- Updated `useAuth` tests to use async functions for JSON responses to avoid promise resolution issues.
- Changed `AdminBrandManager` tests to use `mockImplementation` for consistent mock behavior.
- Enhanced `ProfileManager.Authenticated` tests to ensure proper error handling and assertions for partial updates.
- Modified `SystemCheck` tests to prevent memory leaks by using `mockImplementation` for API calls.
- Improved error handling in `ai.routes.ts` by refining validation schemas and adding error extraction utility.
- Updated `auth.routes.test.ts` to inject mock logger for better error tracking.
- Refined `flyer.routes.ts` to ensure proper validation and error handling for flyer ID parameters.
- Enhanced `admin.db.ts` to ensure specific errors are re-thrown for better error management.
- Updated `budget.db.test.ts` to improve mock behavior and ensure accurate assertions.
- Refined `flyer.db.ts` to improve error handling for race conditions during store creation.
- Enhanced `notification.db.test.ts` to ensure specific error types are tested correctly.
- Updated `recipe.db.test.ts` to ensure proper handling of not found errors.
- Improved `user.db.ts` to ensure consistent error handling for user retrieval.
- Enhanced `flyerProcessingService.server.test.ts` to ensure accurate assertions on transformed data.
- Updated `logger.server.ts` to disable transport in test environments to prevent issues.
- Refined `queueService.workers.test.ts` to ensure accurate mocking of email service.
- Improved `userService.test.ts` to ensure proper mock implementations for repository classes.
- Enhanced `checksum.test.ts` to ensure reliable file content creation in tests.
- Updated `pdfConverter.test.ts` to reset shared state objects and mock implementations before each test.
- Updated tests in `useShoppingLists`, `useWatchedItems`, and various components to use `waitFor` for asynchronous assertions.
- Enhanced error handling in `errorHandler` middleware tests to include validation errors and status codes.
- Modified `AuthView`, `ProfileManager.Auth`, and `ProfileManager.Authenticated` tests to check for `AbortSignal` in API calls.
- Removed duplicate assertions in `auth.routes.test`, `budget.routes.test`, and `gamification.routes.test`.
- Introduced reusable logger matcher in `budget.routes.test`, `deals.routes.test`, `flyer.routes.test`, and `user.routes.test`.
- Simplified API client mock in `aiApiClient.test` to handle token overrides correctly.
- Removed unused `apiUtils.ts` file.
- Added `ApiContext` and `ApiProvider` for better API client management in React components.
- Updated the Nominatim geocoding service to use a class-based structure and accept a logger instance for better logging control.
- Modified tests for the Nominatim service to align with the new structure and improved logging assertions.
- Removed the disabled notification service test file.
- Added a new GeocodingFailedError class to handle geocoding failures more explicitly.
- Enhanced error logging in the queue service to include structured error objects.
- Updated user service to accept a logger instance for better logging in address upsert operations.
- Added request-scoped logger to Express Request interface for type-safe logging in route handlers.
- Improved logging in utility functions for better debugging and error tracking.
- Created a new GoogleGeocodingService class for Google Maps geocoding with structured logging.
- Added tests for the useAiAnalysis hook to ensure proper functionality and error handling.
- Implement user database service with functions for user management (create, find, update, delete).
- Add comprehensive unit tests for user database service using Vitest.
- Mock database interactions to ensure isolated testing.
- Create setup files for unit tests to handle database connections and global mocks.
- Introduce error handling for unique constraints and foreign key violations.
- Enhance logging for better traceability during database operations.
