MSW (Mock Service Worker) best practices for API mocking in tests (formerly test-msw). This skill should be used when setting up MSW, writing request handlers, or mocking HTTP APIs. This skill does NOT cover general testing patterns (use test-vitest or test-tdd skills) or test methodology.
Installation
SKILL.md
Comprehensive API mocking guide for MSW v2 applications, designed for AI agents and LLMs. Contains 45 rules across 8 categories, prioritized by impact to guide automated refactoring and code generation.
| 1 | Setup & Initialization | CRITICAL | setup- | | 2 | Handler Architecture | CRITICAL | handler- | | 3 | Test Integration | HIGH | test- | | 4 | Response Patterns | HIGH | response- | | 5 | Request Matching | MEDIUM-HIGH | match- | | 6 | GraphQL Mocking | MEDIUM | graphql- | | 7 | Advanced Patterns | MEDIUM | advanced- |
| 8 | Debugging & Performance | LOW | debug- |
MSW (Mock Service Worker) best practices for API mocking in tests (formerly test-msw). This skill should be used when setting up MSW, writing request handlers, or mocking HTTP APIs. This skill does NOT cover general testing patterns (use test-vitest or test-tdd skills) or test methodology. Source: thongdn-it/react-agent-skills.
Facts (cite-ready)
Stable fields and commands for AI/search citations.
- Install command
npx skills add https://github.com/thongdn-it/react-agent-skills --skill msw- Category
- </>Dev Tools
- Verified
- ✓
- First Seen
- 2026-02-01
- Updated
- 2026-02-18
Quick answers
What is msw?
MSW (Mock Service Worker) best practices for API mocking in tests (formerly test-msw). This skill should be used when setting up MSW, writing request handlers, or mocking HTTP APIs. This skill does NOT cover general testing patterns (use test-vitest or test-tdd skills) or test methodology. Source: thongdn-it/react-agent-skills.
How do I install msw?
Open your terminal or command line tool (Terminal, iTerm, Windows Terminal, etc.) Copy and run this command: npx skills add https://github.com/thongdn-it/react-agent-skills --skill msw Once installed, the skill will be automatically configured in your AI coding environment and ready to use in Claude Code or Cursor
Where is the source repository?
https://github.com/thongdn-it/react-agent-skills
Details
- Category
- </>Dev Tools
- Source
- skills.sh
- First Seen
- 2026-02-01