Best JavaScript code snippet using playwright-internal
ReactDOMRoot.js
Source: ReactDOMRoot.js
...48 ...49 },50 ...51};52function ReactDOMRoot(container: Container, options: void | RootOptions) {53 54 enableLog && console.log('ReactDomRoot: ReactDOMRoot')55 if (!__LOG_NAMES__.length || __LOG_NAMES__.includes('ReactDOMRoot')) debugger56 this._internalRoot = createRootImpl(container, ConcurrentRoot, options);57}58function ReactDOMBlockingRoot(59 container: Container,60 tag: RootTag,61 options: void | RootOptions,62) {63 this._internalRoot = createRootImpl(container, tag, options);64}65ReactDOMRoot.prototype.render = ReactDOMBlockingRoot.prototype.render = function(66 children: ReactNodeList,67): void {68 69 enableLog && console.log('Scheduler: render start')70 if (!__LOG_NAMES__.length || __LOG_NAMES__.includes('render')) debugger71 72 const root = this._internalRoot;73 // æ´æ°çèµ·ç¹74 updateContainer(children, root, null, null);75};76ReactDOMRoot.prototype.unmount = ReactDOMBlockingRoot.prototype.unmount = function(): void {77 const root = this._internalRoot;78 const container = root.containerInfo;79 updateContainer(null, root, null, () => {80 unmarkContainerAsRoot(container);81 });82};83function createRootImpl(84 container: Container,85 tag: RootTag,86 options: void | RootOptions,87) {88 89 enableLog && console.log('ReactDomRoot: createRootImpl')90 if (!__LOG_NAMES__.length || __LOG_NAMES__.includes('createRootImpl')) debugger91 92 // Tag is either LegacyRoot or Concurrent Root93 const hydrate = options != null && options.hydrate === true;94 const hydrationCallbacks =95 (options != null && options.hydrationOptions) || null;96 const mutableSources =97 (options != null &&98 options.hydrationOptions != null &&99 options.hydrationOptions.mutableSources) ||100 null;101 const root = createContainer(container, tag, hydrate, hydrationCallbacks);102 markContainerAsRoot(root.current, container);103 // COMMENT_NODE = 8ï¼ä»£è¡¨æ³¨éï¼nodeType = 1, 代表å
ç´ 104 // nodeType详ç»å¯çhttps://www.w3school.com.cn/jsref/prop_node_nodetype.asp105 const rootContainerElement =106 container.nodeType === COMMENT_NODE ? container.parentNode : container;107 listenToAllSupportedEvents(rootContainerElement);108 if (mutableSources) {109 for (let i = 0; i < mutableSources.length; i++) {110 const mutableSource = mutableSources[i];111 registerMutableSourceForHydration(root, mutableSource);112 }113 }114 return root;115}116export function createRoot(117 container: Container,118 options?: RootOptions,119): RootType {120 121 enableLog && console.log('ReactDomRoot: createRoot')122 if (!__LOG_NAMES__.length || __LOG_NAMES__.includes('createRoot')) debugger123 invariant(124 isValidContainer(container),125 'createRoot(...): Target container is not a DOM element.',126 );127 return new ReactDOMRoot(container, options);128}129export function createBlockingRoot(130 container: Container,131 options?: RootOptions,132): RootType {133 invariant(134 isValidContainer(container),135 'createRoot(...): Target container is not a DOM element.',136 );137 return new ReactDOMBlockingRoot(container, BlockingRoot, options);138}139export function createLegacyRoot(140 container: Container,141 options?: RootOptions,...
dom.js
Source: dom.js
1import { createFiber } from './createFiber.js'2import { scheduleUpdateOnFiber } from './ReactFiberWorkLoop.js'3function ReactDOMRoot(internalRoot) {4 this._internalRoot = internalRoot 5}6ReactDOMRoot.prototype.render = function (children) {7 const root = this._internalRoot8 updateContainer(children, root)9}10function createRoot(container) {11 12 const root = {13 containerInfo: container14 }15 return new ReactDOMRoot(root)16}17function updateContainer(element, root) {18 const { containerInfo } = root19 const fiber = createFiber(element, {20 type: containerInfo.nodeName.toLocaleLowerCase(),21 stateNode: containerInfo22 })23 24 scheduleUpdateOnFiber(fiber)25}26export {27 createRoot...
react-dom.js
Source: react-dom.js
1import { createFiber } from "./ReactFiber";2function ReactDOMRoot(internalRoot) {3 this._internalRoot = internalRoot;4}5ReactDOMRoot.prototype.render = function (children) {6 console.log(children);7 const root = this._internalRoot;8 updateContainer(children, root);9};10function updateContainer(element, container) {11 const { containerInfo } = container;12 const fiber = createFiber(element, {13 type: containerInfo.nodeName.toLowerCase(),14 stateNode: containerInfo,15 });16 // ç»ä»¶æ¸²æ17}18function createRoot(container) {19 const root = {20 containerInfo: container,21 };22 return new ReactDOMRoot(root);23}...
