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

How to use newBrowserCDPSession method in Playwright Internal

Best JavaScript code snippet using playwright-internal

browserDispatcher.js

Source:browserDispatcher.js

...50  }51  async killForTests() {52    await this._object.killForTests();53  }54  async newBrowserCDPSession() {55    if (!this._object.options.isChromium) throw new Error(`CDP session is only available in Chromium`);56    const crBrowser = this._object;57    return {58      session: new _cdpSessionDispatcher.CDPSessionDispatcher(this._scope, await crBrowser.newBrowserCDPSession())59    };60  }61  async startTracing(params) {62    if (!this._object.options.isChromium) throw new Error(`Tracing is only available in Chromium`);63    const crBrowser = this._object;64    await crBrowser.startTracing(params.page ? params.page._object : undefined, params);65  }66  async stopTracing() {67    if (!this._object.options.isChromium) throw new Error(`Tracing is only available in Chromium`);68    const crBrowser = this._object;69    const buffer = await crBrowser.stopTracing();70    return {71      binary: buffer.toString('base64')72    };73  }74} // This class implements multiplexing browser dispatchers over a single Browser instance.75exports.BrowserDispatcher = BrowserDispatcher;76class ConnectedBrowserDispatcher extends _dispatcher.Dispatcher {77  constructor(scope, browser) {78    super(scope, browser, 'Browser', {79      version: browser.version(),80      name: browser.options.name81    }, true); // When we have a remotely-connected browser, each client gets a fresh Selector instance,82    // so that two clients do not interfere between each other.83    this._type_Browser = true;84    this._contexts = new Set();85    this.selectors = void 0;86    this.selectors = new _selectors.Selectors();87  }88  async newContext(params, metadata) {89    if (params.recordVideo) params.recordVideo.dir = this._object.options.artifactsDir;90    const context = await this._object.newContext(params);91    this._contexts.add(context);92    context._setSelectors(this.selectors);93    context.on(_browserContext.BrowserContext.Events.Close, () => this._contexts.delete(context));94    if (params.storageState) await context.setStorageState(metadata, params.storageState);95    return {96      context: new _browserContextDispatcher.BrowserContextDispatcher(this._scope, context)97    };98  }99  async close() {// Client should not send us Browser.close.100  }101  async killForTests() {// Client should not send us Browser.killForTests.102  }103  async newBrowserCDPSession() {104    if (!this._object.options.isChromium) throw new Error(`CDP session is only available in Chromium`);105    const crBrowser = this._object;106    return {107      session: new _cdpSessionDispatcher.CDPSessionDispatcher(this._scope, await crBrowser.newBrowserCDPSession())108    };109  }110  async startTracing(params) {111    if (!this._object.options.isChromium) throw new Error(`Tracing is only available in Chromium`);112    const crBrowser = this._object;113    await crBrowser.startTracing(params.page ? params.page._object : undefined, params);114  }115  async stopTracing() {116    if (!this._object.options.isChromium) throw new Error(`Tracing is only available in Chromium`);117    const crBrowser = this._object;118    const buffer = await crBrowser.stopTracing();119    return {120      binary: buffer.toString('base64')121    };...

browser.js

Source:browser.js

...77  }78  isConnected() {79    return this._isConnected;80  }81  async newBrowserCDPSession() {82    return _cdpSession.CDPSession.from((await this._channel.newBrowserCDPSession()).session);83  }84  async startTracing(page, options = {}) {85    await this._channel.startTracing({ ...options,86      page: page ? page._channel : undefined87    });88  }89  async stopTracing() {90    return Buffer.from((await this._channel.stopTracing()).binary, 'base64');91  }92  async close() {93    try {94      if (this._shouldCloseConnectionOnClose) this._connection.close(_errors.kBrowserClosedError);else await this._channel.close();95      await this._closedPromise;96    } catch (e) {...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const page = await browser.newPage();5  const client = await page.context().newBrowserCDPSession();6  await client.send('Network.enable');7  client.on('Network.requestWillBeSent', (params) => console.log(params.request.url));8  await browser.close();9})();

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3    const browser = await playwright.chromium.launch({ headless: false });4    const page = await browser.newPage();5    const client = await page.context().newCDPSession(page);6    await client.send('Network.enable');7    client.on('Network.responseReceived', params => {8        console.log(params.response.url);9    });10    await browser.close();11})();

Using AI Code Generation

1const { chromium, webkit, firefox } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const page = await browser.newPage();5  await client.send('Network.clearBrowserCookies');6  await browser.close();7})();

Using AI Code Generation

1const { chromium } = require('playwright');2const { newBrowserCDPSession } = require('playwright/lib/client/browserType');3(async () => {4  const browser = await chromium.launch();5  const page = await browser.newPage();6  const client = await newBrowserCDPSession(browser, 'Target');7  const newPage = await browser.page({targetId});8  await newPage.close();9  await browser.close();10})();

Using AI Code Generation

1const playwright = require('playwright');2const { chromium } = require('playwright');3(async () => {4    const browser = await chromium.launch({ headless: false });5    const context = await browser.newContext();6    const page = await context.newPage();7    const session = await page._delegate.newBrowserCDPSession(page);8    await session.send('Page.enable');9    await session.send('Network.enable');10    await session.on('Network.requestWillBeSent', (params) => {11        console.log(params.request.url);12    });13    await browser.close();14})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({4  });5  const page = await browser.newPage();6  const session = await page.context().newBrowserCDPSession();7  await session.send('Emulation.setGeolocationOverride', {8  });9  await session.send('Emulation.setEmitTouchEventsForMouse', {10  });11  await page.waitForTimeout(10000);12  await browser.close();13})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const context = await browser.newContext();5  const page = await context.newPage();6  const client = await page.context().newBrowserCDPSession(page);7  await client.send('Emulation.setGeolocationOverride', {8  });9  await page.waitForTimeout(5000);10  await browser.close();11})();

Using AI Code Generation

1const { chromium } = require('playwright');2const { chromium: chromiumCDP } = require('playwright-chromium');3const fs = require('fs');4(async () => {5  const browser = await chromium.launch();6  const browserContext = await browser.newContext();7  const page = await browserContext.newPage();8  const client = await page.context().newCDPSession(page);9  await client.send('Network.enable');10  client.on('Network.requestWillBeSent', (params) => {11    console.log(params.request.url);12  });13  await browser.close();14})();15const { chromium } = require('playwright');16const { chromium: chromiumCDP } = require('playwright-chromium');17const fs = require('fs');18(async () => {19  const browser = await chromium.launch();20  const browserContext = await browser.newContext();21  const page = await browserContext.newPage();22  const client = await page.context().newCDPSession(page);23  await client.send('Network.enable');24  client.on('Network.requestWillBeSent', (params) => {25    console.log(params.request.url);26  });27  await browser.close();28})();

Using AI Code Generation

1const playwright = require("playwright");2const browserType = "chromium";3const options = {4};5const command = {6  params: {},7};8const command1 = {9  params: {10  },11};12const command2 = {13  params: {14  },15};16const command3 = {17  params: {18  },19};20const command4 = {21  params: {22  },23};24const command5 = {25  params: {26  },27};28const command6 = {29  params: {30  },31};32const command7 = {33  params: {34  },35};36const command8 = {37  params: {38  },39};40const command9 = {41  params: {

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.