test-driven-development

Implement Test-Driven Development with a red-green-refactor cycle.

5|Updated Feb 4, 2026
One-click install
npx skills add https://github.com/primatrix/skills --skill test-driven-development-primatrix
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: test-driven-development
Source: https://github.com/primatrix/skills/tree/main/plugins/superpowers/skills/test-driven-development
Command: npx skills add https://github.com/primatrix/skills --skill test-driven-development-primatrix

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps in implementing Test-Driven Development (TDD) practices, which lead to cleaner, more reliable code by ensuring that all features are tested thoroughly before implementation.

Core Features & Use Cases

  • Write Failing Test First: Encourages writing tests before implementation to ensure code functionality is well-defined.
  • Red-Green-Refactor Cycle: A structured approach for developing code, including writing a failing test, implementing minimal code to pass the test, and refactoring.
  • Test-Driven Debugging: A method of debugging where tests are written to reproduce a bug before writing the fix.
  • Test Quality Guidelines: Provides best practices for writing effective tests.

Quick Start

Start by writing a test for the new feature you want to implement, and observe it failing. Then, write the minimal code to pass the test.

Frequently Asked Questions about test-driven-development

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I implement test-driven development to improve code quality?

You implement test-driven development by writing a failing test first, creating minimal code to pass it, and refactoring. This Red-Green-Refactor cycle ensures code functionality is well-defined and thoroughly tested before implementation.

What is the red-green-refactor cycle in software testing?

The red-green-refactor cycle is a structured test-driven development approach where you write a failing test, implement minimal code to pass the test, and then refactor the code to improve test quality and reliability.

How do I use test-driven debugging for fixing software bugs?

Test-driven debugging involves writing a test that reproduces the bug before writing the fix. This ensures the software testing process accurately captures the defect and verifies the correction prevents future regressions.

Do I need basic programming skills to start writing failing tests first?

Yes, you need basic programming skills and an understanding of TDD principles to start writing failing tests first. These development practices require defining code functionality through tests before implementation begins.

What are the best practices for test quality guidelines in TDD?

Test quality guidelines in TDD provide best practices for writing effective tests that ensure cleaner, more reliable code. They focus on structuring tests to accurately define features and maintain robust test-driven development workflows.