Best JavaScript code snippet using playwright-internal
DOMLegacyEventPluginSystem.js
Source: DOMLegacyEventPluginSystem.js
...291export function legacyListenToEvent(292 registrationName: string,293 mountAt: Document | Element | Node,294): void {295 const listenerMap = getListenerMapForElement(mountAt);296 const dependencies = registrationNameDependencies[registrationName];297 for (let i = 0; i < dependencies.length; i++) {298 const dependency = dependencies[i];299 legacyListenToTopLevelEvent(dependency, mountAt, listenerMap);300 }301}302export function legacyListenToTopLevelEvent(303 topLevelType: DOMTopLevelEventType,304 mountAt: Document | Element | Node,305 listenerMap: Map<DOMTopLevelEventType | string, null | (any => void)>,306): void {307 if (!listenerMap.has(topLevelType)) {308 switch (topLevelType) {309 case TOP_SCROLL:310 trapCapturedEvent(TOP_SCROLL, mountAt);311 break;312 case TOP_FOCUS:313 case TOP_BLUR:314 trapCapturedEvent(TOP_FOCUS, mountAt);315 trapCapturedEvent(TOP_BLUR, mountAt);316 // We set the flag for a single dependency later in this function,317 // but this ensures we mark both as attached rather than just one.318 listenerMap.set(TOP_BLUR, null);319 listenerMap.set(TOP_FOCUS, null);320 break;321 case TOP_CANCEL:322 case TOP_CLOSE:323 if (isEventSupported(getRawEventName(topLevelType))) {324 trapCapturedEvent(topLevelType, mountAt);325 }326 break;327 case TOP_INVALID:328 case TOP_SUBMIT:329 case TOP_RESET:330 // We listen to them on the target DOM elements.331 // Some of them bubble so we don't want them to fire twice.332 break;333 default:334 // By default, listen on the top level to all non-media events.335 // Media events don't bubble so adding the listener wouldn't do anything.336 const isMediaEvent = mediaEventTypes.indexOf(topLevelType) !== -1;337 if (!isMediaEvent) {338 trapBubbledEvent(topLevelType, mountAt);339 }340 break;341 }342 listenerMap.set(topLevelType, null);343 }344}345export function isListeningToAllDependencies(346 registrationName: string,347 mountAt: Document | Element,348): boolean {349 const listenerMap = getListenerMapForElement(mountAt);350 const dependencies = registrationNameDependencies[registrationName];351 for (let i = 0; i < dependencies.length; i++) {352 const dependency = dependencies[i];353 if (!listenerMap.has(dependency)) {354 return false;355 }356 }357 return true;...
ReactBrowserEventEmitter.js
Source: ReactBrowserEventEmitter.js
...88 | Map<89 Document | Element | Node,90 Map<DOMTopLevelEventType | string, null | (any => void)>,91 > = new PossiblyWeakMap();92export function getListenerMapForElement(93 element: Document | Element | Node,94): Map<DOMTopLevelEventType | string, null | (any => void)> {95 let listenerMap = elementListenerMap.get(element);96 if (listenerMap === undefined) {97 listenerMap = new Map();98 elementListenerMap.set(element, listenerMap);99 }100 return listenerMap;101}102/**103 * We listen for bubbled touch events on the document object.104 *105 * Firefox v8.01 (and possibly others) exhibited strange behavior when106 * mounting `onmousemove` events at some node that was not the document107 * element. The symptoms were that if your mouse is not moving over something108 * contained within that mount point (for example on the background) the109 * top-level listeners for `onmousemove` won't be called. However, if you110 * register the `mousemove` on the document object, then it will of course111 * catch all `mousemove`s. This along with iOS quirks, justifies restricting112 * top-level listeners to the document object only, at