Files
BanGUI/Docs/Testing-Requirements.md
Lukas e41831447f docs: update documentation and e2e tests
- Add configuration docs for database and rate limiting
- Remove completed tasks from tracking list
- Update testing requirements with new test patterns
- Enhance web development docs with frontend guidelines
- Expand page loading and ban records e2e test coverage
2026-05-04 08:34:18 +02:00

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# Testing Requirements
## Coverage Threshold
- **Minimum: 80% line coverage** for all backend code
- Critical paths (auth, banning, scheduling, API endpoints): **100%**
## CI Enforcement
`.github/workflows/ci.yml` runs pytest with `--cov-fail-under=80`. Build fails if coverage drops below threshold.
## Running Tests Locally
```bash
cd backend
pytest --cov=app --cov-report=term-missing
```
## Coverage Reports
- Terminal: `--cov-report=term-missing`
- HTML: `--cov-report=html` (output in `htmlcov/`)
## Coverage Badge
Add to README once CI runs successfully:
```md
[![Coverage](https://codecov.io/gh/<owner>/BanGUI/branch/main/graph/badge.svg)](https://codecov.io/gh/<owner>/BanGUI)
```
Requires codecov.io integration with repository.
## Writing Tests
- Follow pattern: `test_<unit>_<scenario>_<expected>`
- Mock external dependencies (fail2ban socket, aiohttp calls)
- Test happy path AND error/edge cases
- See `Docs/Backend-Development.md §9` for detailed testing guide
## E2E Testing
An end-to-end test suite using **Robot Framework** with the Browser library (Playwright-backed) exercises the full running stack: frontend → backend → fail2ban → database.
### Running E2E Tests
```bash
make e2e
```
Requires:
- `BANGUI_SESSION_SECRET` env var must be set (see [Backend-Development.md](Backend-Development.md) for setup)
- Stack must be startable via `make up` (Docker/Podman + compose installed)
- `rfbrowser init` is run automatically by the `e2e` target (Playwright browsers downloaded on first run; re-run after `robotframework-browser` version changes)
### HTML Report
After a run, open `e2e/results/report.html` in a browser to view the detailed HTML report with screenshots on failure.
### Writing New E2E Tests
Place new `.robot` files in `e2e/tests/`. Use `e2e/resources/common.resource` for shared variables and setup/teardown, and `e2e/resources/auth.resource` for the `Login As Admin` keyword.
### E2E-3 — Ban Pipeline Timing
Test **E2E-3** (`e2e/tests/02_ban_records.robot`: *Simulated Failed Logins Appear As Ban Records*) exercises the full ban pipeline:
```
simulate_failed_logins.sh → fail2ban log scan → ban recorded in fail2ban DB
→ backend polls socket (on-demand, no push) → /api/bans/active
→ history_sync archive (every 300 s) → /api/history
```
Key timing facts:
- **fail2ban** (`manual-Jail`, `backend=polling`) re-reads `auth.log` on its own interval, not event-driven.
- **maxretry=3** means a ban triggers after the 3rd matching line. `simulate_failed_logins.sh` writes 5 lines to ensure the threshold is crossed.
- **15 s sleep** in the test gives fail2ban time to detect and record the ban before the first assertion. This is a heuristic — the actual polling interval depends on fail2ban's internal cycle.
- **history_sync** runs every 300 s (`HISTORY_SYNC_INTERVAL` in `backend/app/tasks/history_sync.py`). The History page reads from the archive DB, so it may lag up to 300 s behind real-time. The E2E test uses `GET /api/bans/active` (direct socket query) for the API assertion to avoid this lag.
- **Pagination**: the History page paginates results. Use `?page_size=500` to push the test IP onto the first page, or assert via the API.
If the test fails at Step 2 (no ban detected via API) but `check_ban_status.sh` shows the IP is banned inside the container, the backend-to-fail2ban socket path is broken. If `check_ban_status.sh` also shows no ban, the log volume mapping is wrong (fail2ban is not reading the file `simulate_failed_logins.sh` writes to).