Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use listenToAllSupportedEvents method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactDOM.js

Source:ReactDOM.js

...85    const hydrationCallbacks = (options != null && options.hydrationCallbacks) || null;86    const root = createContainer(container, tag, hydrate, hydrationCallbacks)87    markContainerAsRoot(root.current, container)88    const rootContainerElement = container.nodeType === COMMENT_NODE ? container.parentNode : container;89    listenToAllSupportedEvents(rootContainerElement);90    return root;91}92const randomKey = Math.random()93  .toString(36)94  .slice(2);95const internalContainerInstanceKey = '__reactContainer$' + randomKey;96function markContainerAsRoot(hostRoot, node) {97    node[internalContainerInstanceKey] = hostRoot98}99const listeningMarker =100  '_reactListening' +101  Math.random()102    .toString(36)103    .slice(2);104const allNativeEvents = new Set()105function listenToAllSupportedEvents(rootContainerElement) {106    if(!(rootContainerElement[listeningMarker])) {107        rootContainerElement[listeningMarker] = true 108        allNativeEvents.forEach(domEventName => {109            // We handle selectionchange separately because it110            // doesn't bubble and needs to be on the document.111            if(domEventName !== 'selectionchange') {112                if(!nonDelegatedEvents.has(domEventName)) {113                    listenToNativeEvent(domEventName, false, rootContainerElement)114                }115                listenToNativeEvent(domEventName, true, rootContainerElement)  116            }117        })118        const ownerDocument = rootContainerElement.nodeType === DOCUMENT_NODE ? rootContainerElement : rootContainerElement.ownerDocument119        if (ownerDocument !== null) {...

