test-driven-development

Guide the RED-GREEN-REFACTOR cycle for test-first software development.

Updated May 11, 2026
One-click install
npx skills add https://github.com/heximao/agents --skill test-driven-development-heximao
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: test-driven-development
Source: https://github.com/heximao/agents/tree/main/skill-archive/docker-hermes/software-development/test-driven-development
Command: npx skills add https://github.com/heximao/agents --skill test-driven-development-heximao

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

This Skill assists in implementing Test-Driven Development (TDD) practices to ensure code quality, maintainability, and reliability.

Core Features & Use Cases

  • Enforce TDD Cycle: Guides users through the RED-GREEN-REFACTOR cycle.
  • Test Writing Guidance: Provides best practices for writing effective tests.
  • Code Example Verification: Ensures that code written to pass a test meets the TDD standards.
  • Use Case: Ideal for software developers looking to improve their coding practices by incorporating TDD.

Quick Start

Write a failing test for the new feature you're implementing.

Frequently Asked Questions about test-driven-development

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

FAQPage Schema
What is the RED-GREEN-REFACTOR cycle in test-driven development?

To practice test-driven development, you start by writing a failing test for a new feature, implement the minimum code required to make the test pass, and then refactor the code for clarity. This ensures code meets test-first principles and reliability standards.

How do I start writing tests before code using TDD principles?

To start writing tests before code, you write a failing test for the new feature you are implementing. This test-first approach guides the development process, ensuring code functionality and reliability from the beginning of the software development cycle.

When do I need test-driven development for software testing?

You need test-driven development for software testing when you want to ensure code quality, maintainability, and reliability. It applies to all stages of software development, guiding you to write effective tests before implementation to guarantee functionality.

Does test-driven development work for all stages of software development?

Yes, test-driven development applies to all stages of software development. By enforcing the RED-GREEN-REFACTOR cycle and test-first principles, it ensures code reliability and functionality regardless of the development phase you are currently in.

How do I verify my code meets test-driven development standards?

You verify code meets test-driven development standards by ensuring it passes the tests written before implementation and adheres to the RED-GREEN-REFACTOR cycle. This process confirms the code meets required reliability and functionality criteria.