KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use newPageDelegate method in Playwright Internal

Best JavaScript code snippet using playwright-internal

browserContext.js

Source:browserContext.js

...253    }254    await this._closePromise;255  }256  async newPage(metadata) {257    const pageDelegate = await this.newPageDelegate();258    const pageOrError = await pageDelegate.pageOrError();259    if (pageOrError instanceof _page.Page) {260      if (pageOrError.isClosed()) throw new Error('Page has been closed.');261      return pageOrError;262    }263    throw pageOrError;264  }265  addVisitedOrigin(origin) {266    this._origins.add(origin);267  }268  async storageState() {269    const result = {270      cookies: await this.cookies(),271      origins: []...

ffBrowser.js

Source:ffBrowser.js

...238  }239  pages() {240    return this._ffPages().map(ffPage => ffPage._initializedPage).filter(pageOrNull => !!pageOrNull);241  }242  async newPageDelegate() {243    (0, _browserContext.assertBrowserContextIsNotOwned)(this);244    const {245      targetId246    } = await this._browser._connection.send('Browser.newPage', {247      browserContextId: this._browserContextId248    }).catch(e => {249      if (e.message.includes('Failed to override timezone')) throw new Error(`Invalid timezone ID: ${this._options.timezoneId}`);250      throw e;251    });252    return this._browser._ffPages.get(targetId);253  }254  async _doCookies(urls) {255    const {256      cookies...

wkBrowser.js

Source:wkBrowser.js

...198  }199  pages() {200    return this._wkPages().map(wkPage => wkPage._initializedPage).filter(pageOrNull => !!pageOrNull);201  }202  async newPageDelegate() {203    (0, _browserContext.assertBrowserContextIsNotOwned)(this);204    const {205      pageProxyId206    } = await this._browser._browserSession.send('Playwright.createPage', {207      browserContextId: this._browserContextId208    });209    return this._browser._wkPages.get(pageProxyId);210  }211  async _doCookies(urls) {212    const {213      cookies214    } = await this._browser._browserSession.send('Playwright.getAllCookies', {215      browserContextId: this._browserContextId216    });...

Using AI Code Generation

1const playwright = require("playwright");2(async () => {3  const browser = await playwright["chromium"].launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.screenshot({ path: "example.png" });7  await browser.close();8})();9const playwright = require("playwright");10(async () => {11  const browser = await playwright["chromium"].launch();12  const context = await browser.newContext();13  const page = await context.newPage();14  await page.screenshot({ path: "example.png" });15  await browser.close();16})();17const playwright = require("playwright");18(async () => {19  const browser = await playwright["chromium"].launch();20  const context = await browser.newContext();21  const page = await context.newPage();22  await page.screenshot({ path: "example.png" });23  await browser.close();24})();25const playwright = require("playwright");26(async () => {27  const browser = await playwright["chromium"].launch();28  const context = await browser.newContext();29  const page = await context.newPage();30  await page.screenshot({ path: "example.png" });31  await browser.close();32})();33const playwright = require("playwright");34(async () => {35  const browser = await playwright["chromium"].launch();36  const context = await browser.newContext();37  const page = await context.newPage();38  await page.screenshot({ path: "example.png" });39  await browser.close();40})();41const playwright = require("playwright");42(async () => {43  const browser = await playwright["chromium"].launch();44  const context = await browser.newContext();45  const page = await context.newPage();

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  const browser = await playwright.chromium.launch({ headless: false });4  const context = await browser.newContext();5  const page = await context.newPage();6  const pageDelegate = await page._delegate;7  const newPageDelegate = await pageDelegate.newPageDelegate();8  const newPage = await playwright.Page.from(newPageDelegate);9  await newPage.screenshot({ path: 'example.png' });10  await browser.close();11})();12const playwright = require('playwright');13(async () => {14  const browser = await playwright.chromium.launch({ headless: false });15  const context = await browser.newContext();16  const page = await context.newPage();17  const newPage = await page.context().newPage();18  await newPage.screenshot({ path: 'example.png' });19  await browser.close();20})();

