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How to use requestUpdateLane method in Playwright Internal
Best JavaScript code snippet using playwright-internal
ReactFiberReconciler.old.js
Source:ReactFiberReconciler.old.js 
...151 callback: ?Function,152): Lane {153 const current = container.current;154 const eventTime = requestEventTime();155 const lane = requestUpdateLane(current);156 if (enableSchedulingProfiler) {157 markRenderScheduled(lane);158 }159 const context = getContextForSubtree(parentComponent);160 if (container.context === null) {161 container.context = context;162 } else {163 container.pendingContext = context;164 }165 const update = createUpdate(eventTime, lane);166 // Caution: React DevTools currently depends on this property167 // being called "element".168 update.payload = {element};169 callback = callback === undefined ? null : callback;170 if (callback !== null) {171 update.callback = callback;172 }173 enqueueUpdate(current, update);174 scheduleUpdateOnFiber(current, lane, eventTime);175 return lane;176}177export {178 batchedEventUpdates,179 batchedUpdates,180 unbatchedUpdates,181 deferredUpdates,182 discreteUpdates,183 flushDiscreteUpdates,184 flushControlled,185 flushSync,186 flushPassiveEffects,187 IsThisRendererActing,188 act,189};190export function getPublicRootInstance(191 container: OpaqueRoot,192): React$Component<any, any> | PublicInstance | null {193 const containerFiber = container.current;194 if (!containerFiber.child) {195 return null;196 }197 switch (containerFiber.child.tag) {198 case HostComponent:199 return getPublicInstance(containerFiber.child.stateNode);200 default:201 return containerFiber.child.stateNode;202 }203}204export function attemptSynchronousHydration(fiber: Fiber): void {205 switch (fiber.tag) {206 case HostRoot:207 const root: FiberRoot = fiber.stateNode;208 if (root.hydrate) {209 // Flush the first scheduled "update".210 const lanes = getHighestPriorityPendingLanes(root);211 flushRoot(root, lanes);212 }213 break;214 case SuspenseComponent:215 const eventTime = requestEventTime();216 flushSync(() => scheduleUpdateOnFiber(fiber, SyncLane, eventTime));217 // If we're still blocked after this, we need to increase218 // the priority of any promises resolving within this219 // boundary so that they next attempt also has higher pri.220 const retryLane = InputDiscreteHydrationLane;221 markRetryLaneIfNotHydrated(fiber, retryLane);222 break;223 }224}225function markRetryLaneImpl(fiber: Fiber, retryLane: Lane) {226 const suspenseState: null | SuspenseState = fiber.memoizedState;227 if (suspenseState !== null && suspenseState.dehydrated !== null) {228 suspenseState.retryLane = higherPriorityLane(229 suspenseState.retryLane,230 retryLane,231 );232 }233}234// Increases the priority of thennables when they resolve within this boundary.235function markRetryLaneIfNotHydrated(fiber: Fiber, retryLane: Lane) {236 markRetryLaneImpl(fiber, retryLane);237 const alternate = fiber.alternate;238 if (alternate) {239 markRetryLaneImpl(alternate, retryLane);240 }241}242export function attemptUserBlockingHydration(fiber: Fiber): void {243 if (fiber.tag !== SuspenseComponent) {244 // We ignore HostRoots here because we can't increase245 // their priority and they should not suspend on I/O,246 // since you have to wrap anything that might suspend in247 // Suspense.248 return;249 }250 const eventTime = requestEventTime();251 const lane = InputDiscreteHydrationLane;252 scheduleUpdateOnFiber(fiber, lane, eventTime);253 markRetryLaneIfNotHydrated(fiber, lane);254}255export function attemptContinuousHydration(fiber: Fiber): void {256 if (fiber.tag !== SuspenseComponent) {257 // We ignore HostRoots here because we can't increase258 // their priority and they should not suspend on I/O,259 // since you have to wrap anything that might suspend in260 // Suspense.261 return;262 }263 const eventTime = requestEventTime();264 const lane = SelectiveHydrationLane;265 scheduleUpdateOnFiber(fiber, lane, eventTime);266 markRetryLaneIfNotHydrated(fiber, lane);267}268export function attemptHydrationAtCurrentPriority(fiber: Fiber): void {269 if (fiber.tag !== SuspenseComponent) {270 // We ignore HostRoots here because we can't increase271 // their priority other than synchronously flush it.272 return;273 }274 const eventTime = requestEventTime();275 const lane = requestUpdateLane(fiber);276 scheduleUpdateOnFiber(fiber, lane, eventTime);277 markRetryLaneIfNotHydrated(fiber, lane);278}279export function runWithPriority<T>(priority: LanePriority, fn: () => T) {280 const previousPriority = getCurrentUpdateLanePriority();281 try {282 setCurrentUpdateLanePriority(priority);283 return fn();284 } finally {285 setCurrentUpdateLanePriority(previousPriority);286 }287}288export {getCurrentUpdateLanePriority};289export {findHostInstance};...