DOMPluginEventSystem.js

Source:DOMPluginEventSystem.js

1import { DOCUMENT_NODE } from '../../../HTMLNodeType';2import { IS_NON_DELEGATED, IS_CAPTURE_PHASE } from './EventSystemFlags';3import { getEventListenerSet } from '../client/ReactDOMComponentTree';4import { allNativeEvents } from './EventRegistry';5import { createEventListenerWrapperWithPriority } from './ReactDOMEventListener';6import {7  addEventCaptureListener,8  addEventBubbleListener,9  addEventBubbleListenerWithPassiveFlag,10  addEventCaptureListenerWithPassiveFlag,11} from './EventListener';12const listeningMarker = '_reactListening' + Math.random().toString(36).slice(2);13const mediaEventTypes = [14  'abort',15  'canplay',16  'canplaythrough',17  'durationchange',18  'emptied',19  'encrypted',20  'ended',21  'error',22  'loadeddata',23  'loadedmetadata',24  'loadstart',25  'pause',26  'play',27  'playing',28  'progress',29  'ratechange',30  'seeked',31  'seeking',32  'stalled',33  'suspend',34  'timeupdate',35  'volumechange',36  'waiting',37];38const nonDelegatedEvents = new Set([39  'cancel',40  'close',41  'invalid',42  'load',43  'scroll',44  'toggle',45  ...mediaEventTypes,46]);47const getListenerSetKey = (domEventName, capture) =>48  `${domEventName}__${capture ? 'capture' : 'bubble'}`;49const addTrappedEventListener = (50  targetContainer,51  domEventName,52  eventSystemFlags,53  isCapturePhaseListener54) => {55  const listener = createEventListenerWrapperWithPriority(56    targetContainer,57    domEventName,58    eventSystemFlags59  );60  let isPassiveListener;61  if (62    domEventName === 'touchstart' ||63    domEventName === 'touchmove' ||64    domEventName === 'wheel'65  ) {66    isPassiveListener = true;67  }68  if (isCapturePhaseListener) {69    if (isPassiveListener !== undefined) {70      addEventCaptureListenerWithPassiveFlag(71        targetContainer,72        domEventName,73        listener,74        isPassiveListener75      );76    } else {77      addEventCaptureListener(targetContainer, domEventName, listener);78    }79  } else {80    if (isPassiveListener !== undefined) {81      addEventBubbleListenerWithPassiveFlag(82        targetContainer,83        domEventName,84        listener,85        isPassiveListener86      );87    } else {88      unsubscribeListener = addEventBubbleListener(89        targetContainer,90        domEventName,91        listener92      );93    }94  }95};96const listenToNativeEvent = (97  domEventName,98  isCapturePhaseListener,99  rootContainerElement,100  targetElement,101  eventSystemFlags = 0102) => {103  let target = rootContainerElement;104  if (105    domEventName === 'selectionchange' &&106    rootContainerElement.nodeType !== DOCUMENT_NODE107  ) {108    target = rootContainerElement.ownerDocument;109  }110  if (111    targetElement !== null &&112    !isCapturePhaseListener &&113    nonDelegatedEvents.has(domEventName)114  ) {115    if (domEventName !== 'scroll') {116      return;117    }118    eventSystemFlags |= IS_NON_DELEGATED;119    target = targetElement;120  }121  const listenerSet = getEventListenerSet(target);122  const listenerSetKey = getListenerSetKey(123    domEventName,124    isCapturePhaseListener125  );126  if (!listenerSet.has(listenerSetKey)) {127    if (isCapturePhaseListener) {128      eventSystemFlags |= IS_CAPTURE_PHASE;129    }130    addTrappedEventListener(131      target,132      domEventName,133      eventSystemFlags,134      isCapturePhaseListener135    );136    listenerSet.add(listenerSetKey);137  }138};139const listenToAllSupportedEvents = (rootContainerElement) => {140  if (rootContainerElement[listeningMarker]) return;141  rootContainerElement[listeningMarker] = true;142  allNativeEvents.forEach((domEventName) => {143    if (!nonDelegatedEvents.has(domEventName)) {144      listenToNativeEvent(domEventName, false, rootContainerElement, null);145    }146    listenToNativeEvent(domEventName, true, rootContainerElement, null);147  });148};149const listenToNonDelegatedEvent = (domEventName, targetElement) => {150  const isCapturePhaseListener = false;151  const listenerSet = getEventListenerSet(targetElement);152  const listenerSetKey = getListenerSetKey(153    domEventName,154    isCapturePhaseListener155  );156  if (!listenerSet.has(listenerSetKey)) {157    addTrappedEventListener(158      targetElement,159      domEventName,160      IS_NON_DELEGATED,161      isCapturePhaseListener162    );163    listenerSet.add(listenerSetKey);164  }165};166export {167  mediaEventTypes,168  nonDelegatedEvents,169  getListenerSetKey,170  listenToNativeEvent,171  listenToAllSupportedEvents,172  listenToNonDelegatedEvent,...

ReactDOMRoot.js

Source:ReactDOMRoot.js

...23  // create fiberRoot container24  const root = createContainer(container)25  console.log(container)26  // listen event27  listenToAllSupportedEvents(container)28  return root29}30function listenToAllSupportedEvents(rootContainerElement) {31  allNativeEvents.forEach(domEventName => {32      listenToNativeEvent(33        domEventName,34        true,35        rootContainerElement,36        null37      )38  })39}40function listenToNativeEvent(41  domEventName,42  isCapture,43  rootTarget,44  target...

index.jsx

Source:index.jsx

...31    }32}33const HostComponent = 534function render(vdom, container){35    listenToAllSupportedEvents(container)36    const newDOM = createDOM(vdom, container)37    container.appendChild(newDOM)38}39render(element, root)40function createDOM(vdom, parentNode){41    const { type, props } = vdom42    let dom43    if(typeof vdom === 'string' || typeof vdom === 'number'){44        dom = document.createTextNode(vdom)45    } else {46        dom = document.createElement(type)47    }48    const returnFiber = parentNode[internalInstanceKey] || null49    const fiber = { tag: HostComponent, type, stateNode: dom, return: returnFiber }...

