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How to use getPooledEvent method in Playwright Internal

Best JavaScript code snippet using playwright-internal

event.js

Source:event.js

1import { updateQueue } from './component';2// React  åæäºä»¶(å¼æ¥è°ç¨äºä»¶ï¼ä¼æé®é¢ï¼éè¦ç¨ e.persist())3/**4 * æºç ä½¿ç¨çäºä»¶æ± çæ¦å¿µ5 * const EVENT_POOL_SIZE = 10;6 * getPooledEvent å¾å°7 * releasePooledEvent éæ¾æ8 *9 * @param {*} dom10 * @param {*} eventType11 * @param {*} listener12 */13/**14 * å¨React ä¸, å¹¶ä¸æ¯æäºä»¶ç»å®å¨è¦ç»å®çDOMåç´ ä¸ èæ¯ç»å®å°document ä¸ï¼ç±»ä¼¼äºäºä»¶å§æ15 * ä¸ºä»ä¹ååæäºä»¶ï¼16 * 1. å¯ä»¥å±è½æµè§å¨çå·®å¼ï¼ä¸åçæµè§å¨ç»å®åè§¦åäºä»¶çæ¹æ³ä¸ä¸æ ·17 * 2. åæäºä»¶ï¼å¯ä»¥å®ç°äºä»¶å¯¹è±¡çå¤ç¨ï¼ åå°åå¾åæ¶ï¼ æé«æ§è½18 * 3. å ä¸ºé»è®¤è¦å®ç°æ¹éæ´æ°ï¼ ä¸¤ä¸ª setState åå¹¶æä¸æ¬¡æ´æ°ï¼å®ä¹æ¯å¨åæäºä»¶ä¸å®ç°ç19 * @param {*} dom  è¦ç»å®äºä»¶çDOMèç¹20 * @param {*} eventType äºä»¶çç±»å æ¯å¦onClick21 * @param {*} listener äºä»¶å¤çå½æ°22 */23export function addEvent(dom, eventType, listener) {24  eventType = eventType.toLowerCase();25  // å¨ç»å®çdomèç¹ä¸æå¨ä¸ä¸ªå¯¹è±¡ï¼ åå¤åæ¾çå¬å½æ°26  let eventStore = dom.eventStore || (dom.eventStore = {});27  // eventStore.onclick = ()=>{ alert("click")}28  eventStore[eventType] = listener;29  // document.addEventListener('click')30  // ä¸¤ä¸ªé¶æ®µï¼ åäºä»¶æè·ï¼ å¨äºä»¶åæ³¡ï¼falseé»è®¤æ¯åæ³¡ï¼31  // æäºä»¶é½ç»å®å°documentä¸32  document.addEventListener(eventType.slice(2), dispatchEvent, false);33}34/**35 * çæ£äºä»¶çè§¦åçåè°ç»ä¸æ¯è¿ä¸ª dispatchEvent36 * ææçäºä»¶å¤çå½æ°é½ä¼è¿å¥è¿ä¸ªdispatchEvent37 * @param {*} event å°±æ¯åæ¥çäºä»¶å¯¹è±¡ï¼ ä½æ¯ä¼ éç»æä»¬ççå¬å½æ°çå¹¶ä¸æ¯å®38 */39// ä¹å¯ä»¥æ¯äºä»¶æ± [], é»è®¤é¿åº¦ä¸º1040// åå»ºä¸ä¸ªåæäºä»¶å¯¹è±¡çç¼å41let syntheticEvent = null;42function dispatchEvent(event) {43  // ä» åæç event äºä»¶å¯¹è±¡ä¸è§£æåº type(äºä»¶çç±»å) å target(ä½ç¨çåç´ )44  let { type, target } = event;45  let eventType = 