custom-reconciler.js
Source:custom-reconciler.js
...108}109function updateContainer(reactElement, fiberRoot, callback) {110 let currentFiber = fiberRoot.current;111 let now = requestEventTime();112 let lane = requestUpdateLane(currentFiber);113 let update = createUpdate(now, lane);114 update.payload = {115 reactElement,116 };117 update.callback = callback;118 enqueueUpdate(current, update);119 scheduleUpdateOnFiber(currentFiber, lane, now);120}121let currentEventTime = -1;122// åå§åupdateContainerçæ¶åä¼è·æ°æ¶é´123function requestEventTime() {124 if (currentEventTime != -1) {125 return currentEventTime;126 }127 currentEventTime = performance.now();128 return currentEventTime;129}130function requestUpdateLane(fiber) {131 let currentLane = fiber.lanes;132 // NoMode StrictMode BlockingMode = 2 etc133 // ä¸å模å¼æ´æ°çä¼å
级ä¸ä¸æ ·134 // lane => NoLane SyLane = 1 å¼è¶å°ä¼å
级è¶é«135 // fiberåå§å136 let mode = fiber.mode;137 // ä¸æ¯é»å¡çæ
åµä¸138 if ((mode & BlockingMode) === NoMode) {139 return SyncLane;140 }141 // contexté»è¾142}143function createUpdate(eventTime, lane) {144 return {...
legacy.js
Source:legacy.js
...98 // rootFiber99 const current = fiberRoot.current;100 // å建æ´æ° æ´æ°å
¥rootFiberæ´æ°éå101 const eventTime = requestEventTime(); // get currentTime102 const lane = requestUpdateLane(current); 103 const update = createUpdate(eventTime, lane);104 update.payload = {element}105 enqueueUpdate(current, update, lane);106 // å¼å§è°åº¦107 const root = scheduleUpdateOnFiber(current, lane, eventTime)108 return lane109}110//****************** å¼å§è°åº¦ scheduleUpdateOnFiber *******************/111function scheduleUpdateOnFiber(fiber, lane, eventTime) {112 // æ è®°ä»Fiberå°æ ¹çæ´æ°éé113 const root = markUpdateLaneFromFiberToRoot(fiber, lane);114 // æ è®°æ ¹æä¸ä¸ªæèµ·çæ´æ°115 markRootUpdated(root, lane, eventTime);116 // åæ¥Lane legacyæ´æ°æ¨¡å¼...