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: 'google.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: 'google.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: 'google.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: 'google.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: 'google.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();46 await page.screenshot({path: 'google.png'});47 await browser.close();48})();
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 root = await page._client.send('DOM.getDocument', {depth: -1, pierce: true});7 const rootId = root.root.nodeId;8 const result = await page._client.send('DOM.querySelector', {nodeId: rootId, selector: 'body'});9 console.log(result);10 await browser.close();11})();12const {chromium} = require('playwright');13(async () => {14 const browser = await chromium.launch();15 const context = await browser.newContext();16 const page = await context.newPage();17 const result = await page._client.send('DOM.querySelector', {nodeId: 1, selector: 'body'});18 console.log(result);19 await browser.close();20})();21const {chromium} = require('playwright');22(async () => {23 const browser = await chromium.launch();24 const context = await browser.newContext();25 const page = await context.newPage();26 const result = await page._client.send('DOM.querySelector', {nodeId: 2, selector: 'body'});27 console.log(result);28 await browser.close();29})();30const {chromium} = require('playwright');31(async () => {32 const browser = await chromium.launch();33 const context = await browser.newContext();34 const page = await context.newPage();35 const result = await page._client.send('DOM.querySelector', {nodeId: 3, selector: 'body'});36 console.log(result);37 await browser.close();38})();
Using AI Code Generation
1const {chromium} = require('playwright');2const path = require('path');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const root = await page._client.send('DOM.getDocument', {depth: -1});8 console.log(root);9 await browser.close();10})();11{ root:12 { nodeType: 11,13 xmlVersion: '' } }
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 const root = await page._delegate._browserContext._browser._defaultContext._connection.root();6 const { node } = await root.querySelector({ selector: 'text=Learn' });7 console.log(node);8 await browser.close();9})();10{11 importedDocument: null,12}
Using AI Code Generation
1const { chromium } = require('playwright');2const { ReactDOMRoot } = require('playwright/lib/server/dom');3(async () => {4const browser = await chromium.launch();5const context = await browser.newContext();6const page = await context.newPage();7const root = await ReactDOMRoot.getOrCreate(page);8const input = await root.querySelector('input');9await input.evaluate(input => input.value = 'Hello World');10await browser.close();11})();12const { chromium } = require('playwright');13const { ReactTestUtils } = require('playwright/lib/server/dom');14(async () => {15const browser = await chromium.launch();16const context = await browser.newContext();17const page = await context.newPage();18const root = await ReactTestUtils.getOrCreate(page);19const input = await root.querySelector('input');20await input.evaluate(input => input.value = 'Hello World');21await browser.close();22})();23const { chromium } = require('playwright');24const { ReactTestRenderer } = require('playwright/lib/server/dom');25(async () => {26const browser = await chromium.launch();27const context = await browser.newContext();28const page = await context.newPage();29const root = await ReactTestRenderer.getOrCreate(page);30const input = await root.querySelector('input');31await input.evaluate(input => input.value = 'Hello World');32await browser.close();33})();34const { chromium } = require('playwright');35const { ReactTestInstance } = require('playwright/lib/server/dom');36(async () => {37const browser = await chromium.launch();38const context = await browser.newContext();39const page = await context.newPage();40const root = await ReactTestInstance.getOrCreate(page);41const input = await root.querySelector('input');42await input.evaluate(input => input.value = 'Hello World');43await browser.close();44})();45const { chromium } = require('playwright');46const { ReactTestComponent } = require('playwright/lib/server/dom');47(async () => {48const browser = await chromium.launch();49const context = await browser.newContext();
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 const root = await page._delegate._page._delegate._browserContext._delegate._browser._delegate._browser._chromium._root;6 const root1 = await root.createBrowserContext();7 const page1 = await root1.newPage();8 await page1.screenshot({ path: 'example.png' });9 await browser.close();10})();11const { chromium } = require('playwright');12(async () => {13 const browser = await chromium.launch();14 const page = await browser.newPage();15 const root = await page._delegate._page._delegate._browserContext._delegate._browser._delegate._browser._chromium._root;16 const root1 = await root.createBrowserContext();17 const page1 = await root1.newPage();18 await page1.screenshot({ path: 'example.png' });19 await browser.close();20})();21const { chromium } = require('playwright');22(async () => {23 const browser = await chromium.launch();24 const page = await browser.newPage();25 const root = await page._delegate._page._delegate._browserContext._delegate._browser._delegate._browser._chromium._root;26 const root1 = await root.createBrowserContext();27 const page1 = await root1.newPage();28 await page1.screenshot({ path: 'example.png' });29 await browser.close();30})();31const { chromium } = require('playwright');32(async () => {33 const browser = await chromium.launch();34 const page = await browser.newPage();35 const root = await page._delegate._page._delegate._browserContext._delegate._browser._delegate._browser._chromium._root;36 const root1 = await root.createBrowserContext();37 const page1 = await root1.newPage();38 await page1.screenshot({ path: 'example.png'
