Node ships an experimental Web Storage global now, which evaluates to
`undefined` unless the process was started with `--localstorage-file`. Vitest
leaves an already-present global alone when it copies jsdom's window onto
globalThis, so jsdom's own localStorage never lands and Node's empty one wins.
sessionStorage has no counterpart in Node and comes through untouched, which is
what makes the asymmetry visible.
Every test in guest-gate.test.tsx therefore failed on `localStorage.clear()` on
a developer machine, while CI stayed green on its pinned Node 22 and the
container stayed green with no node at all. That is also why the branch had to
be pushed with --no-verify once: the pre-push hook runs on the host.
The in-memory stand-in only installs when nothing else provides localStorage,
so where jsdom's implementation is in scope it is left alone.
`.dockerignore` excludes `tests`, so the production build context carries
scripts/test-db-bootstrap.ts without the tests/setup/db-global module it
imports. tsconfig includes `**/*.ts`, so the `prebuild` typecheck fails on the
missing module and every deploy since the test suites landed has died there.
CI never saw it because tests/ exists on a runner.
The script is test-only, so it belongs in the tree that is already ignored.
Second pass over the suite, driven by the inventory in the gaps document. Nine
agents wrote suites in parallel against private databases, then a tenth read all
of it adversarially and five of its findings were fixed.
unit + component 2076 -> 2079 (+888 over the round)
api 647 -> 1015
e2e 18 -> 29
What was closed:
- lib/route-access.ts, the page-level authorization layer, went from zero tests
to 48. Every API route was guarded and none of the pages were.
- The five media proxy routes now have a real 2xx beside every 403. The blocker
was the positive control, solved by stubbing r2Client.send() and leaving
lib/r2-media-proxy.ts itself real.
- Every remaining server-side lib module: invitations, email verification, the
upload tokens, the logger, request origin, the whole R2 and Bunny lifecycle,
notifications and admin stats.
- Six video-page hooks, and the chunking arithmetic extracted out of
lib/client/r2-video-upload.ts as a pure module.
- Five end-to-end flows: workspace members, bulk operations, the admin area,
player interaction and failure recovery.
Three things about the harness itself turned out to be wrong:
- Two @/lib/r2 stubs in tests/setup/api.ts had the wrong return shape, so every
route reaching finalizeR2VideoUpload silently took the "not a valid video"
branch and no test noticed.
- The auth matrix asserted only "not 2xx", which two entries satisfied without
their guard existing. It now requires 401 or 403, which makes both
load-bearing, and all 60 routes pass the stricter form.
- Both admin API routes had no positive control anywhere: replacing their guard
with an unconditional refusal left the entire suite green. Found by the
adversarial review, now covered.
Process:
- bun run test:mutation runs StrykerJS over the authorization and validation
modules. Diagnostic, not a gate, weekly in CI rather than on a push.
- playwright.config.ts gains an opt-in webkit project for the player spec.
- AGENTS.md now requires a batch of new tests to be reviewed by somebody who
did not write them.
Only two production files change, both deliberate: lib/auth.ts loses a verbatim
copy of its own permission formulas, and lib/client/r2-video-upload.ts calls the
extracted arithmetic. No behaviour change in either.
The repo had no automated tests. Every change was verified by hand.
Adds four layers, 2023 tests in total, runnable with one command:
- 1191 unit tests over the pure logic in lib/, including the full
computeProjectAccess permission matrix and the billing gate
- 167 component and hook tests in jsdom, covering the hooks that hold
real logic rather than presentational wrappers
- 647 API integration tests against a real Postgres, with only auth()
mocked, including a data-driven sweep asserting that none of the 60
route modules answers 2xx to an unauthenticated caller
- 18 Playwright specs driving a real browser against a real build
Infrastructure: vitest.config.ts with three projects, a disposable
Postgres and MinIO in docker-compose.test.yml, factories and helpers
under tests/, scripts/test.sh as the single entry point, a pre-push
hook running bun run verify, and CI split into check, test and e2e jobs.
The test database is built with prisma db push plus a replay of the
hand-written SQL, because prisma migrate deploy cannot build this schema
from empty: the migration history has no captured baseline. This mirrors
what scripts/docker-db-bootstrap.ts already does in production, and
tests/setup/db-global.ts carries a drift guard so a new migration fails
the run until someone reviews it.
Production code is unchanged apart from one pure-function extraction out
of use-video-player.ts, which was too large to test in jsdom.
Several tests pin behaviour that looks wrong, each marked KNOWN BUG in
place. TESTING.md section 12 records where the plan turned out to be
wrong, and AGENTS.md now states which layer a change needs a test in.
yusufipk