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How to use getHostRootInstanceInContainer method in Playwright Internal
Best JavaScript code snippet using playwright-internal
ReactMount.js
Source:ReactMount.js 
...34 );35 ReactUpdates.ReactReconcileTransaction.release(transaction);36}37function getTopLevelWrapperInContainer(container) {38 var root = getHostRootInstanceInContainer(container);39 return root ? root._hostContainerInfo._topLevelWrapper : null;40};41function getHostRootInstanceInContainer(container) {42 var rootEl = getReactRootElementInContainer(container);43 var prevHostInstance = rootEl && ReactDOMComponentTree.getInstanceFromNode(rootEl);44 return (45 prevHostInstance &&46 !prevHostInstance._hostParent ? prevHostInstance : null47 );48}49function getReactRootElementInContainer(container) {50 if (!container) {51 return null;52 }53 if (container.nodeType === DOC_NODE_TYPE) {54 return container.documentElement;55 } else {...
flat1.js
Source:flat1.js
...48/* æ ¡éª DOM å
ç´ å®¹å¨ */49function isValidContainer(node) {/* ... */}50function isReactNode(node) {/* ... */}51/* ä»å®¹å¨è·åå®¿ä¸»æ ¹å
ç´ å®ä¾ */52function getHostRootInstanceInContainer(container) {/* ... */}53/* ä»å®¹å¨è·å顶å±å
è£
ç±» */54function getTopLevelWrapperInContainer(container) {/* ... */}55var topLevelRootCounter = 1;56var TopLevelWrapper = function () {57 this.rootID = topLevelRootCounter++;58};59TopLevelWrapper.prototype.isReactComponent = {};60if (process.env.NODE_ENV !== 'production') {61 TopLevelWrapper.displayName = 'TopLevelWrapper';62}63TopLevelWrapper.prototype.render = function () {64 return this.props.child;65};66TopLevelWrapper.isReactTopLevelWrapper = true;...
getHostRootInstanceInContainer.js
Source:getHostRootInstanceInContainer.js
1// document.getElmenetById('app')2// 3function getHostRootInstanceInContainer(container) {4 var rootEl = getReactRootElementInContainer(container); // null or document.documentElement5 var prevHostInstance = rootEl && ReactDOMComponentTree.getInstanceFromNode(rootEl);6 return prevHostInstance && !prevHostInstance._hostParent ? prevHostInstance : null;...
getTopLevelWrapperInContainer.js
Source:getTopLevelWrapperInContainer.js
1// document.getElmenetById('app')2function getTopLevelWrapperInContainer(container) {3 var root = getHostRootInstanceInContainer(container); // null4 return root ? root._hostContainerInfo._topLevelWrapper : null; // null...
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 const host = await page._delegate._getHostRootInstanceInContainer(page);7 console.log(host);8 await browser.close();9})();10{ _host: { _host: { _host: [Circular], _options: [Object] }, _options: { browser: [Object], context: [Object], page: [Object] } }, _options: { browser: { name: 'chromium', _options: [Object] }, context: {}, page: {} } }
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 rootInstance = await page._delegate._delegate.getHostRootInstanceInContainer();7 console.log(rootInstance);8 await browser.close();9})();10{ _internal: { _ownerDocument: [Circular] }, _properties: Map {} }
Using AI Code Generation
1const { getHostRootInstanceInContainer } = require('playwright/lib/server/dom');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const rootInstance = getHostRootInstanceInContainer(page._delegate);8 const userAgent = await rootInstance.evaluate(() => navigator.userAgent);9 console.log(userAgent);10 await browser.close();11})();12Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 Safari/537.3613const iframeElement = page.locator('iframe');14const iframeRootInstance = await iframeElement.evaluateHandle(element => getHostRootInstanceInContainer(element._delegate));15const userAgent = await iframeRootInstance.evaluate(() => navigator.userAgent);16console.log(userAgent);17Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 Safari/537.3618const iframeElement = page.locator('iframe');19const iframeRootInstance = await iframeElement.evaluateHandle(element => element.contentDocument);20const userAgent = await iframeRootInstance.evaluate(() => navigator.userAgent);21console.log(userAgent);22Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 Safari/537.3623const iframeElement = page.locator('iframe');24const iframeRootInstance = await iframeElement.contentFrame().evaluateHandle(() => document);
