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How to use createLegacyRoot method in Playwright Internal

Best JavaScript code snippet using playwright-internal

lazyLegacyRoot.js

Source:lazyLegacyRoot.js

...37    );38    // Create/unmount.39    useLayoutEffect(() => {40      if (!rootRef.current) {41        rootRef.current = createLegacyRoot(containerRef.current);42      }43      const root = rootRef.current;44      return () => {45        root.unmount();46      };47    }, [createLegacyRoot]);48    // Mount/update.49    useLayoutEffect(() => {50      if (rootRef.current) {51        rootRef.current.render(Component, props, context);52      }53    }, [Component, props, context]);54    return <div ref={containerRef} />;55  };...

ReactDOMLegacy.js

Source:ReactDOMLegacy.js

...51  let rootSibling;52  while ((rootSibling = container.lastChild)) {53    container.removeChild(rootSibling);54  }55  return createLegacyRoot(container);...

LegacyRoot.js

Source:LegacyRoot.js

...7}8function DOMBlockingRoot(container, tag, options) {9    this._internalRoot = createRootImpl(container, tag, options);10}11function createLegacyRoot(container, options) {12    return new DOMBlockingRoot(container, LegacyRoot, options);13}14export function legacyCreateRootContainerFromDOM(container, forceHydrate) {15    const shouldHydrate = forceHydrate || false;16    if (!shouldHydrate) {17        let warned = false;18        let root;19        while (root = container.lastChild) {20            {21                if (!warned && root.nodeType === ELEMENT_NODE && root.hasAttribute("green-root")) {22                    warned = true;23                    console.warn("Warn! Removing root node from DOM container given is a bad idea!");24                }25            }26            container.removeChild(root);27        }28    }29    return createLegacyRoot(container, shouldHydrate ? { hudrate: true } : undefined);...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await 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 { chromium } = require('playwright');10(async () => {11  const browser = await 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 { chromium } = require('playwright');18(async () => {19  const browser = await 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 { chromium } = require('playwright');26(async () => {27  const browser = await 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 { chromium } = require('playwright');34(async () => {35  const browser = await 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 { chromium } = require('playwright');42(async () => {43  const browser = await chromium.launch();44  const context = await browser.newContext();45  const page = await context.newPage();

Using AI Code Generation

1const { chromium } = require('playwright-internal');2(async () => {3  const browser = await 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 { chromium } = require('playwright-internal');10(async () => {11  const browser = await 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 { chromium } = require('playwright-internal');18(async () => {19  const browser = await 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 { chromium } = require('playwright-internal');26(async () => {27  const browser = await 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 { chromium } = require('playwright-internal');34(async () => {35  const browser = await 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 { chromium } = require('playwright-internal');42(async () => {43  const browser = await chromium.launch();44  const context = await browser.newContext();

Using AI Code Generation

1const playwright = require('playwright');2const { createLegacyRoot } = require('playwright/lib/server/browserContext');3const browser = await playwright.chromium.launch({ headless: false });4const context = await browser.newContext();5const root = createLegacyRoot(context);6const page = await root.newPage();7const { createPageInContext } = require('playwright/lib/server/browserContext');8const page = await createPageInContext(context);9const { createPageInContext } = require('playwright/lib/server/browserContext');10const page = await createPageInContext(context);11const { createPageInContext } = require('playwright/lib/server/browserContext');12const page = await createPageInContext(context);13const { createPageInContext } = require('playwright/lib/server/browserContext');14const page = await createPageInContext(context);15const { createPageInContext } = require('playwright/lib/server/browserContext');16const page = await createPageInContext(context);17const { createPageInContext } = require('playwright/lib/server/browserContext');18const page = await createPageInContext(context);19const { createPageInContext } = require('playwright/lib/server/browserContext');20const page = await createPageInContext(context);21const { createPageInContext } = require('playwright/lib/server/browserContext');22const page = await createPageInContext(context);23const { createPageInContext } = require('playwright/lib/server/browserContext');24const page = await createPageInContext(context);25const { createPageInContext } = require('playwright/lib/server/browserContext');26const page = await createPageInContext(context);

Using AI Code Generation

1const playwright = require('playwright');2const { createLegacyRoot } = require('playwright/lib/server/browserType');3const browser = await playwright.chromium.launch();4const browserContext = await browser.newContext();5const page = await browserContext.newPage();6const root = await createLegacyRoot(page);7root.innerHTML = '<input type="checkbox" id="checkbox" />';8const checkbox = root.querySelector('#checkbox');9await checkbox.click();10await browser.close();11const playwright = require('playwright');12const { createLegacyRoot } = require('playwright/lib/server/browserType');13describe('My test', () => {14  it('should click the checkbox', async () => {15    const browser = await playwright.chromium.launch();16    const browserContext = await browser.newContext();17    const page = await browserContext.newPage();18    const root = await createLegacyRoot(page);19    root.innerHTML = '<input type="checkbox" id="checkbox" />';20    const checkbox = root.querySelector('#checkbox');21    await checkbox.click();22    await browser.close();23  });24});

