow("DOTNET_ROOT(x86)", "net5.0")]
+ [DataRow("DOTNET_ROOT(x86)", "net6.0")]
+ [DataRow("DOTNET_ROOT", "net5.0")]
+ [DataRow("DOTNET_ROOT", "net6.0")]
+ [DataRow("DOTNET_ROOT_X86", "net5.0")]
+ [DataRow("DOTNET_ROOT_X86", "net6.0")]
+ [DataRow("DOTNET_ROOT_X64", "net5.0")]
+ [DataRow("DOTNET_ROOT_X64", "net6.0")]
+ [DataRow("DOTNET_ROOT_ARM64", "net5.0")]
+ [DataRow("DOTNET_ROOT_ARM64", "net6.0")]
+ public void ForwardDotnetRootEnvironmentVariableWhenIncorrectEnvVarDoesNothing(string envVarName, string framework)
+ {
+ // Arrange
+ const string envVarValue = "c:\\SomePath";
+ _mockEnvironmentVariable.Reset();
+ _mockEnvironmentVariable.Setup(x => x.GetEnvironmentVariable(envVarName)).Returns(envVarValue);
+ string runSettingsXml = $"""
+
+
+ {framework}
+
+
+ """;
+ _dotnetHostManager.Initialize(_mockMessageLogger.Object, runSettingsXml);
+
+ var startInfo = new TestProcessStartInfo { EnvironmentVariables = new Dictionary() };
+
+ // Act
+ _dotnetHostManager.ForwardDotnetRootEnvironmentVariable(startInfo);
+
+ // Assert
+ Assert.AreEqual(0, startInfo.EnvironmentVariables.Count);
+ }
+
+ [TestMethod]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT(x86)", PlatformArchitecture.X86)]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT(x86)", PlatformArchitecture.X64)]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT", PlatformArchitecture.X86)]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT", PlatformArchitecture.X64)]
+ public void ForwardDotnetRootEnvironmentVariableWhenTargetFrameworkIsGreaterOrEqualsToNet6SetsCorrectEnvVariable(string envVarName, PlatformArchitecture platformArchitecture)
+ {
+ // Arrange
+ const string envVarValue = "c:\\SomePath";
+ _mockEnvironmentVariable.Reset();
+ _mockEnvironmentVariable.Setup(x => x.GetEnvironmentVariable(envVarName)).Returns(envVarValue);
+ _mockProcessHelper.Setup(x => x.GetCurrentProcessArchitecture()).Returns(platformArchitecture);
+ string runSettingsXml = """
+
+
+ net6.0
+
+
+ """;
+ _dotnetHostManager.Initialize(_mockMessageLogger.Object, runSettingsXml);
+
+ var startInfo = new TestProcessStartInfo { EnvironmentVariables = new Dictionary() };
+ // Sanity check
+ Assert.AreEqual(0, startInfo.EnvironmentVariables.Count);
+
+ // Act
+ _dotnetHostManager.ForwardDotnetRootEnvironmentVariable(startInfo);
+
+ // Assert
+ Assert.AreEqual(1, startInfo.EnvironmentVariables.Count);
+ Assert.IsTrue(startInfo.EnvironmentVariables.TryGetValue($"DOTNET_ROOT_{platformArchitecture.ToString().ToUpperInvariant()}", out var actualEnvVarValue));
+ Assert.AreEqual(envVarValue, actualEnvVarValue);
+ }
+
+ [TestMethod]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT(x86)", PlatformArchitecture.X86)]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT(x86)", PlatformArchitecture.X64)]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT(x86)", PlatformArchitecture.ARM64)]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT", PlatformArchitecture.X86)]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT", PlatformArchitecture.X64)]
+ [DataRow("VSTEST_WINAPPHOST_DOTNET_ROOT", PlatformArchitecture.ARM64)]
+ public void ForwardDotnetRootEnvironmentVariableWhenTargetFrameworkIsGreaterOrEqualsToNet6DoesNotOverrideEnvVar(string envVarName, PlatformArchitecture platformArchitecture)
+ {
+ // Arrange
+ const string expectedEnvVarValue = "c:\\SomePath";
+ const string nonForwardedEnvVarValue = "C:\\SomeOtherPath";
+ var expectedForwardedEnvVarName = $"DOTNET_ROOT_{platformArchitecture.ToString().ToUpperInvariant()}";
+ _mockEnvironmentVariable.Reset();
+ _mockEnvironmentVariable.Setup(x => x.GetEnvironmentVariable(envVarName)).Returns(expectedEnvVarValue);
+ _mockEnvironmentVariable.Setup(x => x.GetEnvironmentVariable(expectedForwardedEnvVarName)).Returns(nonForwardedEnvVarValue);
+ _mockProcessHelper.Setup(x => x.GetCurrentProcessArchitecture()).Returns(platformArchitecture);
+ string runSettingsXml = """
+
+
+ net6.0
+
+
+ """;
+ _dotnetHostManager.Initialize(_mockMessageLogger.Object, runSettingsXml);
+
+ var startInfo = new TestProcessStartInfo { EnvironmentVariables = new Dictionary() };
+ // Sanity check
+ Assert.AreEqual(0, startInfo.EnvironmentVariables.Count);
+
+ // Act
+ _dotnetHostManager.ForwardDotnetRootEnvironmentVariable(startInfo);