ReactBaseComponent.js
Source:ReactBaseComponent.js
...19 * å¯ç¨ä¸ä¸ªæ´æ°çèµéï¼è®¡ç®æ¬æ¬¡æ´æ°çä¼å
级20 * lane èµéçææ è¶å¾å¤ä¼å
级约ä½ï¼çº¦å¾å
ä¼å
级约é«21 * 1 ä¼å
级æé«22 */23 var lane = requestUpdateLane(fiber);24 // å建ä¸ä¸ªæ´æ°å¯¹è±¡25 var update = createUpdate(eventTime, lane);26 // è´è½½æ°æ® {number:1}27 update.payload = payload;28 // if (callback !== undefined && callback !== null) {29 // {30 // warnOnInvalidCallback(callback, 'setState');31 // }32 // update.callback = callback;33 // }34 enqueueUpdate(fiber, update);35 scheduleUpdateOnFiber(fiber, lane, eventTime);36 }37}38export class Component {39 constructor() {40 this.updater = classComponentUpdater;41 }42 setState(partialState) {43 // è°ç¨æ¤ç»ä»¶æ´æ°å¨çenqueueSetStateå
¥éæ°ç¶ææ¹æ³ï¼åæ° ç»ä»¶çå®ä¾åæ°ç¶æ44 this.updater.enqueueSetState(this, partialState);45 }46}47function requestEventTime () {48 return performance.now();49}50 51// æ¤å¤åæ» æé«ä¼å
级152function requestUpdateLane() {53 return SyncLane;54}55// 离æ£äºä»¶ ç¹å» ç¨æ·é»å¡ï¼dragï¼è¿ç»äºä»¶ error compelte56// å½±åä¼å
级57// ä¼å
级ä¸ä¸æ ·ï¼èµéä¸ä¸æ ·58// TODO59/**60 * è¿åä¸ä¸ªå¯¹è±¡61 * @param {*} eventTime 计ç®è¶
æ¶æ¶é´62 * @param {*} lane 计ç®ä»»å¡ä¼å
级 èµéè¶å°ï¼ä¼å
级约é«63 */64function createUpdate(eventTime, lane) {65 return {66 eventTime,...
4.6.ReactBaseCompontent.js
Source:4.6.ReactBaseCompontent.js
...3let classComponentUpdater = {4 enqueueState(inst,payload){5 let fiber = get(inst);6 let eventTime = requestEventTime();7 let lane = requestUpdateLane(fiber);//计ç®ä»»å¡çä¼å
级8 let update = createUpdate(eventTime,lane); //å建æ´æ°9 update.payload = payload; //payloadæ¯ç¨æ·åçå½æ°æè
对象10 enqueueUpdate(fiber,update);11 scheduleUpdateOnFiber(fiber)12 }13}14function enqueueUpdate (fiber,update){15 fiber.updateQueue.push(update) ; //æºç ä¸æ¯é¾è¡¨16}17function createUpdate(eventTime,lane){18 return {eventTime,lane}19}20function requestUpdateLane(){21 //æç
§å½åäºä»¶çä¼å
级æ¥è¿å laneå¼ï¼è¿é模æè¿å122 return SyncLane23}24//ä¼å
级é«çä¼ææä¼å
级ä½ç25function requestEventTime(){26 return performance.now(); //è·åç¨åºå¯å¨å°ç°å¨çæ¶é´27}28function get (inst){29 return inst._reactInteral30}31class Component{32 constructor(){33 this.updater = classComponentUpdater;34 }...
Root.js
Source:Root.js
...27function updateContainer(element, root){ 28 // prepare and enqueue `update` 29 const current = root.current;//uninitialized fiber.30 const eventTime =requestEventTime();31 const lane = requestUpdateLane();32 const update = createUpdate(eventTime, lane, element);33 enqueueUpdate(current, update); //update fiber.updateQueue.34 const rootFiber = scheduleUpdateOnFiber(current, lane, eventTime); ...
ReactBaseClasses.js
Source:ReactBaseClasses.js
...3const classComponentUpdater = {4 enqueueUpdateSetState(inst, partialState) {5 const fiber = get(inst);6 const eventTime = requestEventTime();7 const lane = requestUpdateLane(fiber);8 const update = createUpdate(eventTime, lane);9 update.payload = partialState;10 enqueueUpdate(fiber, update);11 scheduleUpdateOnFiber(fiber);12 },13};14export default class Component {15 constructor() {16 this.updater = classComponentUpdater;17 }18 setState(partialState) {19 this.updater.enqueueUpdateSetState(this, partialState);20 }21}22function get(inst) {23 return inst._reactInternals;24}2526function enqueueUpdate(fiber, update) {27 fiber.updateQueue.push(update);28}2930function createUpdate(eventTime, lane) {31 return { eventTime, lane };32}3334function requestEventTime() {35 return performance.now();36}3738function requestUpdateLane(fiber) {39 return SyncLane;
...
