I just tried adding jest-puppeteer to an existing project and I was getting page is undefined when running my tests, even though the preset: ... ... <看更多>

browser not defined for ts-jest and puppeteer. You need to ensure you have @types/jest-environment-puppeteer installed as that provides the ... ... <看更多>

window not defined in jest-puppeteer environment. I am trying to write a test which uses puppeteer API page.evaluate and uses window variable. ... <看更多>

So we can define how to run our server, and which port jest-puppeteer should look for. If the server is already running it will not run the ... ... <看更多>

const browser = await puppeteer.launch([options]); ... const page = await browser.newPage(); ... ReferenceError: __awaiter is not defined ... ... <看更多>

jest -puppeteer will take care of opening a new browser and a new page and store them on the global scope. So in your tests you can simply use ... ... <看更多>

It can also be configured to use full (non-headless) Chrome or ... Your jest.config.js should now define the preset as jest-puppeteer . ... <看更多>

In this video, we will discuss Installing and configuring Puppeteer in VS Code. This video is part of Udemy ... ... <看更多>