+
+ // Assert
+ Assert.AreEqual(0, startInfo.EnvironmentVariables.Count);
+ }
+
private void DotnetHostManagerExitCodeTesterHostExited(object? sender, HostProviderEventArgs e)
{
_errorMessage = e.Data.TrimEnd(Environment.NewLine.ToCharArray());
diff --git a/test/Microsoft.TestPlatform.TestUtilities/IntegrationTestBase.cs b/test/Microsoft.TestPlatform.TestUtilities/IntegrationTestBase.cs
index 7ff7338257..7395967239 100644
--- a/test/Microsoft.TestPlatform.TestUtilities/IntegrationTestBase.cs
+++ b/test/Microsoft.TestPlatform.TestUtilities/IntegrationTestBase.cs
@@ -193,7 +193,7 @@ public void InvokeVsTest(string arguments, Dictionary? environme
/// Invokes our local copy of dotnet that is patched with artifacts from the build with specified arguments.
///
/// Arguments provided to vstest.console.exe
- public void InvokeDotnetTest(string arguments, Dictionary? environmentVariables = null)
+ public void InvokeDotnetTest(string arguments, Dictionary? environmentVariables = null, bool useDotnetFromTools = false, string? workingDirectory = null)
{
var debugEnvironmentVariables = AddDebugEnvironmentVariables(environmentVariables);
@@ -208,7 +208,7 @@ public void InvokeDotnetTest(string arguments, Dictionary? envir
// https://github.com/dotnet/sdk/blob/main/src/Cli/dotnet/commands/dotnet-test/VSTestForwardingApp.cs#L30-L39
debugEnvironmentVariables["VSTEST_CONSOLE_PATH"] = vstestConsolePath;
- ExecutePatchedDotnet("test", arguments, out _standardTestOutput, out _standardTestError, out _runnerExitCode, debugEnvironmentVariables);
+ ExecutePatchedDotnet("test", arguments, out _standardTestOutput, out _standardTestError, out _runnerExitCode, debugEnvironmentVariables, useDotnetFromTools, workingDirectory);
FormatStandardOutCome();
}
@@ -762,7 +762,7 @@ protected void ExecuteVsTestConsole(string args, out string stdOut, out string s
///
///
private void ExecutePatchedDotnet(string command, string args, out string stdOut, out string stdError, out int exitCode,
- Dictionary? environmentVariables = null)
+ Dictionary? environmentVariables = null, bool useDotnetFromTools = false, string? workingDirectory = null)
{
if (environmentVariables is null)
{
@@ -772,8 +772,8 @@ private void ExecutePatchedDotnet(string command, string args, out string stdOut
environmentVariables["DOTNET_MULTILEVEL_LOOKUP"] = "0";
var executablePath = IsWindows ? @"dotnet\dotnet.exe" : @"dotnet-linux/dotnet";
- var patchedDotnetPath = Path.Combine(_testEnvironment.TestArtifactsDirectory, executablePath);
- ExecuteApplication(patchedDotnetPath, string.Join(" ", command, args), out stdOut, out stdError, out exitCode, environmentVariables);
+ var patchedDotnetPath = Path.Combine(useDotnetFromTools ? _testEnvironment.ToolsDirectory : _testEnvironment.TestArtifactsDirectory, executablePath);
+ ExecuteApplication(patchedDotnetPath, string.Join(" ", command, args), out stdOut, out stdError, out exitCode, environmentVariables, workingDirectory);
}
protected static void ExecuteApplication(string path, string args, out string stdOut, out string stdError, out int exitCode,
diff --git a/test/TestAssets/ProjectLaunch32BitsProcess/ProjectLaunch32BitsProcess.csproj b/test/TestAssets/ProjectLaunch32BitsProcess/ProjectLaunch32BitsProcess.csproj
new file mode 100644
index 0000000000..0e3ae170ab
--- /dev/null
+++ b/test/TestAssets/ProjectLaunch32BitsProcess/ProjectLaunch32BitsProcess.csproj
@@ -0,0 +1,22 @@
+
+
+
+
+
+
+ net5.0;net6.0
+ enable
+ Preview
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/test/TestAssets/ProjectLaunch32BitsProcess/Test32Bit.cs b/test/TestAssets/ProjectLaunch32BitsProcess/Test32Bit.cs
new file mode 100644
index 0000000000..e6bcc1bffe
--- /dev/null
+++ b/test/TestAssets/ProjectLaunch32BitsProcess/Test32Bit.cs
@@ -0,0 +1,68 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using System;
+using System.Diagnostics;
+
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace UnitTest;
+
+[TestClass]
+public class Test32Bit
+{
+ [TestMethod]
+ public void TheTest()
+ {
+ // Test is based on reproducer from following SDK issue: https://github.com/dotnet/sdk/issues/22647
+ // We cannot run the test in an automatic/coded way because we need to have .NET 5 and 6 SDKs installed
+ // which leads to full disk capacity on CI.
