Files
TeleUploader/test/helpers/setup-env.ts
T
asepharyana 24dfb1c6b1
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fix: fail-fast guard TELEGRAM_CHUNK_SIZE_BYTES <= 19MB (Telegram getFile limit 20MB)
Chunk parts > 19MB are stored to Telegram but getFile cannot resolve files over 20MB ('Bad Request: file is too big'), making every part undownloadable (prod bug 2026-08-01: 48MB chunk -> download 500).

- src/env.ts: reject TELEGRAM_CHUNK_SIZE_BYTES > 19922944 at startup (log error + throw), default changed 20MB -> 19MB
- src/shared/utils/validation.ts: TELEGRAM_CHUNK_SIZE_MAX_BYTES constant; asSafeChunkSize now enforces the max at runtime (covers S3 multipart parts too)
- test/env.test.ts: unit tests + subprocess fail-fast tests (48MB rejected, 19MB accepted)
- test/helpers/setup-env.ts: pin safe chunk size so a stale .env can't break the suite
- .env.example + CLAUDE.md: document the 20MB getFile limit
2026-08-01 13:06:42 +07:00

27 lines
1.2 KiB
TypeScript

/**
* Test environment setup — sets default env vars BEFORE any module is loaded.
*
* This prevents `src/env.ts` from throwing at import time when required
* environment variables are absent. Add this file as a `--preload` argument
* to `bun test` calls in package.json.
*
* Only the 5 env vars that `src/env.ts` considers required are set here.
* Optional vars (S3_SECRET_KEY, ADMIN_API_TOKEN, etc.) use their own
* defaults in `src/env.ts` and are not touched.
*/
process.env.BOT_TOKENS ||= '123456:ABC-DEF,789012:GHI-JKL,345678:MNO-PQR';
process.env.STORAGE_CHANNEL_ID ||= '-1001234567890';
process.env.BASE_URL ||= 'https://example.com';
process.env.DATABASE_URL ||= 'postgresql://user:pass@localhost:5432/test';
process.env.PORT ||= '3000';
process.env.NODE_ENV = 'test';
// Pin the chunk size to the safe 19 MB value UNCONDITIONALLY. Bun auto-loads
// the repo .env before preloads run, and a stale oversized value there would
// trip the fail-fast guard in src/env.ts and break every test file's import.
// Tests that need a different value set it explicitly in their own process.
process.env.TELEGRAM_CHUNK_SIZE_BYTES = String(19 * 1024 * 1024);
// Keep old env names for backward compat with tests that reference them directly