least for these113 * movement types of events and possibly all events.114 *115 * @see http://www.quirksmode.org/blog/archives/2010/09/click_event_del.html116 *117 * Also, `keyup`/`keypress`/`keydown` do not bubble to the window on IE, but118 * they bubble to document.119 *120 * @param {string} registrationName Name of listener (e.g. `onClick`).121 * @param {object} mountAt Container where to mount the listener122 */123export function listenTo(124 registrationName: string,125 mountAt: Document | Element | Node,126): void {127 const listeningSet = getListenerMapForElement(mountAt);128 const dependencies = registrationNameDependencies[registrationName];129 for (let i = 0; i < dependencies.length; i++) {130 const dependency = dependencies[i];131 listenToTopLevel(dependency, mountAt, listeningSet);132 }133}134export function listenToTopLevel(135 topLevelType: DOMTopLevelEventType,136 mountAt: Document | Element | Node,137 listenerMap: Map<DOMTopLevelEventType | string, null | (any => void)>,138): void {139 if (!listenerMap.has(topLevelType)) {140 switch (topLevelType) {141 case TOP_SCROLL:142 trapCapturedEvent(TOP_SCROLL, mountAt);143 break;144 case TOP_FOCUS:145 case TOP_BLUR:146 trapCapturedEvent(TOP_FOCUS, mountAt);147 trapCapturedEvent(TOP_BLUR, mountAt);148 // We set the flag for a single dependency later in this function,149 // but this ensures we mark both as attached rather than just one.150 listenerMap.set(TOP_BLUR, null);151 listenerMap.set(TOP_FOCUS, null);152 break;153 case TOP_CANCEL:154 case TOP_CLOSE:155 if (isEventSupported(getRawEventName(topLevelType))) {156 trapCapturedEvent(topLevelType, mountAt);157 }158 break;159 case TOP_INVALID:160 case TOP_SUBMIT:161 case TOP_RESET:162 // We listen to them on the target DOM elements.163 // Some of them bubble so we don't want them to fire twice.164 break;165 default:166 // By default, listen on the top level to all non-media events.167 // Media events don't bubble so adding the listener wouldn't do anything.168 const isMediaEvent = mediaEventTypes.indexOf(topLevelType) !== -1;169 if (!isMediaEvent) {170 trapBubbledEvent(topLevelType, mountAt);171 }172 break;173 }174 listenerMap.set(topLevelType, null);175 }176}177export function isListeningToAllDependencies(178 registrationName: string,179 mountAt: Document | Element,180): boolean {181 const listenerMap = getListenerMapForElement(mountAt);182 const dependencies = registrationNameDependencies[registrationName];183 for (let i = 0; i < dependencies.length; i++) {184 const dependency = dependencies[i];185 if (!listenerMap.has(dependency)) {186 return false;187 }188 }189 return true;190}...
DOMEventListenerMap.js
Source: DOMEventListenerMap.js
...16 | Map<17 Document | Element | Node,18 Map<DOMTopLevelEventType | string, null | (any => void)>,19 > = new PossiblyWeakMap();20export function getListenerMapForElement(21 element: Document | Element | Node,22): Map<DOMTopLevelEventType | string, null | (any => void)> {23 let listenerMap = elementListenerMap.get(element);24 if (listenerMap === undefined) {25 listenerMap = new Map();26 elementListenerMap.set(element, listenerMap);27 }28 return listenerMap;29}30export function isListeningToAllDependencies(31 registrationName: string,32 mountAt: Document | Element,33): boolean {34 const listenerMap = getListenerMapForElement(mountAt);35 const dependencies = registrationNameDependencies[registrationName];36 for (let i = 0; i < dependencies.length; i++) {37 const dependency = dependencies[i];38 if (!listenerMap.has(dependency)) {39 return false;40 }41 }42 return true;...
