tdd
tdd is a Test-driven development skill for AI agents, published by ccusage in the ccusage repository on GitHub. Skillspace rates tdd C (71/100) and it passed the safety scan; a judge model has also reviewed it.
Guides t-wada Red-Green-Refactor TDD. Use when implementing features, fixing bugs, or refactoring logic with strict test-first development.
- Grade
- C
- Quality
- 71 / 100
- Safety
- Passed
- GitHub stars
- 17,193
Placed #1 of 6 when judged against its near-duplicates in Test-driven development.
Not launch-quality. It is graded C with a clean safety verdict, but our quality filters exclude it: it is a near-duplicate variant of another skill. So it is not in our launch-quality set, the skills our MCP server searches and recommends. How launch-quality is decided
This rating describes the version of the repository we crawled; it may have changed since, so go by its current files.
Our review
- Architecture
- 93 / 100
- Maturity
- Structured: ships references or scripts
- Security scan
- No issues found
- License
- Not declared. Check the repository before reusing it.
- Adoption
- Adopted by 0 other repositories, in 0 collections
- Scope
- Portable: works in any project. Generic t-wada TDD method; only a project test-runner note
Judge review
Placed #1 of 6 when judged against its near-duplicates in Test-driven development.
- Trigger
84 84 - Instructions
88 88 - Specificity
87 87 - Safety
96 96 - Disclosure
87 87 - Maintenance
78 78
Concrete, project-grounded t-wada TDD guide with a sharp content-existence-test anti-pattern callout and clean hand-off to runner-specific reference files.
Not checked yet
- No blind task eval yet
- Sibling files (scripts, references) not fetched; security scan covers SKILL.md only
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