What is tdd?
Test-Driven Development enforcement skill - write tests first, always Source: yeachan-heo/oh-my-codex.
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tdd
✓Test-Driven Development enforcement skill - write tests first, always
Installation
How to Install tdd
Quickly install tdd AI skill to your development environment via command line
- Open Terminal: Open your terminal or command line tool (Terminal, iTerm, Windows Terminal, etc.)
- Run Installation Command: Copy and run this command: npx skills add https://github.com/yeachan-heo/oh-my-codex --skill tdd
- Verify Installation: Once installed, the skill will be automatically configured in your AI coding environment and ready to use in Claude Code, Cursor, or OpenClaw
Source: yeachan-heo/oh-my-codex.
SKILL.md
View rawWrite code before test? DELETE IT. Start over. No exceptions.
| Code written before test | STOP. Delete code. Write test first. | | Test passes on first run | Test is wrong. Fix it to fail first. | | Multiple features in one cycle | STOP. One test, one feature. | | Skipping refactor | Go back. Clean up before next feature. |
The tdd-guide agent SHOULD consult Codex for test strategy validation.
Test-Driven Development enforcement skill - write tests first, always Source: yeachan-heo/oh-my-codex.
Facts (cite-ready)
Stable fields and commands for AI/search citations.
- Install command
npx skills add https://github.com/yeachan-heo/oh-my-codex --skill tdd- Source
- yeachan-heo/oh-my-codex
- Category
- </>Dev Tools
- Verified
- ✓
- First Seen
- 2026-02-22
- Updated
- 2026-03-10
Quick answers
How do I install tdd?
Open your terminal or command line tool (Terminal, iTerm, Windows Terminal, etc.) Copy and run this command: npx skills add https://github.com/yeachan-heo/oh-my-codex --skill tdd Once installed, the skill will be automatically configured in your AI coding environment and ready to use in Claude Code, Cursor, or OpenClaw
Where is the source repository?
https://github.com/yeachan-heo/oh-my-codex
Details
- Category
- </>Dev Tools
- Source
- skills.sh
- First Seen
- 2026-02-22