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test-driven-development

Guide software development through the Red-Green-Refactor cycle with failing tests before implementation.

134|27|Updated Nov 16, 2025
Search Tags:#code quality#testing#tdd#debugging#software development#agile
One-click install
npx skills add https://github.com/projectbluefin/dakota --skill test-driven-development-projectbluefin
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: test-driven-development
Source: https://github.com/projectbluefin/dakota/tree/main/.opencode/skills/test-driven-development
Command: npx skills add https://github.com/projectbluefin/dakota --skill test-driven-development-projectbluefin

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill enforces a rigorous development process that prevents bugs, improves code quality, and ensures that code is well-tested and maintainable.

Core Features & Use Cases

  • Bug Prevention: Catches errors early in the development cycle by requiring tests before implementation.
  • Improved Design: Encourages modular and testable code through a structured approach.
  • Documentation: Tests serve as living documentation of expected behavior.
  • Use Case: When developing a new user authentication feature, you would first write a test that defines how a successful login should behave, then write the minimal code to pass that test, and finally refactor.

Quick Start

Always write a failing test before writing any implementation code.

Frequently Asked Questions about test-driven-development

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

FAQPage Schema
How does test-driven development improve code quality and prevent bugs?▼

Test-driven development improves code quality by catching errors early in the development cycle. It enforces a rigorous process requiring failing tests before implementation, ensuring code is well-tested, maintainable, and less prone to regressions.

How do I use TDD for developing a new software feature?▼

To use TDD for a new feature, you first write a test defining the expected behavior, such as a successful login. Then, you write the minimal code required to pass that test before finally refactoring the implementation for better code quality.

Can I apply TDD methodology to bug fixes and refactoring existing code?▼

Yes, TDD methodology is applicable to all software development tasks, including bug fixes and refactoring. It requires strict adherence to testing principles, demanding failing tests be written before any implementation code to prevent regressions.

When should I not use test-driven development for software development?▼

You should avoid test-driven development if you cannot commit to strict testing principles and deleting non-compliant code. TDD requires rigorous adherence to writing failing tests before implementation, which may not suit rapid prototyping contexts.

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