Using AI Code Generation

1const playwright = require('playwright');2const browser = await playwright.chromium.launch();3const context = await browser.newContext();4const page = await context.newPage();5const root = await page.createLegacyRoot();6const rootElement = root._rootElement;7const shadowRoot = rootElement.shadowRoot;8const childElement = shadowRoot.querySelector('child-element');9const childShadowRoot = childElement.shadowRoot;10const grandChildElement = childShadowRoot.querySelector('grand-child-element');11const grandChildShadowRoot = grandChildElement.shadowRoot;12const greatGrandChildElement = grandChildShadowRoot.querySelector('great-grand-child-element');13const greatGrandChildShadowRoot = greatGrandChildElement.shadowRoot;14const greatGreatGrandChildElement = greatGrandChildShadowRoot.querySelector('great-great-grand-child-element');15const greatGreatGrandChildShadowRoot = greatGreatGrandChildElement.shadowRoot;16const greatGreatGreatGrandChildElement = greatGreatGrandChildShadowRoot.querySelector('great-great-great-grand-child-element');17const greatGreatGreatGrandChildShadowRoot = greatGreatGreatGrandChildElement.shadowRoot;18const greatGreatGreatGreatGrandChildElement = greatGreatGreatGrandChildShadowRoot.querySelector('great-great-great-great-grand-child-element');19const greatGreatGreatGreatGrandChildShadowRoot = greatGreatGreatGreatGrandChildElement.shadowRoot;20const greatGreatGreatGreatGreatGrandChildElement = greatGreatGreatGreatGrandChildShadowRoot.querySelector('great-great-great-great-great-grand-child-element');21const greatGreatGreatGreatGreatGrandChildShadowRoot = greatGreatGreatGreatGreatGrandChildElement.shadowRoot;22const greatGreatGreatGreatGreatGreatGrandChildElement = greatGreatGreatGreatGreatGrandChildShadowRoot.querySelector('great

Using AI Code Generation

1const playwright = require('playwright');2const { createLegacyRoot } = require('playwright/lib/server/browserType');3const { chromium } = playwright;4const browser = createLegacyRoot(chromium, { headless: false });5(async () => {6    const context = await browser.newContext();7    const page = await context.newPage();8    await page.close();9    await context.close();10    await browser.close();11})();12module.exports = {13    use: {14        launchOptions: {15        },16    },17};

Using AI Code Generation

1const playwright = require('playwright');2const browser = await playwright['chromium'].launch({headless:false, slowMo: 3000});3const page = await browser.newPage();4const context = await browser.newContext();5const legacyRoot = await context.createLegacyRoot();6const frame = await legacyRoot.frame();7await frame.fill('#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input', 'Hello World');8await frame.click('#tsf > div:nth-child(2) > div > div.FPdoLc.VlcLAe > center > input[type="submit"]:nth-child(1)');9await frame.waitForNavigation();10await frame.screenshot({ path: 'google.png' });11await browser.close();12const playwright = require('playwright');13const browser = await playwright['chromium'].launch({headless:false, slowMo: 3000});14const page = await browser.newPage();15const context = await browser.newContext();16const legacyRoot = await context.createLegacyRoot();17const frame = await legacyRoot.frame();18await frame.fill('#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input', 'Hello World');19await frame.click('#tsf > div:nth-child(2) > div > div.FPdoLc.VlcLAe > center > input[type="submit"]:nth-child(1)');20await frame.waitForNavigation();21await frame.screenshot({ path: 'google.png' });22await browser.close();23const playwright = require('playwright');24const browser = await playwright['chromium'].launch({headless:false, slowMo: 3000});25const page = await browser.newPage();26const context = await browser.newContext();27const legacyRoot = await context.createLegacyRoot();28const frame = await legacyRoot.frame();29await frame.fill('#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input', 'Hello World');30await frame.click('#tsf >

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  const browser = await playwright.chromium.connectOverCDP({4  });5  const context = await browser.createLegacyRoot();6  const page = await context.newPage();7  await page.screenshot({ path: 'screenshot.png' });8  await browser.close();9})();10const playwright = require('playwright');11(async () => {12  const browser = await playwright.chromium.connectOverCDP({13  });14  const context = await browser.createIncognitoBrowserContext();15  const page = await context.newPage();16  await page.screenshot({ path: 'screenshot.png' });17  await browser.close();18})();19const playwright = require('playwright');20(async () => {21  const browser = await playwright.chromium.connectOverCDP({22  });23  const context = await browser.newContext();24  const page = await context.newPage();25  await page.screenshot({ path: 'screenshot.png' });26  await browser.close();27})();28const playwright = require('playwright');29(async () => {30  const browser = await playwright.chromium.connectOverCDP({

Using AI Code Generation

1const { createLegacyRoot } = require('@playwright/test');2const { test } = createLegacyRoot();3test('test', async ({ page }) => {4});5const { createLegacyRoot } = require('@playwright/test');6const { test } = createLegacyRoot();7test('test', async ({ page }) => {8});

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.
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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.
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