How to Set Up Your First Test with Puppeteer

Your output will look like this: package.jsonįollow the setup instructions to install the dependencies that we will use in our project. Press enter then type yes if asked 'is this ok'. Then run npm init to create a package.json file. Now open your terminal and cd into the folder. browser.close() closes the running process.page.goto() provides the URL to browser.newPage().Let's make sure we understand the code above: The code above creates an instance of the browser which lets Puppeteer launch. Then create an app.js file in your folder and add the node.js code as shown below: const puppeteer = require('puppeteer') Ĭonst browser = await puppeteer.launch() You can also use the command mkdir dir-name in your terminal. How to Set Up Node.js and Puppeteerįirst make a directory which you will be working with by right clicking on your preferred location and choosing new folder. It has extensive capabilities when it comes down to coding certain tasks like server-side applications or peer-to-peer networking protocols like Websockets. Node.js has become immensely popular over the years as an essential part of many software development projects. It was first released in 2009 by Ryan Dahl who was one of its original contributors (with some help from Douglas Crockford). Node.js is an open-source JavaScript runtime built on Chrome's V8 engine that runs on Linux, Mac OS X, and Windows operating systems. Puppeteer uses the WebDriver protocol to connect with the browser and simulate user interaction with HTML elements or pages. With it, you can run tests in the browser and then see the results in real-time on your terminal. Puppeteer lets you automate the testing of your web applications. It is a tool for automating testing in your application using headless Chrome or Chromebit devices, without requiring any browser extensions like Selenium Webdriver or PhantomJS. Puppeteer is a Node.js library developed by Google that lets you control headless Chrome through the DevTools Protocol. How to run headless Chrome tests on a CI server.

How to set up your first test with Puppeteer.

In this guide, we'll explore the basics of using Puppeteer with Node.js so you can start automating your tests. Puppeteer is a JavaScript library that allows you to script and interact with browser windows.

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