# Tic Tac Toe Tests > Create or update pytest coverage for the tic-tac-toe project, including win/draw detection, move validation, bot legality/optimality, and mixed human/bot turn flow. Use when adding or editing tests under the tests/ directory. Use when this capability is needed. - Skill: `tomevault-io/tic-tac-toe-tests` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/tic-tac-toe-tests` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/tic-tac-toe-tests/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Coding & Dev Tools - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/tic-tac-toe-tests --- # Tic-Tac-Toe Tests Follow `skills/tic-tac-toe-tests/PLAN.md` to implement, then use `skills/tic-tac-toe-tests/VERIFY.md` to check the results. --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/victorqian03) — claim your Tome and manage your conversions.