ReactDOMLegacy.js

Source:ReactDOMLegacy.js

...31        // whileå é¤containerçlastChild32    }33    const root = createContainer(container, legacyRoot, forceHydrate, null, false, false, '');34    const rootContainerElement = container.nodeType === COMMENT_NODE ? container.parentNode : container;35    listenToAllSupportedEvents(rootContainerElement);36    return root;...

react-dom.js

Source:react-dom.js

1import { listenToAllSupportedEvents } from "./DOMPluginEvnentSystem"2import { HostComponent } from "./ReactWorkTags"3import { internalInstanceKey, internalPropsKey } from "./ReactDOMComponentTree"4function render(vdom, container) {5  listenToAllSupportedEvents(container)6  mount(vdom, container)7}8function mount(vdom, parentDOM) {9  let newDOM = createDOM(vdom, parentDOM)10  parentDOM.appendChild(newDOM)11}12function createDOM(vdom, parentDOM) {13  let { type, props } = vdom14  let dom15  if (typeof vdom === "string" || typeof vdom === "number") {16    dom = document.createTextNode(vdom)17  } else {18    dom = document.createElement(type)19  }...

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  const browser = await playwright.chromium.launch({ headless: false });4  const context = await browser.newContext();5  const page = await context.newPage();6  const allEvents = await page._delegate.listenToAllSupportedEvents();7  console.log(allEvents);8  await browser.close();9})();10  {11  },12  {13  },14  {15  },16  {17  },18  {19  },20  {21  },22  {

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  const browser = await playwright['chromium'].launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  const events = await page.listenToAllSupportedEvents();7  for await (const event of events) {8    console.log(event);9  }10  await page.close();11  await context.close();12  await browser.close();13})();14{15  request: {16    headers: {17      'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36'18    },19    frame: {20    },21    newDocument: {22      headers: {23        'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36'24      },25      frame: {26      },27    },28  }29}30{31  response: {32    headers: {33      'content-type': 'text/html; charset=utf-8',

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3    const browser = await playwright.chromium.launch();4    const context = await browser.newContext();5    const page = await context.newPage();6    await page.listenToAllSupportedEvents();7    await page.click('input[name="q"]');8    await page.keyboard.type('Hello World');9    await page.keyboard.press('Enter');10    await page.waitForNavigation();11    await page.close();12    await context.close();13    await browser.close();14})();15Error: listenToAllSupportedEvents is not a function at Object. (test.js:10:17)16const playwright = require('playwright');17(async () => {18    const browser = await playwright.chromium.launch();19    const context = await browser.newContext();20    const page = await context.newPage();21    await page.listenToAllSupportedEvents();22    await page.click('input[name="q"]');23    await page.keyboard.type('Hello World');24    await page.keyboard.press('Enter');25    await page.waitForNavigation();26    await page.close();27    await context.close();28    await browser.close();29})();

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  const browser = await playwright.webkit.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.listenToAllSupportedEvents();7  await browser.close();8})();

Using AI Code Generation

1const { listenToAllSupportedEvents } = require('playwright/lib/utils/events');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const page = await browser.newPage();6  listenToAllSupportedEvents(page, (eventName, event) => {7    console.log(eventName, event);8  });9  await browser.close();10})();

Using AI Code Generation

1const playwright = require('playwright');2const { listenToAllSupportedEvents } = playwright;3const browser = await playwright.chromium.launch({ headless: false });4const context = await browser.newContext();5const page = await context.newPage();6await listenToAllSupportedEvents(page, (event) => {7  console.log(event);8});9await page.close();10await context.close();11await browser.close();

Using AI Code Generation

1const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');2const traceEvents = listenToAllSupportedEvents(page);3const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');4const traceEvents = listenToAllSupportedEvents(page);5const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');6const traceEvents = listenToAllSupportedEvents(page);7const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');8const traceEvents = listenToAllSupportedEvents(page);9const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');10const traceEvents = listenToAllSupportedEvents(page);11const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');12const traceEvents = listenToAllSupportedEvents(page);13const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');14const traceEvents = listenToAllSupportedEvents(page);15const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');16const traceEvents = listenToAllSupportedEvents(page);17const { listenToAllSupportedEvents } = require('@playwright/test/lib/server/trace/recorder/supplements/utils/supplementEvents');18const traceEvents = listenToAllSupportedEvents(page);

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.