JavaScript Testing JS Expert

👨‍💻 Developed by Matheus Ramalho de Oliveira
🏗️ Brazilian Software Engineer
✉️ kastorcode@gmail.com
🦫 LinkedIn • Instagram

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This repository contains a comprehensive collection of JavaScript testing practices and examples, covering various testing methodologies and techniques. The project is structured to help developers understand and implement different testing approaches in JavaScript applications.

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🗂️ Project Structure

The project is organized into several modules, each focusing on specific testing concepts:

• 01-mocks: Examples and implementations of mocking in JavaScript tests
• 02-stubs: Demonstration of stub usage in testing
• 03-spies: Implementation of test spies and their applications
• 04-coverage-e2e: End-to-end testing examples with coverage reporting
• 05-tdd-project: A simple project built using Test-Driven Development (TDD) principles

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🚀 Getting Started

Prerequisites

• Node.js (version 18 or higher)
• npm or yarn package manager

Installation

1. Clone this repository:

git clone https://github.com/kastorcode/javascript-testing-jsexpert.git
cd javascript-testing-jsexpert

2. Install dependencies for each module as needed:

cd [module-name]
npm install
# or
yarn install

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🧪 Running Tests

Each module contains its own test suite. To run tests for a specific module:

cd [module-name]

npm test
# or
yarn test

npm test:cov
# or
yarn test:cov

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📚 Learning Objectives

• Understanding and implementing different types of test doubles (Mocks, Stubs, Spies)
• Writing effective unit tests
• Implementing end-to-end testing
• Following Test-Driven Development practices
• Measuring and improving test coverage
• Best practices in JavaScript testing

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