ReactFiberReconciler.js
Source:ReactFiberReconciler.js
...9 parentComponent10 ) {11 const current = container.current;12 const eventTime = requestEventTime();13 const lane = requestUpdateLane(current);14 const update = createUpdate(eventTime, lane);15 update.payload = {element};16 enqueueUpdate(current, update);17 scheduleUpdateOnFiber(current, lane, eventTime);18 return lane;19}20export function createContainer(containerInfo, tag) {21 return createFiberRoot(containerInfo, tag) ;22}23export {24 updateContainer...
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.evaluate(() => {7 window.requestUpdateLane();8 });9 await browser.close();10})();
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.screenshot({ path: `example.png` });7 await browser.close();8})();9module.exports = {10 use: {11 viewport: { width: 1280, height: 720 },12 },13};
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.evaluate(() => {7 window.requestAnimationFrame(() => {8 window.requestUpdateLane();9 });10 });11 await browser.close();12})();13const { devices } = require('@playwright/test');14module.exports = {15 use: {16 viewport: { width: 1280, height: 720 },17 },18 {19 use: {20 },21 },22 {23 use: {24 },25 },26 {27 use: {28 },29 },30};31const { test, expect } = require('@playwright/test');32test('test', async ({ page }) => {33 await page.click('text=More information');34 const element = await page.waitForSelector('text=Example Domain');35 expect(element).toBeTruthy();36});37const { test, expect } = require('@playwright/test');38test('test', async ({ page }) => {39 await page.click('text=More information');40 const element = await page.waitForSelector('text=Example Domain');41 expect(element).toBeTruthy();42});43const { test, expect } = require('@playwright/test');44test('test', async ({ page }) => {45 await page.click('text=More information');46 const element = await page.waitForSelector('text=Example Domain');47 expect(element).toBeTruthy();48});49const { test, expect } = require('@playwright/test');50test('test', async ({ page }) => {51 await page.click('
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.waitForTimeout(10000);7 await page.evaluate(() => {8 window.requestUpdateLane(1);9 })10 await page.waitForTimeout(10000);11 await browser.close();12})();
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.evaluate(() => {7 window.requestAnimationFrame(() => {});8 });9 await page.mainFrame()._page._delegate.requestUpdateLane();10 await page.screenshot({ path: 'example.png' });11 await browser.close();12})();13const { test, expect } = require('@playwright/test');14test('test', async ({ page }) => {15 await page.evaluate(() => {16 window.requestAnimationFrame(() => {});17 });18 await page.mainFrame()._page._delegate.requestUpdateLane();19 const screenshot = await page.screenshot();20 expect(screenshot).toMatchSnapshot('example.png');21});22const { chromium } = require('playwright');23const { test } = require('@playwright/test');24test.use({25 async browserName(browserOptions) {26 const browser = await chromium.launch();27 const context = await browser.newContext();28 const page = await context.newPage();29 await page.evaluate(() => {30 window.requestAnimationFrame(() => {});31 });32 await page.mainFrame()._page._delegate.requestUpdateLane();
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.waitForTimeout(1000);7 await page.requestUpdateLane();8 await page.waitForTimeout(1000);9 await browser.close();10})();11const element = await page.$('text="Edit"');12await element.click();13page.on('request', (request) => {14 request.continue({ headers: {15 } });16});17Error: Protocol error (Network.updateInterceptedRequest): 'Network.updateInterceptedRequest' wasn't found18page.on('request', (request) => {19 request.continue({ headers: {20 } });21});22Error: Protocol error (Network.updateInterceptedRequest): 'Network.updateInterceptedRequest' wasn't found
Using AI Code Generation
