chore(deps): update dependency dotnet-sdk to v10

[thomhurst]

This PR contains the following updates:

Package	Type	Update	Change
dotnet-sdk	dotnet-sdk	major	9.0.307 -> 10.0.100

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Release Notes

dotnet/sdk (dotnet-sdk)

v10.0.100: .NET 10.0.0

Compare Source

Release

What's Changed

• [Blazor] Remove unnecessary update to the Blazor webassembly js file by @​javiercn in #​50949
• Fix concurrency issue with dotnet test for MTP by @​Youssef1313 in #​50960
• Fix dll detection in dotnet test by @​nohwnd in #​50926
• Update MessagePack by @​jjonescz in #​50954
• Update DetectPreviewFeatureAnalyzer for runtime async by @​333fred in #​50937
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​50948
• Browser tests by @​tmat in #​50844
• [release/10.0.1xx] Allow charset to be unset by @​github-actions[bot] in #​50963
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​50997
• Localized file check-in by OneLocBuild Task: Build definition ID 140: Build ID 2801306 by @​dotnet-bot in #​50974
• dotnet test for MTP: localize test summary + update command description by @​Youssef1313 in #​50975
• Localized file check-in by OneLocBuild Task: Build definition ID 140: Build ID 2802347 by @​dotnet-bot in #​51014
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51016
• Misc Json PostAction fixes by @​Youssef1313 in #​50977
• Update analyzer redirecting VS extension by @​jjonescz in #​50496
• Allow SDKs to overwrite default file-based app properties by @​jjonescz in #​51004
• dotnet SIGTERM signal handler registration by @​tmat in #​50983
• Improve where file-level directives are added by @​jjonescz in #​50956
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​50901
• Remove condition from NuGet.Localization package reference by @​mthalman in #​51053
• [dotnet-watch] Notify DCP of terminated session when process exits on its own by @​tmat in #​50992
• [release/10.0.1xx] Fix dnx --help and tool commands to use valid .NET tool examples by @​github-actions[bot] in #​51042
• Pick rc2 fixes for msbuild telemetry and sdkresolver to GA by @​baronfel in #​51090
• [release/10.0.1xx] URL-encode scoped CSS Link headers for non-ASCII project names by @​Copilot in #​51039
• [automated] Update man pages by @​github-actions[bot] in #​51076
• Re-enable telemetry for global.json state - set error writer to swallow expected error messages by @​elinor-fung in #​51089
• Convert numeric telemetry parameters to measurements for better analytics by @​Copilot in #​51071
• Update the list of supported portable RIDs for the tool packs in our tests by @​jkoritzinsky in #​51069
• More LLM detections for other CLI agents + alter TL behavior in the presence of LLMs by @​baronfel in #​51054
• Run test template tests with Arcade by @​Youssef1313 in #​51020
• Disallow quotes in file-level directives by @​jjonescz in #​51119
• [Hot Reload] Only enable ASP.NET debug logging if logging level is Trace by @​tmat in #​51137
• Allow empty file-level directive values by @​jjonescz in #​51078
• Fix SWID tag by @​joeloff in #​51138
• Avoid error when building file-based libraries by @​jjonescz in #​51063
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​51032
• Remove dnx.ps1 by @​dsplaisted in #​51120
• Disable the hard link copy as this was causing the exe bundle to pick up the stage2 changes. by @​marcpopMSFT in #​51111
• Localized file check-in by OneLocBuild Task: Build definition ID 140: Build ID 2804587 by @​dotnet-bot in #​51031
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51036
• Localized file check-in by OneLocBuild Task: Build definition ID 140: Build ID 2810403 by @​dotnet-bot in #​51160
• Update MSTest to stable 4.0.0 by @​Youssef1313 in #​51167
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​51163
• [dotnet-watch] Auto-restart project on runtime rude edit by @​tmat in #​51073
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51165
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51176
• [release/10.0.1xx] Enable CollatePackageDownloads by @​github-actions[bot] in #​51080
• [release/10.0.1xx] Add .slnx to default .editorconfig template by @​github-actions[bot] in #​51095
• Update to september implicit versions for GA daily build testing by @​marcpopMSFT in #​50971
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​51186
• Localized file check-in by OneLocBuild Task: Build definition ID 140: Build ID 2812555 by @​dotnet-bot in #​51188
• Avoid exceptions when parsing _NormalizedWindowsSdkSupportedTargetPlatformVersion by @​dsplaisted in #​51134
• Localized file check-in by OneLocBuild Task: Build definition ID 140: Build ID 2813133 by @​dotnet-bot in #​51195
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51201
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​51200
• [Hot Reload] Do not refresh browser until changes are applied by @​tmat in #​51210
• [release/10.0.1xx][HotReload] Allow hot reload refresh script injection for 404 status code by @​github-actions[bot] in #​51050
• Suppress all nullable warnings for files in source packages when targeting net472 and netstandard by @​tmat in #​51193
• [dotnet-watch] Remove excess logging that slows down Hot Reload by @​tmat in #​51220
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51229
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​51230
• Update MSTest to 4.0.1 by @​Youssef1313 in #​51236
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​51257
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51256
• [release/10.0.1xx] [wasm] Always update SDK pack version from workload to current for down level TFM by @​github-actions[bot] in #​51272
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51294
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​51291
• Don't fall back to .NET Standard package pruning for .NET Framework by @​dsplaisted in #​51288
• Add support for building tool packages with runtime identifier set without building RID-specific packages by @​dsplaisted in #​51281
• Fix dotnet test detection for dlls by @​Youssef1313 in #​51309
• Follow-up to dotnet test parsing by @​Youssef1313 in #​51331
• Update version features with dynamic calculations by @​marcpopMSFT in #​51340
• [release/10.0.1xx] Source code updates from dotnet/dotnet by @​dotnet-maestro[bot] in #​51324
• Update baseline manifests for .NET 10 RC 2 by @​jonathanpeppers in #​51313
• Cherry-pick PR #​50749 to release/10.0.1xx: Update compatibility message for targeting .NET 10.0 in Visual Studio 17.14 by @​Copilot in #​51366
• [release/10.0.1xx] Update dependencies from microsoft/testfx by @​dotnet-maestro[bot] in #​51381
• [release/10.0.1xx] Package Pruning data fixes for past frameworks by @​ericstj in #​51343
• Mark SDK bundle as shipping by @​joeloff in #​51413