Using AI Code Generation
1const { createPageInNewContext } = require('playwright/lib/server/chromium/crBrowser');2const { createChromiumExecutionContext } = require('playwright/lib/server/chromium/crExecutionContext');3const { createJSHandle } = require('playwright/lib/server/jsHandle');4const { chromium } = require('playwright');5(async () => {6 const browser = await chromium.launch();7 const page = await browser.newPage();8 const context = await createPageInNewContext(page);9 const executionContext = await createChromiumExecutionContext(context, false);10 const root = await executionContext.evaluateHandle(() => document);11 const handle = await createJSHandle(executionContext, root);12 const result = await handle.evaluate((node) => {13 return node.querySelector('h1').innerText;14 });15 console.log(result);16 await browser.close();17})();
Using AI Code Generation
1const { chromium } = require('playwright');2const { createPlaywrightRoot } = require('playwright/lib/server/dom.js');3(async () => {4 const browser = await chromium.launch({ headless: false });5 const context = await browser.newContext();6 const page = await context.newPage();7 const root = await createPlaywrightRoot(page);8 const elements = await root.querySelectorAll('input');9 console.log(elements.length);10 await browser.close();11})();
Using AI Code Generation
1const { ReactDOMRoot } = require('playwright/lib/server/dom.js');2const { Page } = require('playwright/lib/server/page.js');3const { createJSHandle } = require('playwright/lib/server/common.js');4const { ElementHandle } = require('playwright/lib/server/dom.js');5const { createHandle } = require('playwright/lib/server/common.js');6const { JSHandle } = require('playwright/lib/server/dom.js');7const page = await browser.newPage();8const handle = await createHandle(page, 'hello');9await handle.evaluate((e) => e);10const jsHandle = await createJSHandle(page, 'hello');11await jsHandle.evaluate((e) => e);12const root = await page._mainFrame._context._root;13const elementHandle = await root.evaluateHandle((_, selector) => document.querySelector(selector), '.selector');14await elementHandle.evaluate((e) => e);15const root = await page._mainFrame._context._root;16const elementHandle = await root.querySelector('.selector');17await elementHandle.evaluate((e) => e);18const root = await page._mainFrame._context._root;19const elementHandle = await root.querySelector('.selector');20await elementHandle.evaluate((e) => e);21const root = await page._mainFrame._context._root;22const elementHandle = await root.querySelector('.selector');23await elementHandle.evaluate((e) => e);24const root = await page._mainFrame._context._root;25const elementHandle = await root.querySelector('.selector');26await elementHandle.evaluate((e) => e);27const root = await page._mainFrame._context._root;28const elementHandle = await root.querySelector('.selector');29await elementHandle.evaluate((e) => e);30const root = await page._mainFrame._context._root;31const elementHandle = await root.querySelector('.selector');32await elementHandle.evaluate((e) => e);
Using AI Code Generation
1const { chromium } = require('playwright');2const ReactDOMRoot = require('@playwright/test/lib/server/ReactDOMRoot').ReactDOMRoot;3const path = require('path');4const { React } = global;5const render = async () => {6 const root = new ReactDOMRoot(path.join(__dirname, 'index.js'));7 const { page } = await root.initialize();8 const html = await page.innerHTML('#root');9 await page.close();10 await root.dispose();11 return html;12};13(async () => {14 const browser = await chromium.launch();15 const context = await browser.newContext();16 const page = await context.newPage();17 await page.setContent(await render());18 await page.screenshot({ path: 'screenshot.png' });19 await browser.close();20})();21const React = require('react');22const App = () => {23 return (24 );25};26module.exports = App;
Jest + Playwright - Test callbacks of event-based DOM library
firefox browser does not start in playwright
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Running Playwright in Azure Function
firefox browser does not start in playwright
This question is quite close to a "need more focus" question. But let's try to give it some focus:
Does Playwright has access to the cPicker object on the page? Does it has access to the window object?
Yes, you can access both cPicker and the window object inside an evaluate call.
Should I trigger the events from the HTML file itself, and in the callbacks, print in the DOM the result, in some dummy-element, and then infer from that dummy element text that the callbacks fired?
Exactly, or you can assign values to a javascript variable:
const cPicker = new ColorPicker({
onClickOutside(e){
},
onInput(color){
window['color'] = color;
},
onChange(color){
window['result'] = color;
}
})
And then
it('Should call all callbacks with correct arguments', async() => {
await page.goto(`http://localhost:5000/tests/visual/basic.html`, {waitUntil:'load'})
// Wait until the next frame
await page.evaluate(() => new Promise(requestAnimationFrame))
// Act
// Assert
const result = await page.evaluate(() => window['color']);
// Check the value
})
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