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javascript-testing-patterns

Official

Master JS/TS testing with Jest & Vitest.

Software Engineering#typescript#vitest#testing#tdd#integration testing#javascript#jest
Author3commas-io
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This Skill addresses the complexity of writing robust and maintainable tests for JavaScript and TypeScript applications, providing patterns and best practices for various testing scenarios.

Core Features & Use Cases

  • Unit Testing: Comprehensive examples for testing pure functions, classes, and asynchronous operations.
  • Mocking Strategies: Demonstrates effective techniques for mocking modules and dependencies.
  • Integration Testing: Guides for testing API endpoints and database interactions.
  • Frontend Testing: Utilizes Testing Library for React components and custom hooks.
  • Test Infrastructure: Includes setup configurations for Jest and Vitest, coverage reporting, and fixture generation.
  • Use Case: When developing a new feature, use this Skill to implement unit tests for your core logic, mock external API calls, and write integration tests for your API endpoints, ensuring code quality and reliability.

Quick Start

Use the javascript-testing-patterns skill to generate a unit test for a given TypeScript function.

Dependency Matrix

Required Modules

None required

Components

references

💻 Claude Code Installation

Recommended: Let Claude install automatically. Simply copy and paste the text below to Claude Code.

Please help me install this Skill:
Name: javascript-testing-patterns
Download link: https://github.com/3commas-io/commas-claude/archive/main.zip#javascript-testing-patterns

Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
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