test(ralph-loop): add comprehensive unit tests for state library

[baleen37]

Summary

• Add 17 new unit tests for state.sh library functions
• Add tests for completion promise tag extraction
• Add tests for multibyte character handling (UTF-8, emoji)
• Add edge case tests
• Fix existing session_id sanitization tests

Test plan

• All 41 BATS tests pass
• Full test suite passes (132 tests)

🤖 Generated with Claude Code

Summary by CodeRabbit

Release Notes

• Tests
  • Significantly expanded test suite with comprehensive unit tests covering session validation, YAML parsing, iteration parameter extraction, and special character handling including UTF-8 and emojis.
  • Added integration tests for setup and hook scripts to validate configuration parameters, file handling, and promise extraction logic with proper regex handling and whitespace normalization.

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[coderabbitai]

Caution

Review failed

The pull request is closed.

📝 Walkthrough

Walkthrough

This PR adds comprehensive unit tests for the ralph-loop plugin, verifying session validation, YAML parsing, iteration tracking, promise extraction, and edge cases including UTF-8/emoji handling and special characters across multiple shell scripts.

Changes

Cohort / File(s)

Summary

Unit Tests for ralph-loop Plugin plugins/ralph-loop/tests/ralph-loop-specific.bats

Expanded test suite with 339 lines of new BATS tests covering: session-start-hook.sh, stop-hook.sh, cancel-ralph.sh validation; state.sh library functions (validate_session_id, parse_frontmatter, get_iteration, get_max_iterations, get_completion_promise); setup-ralph-loop.sh validation (numeric constraints, prompt presence, RALPH_SESSION_ID, state file duplication); promise extraction with regex patterns and multiline handling; UTF-8 and emoji support. Note: duplicate test blocks detected in diff.

Estimated code review effort

🎯 3 (Moderate) | ⏱️ ~20 minutes

Poem

🐰 A tester's delight, so thorough and bright,
Functions now validated, from left to the right!
Edge cases handled, UTF-8 in place,
These tests will keep bugs from the codebase's face! 🎉

✨ Finishing touches

• 📝 Generate docstrings

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