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test-driven-development

Write failing tests before implementing new features and bugfixes.

1|1|Updated Apr 7, 2026
Search Tags:#code quality#TDD#bug fixing#test-driven development#test-first development
One-click install
npx skills add https://github.com/quangphu1912/codebase-analyzer --skill test-driven-development-quangphu1912
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: test-driven-development
Source: https://github.com/quangphu1912/codebase-analyzer/tree/main/skills/test-driven-development
Command: npx skills add https://github.com/quangphu1912/codebase-analyzer --skill test-driven-development-quangphu1912

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill helps developers implement features and bugfixes more effectively by promoting test-driven development (TDD), ensuring that code is robust and well-documented.

Core Features & Use Cases

  • Test-First Development: Encourages writing tests before writing code to ensure functionality and catch issues early.
  • Red-Green-Refactor Cycle: Guides the development process with clear steps to write failing tests, pass them, and refactor as needed.
  • Avoiding Common Anti-Patterns: Helps developers avoid common pitfalls in testing, such as over-mocking and incomplete mocks.

Quick Start

Start the TDD process by writing a failing test for the new feature or bugfix.

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 for new features and bugfixes?▼

You begin test-first development by writing a failing test that defines expected behavior for your new feature or bugfix. This approach catches issues early and drives the implementation process.

What is the red-green-refactor cycle in test-driven development?▼

The red-green-refactor cycle in test-driven development guides you to write a failing test, implement code to pass it, and then refactor. This Skill enforces these clear steps to improve code reliability.

How do I avoid common anti-patterns like over-mocking when writing tests?▼

To avoid over-mocking and incomplete mocks when writing tests, this Skill helps you recognize and steer clear of common testing anti-patterns, ensuring your test suite remains robust and maintainable.

Do I need prior knowledge of testing principles to apply test-first development?▼

Yes, applying test-first development requires an understanding of testing principles and TDD methodologies. This foundational knowledge is necessary to effectively use the Skill for ensuring code quality.

How does test-driven development help fix bugs with more confidence?▼

Test-driven development helps fix bugs with more confidence by requiring you to write tests that reproduce the bug before implementation. This ensures your code is robust and well-documented against regressions.

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