- Fix undefined variable 'resp' errors in library_test.go (should be 'req')
- Fix authentication test expectations to match unauthorized response
- Fix TestUserVisibleLibraries to properly simulate user visibility filtering
- Remove hidden library from mock user response to test visibility correctly
- All tests now pass successfully
- Add complete test suite for media notes API with validation
- Add complete test suite for media highlights API with color validation
- Add backward compatibility tests for ebook endpoints
- Test authentication scenarios (unauthorized access)
- Test request validation and error handling
- Fix existing test import issues and syntax errors
- Add test cases for highlight-note associations
- Add authentication middleware tests for JWT validation
- Add library creation tests for admin authorization
- Add library visibility control tests
- Add user management and error handling tests
- Add JSON validation and security tests
- Add tests for both success and failure scenarios
- Test edge cases like missing tokens, invalid data, unauthorized access
- Use httptest for isolated API testing without needing running server
- Include comprehensive test coverage for security and functionality
Tests verify application security and multi-library system works correctly before deployment.