Using AI Code Generation
1const { getHostRootInstanceInContainer } = require('playwright/lib/server/frames');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const rootInstance = getHostRootInstanceInContainer(page.mainFrame()._pageProxy._delegate);8 console.log(rootInstance);9 await browser.close();10})();11{12 _private: {13 _attributes: {},
Using AI Code Generation
1const playwright = require('playwright');2const { getHostRootInstanceInContainer } = require('playwright/lib/server/supplements/recorder/recorderSupplement');3(async () => {4 const browser = await playwright.chromium.launch();5 const page = await browser.newPage();6 const root = await getHostRootInstanceInContainer(page);7 console.log(root);8 await browser.close();9})();10{11 viewportSize: { width: 1280, height: 720 },12}13const playwright = require('playwright');14const { getHostRootInstanceInContainer } = require('playwright/lib/server/supplements/recorder/recorderSupplement');
Using AI Code Generation
1const { getHostRootInstanceInContainer } = require('playwright/lib/server/dom.js');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 elementHandle = await page.$('input');8 const rootInstance = getHostRootInstanceInContainer(elementHandle);9 console.log(rootInstance);10 await browser.close();11})();12{ _rootContainerInfo: { _internalInstanceHandle: [Object] },13 { current: [Circular],14 memoizedInteractions: Set {},15 pendingInteractionMap: Map {} },16 { _internalRoot: [Circular],
Using AI Code Generation
1const { getHostRootInstanceInContainer } = require('@playwright/test/lib/server/dom');2const { test } = require('@playwright/test');3test('test', async ({ page }) => {4 const root = getHostRootInstanceInContainer(page);5 const iframe = root.querySelector('iframe');6 const iframeRoot = getHostRootInstanceInContainer(iframe);7 const childFrame = iframeRoot.querySelector('iframe');8 const childFrameRoot = getHostRootInstanceInContainer(childFrame);9 console.log(childFrameRoot);10});
Using AI Code Generation
1const { getHostRootInstanceInContainer } = require('@playwright/test/lib/server/frames');2const { Frame } = require('@playwright/test/lib/server/frames');3const { Page } = require('@playwright/test/lib/server/page');4const { BrowserContext } = require('@playwright/test/lib/server/browserContext');5const frame = new Frame(new Page(new BrowserContext()), null);6const frameElement = getHostRootInstanceInContainer(frame);7console.log(frameElement);8const { getHostRootInstanceInContainer } = require('@playwright/test/lib/server/frames');9const { Frame } = require('@playwright/test/lib/server/frames');10const { Page } = require('@playwright/test/lib/server/page');11const { BrowserContext } = require('@playwright/test/lib/server/browserContext');12const frame = new Frame(new Page(new BrowserContext()), null);13const frameElement = getHostRootInstanceInContainer(frame);14console.log(frameElement);15const frameElement = getHostRootInstanceInContainer(frame);16console.log(frameElement);17const frameElement = page.frames()[1].element();18console.log(frameElement);
Using AI Code Generation
1const { getHostRootInstanceInContainer } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');2const { chromium } = require('playwright');3const { createTestServer } = require('playwright-core/lib/utils/testserver/');4const { test, expect } = require('@playwright/test');5test('test', async ({ page }) => {6 const server = await createTestServer();7 server.setRoute('/test.html', (req, res) => {8 res.end(`<html><body><div id="test">Hello</div></body></html>`);9 });10 await page.goto(server.PREFIX + '/test.html');11 const root = await getHostRootInstanceInContainer(page, page
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