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tdd

Guide developers in adopting test-driven development with behavior-oriented testing practices.

Updated Apr 13, 2026
Search Tags:#testing#tdd#development#refactoring#quality#software
One-click install
npx skills add https://github.com/cursor-js/cursor.js --skill tdd-cursor-js
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: tdd
Source: https://github.com/cursor-js/cursor.js/tree/main/.agents/skills/tdd
Command: npx skills add https://github.com/cursor-js/cursor.js --skill tdd-cursor-js

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill guides developers and teams in implementing test-driven development practices, promoting reliable, maintainable code.

Core Features & Use Cases

  • Principled Testing Approach: Emphasizes writing tests that verify behavior through public interfaces, not implementation details.
  • Workflow Guidance: Provides strategies for planning, writing, and refactoring tests aligned with TDD principles.
  • Use Case: A development team adopts TDD to improve code quality, catching bugs early during feature development and refactoring phases.

Quick Start

Ask the AI how to start practicing test-driven development for a new feature in a JS project.

Frequently Asked Questions about tdd

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

FAQPage Schema
How do I start practicing test-driven development for a new feature?▼

To start test-driven development, plan your feature's behavior, write a failing test that verifies a public interface, implement the minimum code to pass, and then refactor while keeping tests green.

What is behavior-oriented testing in TDD?▼

Behavior-oriented testing in TDD verifies software through public interfaces rather than internal implementation details, ensuring tests remain reliable and maintainable during refactoring phases.

How does TDD improve code quality during refactoring?▼

TDD improves code quality during refactoring by providing a behavioral test suite that catches bugs early, allowing developers to restructure internal code safely without changing expected outcomes.

Can I apply TDD principles across various programming environments?▼

Yes, TDD principles focus on writing tests that verify behavior through public interfaces, making the methodology applicable and reliable across various programming environments and tech stacks.

What is the best way to write tests that verify behavior instead of implementation?▼

The best way to write behavior-oriented tests is to target public interfaces and expected outcomes, avoiding coupling tests to internal code structure so they remain stable during refactoring.

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