How to use updateDOMListeners method in Playwright Internal

Best JavaScript code snippet using playwright-internal

events.js

Source: events.js Github

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1/​* @flow */​2import { updateListeners } from 'core/​vdom/​helpers/​update-listeners'3let target: any4function add (5 event: string,6 handler: Function,7 once: boolean,8 capture: boolean,9 passive?: boolean,10 params?: Array<any>11) {12 if (capture) {13 console.log('Weex do not support event in bubble phase.')14 return15 }16 if (once) {17 const oldHandler = handler18 const _target = target /​/​ save current target element in closure19 handler = function (ev) {20 const res = arguments.length === 121 ? oldHandler(ev)22 : oldHandler.apply(null, arguments)23 if (res !== null) {24 remove(event, null, null, _target)25 }26 }27 }28 target.addEvent(event, handler, params)29}30function remove (31 event: string,32 handler: any,33 capture: any,34 _target?: any35) {36 (_target || target).removeEvent(event)37}38function updateDOMListeners (oldVnode: VNodeWithData, vnode: VNodeWithData) {39 if (!oldVnode.data.on && !vnode.data.on) {40 return41 }42 const on = vnode.data.on || {}43 const oldOn = oldVnode.data.on || {}44 target = vnode.elm45 updateListeners(on, oldOn, add, remove, vnode.context)46 target = undefined47}48export default {49 create: updateDOMListeners,50 update: updateDOMListeners...

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Using AI Code Generation

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1const playwright = require("playwright");2const { updateDOMListeners } = require("playwright/​lib/​server/​dom.js");3(async () => {4 const browser = await playwright.chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 await updateDOMListeners(page, ["click"]);8 await page.click("text=Docs");9 await page.close();10 await context.close();11 await browser.close();12})();13async function updateDOMListeners(page, events) {14 const context = page._delegate._pageProxy._frameManager._context;15 const listeners = await context.evaluateHandle((injected, events) => {16 const { updateDOMListeners } = injected;17 return updateDOMListeners(events);18 }, events);19 for (const event of events) {20 const listener = await listeners.evaluate((listeners, event) => listeners.get(event), event);21 if (listener) {22 const { added, removed } = await listener.evaluate(l => ({ added: l.added, removed: l.removed }));23 if (added)24 console.log(`DOM listener '${event}' was added`);25 if (removed)26 console.log(`DOM listener '${event}' was removed`);27 }28 }29}30function updateDOMListeners(events) {31 const listeners = new Map();32 for (const event of events) {33 listeners.set(event, updateDOMListener(event));34 }35 return listeners;36}37function updateDOMListener(event) {38 const added = !window.__playwright_domListeners.has(event);39 const removed = !document.body || !document.body.hasAttribute('data-playwright');40 if (added) {41 window.addEventListener(event, domListener, true);42 window.__playwright_domListeners.add(event);43 }44 if (removed) {45 window.removeEventListener(event, domListener, true);46 window.__playwright_domListeners.delete(event);47 }48 return { added, removed };49}50window.__playwright_domListeners = new Set();51window.addEventListener('DOMContentLoaded', () => {52 if (document.body && document.body.hasAttribute('data-playwright

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Using AI Code Generation

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1const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');2updateDOMListeners(true);3const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');4updateDOMListeners(false);5const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');6updateDOMListeners();7const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');8updateDOMListeners(1);9const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');10updateDOMListeners(0);11const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');12updateDOMListeners('true');13const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');14updateDOMListeners('false');15const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');16updateDOMListeners('true');17const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');18updateDOMListeners('false');19const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');20updateDOMListeners('true');21const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');22updateDOMListeners('false');23const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');24updateDOMListeners('true');25const { update

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Using AI Code Generation

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1const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');2updateDOMListeners(true);3const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');4updateDOMListeners(false);5const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');6updateDOMListeners(true);7const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');8updateDOMListeners(false);9const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');10updateDOMListeners(true);11const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');12updateDOMListeners(false);13const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');14updateDOMListeners(true);15const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');16updateDOMListeners(false);17const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');18updateDOMListeners(true);19const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');20updateDOMListeners(false);21const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');22updateDOMListeners(true);23const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');24updateDOMListeners(false);25const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');26updateDOMListeners(true);

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Using AI Code Generation

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1const playwright = require('playwright');2const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');3const browser = await playwright.chromium.launch();4const page = await browser.newPage();5await updateDOMListeners(page);6await page.evaluate(() => {7 document.addEventListener('click', event => console.log(event));8});9await page.click('body');10await page.close();11await browser.close();

