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test-driven-development

Guide test-first development with failing tests before implementation.

18|1|Updated Jan 3, 2026
Search Tags:#automation#testing#development#TDD#bug fixing#software quality
One-click install
npx skills add https://github.com/williamzujkowski/nexus-agents --skill test-driven-development-williamzujkowski
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: test-driven-development
Source: https://github.com/williamzujkowski/nexus-agents/tree/main/skills/test-driven-development
Command: npx skills add https://github.com/williamzujkowski/nexus-agents --skill test-driven-development-williamzujkowski

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

It addresses the challenge of developing reliable software by integrating testing into every stage of coding, reducing bugs and facilitating maintenance.

Core Features & Use Cases

  • Guides best practices for writing tests before implementation to ensure behavior aligns with requirements.
  • Supports bug fixing through the Prove-It Pattern, emphasizing minimal failing tests and incremental fixes.
  • Use case: A developer wants to ensure a new feature or bug fix is well-tested, so they write a failing test first, then implement the fix, confirming the test passes before proceeding.

Quick Start

Ask the AI to explain the steps for writing reliable tests before coding a new feature or fixing a bug.

Frequently Asked Questions about test-driven-development

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

FAQPage Schema
What is test-driven development and how does it improve software quality?▼

Test-driven development (TDD) is a workflow where you write failing tests before implementation to ensure behavior aligns with requirements, reducing bugs and facilitating maintenance for reliable software.

How do I fix bugs using a test-first workflow?▼

Fix bugs using the Prove-It Pattern by writing a minimal failing test that reproduces the bug, then implementing an incremental fix and confirming the test passes before proceeding.

How do I start writing tests before coding a new feature?▼

Start writing tests before coding by asking the AI to explain the disciplined test-first steps, which guide best practices for ensuring new feature behavior aligns with requirements.

When should I use test-driven development for bug fixing?▼

Use test-driven development for bug fixing when you need verification and best practices, ensuring minimal failing tests and incremental fixes confirm the issue is resolved before proceeding.

Does test-driven development work without external testing frameworks?▼

Test-driven development workflows can be applied without specific external dependencies, focusing on disciplined test-first practices and verification rather than requiring particular testing frameworks.

What are the limitations of test-driven development?▼

Test-driven development requires disciplined adherence to writing tests before implementation and may involve overhead for simple changes, but ensures reliable, maintainable code through continuous verification.

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