- Replace setUp() factory with direct instantiation (zero-param constructor)
- Add AAA blank-line separators to all test methods
- Consolidate theme + fallback tests behind a DataProvider
- Consolidate day-of-week label tests behind a DataProvider
- Split multi-assertion tests to one assertion per test
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
- phpunit.xml.dist with unit suite and source coverage config
- .phpunit.cache excluded in .gitignore
- Initial SvgRendererTest as example test
- .claude/settings.json with PostToolUse hook to auto-run phpunit on edit
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>