Top JavaScript Testing Libraries
Top 5 Projects Compared
goldbergyoni/nodebestpractices is a comprehensive guide of Node.js best practices, covering various aspects of Node.js development and architecture.
Pros
- Offers a wide range of best practices for Node.js development, covering more topics than most other projects in the list.
- Regularly updated and maintained by a large community, ensuring relevance and accuracy.
- Provides detailed explanations and examples for each best practice, making it easier to understand and implement.
Cons
- Not a testing framework or tool like many other projects in the list (e.g., Jest, Mocha, Jasmine), so it doesn't provide direct testing capabilities.
- Focuses solely on Node.js, while some other projects (e.g., Puppeteer, Playwright) offer cross-platform or browser-based solutions.
- Requires more time to implement compared to ready-to-use tools or libraries in the list.
Puppeteer is a Node.js library that provides a high-level API to control Chrome or Chromium over the DevTools Protocol.
Code Example
const browser = await puppeteer.launch();
const page = await browser.newPage();
await page.goto('https://example.com');
await page.screenshot({path: 'screenshot.png'});
Pros
- Offers powerful browser automation capabilities for web scraping, testing, and generating PDFs
- Provides a stable and well-maintained API with extensive documentation
- Integrates seamlessly with other Node.js tools and frameworks
Cons
- Limited to Chromium-based browsers, unlike Playwright which supports multiple browser engines
- Can be resource-intensive, especially when running multiple instances
- Steeper learning curve compared to simpler testing libraries like Jest or Mocha
Storybook is an open-source tool for developing UI components in isolation for React, Vue, Angular, and more.
Code Example
import { Button } from './Button';
export default {
component: Button,
title: 'Components/Button',
};
Pros
- Provides a sandbox environment for UI component development, unlike testing frameworks like Jest or Mocha.
- Offers extensive documentation and addons ecosystem, surpassing many other UI development tools.
- Supports multiple frontend frameworks, making it more versatile than framework-specific tools.
Cons
- Has a steeper learning curve compared to simpler UI development tools.
- Can be resource-intensive for large projects, potentially slowing down development compared to lightweight alternatives.
- Focuses primarily on UI components, lacking the full-stack testing capabilities of tools like Playwright or Puppeteer.
Bun is a fast all-in-one JavaScript runtime, bundler, transpiler, and package manager designed as a drop-in replacement for Node.js.
Code Example
import { serve } from "bun";
serve({
fetch(req) {
return new Response("Hello World!");
},
});
Pros
- Significantly faster performance compared to Node.js and other JavaScript runtimes
- All-in-one solution that combines runtime, bundler, transpiler, and package manager
- Native TypeScript support without requiring additional configuration
Cons
- Less mature ecosystem compared to Node.js and other established projects
- Limited compatibility with some existing Node.js packages and modules
- Smaller community and fewer resources compared to more established JavaScript tools
Microsoft Playwright is a cross-browser automation library for end-to-end testing and web scraping.
Code Example
const { chromium } = require('playwright');
(async () => {
const browser = await chromium.launch();
const page = await browser.newPage();
await page.goto('https://example.com');
})();
Pros
- Supports multiple browsers (Chromium, Firefox, and WebKit) with a single API
- Offers powerful auto-waiting capabilities, reducing flaky tests
- Provides built-in mobile emulation and geolocation mocking
Cons
- Steeper learning curve compared to simpler libraries like Puppeteer
- Larger package size due to bundled browser binaries
- Less mature ecosystem compared to older testing frameworks like Jest or Mocha
All Top Projects
nodebestpractices
:white_check_mark: The Node.js best practices list (July 2024)
puppeteer
JavaScript API for Chrome and Firefox
storybook
Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation
bun
Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one
playwright
Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.
jest
Delightful JavaScript Testing.
bruno
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
linkedin-skill-assessments-quizzes
Full reference of LinkedIn answers 2024 for skill assessments (aws-lambda, rest-api, javascript, react, git, html, jquery, mongodb, java, Go, python, machine-learning, power-point) linkedin excel test lösungen, linkedin machine learning test LinkedIn test questions and answers
k6
A modern load testing tool, using Go and JavaScript
posthog
🦔 PostHog provides open-source web & product analytics, session recording, feature flagging and A/B testing that you can self-host. Get started - free.
javascript-testing-best-practices
📗🌐 🚢 Comprehensive and exhaustive JavaScript & Node.js testing best practices (April 2024)
mocha
☕️ simple, flexible, fun javascript test framework for node.js & the browser
Visual CopilotPromo
Turn Figma designs into high-quality code using AI
ws
Simple to use, blazing fast and thoroughly tested WebSocket client and server for Node.js
ava
Node.js test runner that lets you develop with confidence 🚀
enzyme
JavaScript Testing utilities for React
react-testing-library
🐐 Simple and complete React DOM testing utilities that encourage good testing practices.
jasmine
Simple JavaScript testing framework for browsers and node.js
react-native-firebase
🔥 A well-tested feature-rich modular Firebase implementation for React Native. Supports both iOS & Android platforms for all Firebase services.
karma
Spectacular Test Runner for JavaScript
nightwatch
Integrated end-to-end testing framework written in Node.js and using W3C Webdriver API. Developed at @browserstack
Detox
Gray box end-to-end testing and automation framework for mobile apps
Next-js-Boilerplate
🚀🎉📚 Boilerplate and Starter for Next.js 15 with App Router and Page Router support, Tailwind CSS 4 and TypeScript ⚡️ Made with developer experience first: Next.js + TypeScript + ESLint + Prettier + Drizzle ORM + Husky + Lint-Staged + Vitest + Testing Library + Playwright + Storybook + Commitlint + VSCode + Sentry + PostCSS + Tailwind CSS ✨
pollyjs
Record, Replay, and Stub HTTP Interactions.
sinon
Test spies, stubs and mocks for JavaScript.
webdriverio
Next-gen browser and mobile automation test framework for Node.js
midscene
Your AI Operator for Web, Android, Automation & Testing.
protractor
E2E test framework for Angular apps
artillery
The complete load testing platform. Everything you need for production-grade load tests. Serverless & distributed. Load test with Playwright. Load test HTTP APIs, GraphQL, WebSocket, and more. Use any Node.js module.
chai
BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.
hardhat
Hardhat is a development environment to compile, deploy, test, and debug your Ethereum software.