How does it help with code refactoring?

The workflow includes a dedicated Refactor stage, allowing you to clean up and optimize code while existing tests provide an immediate alert if any functionality is broken.

Can I use this for edge case testing?

Absolutely. The skill explicitly focuses on boundary values, null inputs, and extreme conditions to ensure your software is resilient against unexpected failures.

How does the Test-First skill improve my coding workflow?

It enforces a disciplined TDD approach, ensuring that every piece of logic is verified by a failing test before implementation begins, which leads to fewer bugs and better design.

Is it compatible with all programming languages?

Yes, the TDD principles and AAA structure provided by this skill are language-agnostic and can be applied to any framework or programming language supported by Claude Code.

Does this skill support the Arrange-Act-Assert pattern?

Yes, it provides specific guidance on structuring tests using the AAA pattern to ensure they are readable, maintainable, and standardized.

Test-First Development Guide

Name: Test-First Development Guide
Author: s-hiraoku

bys-hiraoku

0•

セキュリティとテスト

Implements a robust Test-Driven Development workflow to ensure high-quality, bug-resistant code through pre-implementation testing and structured validation.

This skill empowers Claude to follow a disciplined Test-Driven Development (TDD) methodology, guiding the development process through the essential Red-Green-Refactor cycle. It ensures that software requirements are clearly defined and verified before implementation begins, focusing on comprehensive coverage that spans normal paths, boundary values, and complex edge cases. By enforcing the Arrange-Act-Assert (AAA) structure and promoting test independence, it helps developers maintain a clean, scalable codebase with fast-executing unit tests and descriptive, documentation-quality test suites.

主な機能

01Enforcement of test independence and fast execution best practices

02Graceful error handling and failure condition verification

03Standardized Arrange-Act-Assert (AAA) test structuring

040 GitHub stars

05Guided Red-Green-Refactor TDD workflow implementation

06Comprehensive coverage for boundary values and extreme edge cases

ユースケース

01Building new features with clear, test-verified requirements from the start

02Debugging system failures by isolating issues through failing test cases

03Refactoring complex legacy logic with a reliable safety net of unit tests

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add s-hiraoku/synapse-a2a test-first

For use in Claude.ai and ChatGPT

Download Skill