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

Copied to Clipboard!

How to use processSimpleEventPluginPairsByPriority method in Playwright Internal

Best JavaScript code snippet using playwright-internal

DOMEventProperties.js

Source:DOMEventProperties.js

...34   * topLevelEventsToDispatchConfig = new Map([35   *   [TOP_ABORT, { sameConfig }],36   * ]);37   */38  function processSimpleEventPluginPairsByPriority(eventTypes, priority) {39    // As the event types are in pairs of two, we need to iterate40    // through in twos. The events are in pairs of two to save code41    // and improve init perf of processing this array, as it will42    // result in far fewer object allocations and property accesses43    // if we only use three arrays to process all the categories of44    // instead of tuples.45    for (var i = 0; i < eventTypes.length; i += 2) {46      var topEvent = eventTypes[i];47      var event = eventTypes[i + 1];48      var capitalizedEvent = event[0].toUpperCase() + event.slice(1);49      var onEvent = 'on' + capitalizedEvent;50      var config = {51        phasedRegistrationNames: {52          bubbled: onEvent,53          captured: onEvent + 'Capture'54        },55        dependencies: [topEvent],56        eventPriority: priority57      };58      eventPriorities.set(topEvent, priority);59      topLevelEventsToDispatchConfig.set(topEvent, config);60      simpleEventPluginEventTypes[event] = config;61    }62  }63  function processTopEventPairsByPriority(eventTypes, priority) {64    for (var i = 0; i < eventTypes.length; i++) {65      eventPriorities.set(eventTypes[i], priority);66    }67  } // SimpleEventPlugin68  processSimpleEventPluginPairsByPriority(discreteEventPairsForSimpleEventPlugin, DiscreteEvent);69  processSimpleEventPluginPairsByPriority(userBlockingPairsForSimpleEventPlugin, UserBlockingEvent);70  processSimpleEventPluginPairsByPriority(continuousPairsForSimpleEventPlugin, ContinuousEvent); // Not used by SimpleEventPlugin71  processTopEventPairsByPriority(otherDiscreteEvents, DiscreteEvent);72  function getEventPriorityForPluginSystem(topLevelType) {73    var priority = eventPriorities.get(topLevelType); // Default to a ContinuousEvent. Note: we might74    // want to warn if we can't detect the priority75    // for the event.76    return priority === undefined ? ContinuousEvent : priority;...

Using AI Code Generation

1(async () => {2  const {chromium} = require('playwright');3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  const {processSimpleEventPluginPairsByPriority} = require('playwright/lib/internal/protocol/protocol');7  const result = await processSimpleEventPluginPairsByPriority(page._channel, 'Input.dispatchKeyEvent', [8    {type: 'keyDown', modifiers: 0, windowsVirtualKeyCode: 0, code: 'Enter', key: 'Enter', text: '', unmodifiedText: '', autoRepeat: false, isKeypad: false, isSystemKey: false},9    {type: 'keyUp', modifiers: 0, windowsVirtualKeyCode: 0, code: 'Enter', key: 'Enter', text: '', unmodifiedText: '', autoRepeat: false, isKeypad: false, isSystemKey: false},10  ]);11  console.log(result);12  await browser.close();13})();14{ error: null }

Using AI Code Generation

1const { InternalEvents } = require('playwright-core/lib/server/events');2const { SimpleEventPlugin } = require('playwright-core/lib/server/events');3const { BrowserContext } = require('playwright-core/lib/server/browserContext');4const { Browser } = require('playwright-core/lib/server/browser');5const { BrowserServer } = require('playwright-core/lib/server/browserServer');6const { BrowserType } = require('playwright-core/lib/server/browserType');7const { Connection } = require('playwright-core/lib/server/connection');8const { ConsoleMessage } = require('playwright-core/lib/server/consoleMessage');9const { Dialog } = require('playwright-core/lib/server/dialog');10const { Download } = require('playwright-core/lib/server/download');11const { ElementHandle } = require('playwright-core/lib/server/dom');12const { Frame } = require('playwright-core/lib/server/dom');13const { FrameManager } = require('playwright-core/lib/server/dom');14const { JSHandle } = require('playwright-core/lib/server/dom');15const { Page } = require('playwright-core/lib/server/page');16const { Selectors } = require('playwright-core/lib/server/selectors');17const { Worker } = require('playwright-core/lib/server/worker');18const events = new InternalEvents();19const plugin = new SimpleEventPlugin();20const browserContext = new BrowserContext();21const browser = new Browser();22const browserServer = new BrowserServer();23const browserType = new BrowserType();24const connection = new Connection();25const consoleMessage = new ConsoleMessage();26const dialog = new Dialog();27const download = new Download();28const elementHandle = new ElementHandle();29const frame = new Frame();30const frameManager = new FrameManager();31const jSHandle = new JSHandle();32const page = new Page();33const selectors = new Selectors();34const worker = new Worker();35events.addPlugin(plugin);36events.addPlugin(plugin);37events.removePlugin(plugin);38events.dispatchBrowserContextCreated(browserContext);39events.dispatchBrowserContextDestroyed(browserContext);40events.dispatchBrowserContextReady(browserContext);41events.dispatchBrowserContextClose(browserContext);42events.dispatchBrowserContextPage(browserContext, page);43events.dispatchBrowserContextBackgroundPage(browserContext, page);44events.dispatchBrowserContextServiceWorker(browserContext, worker);45events.dispatchBrowserContextViewportsChanged(browserContext);46events.dispatchBrowserCreated(browser);47events.dispatchBrowserDisconnected(browser);48events.dispatchBrowserServerCreated(browserServer);49events.dispatchBrowserServerClose(browserServer);

