javascript-testing-patterns

Tests & Qualité

Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and test-driven development. Use when writing JavaScript/TypeScript tests, setting up test infrastructure, or implementing TDD/BDD workflows.

Documentation

JavaScript Testing Patterns

Comprehensive guide for implementing robust testing strategies in JavaScript/TypeScript applications using modern testing frameworks and best practices.

Use this skill when

●Setting up test infrastructure for new projects
●Writing unit tests for functions and classes
●Creating integration tests for APIs and services
●Implementing end-to-end tests for user flows
●Mocking external dependencies and APIs
●Testing React, Vue, or other frontend components
●Implementing test-driven development (TDD)
●Setting up continuous testing in CI/CD pipelines

Do not use this skill when

●The task is unrelated to javascript testing patterns
●You need a different domain or tool outside this scope

Instructions

●Clarify goals, constraints, and required inputs.
●Apply relevant best practices and validate outcomes.
●Provide actionable steps and verification.
●If detailed examples are required, open resources/implementation-playbook.md.

Resources

●resources/implementation-playbook.md for detailed patterns and examples.

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