style: Fix all long lines and formatting in new tests

- Fixed continuation line indentation in function signatures
- Split long mock setup lines into separate statements
- Wrapped long function calls across multiple lines
- Ensured all new test code meets 79-char limit

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: cfsmp3