[release/11.0.1xx-rc1] Source code updates from microsoft/vstest

[dotnet-maestro]

Note

This is a codeflow update. It may contain both source code changes from
the source repo
as well as dependency updates. Learn more here.

This pull request brings the following source code changes

From https://github.com/microsoft/vstest

• Subscription: b102a6e4-808e-4999-aa14-dcb9d1f5fb81
• Build: 20260819.2 (327733)
• Date Produced: August 19, 2026 12:30:35 PM UTC
• Commit: 7e128f4236ebf5f539dc235b367dd954f9c81aeb
• Commit Diff: 5210ceb...7e128f4
• Branch: main

Diff the source with this PR branch

darc vmr diff --name-only https://github.com/microsoft/vstest:7e128f4236ebf5f539dc235b367dd954f9c81aeb..https://github.com/dotnet/dotnet:darc-release/11.0.1xx-rc1-02b3bc9b-16b9-4c8b-9a13-47100c123e56

[dotnet-maestro]

Important

⚠️ No subscription flowing code in the opposite direction is set up.
Code changes made in the VMR's src/ directory will not flow back to the source repository on branch "main".

💡 You may consult the FAQ for more information or tag @dotnet/prodconsvcs for assistance.

[dotnet-maestro]

Note

PRs from original repository included in this codeflow update:

• Retarget the MTP client onto Microsoft.Testing.Platform.ServerMode.Client.Sources microsoft/vstest#16300
• [fix] Fix MsCoverageReferencedPathMaps: skip during design-time builds and parallelize project builds microsoft/vstest#16043
• [main] Source code updates from dotnet/dotnet microsoft/vstest#16334
• Simplify MTP outcome matching and tuple handling microsoft/vstest#16369
• Pass arguments to PowerShell with -File instead of -command microsoft/vstest#16363
• Respect console logger verbosity from a settings file microsoft/vstest#16044
• Remove reflection-based deserialization setters microsoft/vstest#16356
• Remove two stale IDE0060 suppressions microsoft/vstest#16373
• Compile the MTP client out of source-only builds microsoft/vstest#16385

💡 You may consult the FAQ for more information or tag @dotnet/prodconsvcs for assistance.

[azure-pipelines]

Azure Pipelines:
Successfully started running 1 pipeline(s).
1 pipeline(s) were filtered out due to trigger conditions.
There may be pipelines that require an authorized user to comment /azp run to run.

[maestro-approver]

This pull request contains only source updates from https://github.com/microsoft/vstest.

• Commit Diff: 5210ceb...7e128f4