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Using AI Code Generation

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1const {chromium} = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 const context = page.context();6 context.updateDOMListeners([7 {8 handler: (event) => console.log('mousemove', event),9 }10 ]);11 await page.waitForTimeout(100000);12 await browser.close();13})();14mousemove { type: 'mousemove',15 JSHandle@node_modules/​playwright/​lib/​cjs/​pw_api.js:123:14 {16 },17 JSHandle@node_modules/​playwright/​lib/​cjs/​pw_api.js:123:14 {18 },19 JSHandle@node_modules/​playwright/​lib/​cjs/​pw_api.js:123:14 {20 },

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Using AI Code Generation

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1const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');2updateDOMListeners(page, true);3const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');4updateDOMListeners(page, true);5const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');6updateDOMListeners(page, true);7const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');8updateDOMListeners(page, true);9const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');10updateDOMListeners(page, true);11const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');12updateDOMListeners(page, true);13const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');14updateDOMListeners(page, true);15const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');16updateDOMListeners(page, true);17const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');18updateDOMListeners(page, true);19const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');20updateDOMListeners(page, true);21const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');22updateDOMListeners(page, true);23const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');24updateDOMListeners(page, true);25const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');26updateDOMListeners(page, true);27const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');28updateDOMListeners(page, true);29const { updateDOMListeners } =

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Using AI Code Generation

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1const playwright = require('playwright');2const { Page } = require('playwright/​lib/​page');3const { Events } = require('playwright/​lib/​events');4(async () => {5 const browser = await playwright.chromium.launch();6 const context = await browser.newContext();7 const page = await context.newPage();8 await page.goto(url);9 await page.evaluate(() => {10 document.querySelector('input[name="q"]').value = "Hello World";11 });12 await page.updateDOMListeners();13 await page.screenshot({ path: `test.png` });14 await browser.close();15})();16 at processTicksAndRejections (internal/​process/​task_queues.js:97:5)17 at async Object.<anonymous> (C:\Users\user\test.js:18:3)

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Using AI Code Generation

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1const { updateDOMListeners } = require('playwright-core/​lib/​server/​dom.js');2const { Page } = require('playwright-core/​lib/​server/​page.js');3const { PageProxy } = require('playwright-core/​lib/​server/​supplements/​recorder/​proxy.js');4const page = new Page();5const pageProxy = new PageProxy(page);6updateDOMListeners(pageProxy);7page.on('domcontentloaded', () => {8 console.log('domcontentloaded');9});10page.on('load', () => {11 console.log('load');12});13page.on('request', () => {14 console.log('request');15});16page.on('response', () => {17 console.log('response');18});19page.on('requestfailed', () => {20 console.log('requestfailed');21});22page.on('requestfinished', () => {23 console.log('requestfinished');24});

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Using AI Code Generation

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1const { updateDOMListeners } = require('playwright/​lib/​internal/​frames');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch({ headless: false });5 const page = await browser.newPage();6 await updateDOMListeners(page, 'input[name="q"]', 'keydown', true);7 await page.click('input[name="q"]');8 await page.keyboard.type('Hello World');9 await browser.close();10})();

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Using AI Code Generation

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1const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');2updateDOMListeners(true);3const { updateDOMListeners } = require('playwright/​lib/​server/​dom.js');4console.log(updateDOMListeners(true));5{6}7const { getDOMListeners } = require('playwright/​lib/​server/​dom.js');8console.log(getDOMListeners());9{10 listeners: {

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StackOverFlow community discussions

Questions
Discussion

How to run a list of test suites in a single file concurrently in jest?

Is it possible to get the selector from a locator object in playwright?

firefox browser does not start in playwright

firefox browser does not start in playwright

Jest + Playwright - Test callbacks of event-based DOM library

Running Playwright in Azure Function

Assuming you are not running test with the --runinband flag, the simple answer is yes but it depends ????

There is a pretty comprehensive GitHub issue jest#6957 that explains certain cases of when tests are run concurrently or in parallel. But it seems to depend on a lot of edge cases where jest tries its best to determine the fastest way to run the tests given the circumstances.

To my knowledge there is no way to force jest to run in parallel.


Aside

Have you considered using playwright instead of puppeteer with jest? Playwright has their own internally built testing library called @playwright/test that is used in place of jest with a similar API. This library allows for explicitly defining test groups in a single file to run in parallel (i.e. test.describe.parallel) or serially (i.e. test.describe.serial). Or even to run all tests in parallel via a config option.

// parallel
test.describe.parallel('group', () => {
  test('runs in parallel 1', async ({ page }) => {});
  test('runs in parallel 2', async ({ page }) => {});
});

// serial
test.describe.serial('group', () => {
  test('runs first', async ({ page }) => {});
  test('runs second', async ({ page }) => {});
});
https://stackoverflow.com/questions/73497773/how-to-run-a-list-of-test-suites-in-a-single-file-concurrently-in-jest

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