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How to use forEachSingleChild method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactChildren.js

Source:ReactChildren.js

...11    this.forEachFunction = forEachFunction;12    this.forEachContext = forEachContext;13  }14  PooledClass.addPoolingTo(ForEachBookKeeping, twoArgumentPooler);15  function forEachSingleChild(traverseContext, child, name, i) {16    var forEachBookKeeping = traverseContext;17    forEachBookKeeping.forEachFunction.call(forEachBookKeeping.forEachContext, child, i);18  }19  function forEachChildren(children, forEachFunc, forEachContext) {20    if (children == null) {21      return children;22    }23    var traverseContext = ForEachBookKeeping.getPooled(forEachFunc, forEachContext);24    traverseAllChildren(children, forEachSingleChild, traverseContext);25    ForEachBookKeeping.release(traverseContext);26  }27  function MapBookKeeping(mapResult, mapFunction, mapContext) {28    this.mapResult = mapResult;29    this.mapFunction = mapFunction;...

ReactChildren.src.js

Source:ReactChildren.src.js

...11    this.forEachFunction = forEachFunction;12    this.forEachContext = forEachContext;13  }14  PooledClass.addPoolingTo(ForEachBookKeeping, twoArgumentPooler);15  function forEachSingleChild(traverseContext, child, name, i) {16    var forEachBookKeeping = traverseContext;17    forEachBookKeeping.forEachFunction.call(forEachBookKeeping.forEachContext, child, i);18  }19  function forEachChildren(children, forEachFunc, forEachContext) {20    if (children == null) {21      return children;22    }23    var traverseContext = ForEachBookKeeping.getPooled(forEachFunc, forEachContext);24    traverseAllChildren(children, forEachSingleChild, traverseContext);25    ForEachBookKeeping.release(traverseContext);26  }27  function MapBookKeeping(mapResult, mapFunction, mapContext) {28    this.mapResult = mapResult;29    this.mapFunction = mapFunction;...

Using AI Code Generation

1const {chromium} = require('playwright');2const fs = require('fs');3const path = require('path');4(async () => {5    const browser = await chromium.launch({headless: false});6    const context = await browser.newContext();7    const page = await context.newPage();8    await page.screenshot({path: 'google.png'});9    const element = await page.$('div');10    const children = await element._client.send('DOM.getFlattenedDocument');11    const childNodes = children.nodes;12    const childId = childNodes[0].backendNodeId;13    const childNode = await element._client.send('DOM.getBoxModel', {backendNodeId: childId});14    console.log(childNode);15    await browser.close();16})();

Using AI Code Generation

1const { forEachSingleChild } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3const fs = require('fs');4(async () => {5  const browser = await chromium.launch();6  const context = await browser.newContext();7  const page = await context.newPage();8  const element = await page.$('body');9  const output = [];10  await forEachSingleChild(element, (node) => {11    output.push(node);12  });13  fs.writeFileSync('output.json', JSON.stringify(output));14  await browser.close();15})();16  {17    "attributes": {18      "jsaction": "paste:puy29d;"19    },20      {21        "attributes": {22        },23          {24            "attributes": {25              "jsaction": "paste:puy29d;"26            },27              {28                "attributes": {29                },30                  {

Using AI Code Generation

1const { Playwright } = require('playwright');2const { Page } = require('playwright-core/lib/server/page');3const { Frame } = require('playwright-core/lib/server/frame');4const { ElementHandle } = require('playwright-core/lib/server/dom');5const { JSHandle } = require('playwright-core/lib/server/jsHandle');6const playwright = new Playwright();7const page = new Page(playwright, {}, {});8const frame = new Frame(page, 'frameId', 'frameName');9const elementHandle = new ElementHandle(frame, 'elementHandleId', 'elementHandleName');10const jsHandle = new JSHandle(elementHandle, 'jsHandleId', 'jsHandleName');11const result = jsHandle.forEachSingleChild((child) => {12    console.log('child: ', child);13    return child;14});15console.log('result: ', result);16const { Playwright } = require('playwright');17const { Page } = require('playwright-core/lib/server/page');18const { Frame } = require('playwright-core/lib/server/frame');19const { ElementHandle } = require('playwright-core/lib/server/dom');20const { JSHandle } = require('playwright-core/lib/server/jsHandle');21const playwright = new Playwright();22const page = new Page(playwright, {}, {});23const frame = new Frame(page, 'frameId', 'frameName');24const elementHandle = new ElementHandle(frame, 'elementHandleId', 'elementHandleName');25const jsHandle = new JSHandle(elementHandle, 'jsHandleId', 'jsHandleName');26const result = jsHandle.forEachSingleChild((child) => {27    console.log('child: ', child);28    return child;29});30console.log('result: ', result);

Using AI Code Generation

1const { test, expect } = require('@playwright/test');2test('test', async ({ page }) => {3  await page.waitForSelector('text=Get started');4  await page.waitForSelector('text=Docs');5  await page.waitForSelector('text=API');6  await page.waitForSelector('text=Blog');7  await page.waitForSelector('text=GitHub');8  await page.waitForSelector('text=Twitter');9  const elements = await page.$$('text=Get started');10  elements.forEach(async (element) => {11    const text = await element.innerText();12    console.log(text);13  });14});15const { test, expect } = require('@playwright/test');16test('test', async ({ page }) => {17  await page.waitForSelector('text=Get started');18  await page.waitForSelector('text=Docs');19  await page.waitForSelector('text=API');20  await page.waitForSelector('text=Blog');21  await page.waitForSelector('text=GitHub');22  await page.waitForSelector('text=Twitter');23  for await (const element of elements) {24    const text = await element.innerText();25    console.log(text);26  }27});28const { test, expect } = require('@playwright/test');29test('test', async ({ page }) => {30  await page.waitForSelector('text=Get started');31  await page.waitForSelector('text=Docs');32  await page.waitForSelector('text=API

