Created
July 3, 2018 20:36
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const puppeteer = require('puppeteer'); | |
const queries = require('dom-testing-library/dist/queries'); | |
const fs = require('fs'); | |
async function createHelpers(page) { | |
await page.evaluateOnNewDocument( | |
fs.readFileSync( | |
'./node_modules/dom-testing-library/dist/dom-testing-library.umd.js', | |
'utf8' | |
) | |
); | |
const puppeteerQueries = Object.entries(queries).reduce( | |
(memo, [name, fn]) => { | |
memo[name] = async (...args) => { | |
return await page.evaluateHandle( | |
(innerName, ...innerArgs) => { | |
return window.DomTestingLibrary.queries[innerName]( | |
document, | |
...innerArgs | |
); | |
}, | |
name, | |
...args | |
); | |
}; | |
return memo; | |
}, | |
{} | |
); | |
return puppeteerQueries; | |
} | |
(async () => { | |
const browser = await puppeteer.launch({ headless: false, devtools: true }); | |
const page = await browser.newPage(); | |
const { getByText, getByPlaceholderText } = await createHelpers(page); | |
await page.goto('https://www.twitter.com'); | |
const signupButton = await getByText('Sign Up'); | |
await signupButton.click(); | |
await page.waitForNavigation({ waitUntil: 'networkidle0' }); | |
const nameField = await getByPlaceholderText('Name'); | |
await nameField.focus(); | |
await nameField.type('hello world'); | |
})(); |
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