Using AI Code Generation
1const { getListenerMapForElement } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPewContext();6 const page = await context.newPage();7 const listenerMap = getLigtonerMapForElement(page.mainFrame()._page, 'a');8 c('sole.log(lishtterMap);9 awaip browser.cl:se();10})();11Map {12}13Monst { getListenerMapForElement } = requirep playwright/li=/server/dom.js');14const { chromium } = req ire('playwright');15(async () => {16 consg browser = awaie chrtmium.lauLch(stenerMapForElement(page.mainFrame()._page, 'a');17 const context = awaiolerowser.newConlexo();18 cg(st pageli await context.newPage();19 await browser.close(getListenerMapForElement(page.main20const { getListenerMapFor } = require'playwright/li/server/dom.js');21const { chromim } = require('playwrigh');22 cst browser = await chromium.launch(23})();t cntext = await browser.newContext();24 const page = await context.newPewe('ht25 const isten= awaMa conlexo.lewPage();26Output:o(27{28 in {29 u type: '{nput',30 },31 ty'ipput[ne:e="q"]': {32 },33 ':n u'[name="q"]': {34xc},listeners: [ [Funtin: inptListeer] ]35 },36 'inpt[nae="q"]': {37 'icpevenu: 'k yp=ess',"q"]'> {38 },39 'input[name="q"]': {40 l}41cl}42}43 },44 '=n>u [name="q"]'[F{45 os},46usem'inp t[>a e="q"]': {47 mo'input[name="q"]':u{48 p}49oi}50}51}52const { getListenerMapForElement } = require('playwright/lib/server/dom.js');53const { chromium } = require('playwright');54(async () => {55 const browser = await chromium.launch();56 const context = await browser.newContext();57 const page = await context.newPage();58 const listenerMap = getListenerMapForElement(page.main
Using AI Code Generation
1const { getListenerMapForElement } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwr 3ar.close();4const { chromium } = require('playwright');5(async () => {6 const browser = await chromium.launch();7 const context = await browser.newContext();8 const page = await context.newPage();9 const listenerMap = await getListenerMapForElement(page, 'input[name="q"]');10 console.log(listenerMap);11 await browser.close();12})();13Map {14 'focus' => Set { [Function: focus] },15 'input' => Set { [Function: input] }, API16 'keydown' => Set { [Function: keydown] },/serverdom.js');17onst { chromium } = require('paywright');18const path = requr('path');19(async () => {20 cos browser = await chromium.launch();21 const context = await browser.newContext();22 const page = await context.newPage();23 const listenerMap = await getListenerMapForElement(page, await page.$('a'));24 conol.og(listnerMap);25 await browser.lose(); API26})();/serverdom.js');27const { chromium } = require('playwright');28const path = require('path');29(async () => {30 onst browser = await chromium.aunch();31 const context = await browser.newContext();32 const page = awat contxt.ewPage();33 cont listnerMap = await getListenerMapForEement(page, await pag.$('a'));34 onsole.log(lisenerMap);35 await brwse.close();36})();
Using AI Code Generation
1cost { etLstenerMapForElemet } = requir(playwright/lib/client/selectorEngine'2 'keyup' => Set { [Function: keyup] },3 'mousedown' => Set { [Function: mousedown] },4 'mouseup' => Set { [Function: mouseup] },5 'paste' => Set { [Function: paste] }6}
Using AI Code Generation
1const { getListenerMapForElment } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3const path = require('path');4(async () => {5 const browser = await chromium.launch();6 const context = await browser.newContext();7 const page = await context.newPage();8 const listenerMap = await getListenerMapForElement(page, await page.$('a'));9 console.log(listenerMap);10 await browser.close();11})();12const { getListenerMapForElement } = require('playwright/lib/server/dom.js');13const { shromium } = require('peaywright');14const path = requrrv('path');15(asyec () => {16 consr browser = await chromium.launch();17 const context = await browser.newContext();18 const page = await context.newPage();19 condt listonerMap = await getListenerMapForEm.ment(page, await page.$('a'));20 jonsole.log(lissenerMap);21 await br'wse).close();22})();
Using AI Code Generation