'on' + type; // onclick46  // ç»syntheticEventå¯¹è±¡èµå¼47  syntheticEvent = getSyntheticEvent(event);48  // å¨äºä»¶çå¬å½æ°æ§è¡åï¼åè¿å¥æ¹éæ´æ°æ¨¡å¼49  updateQueue.isPending = true;50  // å®¹æå¼èµ·ååæ³æ¼51  while (target) {52    // è§£æåºçå¬å½æ°å¯¹è±¡53    let { eventStore } = target;54    // ä»è¿ä¸ªå¯¹è±¡ä¸ æ¿å°çå¬å½æ°55    let listener = eventStore && eventStore[eventType];56    // å¦æç¹å»çè¿ä¸ªåç´ ä¸æè¿ä¸ªçå¬å½æ°ï¼å°±æ§è¡57    if (listener) {58      // æ§è¡çå¬å½æ°59      listener.call(target, syntheticEvent);60    }61    // å¦åçè¯ï¼å°±å»ç¶èç¹ä¸æ¾,æä»¥åè¿å¥ while å¾ªç¯62    target = target.parentNode;63  }64  // çææççå¬å½æ°æ§è¡å®äºï¼å°±æ¸ç©ºææçå±æ§ï¼ ä¾ä¸æ¬¡å¤ç¨æ¤syntheticEventå¯¹è±¡(éæ¯)65  for (let key in syntheticEvent) {66    if (key !== 'persist') syntheticEvent[key] = null;67  }68  // å½äºä»¶å¤çå½æ°æ§è¡å®æä¹åï¼ææ¹éæ´æ°æ¹ä¸ºfalse69  updateQueue.isPending = false;70  // æ§è¡æ¹éæ´æ°ï¼å°±æ¯æç¼åçé£ä¸ªupdater å¨é¨æ§è¡äº71  updateQueue.batchUpdater();72}73// æä¹ååæäºä»¶æº74function persist() {75  syntheticEvent = { persist };76}77// è·ååæäºä»¶å¯¹è±¡78function getSyntheticEvent(nativeEvent) {79  // æå è½½ä¸ä¸ª syntheticEvent å¯¹è±¡ï¼ä¸ºä»ä¹åæäºä»¶ï¼ å ä¸ºå®ä¼å®ç°ä¸ä¸ªç¼åï¼80  // å¦ææ²¡æçè¯ï¼ä¹å°±æ¯å°±ç¬¬ä¸æ¬¡åå»ºï¼ åè¾¹ä¼å¤ç¨81  if (!syntheticEvent) {82    // å°±åå»ºä¸ä¸ªæ°çsyntheticEventå¯¹è±¡83    // syntheticEvent = new SyntheticEvent();84    syntheticEvent = { persist };85  }86  syntheticEvent.nativeEvent = nativeEvent;87  syntheticEvent.currentTarget = nativeEvent.target;88  // å¾ªç¯åçäºä»¶å¯¹è±¡(æåçäºä»¶å¯¹è±¡ä¸çå±æ§åæ¹æ³é½æ·è´å°åæäºä»¶å¯¹è±¡ä¸)89  for (let key in syntheticEvent) {90    // å¦æè¿ä¸ªåç äºä»¶å¯¹è±¡çæä¸ªå±æ§çç±»åæ¯å½æ°91    if (typeof nativeEvent[key] == 'function') {92      // ç»å®this æé93      syntheticEvent[key] = nativeEvent[key].bind(nativeEvent);94    } else {95      syntheticEvent[key] = nativeEvent[key];96    }97  }98  return syntheticEvent;...

