test-driven-development

Implement test-driven development with red-green-refactor cycles and structured logging.

2|Updated Apr 12, 2026
One-click install
npx skills add https://github.com/gautam-achieveai/ClaudePlugins --skill test-driven-development-gautam-achieveai
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: test-driven-development
Source: https://github.com/gautam-achieveai/ClaudePlugins/tree/main/development/skills/test-driven-development
Command: npx skills add https://github.com/gautam-achieveai/ClaudePlugins --skill test-driven-development-gautam-achieveai

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill helps you implement test-driven development (TDD) practices, reducing bugs and improving code design.

Core Features & Use Cases

  • Test-First Approach: Write tests before implementing code to ensure the right functionality.
  • Red-Green-Refactor Cycle: Follow a structured cycle of writing failing tests, implementing minimal code, and refactoring.
  • Logging Integration: Use structured logging to trace code execution and diagnose issues.
  • Anti-Patterns Prevention: Learn to avoid common pitfalls in testing, such as testing mock behavior or adding test-only methods to production code.
  • Use Case: Implement a new feature or fix a bug while adhering to TDD principles, ensuring the code is reliable and maintainable.

Quick Start

Use the test-driven-development skill to implement a new feature by writing a failing test first.

Frequently Asked Questions about test-driven-development

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

FAQPage Schema
How do I start writing tests before code to prevent bugs?▼

To start test-driven development, you write a failing test first, implement the minimal code to pass it, and then refactor. This red-green-refactor cycle ensures functionality is correct before deployment.

What is the red-green-refactor cycle in TDD?▼

The red-green-refactor cycle in TDD involves writing a failing test (red), implementing minimal code to pass the test (green), and improving the code structure (refactor). This cycle ensures reliable and maintainable functionality.

How do I avoid common testing anti-patterns in Python?▼

To avoid common testing anti-patterns in Python, refrain from testing mock behavior or adding test-only methods to production code. Proper TDD practices prevent these pitfalls and improve overall code quality.

How do I use structured logging to trace code execution during tests?▼

You can integrate structured logging into your TDD workflow to trace code execution and diagnose issues. This provides clear visibility into application behavior during the red-green-refactor cycle.

Do I need to know Python testing frameworks to use test-driven development?▼

Yes, you need Python and knowledge of testing frameworks to effectively implement test-driven development. These prerequisites allow you to write tests, follow the red-green-refactor cycle, and integrate structured logging.

When should I not use a test-first development approach?▼

A test-first development approach might not be ideal for exploratory scripting or throwaway prototypes where maintainability is not a concern. TDD primarily benefits long-term code quality and bug prevention in structured applications.