gohorsejobs/docs/BACKEND_COVERAGE.md
Tiago Yamamoto 6cd8c02252 feat: add test coverage and handler improvements
- Add new test files for handlers (storage, payment, settings)
- Add new test files for services (chat, email, storage, settings, admin)
- Add integration tests for services
- Update handler implementations with bug fixes
- Add coverage reports and test documentation
2026-01-02 08:50:29 -03:00

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# Backend Test Coverage Analysis
**Date:** 2026-01-01
**Overall Coverage:** 27.2%
## 1. Coverage Breakdown
### ✅ Well Covered Components
* **Job Service:** `internal/services/job_service.go`
* `CreateJob`: 100%
* `DeleteJob`: 100%
* **Notification Service:** `internal/services/notification_service.go`
* `CreateNotification`: 100%
* `MarkAsRead`: 100%
* **Ticket Service:** `internal/services/ticket_service.go` (87.5% Create, 83.3% List)
* **Sanitizer Utils:** `internal/utils/sanitizer.go` (100%)
### ⚠️ Critical Gaps (0% - Low Coverage)
* **Auth Service:** `internal/services/auth_service.go` (0%) - **CRITICAL**
* **Company Service:** `internal/services/company_service.go` (0%) - **HIGH PRIORITY**
* **Email Service:** `internal/services/email_service.go` (0%)
* **Settings Service:** `internal/services/settings_service.go` (0%)
* **Storage Service:** `internal/services/storage_service.go` (0%)
* **Handlers:**
* `settings_handler` and `storage_handler` lack dedicated test files.
* `admin_handlers` and `core_handlers` have tests but coverage is partial (11.2% aggregate).
## 2. Database & Architecture Verification
### Usage of Real Database
* **Verified:** Yes.
* **Evidence:** `backend/tests/verify_login_test.go` effectively connects to a real PostgreSQL instance (via `DATABASE_URL` or fallback dev DB) to validate password hashing and user existence.
* **Status:** Diagnostic tests rely on real infrastructure, while unit tests (`database_test.go`) correctly use `go-sqlmock` for isolation.
## 3. Recommendations
1. **Prioritize Auth & Company Tests:** Create unit tests for `auth_service` and `company_service` as they are core business logic.
2. **Add Handler Tests:** Create `settings_handler_test.go` and `storage_handler_test.go`.
3. **Improve Core Logic Coverage:** Increase coverage for `GetJobs` (currently 38.1%) and `UpdateJob` (62.1%).