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3    const browser = await playwright.webkit.launch();4    const context = await browser.newContext();5    const page = await context.newPageDelegate();6    await page.screenshot({ path: `example.png` });7    await browser.close();8})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const page = await browser.newPage();5  await page.screenshot({ path: 'example.png' });6  await browser.close();7})();8const { chromium } = require('playwright');9(async () => {10  const browser = await chromium.launch();11  const page = await browser.newPage();12  await page.screenshot({ path: 'example.png' });13  await browser.close();14})();15const { chromium } = require('playwright');16(async () => {17  const browser = await chromium.launch();18  const page = await browser.newPage();19  await page.screenshot({ path: 'example.png' });20  await browser.close();21})();22const { chromium } = require('playwright');23(async () => {24  const browser = await chromium.launch();25  const page = await browser.newPage();26  await page.screenshot({ path: 'example.png' });27  await browser.close();28})();29const { chromium } = require('playwright');30(async () => {31  const browser = await chromium.launch();32  const page = await browser.newPage();33  await page.screenshot({ path: 'example.png' });34  await browser.close();35})();36const { chromium } = require('playwright');37(async () => {38  const browser = await chromium.launch();39  const page = await browser.newPage();40  await page.screenshot({ path: 'example.png' });41  await browser.close();42})();43const { chromium } =

Using AI Code Generation

1const playwright = require('playwright');2const { newPageDelegate } = require('playwright/lib/server/browserContext');3(async () => {4  const browser = await playwright.chromium.launch();5  const browserContext = await browser.newContext();6  const page = await newPageDelegate(browserContext);7  await browser.close();8})();9const { Page } = require('./page');10const { assert } = require('../utils/utils');11const { PageDelegate } = require('./pageDelegate');12const { PageProxy } = require('./pageProxy');13const { PageProxyDelegate } = require('./pageProxyDelegate');14const { serializeError } = require('../utils/serializers');15function newPageDelegate(browserContext) {16  const page = new Page(browserContext);17  const delegate = new PageDelegate(page);18  return delegate._initialize();19}20class PageDelegate {21  constructor(page) {22    this._page = page;23    this._pageProxy = new PageProxy(this, page);24    this._pageProxyDelegate = new PageProxyDelegate(this._pageProxy);25    this._page._setPageProxy(this._pageProxy);26  }27  async _initialize() {28    await this._pageProxyDelegate._initialize();29    return this._pageProxyDelegate;30  }31  async _onPageProxyCrash() {32  }33  async _onPageProxyClose() {34  }35  async _onPageProxyLog(message) {36  }37  async _onPageProxyBinding(binding) {38  }39  async _onPageProxyRequest(request) {40  }41  async _onPageProxyResponse(response) {42  }43  async _onPageProxyDialog(dialog) {44  }45  async _onPageProxyFileChooser(fileChooser) {46  }47  async _onPageProxyDownload(download) {48  }49  async _onPageProxyWorker(worker) {50  }51  async _onPageProxyVideo(video) {52  }53  async _onPageProxyError(error) {54  }55}56module.exports = { newPageDelegate };57const { assert

Using AI Code Generation

1const { newPageDelegate } = require('playwright/lib/server/browserContext');2const { Page } = require('playwright/lib/server/page');3const { BrowserContext } = require('playwright/lib/server/browserContext');4const { Browser } = require('playwright/lib/server/browser');5const { BrowserServer } = require('playwright/lib/server/browserServer');6const { BrowserType } = require('playwright/lib/server/browserType');7const { helper } = require('playwright/lib/helper');8const { debugLogger } = require('playwright/lib/utils/debugLogger');9const { BrowserContextDelegate } = require('./browserContextDelegate');10const { PageDelegate } = require('./pageDelegate');11class PlaywrightInternal {12  constructor() {13    this._browserType = new BrowserType('chromium', null);14    this._browser = new Browser(this._browserType, null, null, null);15    this._browserContext = new BrowserContext(this._browser, null, null, null);16    this._browserContextDelegate = new BrowserContextDelegate(this._browserContext);17    this._pageDelegate = new PageDelegate();18  }19  async newPage() {20    const page = await newPageDelegate(this._browserContextDelegate, this._pageDelegate);21    return page;22  }23}24const playwrightInternal = new PlaywrightInternal();25(async () => {26  const page = await playwrightInternal.newPage();27  await page.screenshot({ path: 'example.png' });28})();29const { BrowserContextBase } = require('playwright/lib/server/browserContext');30const { helper } = require('playwright/lib/helper');31class BrowserContextDelegate extends BrowserContextBase {32  constructor(browserContext) {33    super(browserContext, null, null, null);34  }35  async _doSlowMo() {36  }37  async _initialize() {38  }39  async _loadDefaultContextOptions() {40  }41  async _waitForEvent(event, predicate, options) {42  }43  async _doCookies(urls) {44  }45  async _doAddCookies(cookies) {46  }47  async _doClearCookies() {48  }49  async _doGrantPermissions(permissions, origin) {