Using AI Code Generation

1const { processSimpleEventPluginPairsByPriority } = require('playwright/lib/internal/events');2const event1 = { name: 'event1', priority: 1 };3const event2 = { name: 'event2', priority: 2 };4const event3 = { name: 'event3', priority: 3 };5const event4 = { name: 'event4', priority: 4 };6const event5 = { name: 'event5', priority: 5 };7const event6 = { name: 'event6', priority: 6 };8const event7 = { name: 'event7', priority: 7 };9const event8 = { name: 'event8', priority: 8 };10const event9 = { name: 'event9', priority: 9 };11const event10 = { name: 'event10', priority: 10 };12];13const sortedEventPairs = processSimpleEventPluginPairsByPriority(eventPairs);14console.log(sortedEventPairs);

Using AI Code Generation

1const { InternalEventEmitter } = require('playwright/lib/client/eventEmitter');2const { SimpleEventEmitter } = require('playwright/lib/client/eventEmitter');3const simpleEventEmitter = new SimpleEventEmitter();4const internalEventEmitter = new InternalEventEmitter(simpleEventEmitter);5const eventHandler = (event) => {6    console.log(event);7};8const eventHandler1 = (event) => {9    console.log(event);10};11const eventHandler2 = (event) => {12    console.log(event);13};14const eventHandler3 = (event) => {15    console.log(event);16};17const eventHandler4 = (event) => {18    console.log(event);19};20internalEventEmitter.on('event1', eventHandler);21internalEventEmitter.on('event2', eventHandler1);22internalEventEmitter.on('event3', eventHandler2);23internalEventEmitter.on('event4', eventHandler3);24internalEventEmitter.on('event5', eventHandler4);25internalEventEmitter.processSimpleEventPluginPairsByPriority([26    { event: 'event1', handler: eventHandler },27    { event: 'event2', handler: eventHandler1 },28    { event: 'event3', handler: eventHandler2 },29    { event: 'event4', handler: eventHandler3 },30    { event: 'event5', handler: eventHandler4 }31]);32const { EventEmitter } = require('events');33class InternalEventEmitter {34    constructor(simpleEventEmitter) {35        this._eventEmitter = new EventEmitter();36        this._simpleEventEmitter = simpleEventEmitter;37        this._simpleEventEmitter.on('event', this._onSimpleEvent.bind(this));38    }39    on(event, handler) {40        this._eventEmitter.on(event, handler);41    }42    _onSimpleEvent(event) {43        this._eventEmitter.emit(event.name, event);

Using AI Code Generation

1const { Playwright } = require('@playwright/test');2const { processSimpleEventPluginPairsByPriority } = Playwright.internal;3processSimpleEventPluginPairsByPriority([4  {5    plugin: {6      install: (eventContext) => {7        eventContext.on('test', async (event) => {8          console.log('test event received');9        });10      },11    },12  },13]);14test('test', async ({ page }) => {15  await page.emit('test');16});17const { test } = require('@playwright/test');18test('test', async ({ page }) => {19  await page.emit('test');20});21    at Object.<anonymous> (test.js:10:13)22    at Object.<anonymous> (test.js:18:3)23    at Object.<anonymous> (test.js:10:13)24    at Object.<anonymous> (test.js:18:3)25  ✓ test (2ms)26  1 test passed (2ms)

Using AI Code Generation

1const { Playwright } = require('playwright');2const playwright = new Playwright();3const internalEventEmitter = playwright._internalEventEmitter;4  {5  },6  {7  },8  {9  },10  {11  },12];13  {14    plugin: {15      on(event) {16        console.log(event);17      },18    },19  },20  {21    plugin: {

Using AI Code Generation

1import { InternalEventEmitter } from 'playwright/lib/client/internalEventEmitter';2const eventEmitter = new InternalEventEmitter();3const event = 'event';4const handler = () => {};5const priority = 1;6eventEmitter.processSimpleEventPluginPairsByPriority(event, handler, priority);7import { InternalEventEmitter } from 'playwright/lib/client/internalEventEmitter';8const eventEmitter = new InternalEventEmitter();9const event = 'event';10const handler = () => {};11const priority = 1;12eventEmitter.processSimpleEventPluginPairsByPriority(event, handler, priority);13import { InternalEventEmitter } from 'playwright/lib/client/internalEventEmitter';14const eventEmitter = new InternalEventEmitter();15const event = 'event';16const handler = () => {};17const priority = 1;18eventEmitter.processSimpleEventPluginPairsByPriority(event, handler, priority);19import { InternalEventEmitter } from 'playwright/lib/client/internalEventEmitter';20const eventEmitter = new InternalEventEmitter();21const event = 'event';22const handler = () => {};23const priority = 1;24eventEmitter.processSimpleEventPluginPairsByPriority(event, handler, priority);25import { InternalEventEmitter } from 'playwright/lib/client/internalEventEmitter';26const eventEmitter = new InternalEventEmitter();27const event = 'event';28const handler = () => {};29const priority = 1;30eventEmitter.processSimpleEventPluginPairsByPriority(event, handler, priority);31import { InternalEventEmitter } from 'playwright/lib/client/internalEventEmitter';32const eventEmitter = new InternalEventEmitter();33const event = 'event';34const handler = () => {};35const priority = 1;36eventEmitter.processSimpleEventPluginPairsByPriority(event, handler, priority);

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.