Does this skill support React Native?

Yes, it includes specific patterns and utilities for @testing-library/react-native, including custom renders and fireEvent utilities.

What testing philosophy does this skill follow?

It prioritizes Test-Driven Development (TDD) and behavior-driven testing, focusing on public APIs and user outcomes rather than internal implementation details.

How does the Factory Pattern help in testing?

The Factory Pattern creates reusable data generators with sensible defaults, making tests more readable, consistent, and significantly reducing boilerplate code.

How do I run tests with this skill?

The skill includes standard commands for running all tests, generating coverage reports, or targeting specific test files via npm.

Can I use this for GraphQL projects?

Absolutely. The skill provides specific strategies for mocking generated GraphQL hooks and handling asynchronous data states effectively.

Jest & TDD Testing Patterns

Name: Jest & TDD Testing Patterns
Author: claudiodearaujo

byclaudiodearaujo

•

Security & Testing

Implements robust testing strategies using Jest, TDD workflows, and factory patterns for maintainable codebases.

The Testing Patterns skill provides Claude with a standardized framework for writing high-quality tests in JavaScript and TypeScript environments, with a specific focus on React Native and Jest. It promotes a Test-Driven Development (TDD) philosophy, emphasizing behavior-driven testing over implementation details. By providing reusable factory functions, custom render utilities, and advanced mocking strategies for GraphQL and modules, this skill ensures that test suites remain DRY, maintainable, and resilient to refactoring. It is ideal for developers looking to standardize their testing architecture and improve overall software reliability.

Key Features

01Custom React Native render functions for theme and provider wrapping

021 GitHub stars

03Reusable Factory Pattern for component props and data mocking

04Full TDD workflow integration (Red-Green-Refactor cycle)

05Advanced module and GraphQL hook mocking strategies

06Standardized test structures and user interaction simulation patterns

Use Cases

01Implementing TDD to ensure feature requirements are met before writing production code

02Setting up a new Jest testing suite for a React Native project

03Refactoring messy test files into clean, factory-based patterns

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add claudiodearaujo/sistema-de-narra-o-de-livro testing-patterns

For use in Claude.ai and ChatGPT

Download Skill