![]() ![]() ![]() verifyswcaching.js Verify all the resources you expect are being cached by a service worker for offline. Output from some of the examples: codecoverage.js Test lazy loading strategy by seeing CSS/JS code coverage usage across page load. Puppeteer uses several defaults that can be customized through configurationįor example, to change the default cache directory Puppeteer uses to installīrowsers, you can add a. Examples for using Puppeteer to do big, bold things. we’ll open up a URL during a new browser tab. In the first example, we’ll take a glance at an easy scenario where we automate a button click to download a picture. Downloading a picture by simulating button click. Include $HOME/.cache into the project's deployment.įor a version of Puppeteer without the browser installation, see We’ll undergo several practical examples and take a deep dive into Puppeteer’s APIs used for file download. Your project folder (see an example below) because not all hosting providers Heroku, you might need to reconfigure the location of the cache to be within If you deploy a project using Puppeteer to a hosting provider, such as Render or The browser is downloaded to the $HOME/.cache/puppeteer folderīy default (starting with Puppeteer v19.0.0). When you install Puppeteer, it automatically downloads a recent version ofĬhrome for Testing (~170MB macOS, ~282MB Linux, ~280MB Windows) that is guaranteed to
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