Using AI Code Generation

1const playwright = require('playwright');2const { newPageDelegate } = require('playwright/lib/internal/delegates');3(async () => {4  const browser = await playwright.chromium.launch();5  const page = newPageDelegate(await browser.newPage());6  await page.screenshot({ path: `example.png` });7  await browser.close();8})();9const { Page } = require('playwright/lib/server/page');10const { PageBinding } = require('playwright/lib/server/pageBinding');11const { FrameManager } = require('playwright/lib/server/frameManager');12const { Frame } = require('playwright/lib/server/frame');13const { Worker } = require('playwright/lib/server/worker');14const { JSHandle } = require('playwright/lib/server/jsHandle');15const { ElementHandle } = require('playwright/lib/server/elementHandler');16const { Dialog } = require('playwright/lib/server/dialog');17const { ConsoleMessage } = require('playwright/lib/server/consoleMessage');18const { ExecutionContext } = require('playwright/lib/server/executionContext');19const { BindingCall } = require('playwright/lib/server/bindingCall');20const { Coverage } = require('playwright/lib/server/coverage');21const { BrowserContext } = require('playwright/lib/server/browserContext');22const { Browser } = require('playwright/lib/server/browser');23const { Connection } = require('playwright/lib/server/connection');24const { FileChooser } = require('playwright/lib/server/fileChooser');25const { Request } = require('playwright/lib/server/network');26const { Response } = require('playwright/lib/server/network');27const { Route } = require('playwright/lib/server/network');28const { WebSocket } = require('playwright/lib/server/network');29const { BrowserServer } = require('playwright/lib/server/browserServer');30const { Selectors } = require('playwright/lib/server/selectors');31const { Accessibility } = require('playwright/lib/server/accessibility');32const { Tracing } = require('playwright/lib/server/tracing');33const { Video } = require('playwright/lib/server/video');34const { Download } = require('playwright/lib/server/download');35const { BrowserType } = require('playwright/lib/server/browserType');36const delegates = {

Using AI Code Generation

1const { newPageDelegate } = require('playwright/lib/server/chromium/crPage');2const page = await browser.newPage();3const delegate = newPageDelegate(page, browserContext);4const { newPageDelegate } = require('playwright/lib/server/chromium/crPage');5const page = await browser.newPage();6const delegate = newPageDelegate(page, browserContext);7const { newPageDelegate } = require('playwright/lib/server/chromium/crPage');8const page = await browser.newPage();9const delegate = newPageDelegate(page, browserContext);10const { newPageDelegate } = require('playwright/lib/server/chromium/crPage');11const page = await browser.newPage();12const delegate = newPageDelegate(page, browserContext);13const { newPageDelegate } = require('playwright/lib/server/chromium/crPage');14const page = await browser.newPage();15const delegate = newPageDelegate(page, browserContext);16const { newPageDelegate } = require('playwright/lib/server/chromium/crPage');17const page = await browser.newPage();18const delegate = newPageDelegate(page, browserContext);19const { newPageDelegate } = require('playwright/lib/server/chromium/crPage');20const page = await browser.newPage();21const delegate = newPageDelegate(page, browserContext);

Using AI Code Generation

1const page = await context.newPageDelegate();2await page.screenshot({ path: 'example.png' });3class WKPage extends Page {4  async newPageDelegate() {5  }6}7class WKBrowser extends Browser {8  async newPageDelegate() {9  }10}11class WKBrowserContext extends BrowserContext {12  async newPageDelegate() {13  }14}15class WKConnection extends Connection {16  async newPageDelegate() {17  }18}19class WK extends BrowserType {20  async newPageDelegate() {21  }22}23class WKBrowserServer extends BrowserServer {24  async newPageDelegate() {25  }26}27class WKBrowserType extends BrowserType {28  async newPageDelegate() {29  }30}31class WKFrameManager extends FrameManager {32  async newPageDelegate() {33  }34}35class WKFrame extends Frame {36  async newPageDelegate() {37  }38}39class WKExecutionContext extends ExecutionContext {40  async newPageDelegate() {41  }42}43class WKJSHandle extends JSHandle {44  async newPageDelegate() {45  }46}47class WKTarget extends Target {48  async newPageDelegate() {49  }50}

Using AI Code Generation

1const { Page } = require('playwright-core/lib/server/page');2Page.prototype.newPageDelegate = function() {3  return this._frameManager.newPageDelegate();4};5const page = await browser.newPage();6const newPage = await page.newPageDelegate();7const newPage2 = await page.newPageDelegate();8const newPage3 = await page.newPageDelegate();9await newPage.close();10await newPage2.close();11await newPage3.close();12await browser.close();13await browserServer.close();14await context.close();15await contextServer.close();16await contextServer.close();

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.