Full Changelog: dotnet/sdk@v10.0.100-rc.2.25502.107...v10.0.100

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Configuration

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This PR has been generated by Renovate Bot.

[claude]

Claude finished @thomhurst's task —— View job

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PR Review: .NET SDK Update to v10

Todo List:

• Read the changed files to understand the impact
• Check repository guidelines in CLAUDE.md
• Analyze compatibility with .NET 10
• Review for potential breaking changes
• Check project target frameworks
• Provide comprehensive review feedback
• Test recommendations

📋 Code Review Summary

This Renovate PR updates the .NET SDK from 9.0.307 to 10.0.100, which is a major version upgrade to .NET 10. Here's my comprehensive review:

✅ Positive Findings

1. Already .NET 10 Ready: The TUnit codebase is already targeting .NET 10 across multiple projects:

   • Library.props:3 - Core libraries target netstandard2.0;net8.0;net9.0;net10.0
   • TestProject.props:12 - Test projects target net472;net8.0;net9.0;net10.0
   • Multiple projects already have explicit .NET 10 support

2. Microsoft.Testing.Platform Aligned: The global.json correctly specifies "runner": "Microsoft.Testing.Platform" which aligns with TUnit's Rule 3 (No VSTest).

3. Proper SDK Configuration: The global.json uses:

   • "rollForward": "latestMajor" - Allows forward compatibility
   • "allowPrerelease": true - Appropriate for staying current with .NET

⚠️ Areas for Validation

1. AOT Compatibility: TUnit has strict AOT/trimming requirements (Rule 5). The .NET 10 update may introduce new AOT warnings or breaking changes that need validation.

2. Source Generator Compatibility: TUnit heavily relies on source generators for both modes. .NET 10 includes Roslyn updates that could affect source generation.

3. Performance Impact: Given TUnit's performance-first philosophy (Rule 4), the .NET 10 runtime changes should be benchmarked.

🔍 Specific Concerns

1. Breaking Changes in .NET 10: Major version updates can introduce breaking changes. Key areas to watch:

   • Reflection API changes (impacts dual-mode implementation)
   • System.Text.Json updates (used extensively)
   • MSBuild/SDK tooling changes

2. Roslyn Version Compatibility: TUnit supports multiple Roslyn versions (Roslyn414, Roslyn44, Roslyn47). Ensure .NET 10 SDK works with all targeted Roslyn versions.

3. Testing Platform Changes: Microsoft.Testing.Platform may have updates in .NET 10 that could affect TUnit's integration.

📝 Security Assessment

• Low Risk: This is a standard Microsoft SDK update
• No Code Changes: Only configuration file update
• Dependency Source: Official Microsoft release

🧪 Test Coverage Recommendations

Given TUnit's critical rules, these tests are mandatory before merge:

1. Snapshot Tests (Rule 2):

   dotnet test TUnit.Core.SourceGenerator.Tests
   dotnet test TUnit.PublicAPI

2. Dual-Mode Validation (Rule 1):

   # Test both source-generated and reflection modes
   dotnet test TUnit.Engine.Tests  
   dotnet test TUnit.TestProject -- --treenode-filter "/*/*/*/*[Category!=Performance]"

3. AOT Compatibility (Rule 5):

   cd TUnit.TestProject
   dotnet publish -c Release -p:PublishAot=true --use-current-runtime

4. Performance Validation (Rule 4):

   cd TUnit.Performance.Tests
   dotnet run -c Release --framework net10.0

💡 Performance Considerations

• .NET 10 includes performance improvements that should benefit TUnit
• Monitor for any regression in hot paths (test discovery, execution)
• Benchmark before/after if possible

🚀 Recommendations

1. ✅ Approve - The codebase is well-prepared for .NET 10
2. Run full test suite focusing on the mandatory tests above
3. Monitor CI for any unexpected failures
4. Validate AOT specifically, as this is critical for TUnit

📊 Risk Assessment: LOW

The TUnit project is exceptionally well-prepared for this upgrade:

• Already multi-targeting .NET 10
• Strong testing infrastructure in place
• Clear upgrade validation procedures documented
• No code changes required

This appears to be a safe update that will bring TUnit the latest .NET 10 performance and feature improvements.