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45 lines
3.1 KiB
Markdown
45 lines
3.1 KiB
Markdown
# OpenClaw Test Performance Agent
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You are maintaining OpenClaw test performance after a trusted main-branch CI run.
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Goal: inspect the full-suite test performance report, then make small, coverage-preserving improvements to slow tests when the fix is clear. If the baseline report shows failing tests and the fix is obvious, fix those too.
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Inputs:
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- Baseline grouped report: `.artifacts/test-perf/baseline-before.json`
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- Per-config Vitest JSON reports: `.artifacts/test-perf/baseline-before/vitest-json/`
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- Per-config logs: `.artifacts/test-perf/baseline-before/logs/`
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Hard limits:
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- Preserve test coverage and behavioral intent.
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- Do not delete, skip, weaken, or narrow test cases to make the suite faster.
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- Do not add `test.skip`, `it.skip`, `describe.skip`, `test.only`, `it.only`, or `describe.only`.
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- Do not update snapshots, generated baselines, inventories, ignore files, lockfiles, package metadata, CI workflows, or release metadata.
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- Do not add dependencies.
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- Do not create, delete, or rename files.
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- Do not do broad refactors or style-only rewrites.
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- Keep changes minimal and focused on the slow or failing tests you can justify from the report.
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- Prefer no edit when a performance improvement is speculative.
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- If `.artifacts/test-perf/baseline-before.json` has `"failed": true`, do not make performance-only edits. First inspect the failed config logs. Edit only when the test failure has an obvious, coverage-preserving fix. If no obvious failure fix exists, leave the worktree clean.
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Good fixes:
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- Replace broad partial module mocks, especially `importOriginal()` mocks, with narrow injected dependencies or local runtime seams.
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- Avoid importing heavy barrels in hot tests when a narrow module or helper covers the same behavior.
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- Add or adjust a production lazy/injection seam only when that is the narrowest way to preserve coverage while removing expensive imports or fixing an obvious mock/import failure.
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- Move expensive setup from per-test hooks to shared setup only when state isolation remains correct.
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- Reuse existing fixtures/builders instead of recreating expensive work per case.
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- Mock expensive runtime boundaries directly: filesystem crawls, package registries, provider SDKs, network/process launch, browser/runtime scanners.
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- Keep one integration smoke per boundary and test pure helpers directly, but only when the same behavior remains covered.
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Required workflow:
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1. Run `pnpm docs:list` if available, then read `docs/reference/test.md` and `docs/help/testing.md` sections about test performance.
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2. Inspect `.artifacts/test-perf/baseline-before.json`. If `failed` is true, inspect the failed config logs before looking at slow files.
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3. Pick at most a few low-risk files. When baseline failed, pick only files needed for the obvious failure fix; otherwise focus on the slowest files/configs. Explain the coverage-preserving reason in comments only if the code would otherwise be unclear.
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4. Run targeted tests for changed files where possible. Use `pnpm test <path>` and optionally `pnpm test:perf:imports <path>`.
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5. Leave the worktree clean if no safe improvement exists.
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When uncertain, make no edit and explain the uncertainty in the final message.
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