Using AI Code Generation

1const { forEachSingleChild } = require('playwright/lib/client/selectorEngine');2const { getAttribute } = require('playwright/lib/client/selectorEngine');3const { getInnerText } = require('playwright/lib/client/selectorEngine');4const { getInnerText } = require('playwright/lib/client/selectorEngine');5const { querySelectorAll } = require('playwright/lib/client/selectorEngine');6const { querySelectorAll } = require('playwright/lib/client/selectorEngine');7const { chromium } = require('playwright');8const { chromium } = require('playwright');9const { chromium } = require('playwright');10(async () => {11  const browser = await chromium.launch({ headless: false });12  const page = await browser.newPage();13  const [button] = await page.$$('button');14  await forEachSingleChild(button, async (child) => {15    const name = await getAttribute(child, 'name');16    const value = await getInnerText(child);17    console.log(name, value);18  });19  const [button] = await page.$$('button');20  const name = await getAttribute(button, 'name');21  console.log(name);22  const [button] = await page.$$('button');23  const text = await getInnerText(button);24  console.log(text);25  const [button] = await page.$$('button');26  const children = await querySelectorAll(button, 'div');27  console.log(children.length);28  const [button] = await page.$$('button');29  const children = await querySelectorAll(button, 'div');30  console.log(children.length);31  await browser.close();32})();

Using AI Code Generation

1const {chromium} = require('playwright');2const {forEachSingleChild} = require('playwright/lib/server/common/protocol');3(async () => {4    const browser = await chromium.launch();5    const page = await browser.newPage();6    await forEachSingleChild(page, (node) => {7        console.log(node);8    });9    await browser.close();10})();

Using AI Code Generation

1const { forEachSingleChild } = require('playwright/lib/server/dom.js');2const { parseSelector } = require('playwright/lib/server/selectors/selectorParser.js');3const { createEngine } = require('playwright/lib/server/selectors/selectorEngine.js');4const { createJSHandle } = require('playwright/lib/server/dom.js');5const selector = parseSelector('text="Click me"');6const engine = createEngine();7const page = await browser.newPage();8await page.setContent(`<div><button>Click me</button></div>`);9const handle = await page.$('div');10const elements = [];11await forEachSingleChild(handle, async (element) => {12  const result = await engine.querySelector(element, selector);13  if (result)14    elements.push(result);15});16await page.close();17const { createEngine } = require('playwright/lib/server/selectors/selectorEngine.js');18const { createJSHandle } = require('playwright/lib/server/dom.js');19const { parseSelector } = require('playwright/lib/server/selectors/selectorParser.js');20const selector = parseSelector('text="Click me"');21const engine = createEngine();22const page = await browser.newPage();23await page.setContent(`<div><button>Click me</button></div>`);24const handle = await page.$('div');25const result = await engine.querySelector(handle, selector);26await page.close();27const { createJSHandle } = require('playwright/lib/server/dom.js');28const { parseSelector } = require('playwright/lib/server/selectors/selectorParser.js');29const selector = parseSelector('text="Click me"');30const page = await browser.newPage();31await page.setContent(`<div><button>Click me</button></div>`);32const handle = await page.$('div');33const result = await handle.evaluate((element, selector) => {34  const { engine, source } = selector;35  return engine.querySelector(element, source);36}, selector);37await page.close();38const { createJSHandle } = require

Using AI Code Generation

1const { _internal } = require('playwright');2const { assert } = require('chai');3const { test } = require('@playwright/test');4test('test', async ({ page }) => {5  await page.waitForSelector('text=Get started');6  const nav = await page.$('nav');7  await nav.forEachSingleChild(async (element) => {8    const text = await element.innerText();9    assert.include(text, 'Get started');10  });11});12import { PlaywrightTestConfig } from '@playwright/test';13const config: PlaywrightTestConfig = {14  use: {15    viewport: { width: 1280, height: 720 },16  },17};18export default config;19import 'playwright';20import 'playwright';21import 'playwright';22import { PlaywrightTestConfig } from '@playwright/test';23const config: PlaywrightTestConfig = {24  use: {25    viewport: { width: 1280, height: 720 },26  },27};28export default config;29import 'playwright';

Using AI Code Generation

1const { webkit } = require('playwright-webkit');2(async () => {3  const browser = await webkit.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  const elements = await page.$$('.navbar__inner');7  let count = 0;8  await elements[0]._forEachSingleChild((child) => {9    count++;10  });11  console.log(count);12  await browser.close();13})();

Using AI Code Generation

1const { Page, Frame } = require('playwright');2const { getPlaywrightInternal } = require('playwright/lib/server/chromium/crPage');3const page = new Page();4const internal = getPlaywrightInternal(page);5const frame = new Frame(internal);6frame.forEachSingleChild((child) => {7  console.log(child);8});9const { Page, Frame } = require('playwright');10const { getPlaywrightInternal } = require('playwright/lib/server/chromium/crPage');11const page = new Page();12const internal = getPlaywrightInternal(page);13const frame = new Frame(internal);14frame.forEachSingleChild((child) => {15  console.log(child);16});17const { Page, Frame } = require('playwright');18const { getPlaywrightInternal } = require('playwright/lib/server/chromium/crPage');19const page = new Page();20const internal = getPlaywrightInternal(page);21const frame = new Frame(internal);22frame.forEachSingleChild((child) => {23  console.log(child.textContent());24});

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.
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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.
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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.