# Active Context
## Current Task
Testing and verification of the MCP server implementation, focusing on the dev-add-tests branch.
## Recent Changes
1. Fixed Account Manager Tests:
- Fixed loadAccounts functionality with proper Map structure handling
- Added proper initialization in validateAccount tests
- Added better error handling with specific AccountError types
- Fixed fs mocks including mkdir and dirname
2. Fixed Calendar Service Tests:
- Updated date format expectations to match ISO string format
- Fixed createEvent response validation
- Added comprehensive tests for optional parameters
- Added tests for invalid date handling
3. Improved Error Handling:
- Added better error handling in OAuth client
- Added debug logging for auth config loading
- Fixed error message expectations in tests
## Test Coverage Status
- Account manager: 14 tests passing
- Calendar service: 11 tests passing
- Gmail service: 6 tests passing
- Total: 31 tests passing across all suites
## Next Steps
1. Add more test cases:
- Edge conditions and error scenarios
- Token refresh flows
- Rate limiting handling
- Invalid input handling
- Concurrent operations
2. Test MCP server operations:
- Tool registration
- Request validation
- Error propagation
- Authentication flows
- Response formatting
3. Review and improve:
- Error messages clarity
- Test organization
- Mock implementations
- Documentation coverage
4. Final Steps:
- Complete thorough testing
- Review test coverage
- Merge dev-add-tests to main