Build phase /test

test-driven-development

Drives development with tests. Red-Green-Refactor, test pyramid (80/15/5), test sizes, DAMP over DRY, the Beyoncé Rule, and browser testing. Tests are proof, not an afterthought.

Use when Implementing logic, fixing bugs, or changing behavior.
#testing#tdd#quality

Install just this skill

Grab it on its own via the open skills CLI, or install the whole pack.

This skill only
npx skills add addyosmani/agent-skills --skill test-driven-development
All skills
npx skills add addyosmani/agent-skills

How this skill is structured

Every skill follows the same anatomy - a workflow the agent follows, not a doc it reads.

  • 01 Overview What this skill does
  • 02 When to Use Triggering conditions
  • 03 Process Step-by-step workflow
  • 04 Rationalizations Excuses + rebuttals
  • 05 Red Flags Signs something’s wrong
  • 06 Verification Evidence requirements
Read the full SKILL.md