Which testing frameworks does this skill support?

This skill primarily focuses on Jest and Vitest, the two most popular modern testing frameworks for the JavaScript and TypeScript ecosystem.

Is it compatible with TypeScript projects?

Absolutely. All provided patterns and configurations are optimized for TypeScript, including type-safe mocks and configuration files like vitest.config.ts and jest.config.ts.

How does it handle complex dependencies like APIs?

It provides specific patterns for mocking global fetch, module-level overrides, and using dependency injection to swap real services with test doubles.

Can this skill help with testing frontend components?

Yes, it includes patterns for Testing Library and configuration for browser-like environments, making it suitable for React, Vue, and other frontend frameworks.

JavaScript Testing Patterns

Name: JavaScript Testing Patterns
Author: pur3v4d3r

bypur3v4d3r

•

보안 및 테스팅

Implements robust testing strategies for JavaScript and TypeScript applications using Jest, Vitest, and modern testing methodologies.

This skill provides a comprehensive suite of testing patterns and configurations to ensure code reliability in JavaScript and TypeScript projects. It equips Claude with the ability to set up professional test infrastructure, write complex unit and integration tests, and implement advanced mocking strategies using frameworks like Jest and Vitest. From handling asynchronous operations to implementing Test-Driven Development (TDD) and dependency injection, this skill offers standardized implementation patterns for both backend services and frontend components.

주요 기능

01Patterns for unit, integration, and async testing in TypeScript

02Dependency injection and spying patterns for clean architecture

03Advanced mocking techniques for modules, APIs, and global functions

041 GitHub stars

05Implementation guides for TDD and BDD workflows

06Standardized configurations for Jest and Vitest environments

사용 사례

01Refactoring existing codebases to improve test coverage and reliability

02Bootstrapping a complete testing suite for new Node.js or React projects

03Mocking external dependencies like mail servers, databases, and third-party APIs

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add pur3v4d3r/pur3-pkb-codebase javascript-testing-patterns

For use in Claude.ai and ChatGPT

Download Skill