test(pyodide): harden protocol contract drift coverage

[bbopen]

Summary\n- harden Pyodide test mocks to validate request envelope contract (id/protocol/method/params)\n- replace permissive assertions with behavior checks on dispatched protocol shape\n- add negative coverage proving drifted envelopes are rejected\n\n## Stack\n- base branch: codex/fix-pyodide-bootstrap-protocol (PR #197)\n\n## Validation\n- npx vitest --run test/runtime_pyodide.test.ts test/transport.test.ts

[coderabbitai]

Important

Review skipped

Auto reviews are disabled on base/target branches other than the default branch.

Please check the settings in the CodeRabbit UI or the .coderabbit.yaml file in this repository. To trigger a single review, invoke the @coderabbitai review command.

You can disable this status message by setting the reviews.review_status to false in the CodeRabbit configuration file.

Use the checkbox below for a quick retry:

• 🔍 Trigger review

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch codex/harden-pyodide-tests

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands and usage tips.}