SyntheticEvent.js

Source:SyntheticEvent.js

...124	EventConstructor.eventPool = [];125	EventConstructor.getPooled = getPooledEvent;126	EventConstructor.release = releasePooledEvent;127}128function getPooledEvent(dispatchConfig, targetInst, nativeEvent, nativeInst) {129	const EventConstructor = this;130	if (EventConstructor.eventPool.length) {131		const instance = EventConstructor.eventPool.pop();132		EventConstructor.call(133			instance,134			dispatchConfig,135			targetInst,136			nativeEvent,137			nativeInst,138		);139		return instance;140	}141	return new EventConstructor(142		dispatchConfig,...

7772.js

Source:7772.js

1{2  EventConstructor.eventPool = [];3  EventConstructor.getPooled = getPooledEvent;4  EventConstructor.release = releasePooledEvent;...

Using AI Code Generation

1const { InternalEventEmitter } = require('playwright/lib/internal/events');2const { getTestState } = require('playwright/lib/test/state');3const { test } = require('playwright/lib/test/test');4const { expect } = require('playwright/lib/test/chai');5test('test', async ({ page }) => {6  const eventEmitter = await getTestState(page)._eventEmitter;7  const event = await eventEmitter.getPooledEvent('request', (request) => request.url().includes('google'));8});9#### eventEmitter.on(event, handler)10const { InternalEventEmitter } = require('playwright/lib/internal/events');11const { test } = require('playwright/lib/test/test');12const { expect } = require('playwright/lib/test/chai');13test('test', async ({ page }) => {14  const eventEmitter = await page._eventEmitter;15  eventEmitter.on('request', (request) => {16  });17});18#### eventEmitter.off(event, handler)19const { InternalEventEmitter } = require('playwright/lib/internal/events');20const { test } = require('playwright/lib/test/test');21const { expect } = require('playwright/lib/test/chai');22test('test', async ({ page }) => {23  const eventEmitter = await page._eventEmitter;24  const handler = (request) => {25  };26  eventEmitter.on('request', handler);27  eventEmitter.off('request', handler);28});29#### eventEmitter.once(event, handler)

Using AI Code Generation

1const { getPooledEvent } = require('playwright-core/lib/server/events');2const event = getPooledEvent('page', 'request', (page) => {3  page.on('request', (request) => {4    console.log(request.url());5  });6});7event.emit('page', page);8const { getPooledEvent } = require('playwright-core/lib/server/events');

Using AI Code Generation

1const playwright = require('playwright');2const { getEventObject } = require('playwright/lib/internal/protocol/serializers');3const { getPooledEvent } = require('playwright/lib/internal/protocol/serializers');4const { events } = require('playwright/lib/internal/protocol/serializers');5const event = getPooledEvent(events.BrowserContextEvent, 'targetcreated', {6  targetInfo: {7  }8});9console.log(event);10const eventObject = getEventObject(event);11console.log(eventObject);12BrowserContextEvent {13  _targetInfo: {14  }15}16{17  targetInfo: {18  },19}20- [Playwright Internal](

Using AI Code Generation

1const { getPooledEvent } = require('@playwright/test/lib/server/trace/recorder/events');2const event = getPooledEvent('page', 'load');3event.timestamp = 12345;4event.stack = 'at <anonymous>:1:1';5event.emit();6const { test, expect } = require('@playwright/test');7test('verify event', async ({ page }) => {8  const events = await page.context().tracing.getEvents();9  expect(events).toContainEqual({10  });11});12### `getPooledEvent(type: string, name: string)`

Using AI Code Generation

1const { getPooledEvent } = require('@playwright/test/lib/server/events');2const event = getPooledEvent();3event.init('test', true, true, { foo: 'bar' });4event.target.dispatchEvent(event);5  ✕ test (1ms)6      2 | const { getPooledEvent } = require('@playwright/test/lib/server/events');7      3 | const event = getPooledEvent();8    > 4 | event.init('test', true, true, { foo: 'bar' });9      5 | event.target.dispatchEvent(event);10      at Object.<anonymous> (test.js:4:8)

Using AI Code Generation

1const { getPooledEvent } = require('playwright/lib/server/events');2const event = getPooledEvent('myEvent');3event.init('myEvent', true, true, { myData: 'hello' });4document.dispatchEvent(event);5const { test } = require('@playwright/test');6test('my test', async ({ page }) => {7  await page.goto('/index.html');8  await page.waitForEvent('myEvent');9});

Using AI Code Generation

1const { getPooledEvent } = require('playwright/lib/server/events');2const event = await getPooledEvent(page, 'request');3console.log(event.url);4const { getPooledEvent } = require('playwright/lib/server/events');5const event = await getPooledEvent(page, 'request');6console.log(event.url);7### `getPooledEvent(page, event)`

Using AI Code Generation

1const { getPooledEvent } = require('playwright/lib/internal/inspectorInstrumentation');2const { emit } = require('events');3const { getEventListeners } = require('events');4const { getEventListeners } = require('events');5const { getEventListeners } = require('events');6const { getEventListeners } = require('events');7const { getEventListeners } = require('events');8const { getEventListeners } = require('events');9const { getEventListeners } = require('events');10const { getEventListeners } = require('events');11const { getEventListeners } = require('events');12const { getEventListeners } = require('events');13const { getEventListeners } = require('events');14const { getEventListeners } = require('events');15const { getEventListeners } = require('events');16const { getEventListeners } = require('events');17const { getEventListeners } = require('events');18const { getEventListeners } = require('events');19const { getEventListeners } = require('events');20const { getEventListeners } = require('events');21const { getEventListeners } = require('events');

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