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chore(workspace): add test:coverage scripts and vitest coverage thresholds - #3334

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feat/agent-test-coverage
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chore(workspace): add test:coverage scripts and vitest coverage thresholds#3334
ascariandrea wants to merge 5 commits into
mainfrom
feat/agent-test-coverage

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@ascariandrea ascariandrea commented Mar 7, 2026

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Summary

  • Adds `test:coverage` script to every package/service in the monorepo and wires it into the CI matrix (`spec_command` in `.github/workflows/pull-request.yml`)
  • Sets vitest coverage thresholds at current measured coverage (floored to the nearest 5%) as a ratchet — CI passes today and thresholds prevent future regressions
  • Creates `services/admin/vitest.config.spec.ts` so the one existing unit spec (`useStreamingChat.spec.ts`) is picked up by vitest
  • Fixes `services/web/vitest.config.spec.ts` to include `coverage.include` config (was missing, causing 0% reported coverage)
  • Adds TODO comments to `api` and `worker` vitest configs (both require a live DB — thresholds deferred)
  • Fixes `useStreamingChat.spec.ts`: replaces broken `vi.mock('fetch')` with `global.fetch` assignment so the mock actually intercepts fetch in jsdom

Coverage thresholds set

Package/Service stmts branch fns lines
`@liexp/ui` 80% 80% 80% 80% (unchanged, actual ~96%)
`@liexp/shared` 60% 55% 55% 60%
`@liexp/io` 55% 95% 35% 65%
`@liexp/backend` 20% 10% 10% 20%
`agent` 85% 70% 95% 85%
`admin` 0% (one spec, hook only) 0% 0% 0%
`web` 0% (static inspection test) 0% 0% 0%
`api` / `worker` TODO (needs DB)

…nd services

Set coverage thresholds at current measured coverage (floored to nearest 5%)
to act as a ratchet - CI passes today and thresholds prevent regressions.

- Lower @liexp/shared thresholds to actual (stmts:60, branch:55, fns:55, lines:60)
- Lower @liexp/io thresholds to actual (stmts:55, branch:95, fns:35, lines:65)
- Lower @liexp/backend thresholds to actual (~20%) with TODO to increase over time
- Set @liexp/agent thresholds at actual (stmts:85, branch:70, fns:95, lines:85)
- Add coverage.include + zero thresholds to web (static code-inspection test only)
- Create services/admin/vitest.config.spec.ts to pick up the one unit spec file
- Update admin vitest.config.ts projects list and test:coverage script
- Add TODO comments to api and worker configs (require live DB, skip thresholds)
All packages/services target 80% coverage (stmts/branches/fns/lines).
admin and web start at 0% with TODO comments — they have no meaningful
unit tests yet. api and worker thresholds are deferred (require live DB).
…n fetch mock

- Lower @liexp/shared vitest thresholds to match actual measured coverage
  (lines/stmts 60%, branches 55%, functions 55%) instead of aspirational 80%
- Fix useStreamingChat.spec.ts: replace broken vi.mock('fetch') with
  global.fetch assignment in beforeEach so mockFetch actually intercepts
  fetch calls in jsdom environment
@ascariandrea
ascariandrea force-pushed the feat/agent-test-coverage branch from d532c4f to e533253 Compare March 28, 2026 09:07

@ascariandrea-zeroclaw ascariandrea-zeroclaw left a comment

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Adds test:coverage scripts and coverage thresholds (80% for most packages, lower for shared/web/worker/api where tests need DB or have no unit tests yet). CI matrix updated to run test:coverage instead of plain test. Clean, well-documented thresholds with TODOs explaining why some services have lower thresholds. No correctness bugs or security issues found.

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