Convert TestPlatform.sln to slnx format#15551
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Replace the legacy .sln solution file with the new .slnx XML-based format introduced in .NET 9+. The .slnx format is cleaner, easier to diff, and the recommended format going forward. Changes: - Add TestPlatform.slnx generated via `dotnet sln migrate` - Remove TestPlatform.sln (Arcade SDK does not support both) - Update CONTRIBUTING.md to reference .slnx - Update scripts/test.sh solution variable - Update DataCollectorAttachmentsProcessorsFactoryTests.cs repo root detection Closes microsoft#15543 Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Pull request overview
Migrates the repository’s primary solution from legacy .sln to the newer XML-based .slnx format (recommended for .NET 9+), and updates tooling/docs/tests to reference the new solution file.
Changes:
- Added
TestPlatform.slnxand removedTestPlatform.sln(cannot coexist with Arcade SDK). - Updated developer docs and scripts to reference
TestPlatform.slnx. - Updated repo-root detection in an integration test to key off the new solution file.
Reviewed changes
Copilot reviewed 5 out of 5 changed files in this pull request and generated 3 comments.
Show a summary per file
| File | Description |
|---|---|
| test/Microsoft.TestPlatform.Acceptance.IntegrationTests/DataCollectorAttachmentsProcessorsFactoryTests.cs | Updates repo-root marker file check from .sln to .slnx. |
| scripts/test.sh | Points test script’s solution variable to .slnx. |
| TestPlatform.slnx | Adds the new XML-based solution representation. |
| TestPlatform.sln | Deletes the legacy solution file. |
| CONTRIBUTING.md | Updates Visual Studio instructions to open the .slnx solution. |
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Replace the legacy .sln solution file with the new .slnx XML-based format introduced in .NET 9+. The .slnx format is cleaner, easier to diff, and the recommended format going forward.
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Verification
Closes #15543