chore(deps): update dependency verify.tunit to 30.16.0

[thomhurst]

This PR contains the following updates:

Package	Type	Update	Change
Verify.TUnit	nuget	minor	30.15.0 -> 30.16.0

---

Release Notes

VerifyTests/Verify (Verify.TUnit)

v30.16.0

Compare Source

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Renovate Bot.

[claude]

Claude finished @thomhurst's task —— View job

---

PR Review: Dependency Update - Verify.TUnit 30.15.0 → 30.16.0

Todo List:

• Read and analyze the changed file (Directory.Packages.props)
• Understand what Verify.TUnit is used for in the codebase
• Review the dependency update impact
• Check if tests should be run per repository guidelines
• Provide comprehensive review feedback on code quality, bugs, performance, security, and test coverage

---

Review Feedback

✅ Overall Assessment: APPROVED

This is a clean, low-risk dependency update that follows best practices.

Code Quality & Best Practices

• ✅ Centralized dependency management: Using Directory.Packages.props for centralized package version management is excellent practice
• ✅ Minor version update: This is a minor version bump (30.15.0 → 30.16.0) which should be backward compatible
• ✅ Automated dependency management: Renovate bot ensures consistent and timely updates

Verify.TUnit Usage Analysis

Based on code analysis, Verify.TUnit is used for:

• Snapshot testing in TUnit.PublicAPI and TUnit.Core.SourceGenerator.Tests
• Custom verification framework for comparing generated outputs with approved baselines (see /TUnit.PublicAPI/Verify.cs:79-152)
• Test coverage for source generator outputs and public API surface validation

Security Considerations

• ✅ No security concerns: This is a testing-only dependency with no runtime impact
• ✅ Trusted source: Verify.TUnit is from the well-established VerifyTests organization
• ✅ Limited scope: Only affects test projects, not production code

Performance Considerations

• ✅ Test-only impact: No runtime performance implications
• ✅ Minor version: Should maintain or improve performance within the same major version

Potential Issues & Risk Assessment

• ⚠️ Testing required: Per CLAUDE.md:5-7, snapshot tests should be run when source generator output or public APIs change
• ✅ Low breaking change risk: Minor version updates typically maintain API compatibility
• ✅ Rollback ready: Easy to revert if issues arise

Recommended Actions

1. Run snapshot tests as specified in CLAUDE.md:

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

2. Check for any .received.txt files that may need to be accepted as .verified.txt
3. Verify build passes across all target frameworks

Test Coverage Assessment

• ✅ Well covered: Verify.TUnit is used extensively in test projects
• ✅ Appropriate scope: Used for snapshot testing of generated code and API surfaces
• ✅ CI integration: Automated testing should catch any compatibility issues

Summary

This dependency update looks excellent and follows all best practices. The only requirement is to run the snapshot tests as specified in the repository guidelines to ensure the updated Verify.TUnit version doesn't affect test results.

---