+ // As this change of behavior is quite important we want to make sure we can rerun such manual test
+ // later on so we are keeping it here.
+ // Repro steps:
+ // 1. Build project
+ // 2. Set $env:DOTNET_ROOT_ENV_VAR_NAME = "DOTNET_ROOT(x86)"
+ // 3. Set $env:DOTNET_ROOT_ENV_VAR_VALUE to a 32bits dotnet installation directory for the matching TFM
+ // (e.g. C:\src\vstest\tools\dotnet_x86)
+ // 4. Add a global.json pinning the .NET version to 5 or 6
+ // 5. Run 'dotnet test ./bin///ProjectLaunch32BitsProcess.dll'
+ // 6. Test should be succesful
+ // 7. Repeat steps 2 to 5 with $env:DOTNET_ROOT_ENV_VAR_NAME = "DOTNET_ROOT". Although we are running a
+ // 32 bits process, the dotnet detection logic is set to fallback to this variable.
+ // 8. Repeat steps 2 to 5 with $env:DOTNET_ROOT_ENV_VAR_NAME = "DOTNET_ROOT_X86".
+ // This should work for .NET 6 but fail for .NET 5 (if you don't have a global .NET 5 SDK installed),
+ // as this new variable is not understood by the .NET 5 detection algorithm.
+ // Debugging tips:
+ // Use the following environment variables to understand how is .NET being resolved.
+ // COREHOST_TRACE = 1
+ // COREHOST_TRACEFILE = "C:\fxr.tx"
+ var process = new Process();
+ process.StartInfo = new ProcessStartInfo
+ {
+ FileName = "TestProcess32.exe",
+ RedirectStandardError = true,
+ RedirectStandardOutput = true,
+ };
+
+ var envVarName = Environment.GetEnvironmentVariable("DOTNET_ROOT_ENV_VAR_NAME");
+ Assert.IsNotNull(envVarName, "Calling process didn't set DOTNET_ROOT_ENV_VAR_NAME.");
+ var envVarValue = Environment.GetEnvironmentVariable("DOTNET_ROOT_ENV_VAR_VALUE");
+ Assert.IsNotNull(envVarValue, "Calling process didn't set DOTNET_ROOT_ENV_VAR_VALUE.");
+ // Set the DOTNET_ROOT* env variable so that the 32bits process can locate dotnet
+ // even if there is no global installation.
+ process.StartInfo.EnvironmentVariables[envVarName] = envVarValue;
+ process.StartInfo.EnvironmentVariables["DOTNET_ROOT_ENV_VAR_NAME"] = envVarName;
+ // Ensure multi-level lookup is disabled so that we don't fallback to machine-wide installation
+ process.StartInfo.EnvironmentVariables["DOTNET_MULTILEVEL_LOOKUP"] = "0";
+
+ process.Start();
+ var stderr = process.StandardError.ReadToEnd();
+ var stdout = process.StandardOutput.ReadToEnd();
+
+ Console.WriteLine($"32bit stdout: {stdout}");
+ Console.WriteLine($"32bit err: {stderr}");
+
+ Assert.IsTrue(string.IsNullOrEmpty(stderr),
+ $"There was some error in process run: {stderr}");
+ }
+}
diff --git a/test/TestAssets/TestAssets.sln b/test/TestAssets/TestAssets.sln
index 8fae3a203e..32b4fcd42a 100644
--- a/test/TestAssets/TestAssets.sln
+++ b/test/TestAssets/TestAssets.sln
@@ -124,6 +124,12 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tools", "Tools\Tools.csproj
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Perfy.TestAdapter", "performance\Perfy.TestAdapter\Perfy.TestAdapter.csproj", "{71BF7EC9-7BEE-4038-8F4E-87032FA4E995}"
EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "DOTNET_ROOT", "DOTNET_ROOT", "{C06EFF20-F1EA-42B7-B404-D8AB98AA78C0}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TestProcess32", "TestProcess32\TestProcess32.csproj", "{4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ProjectLaunch32BitsProcess", "ProjectLaunch32BitsProcess\ProjectLaunch32BitsProcess.csproj", "{A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}"
+EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@@ -806,6 +812,30 @@ Global
{71BF7EC9-7BEE-4038-8F4E-87032FA4E995}.Release|x64.Build.0 = Release|Any CPU
{71BF7EC9-7BEE-4038-8F4E-87032FA4E995}.Release|x86.ActiveCfg = Release|Any CPU