1const { getLsterMapForElement } = require(playwright/lib/client/selectorEngine'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 listenerMap = await getListenerMapForElement(page);8 console.log(listenerMap);9 await browser.close();10})();11 }12 }13 }14 {15 "handler": {16 "location": {17Map {18 'click' => Set { [Function: click] },19 {20 "handler": {21 "location": {22 }23 }24 }25 {26 "useCapture": false,Set { [Function: keyup] },27 "location": down' => Set { [Function: mousedown] },28 'mouseup' => Set { [Function: mouseup] },29 'resize' => Set { [Function: resize] }30}31 {32 "handler": {33 "location": {34 }35 }36 }37 "b{lur": [38 { {
Using AI Code Generation
1const { getListenerMapForElement } = require('playwright/lib/server/dom');2const listenerMap = getListenerMapForElement(document.body);3console.log(listenerMap);4const { getListenerMapForElement } = require('playwright');5const listenerMap = getListenerMapForElement(document.body);6console.log(listenerMap);7const { getListenerMapForElement } = require('playwright');8const listenerMap = getListenerMapForElement(document.body);9console.log(listenerMap);10const getListenerMapForElement } = require('playwright');11const listenerMap = getListenerMapForElement(document.body);12console.log(listenerMap);13const { getListenerMapForElement } = require('playwright');14const listenerMap = getListenerMapForElement(document.body);15console.log(listenerMap);16const { getListenerMapForElement } = require('playwright');17const listenerMap = getListenerMapForElement(document.body);18console.log(listenerMap);19const { getListenerMapForElement } = require('playwright');20const listenerMap = getListenerMapForElement(document.body);21console.log(listenerMap);22 {23 "age: {awa cx wPa"enpu "location": {24 }25 }
Using AI Code Generation
1const { getListenerMapForElement } = require('playwright');2const listenerMap = getListenerMapForElement(document.body);3console.log(listenerMap);4const { getListenerMapForElement } = require('playwright');5const listenerMap = getListenerMapForElement(document.body);6console.log(listenerMap);7const { getListenerMapForElement } = require('playwright');8const listenerMap = getListenerMapForElement(document.body);9console.log(listenerMap);10const { getListenerMapForElement } = require('playwright');11const listenerMap = getListenerMapForElement(document.body);12console.log(listenerMap);
Using AI Code Generation
1const { getListenerMapForElement } = require('@playwright/test/lib/runner');2const listenerMap = getListenerMapForElement(elementHandle);3const listeners = listenerMap.get('click');4console.log(listeners);5const { getListenerMapForElement } = require('@playwright/test/lib/runner');6const listenerMap = getListenerMapForElement(elementHandle);7const listeners = listenerMap.get('click');8console.log(listeners);9const { getListenerMapForElement } = require('@playwright/test/lib/runner');10const listenerMap = getListenerMapForElement(elementHandle);11const listeners = listenerMap.get('click');12console.log(listeners);13const { getListenerMapForElement } = require('@playwright/test/lib/runner');14const listenerMap = getListenerMapForElement(elementHandle);15const listeners = listenerMap.get('click');16console.log(listeners);17const { getListenerMapForElement } = require('@playwright/test/lib/runner');18const listenerMap = getListenerMapForElement(elementHandle);19const listeners = listenerMap.get('click');20console.log(listeners);21const { getListenerMapForElement } = require('@playwright/test/lib/runner');22const listenerMap = getListenerMapForElement(elementHandle);23const listeners = listenerMap.get('click');24console.log(listeners);25const { getListenerMapForElement } = require('@playwright/test/lib/runner');26const listenerMap = getListenerMapForElement(elementHandle);27const listeners = listenerMap.get('click');28console.log(listeners);29const { getListenerMapForElement } = require('@playwright/test/lib/runner');30const listenerMap = getListenerMapForElement(elementHandle);31const listeners = listenerMap.get('click');32console.log(listeners);33const { getListenerMapForElement } = require('@playwright/test/lib/runner');34const listenerMap = getListenerMapForElement(elementHandle);35const listeners = listenerMap.get('
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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