1const { requestUpdateLane } = require('playwright');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 await page.waitForTimeout(10000);8 await requestUpdateLane(page, 'networkidle');9 await page.screenshot({ path: `example.png` });10 await browser.close();11})();12Shivani is a software tester and a blogger. She is passionate about software testing and loves to write about it. She has written many articles on software testing and has contributed to many testing blogs. She is also a member of the ISTQB (International Software Testing Qualifications Board) and has completed the ISTQB Advanced Level Test Analyst certification. She has also completed the ISTQB Advanced Level Test Automation Engineer certification. She is also a member of the IIBA (International Institute of Business Analysis) and has completed the IIBA CCBA certification. She is a Certified Scrum Master (CSM) and has completed the Scrum Alliance Certified Scrum Product Owner (CSPO) certification. She is also a Certified Agile Scrum Developer (CSD) and a Certified Agile Scrum Master (CSM). She is a Certified Scrum Product Owner (CSPO) and a Certified Scrum Master (CSM). She is also a Certified Scrum Developer (CSD) and a Certified Scrum Master (CSM). She is also a Certified Scrum Master (CSM) and
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const context = await browser.newContext({5 viewport: { width: 1280, height: 720 },6 });7 const page = await context.newPage();8 await page.waitForTimeout(5000);9 await page.evaluate(() => {10 requestUpdateLane('lane1', 'lane2', 1000);11 });12 await page.waitForTimeout(5000);13 await browser.close();14})();15 <div id="lane1" style="width: 100px; height: 100px; background-color: red;"></div>16 <div id="lane2" style="width: 100px; height: 100px; background-color: blue;"></div>17const express = require('express');18const app = express();19const path = require('path');20app.use(express.static(path.join(__dirname, 'public')));21app.listen(8080, () => {22 console.log('Server started');23});24 <div id="lane1" style="width: 100px; height: 100px; background-color: red;"></div>25 <div id="lane2" style="width: 100px; height: 100px; background-color: blue;"></div>26window.requestUpdateLane = function (fromLaneId, toLaneId, duration) {27 const fromLane = document.getElementById(fromLaneId);28 const toLane = document.getElementById(toLaneId);29 const fromLaneRect = fromLane.getBoundingClientRect();30 const toLaneRect = toLane.getBoundingClientRect();
Using AI Code Generation
1const { chromium, devices } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext({5 userAgent: 'Mozilla/5.0 (iPhone; CPU iPhone OS 13_2_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.3 Mobile/15E148 Safari/604.1',6 });7 const page = await context.newPage();8 await page.screenshot({ path: `example.png` });9 await browser.close();10})();11const { chromium, devices } = require('playwright');12(async () => {13 const browser = await chromium.launch();14 const context = await browser.newContext({15 userAgent: 'Mozilla/5.0 (iPhone; CPU iPhone OS 13_2_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.3 Mobile/15E148 Safari/604.1',16 });17 const page = await context.newPage();18 await page.screenshot({ path: `example.png` });19 await browser.close();20})();
Using AI Code Generation
1const playwright = require('playwright');2const { requestUpdateLane } = require('playwright/lib/server/supplements/recorder/recorderSupplement');3(async () => {4 const browser = await playwright.chromium.launch({ headless: false });5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.click('text=Get Started');8 await requestUpdateLane(page, 'click', 'text=Get Started', { button: 'left', clickCount: 2 });9 await page.close();10 await browser.close();11})();12const playwright = require('playwright');13const { requestUpdateLane } = require('playwright/lib/server/supplements/recorder/recorderSupplement');14(async () => {15 const browser = await playwright.chromium.launch({ headless: false });16 const context = await browser.newContext();17 const page = await context.newPage();18 await page.click('text=Get Started');19 await requestUpdateLane(page, 'click', 'text=Get Started', { button: 'left', clickCount: 2 });20 await page.close();21 await browser.close();22})();
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