{71BF7EC9-7BEE-4038-8F4E-87032FA4E995}.Release|x86.Build.0 = Release|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Debug|x64.ActiveCfg = Debug|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Debug|x64.Build.0 = Debug|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Debug|x86.ActiveCfg = Debug|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Debug|x86.Build.0 = Debug|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Release|Any CPU.Build.0 = Release|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Release|x64.ActiveCfg = Release|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Release|x64.Build.0 = Release|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Release|x86.ActiveCfg = Release|Any CPU
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506}.Release|x86.Build.0 = Release|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Debug|x64.ActiveCfg = Debug|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Debug|x64.Build.0 = Debug|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Debug|x86.ActiveCfg = Debug|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Debug|x86.Build.0 = Debug|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Release|Any CPU.Build.0 = Release|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Release|x64.ActiveCfg = Release|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Release|x64.Build.0 = Release|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Release|x86.ActiveCfg = Release|Any CPU
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA}.Release|x86.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
@@ -826,6 +856,8 @@ Global
{10AA955C-B412-41A8-899F-8609AAE19F61} = {2633D125-64A7-456C-AD37-F8A6B56C2403}
{E166D337-4033-4209-863F-8F77675EAEE8} = {2633D125-64A7-456C-AD37-F8A6B56C2403}
{71BF7EC9-7BEE-4038-8F4E-87032FA4E995} = {0C9CA869-32FD-4A9E-8885-E2E19786C746}
+ {4FA80E2C-B3D4-4A6B-99D2-12F95F2C0506} = {C06EFF20-F1EA-42B7-B404-D8AB98AA78C0}
+ {A0F37C16-FB73-4538-8DAF-EBF6EB3251FA} = {C06EFF20-F1EA-42B7-B404-D8AB98AA78C0}
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {D2334DAA-F7B2-450E-ABA4-FBC185152500}
diff --git a/test/TestAssets/TestProcess32/Program.cs b/test/TestAssets/TestProcess32/Program.cs
new file mode 100644
index 0000000000..107b3f8908
--- /dev/null
+++ b/test/TestAssets/TestProcess32/Program.cs
@@ -0,0 +1,32 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+using System;
+
+if (Environment.Is64BitProcess)
+{
+ throw new InvalidOperationException("Process is supposed to be 32bits.");
+}
+
+var envVarName = Environment.GetEnvironmentVariable("DOTNET_ROOT_ENV_VAR_NAME");
+if (string.IsNullOrEmpty(envVarName))
+{
+ throw new InvalidOperationException("Could not find 'DOTNET_ROOT_ENV_VAR_NAME' which is supposed to tell us which DOTNET_ROOTXXX to look up.");
+}
+
+var dotnetRootPath = Environment.GetEnvironmentVariable(envVarName);
+if (string.IsNullOrEmpty(dotnetRootPath))
+{
+ throw new InvalidOperationException($"{dotnetRootPath} was not set.");
+}
+
+Console.WriteLine("DOTNET_ROOT(x86)={0}", Environment.GetEnvironmentVariable("DOTNET_ROOT(x86)"));
+Console.WriteLine("DOTNET_ROOT={0}", Environment.GetEnvironmentVariable("DOTNET_ROOT"));
+Console.WriteLine("DOTNET_ROOT_X86={0}", Environment.GetEnvironmentVariable("DOTNET_ROOT_X86"));
+Console.WriteLine("DOTNET_ROOT_X64={0}", Environment.GetEnvironmentVariable("DOTNET_ROOT_X64"));
+
+if (!typeof(object).Assembly.Location.StartsWith(dotnetRootPath, StringComparison.OrdinalIgnoreCase))
+{
+ throw new InvalidOperationException($"{typeof(object).Assembly.Location} was not found in {dotnetRootPath}. .NET was not resolved from the correct path.");
+}
+
+Console.WriteLine("Process and DOTNET_ROOT* were correctly set.");
diff --git a/test/TestAssets/TestProcess32/TestProcess32.csproj b/test/TestAssets/TestProcess32/TestProcess32.csproj
new file mode 100644
index 0000000000..0a5f4d7e1a
--- /dev/null
+++ b/test/TestAssets/TestProcess32/TestProcess32.csproj
@@ -0,0 +1,10 @@
+
+
+
+ x86
+ Exe
+ net5.0;net6.0
+ enable
+
+
+