How to use updateFromMap method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactChildFiber.js

Source:ReactChildFiber.js Github

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...136 newFiber.flags = Placement;137 return lastPlacedIndex;138 }139 }140 function updateFromMap(existingChildren, returnFiber, newIdx, newChild) {141 const matchedFiber = existingChildren.get(newChild.key || newIdx);142 return updateElement(returnFiber, matchedFiber, newChild);143 }144 /**145 * 如果新的虚拟DOM是一个数组的话， 也就是说有多个儿子的话146 * @param {*} returnFiber ui147 * @param {*} currentFirstChild null 148 * @param {*} newChild [liA,liB,liC]149 */150 function reconcileChildrenArray(returnFiber, currentFirstChild, newChildren) {151 //将要返回的第一个新fiber152 let resultingFirstChild = null;153 //上一个新fiber154 let previousNewFiber = null;155 //当前的老fiber156 let oldFiber = currentFirstChild;157 //下一个老fiber158 let nextOldFiber = null;159 //新的虚拟DOM的索引160 let newIdx = 0;161 //指的上一个可以复用的，不需要移动的节点的老索引162 let lastPlacedIndex = 0;163 //处理更新的情况 老fiber和新fiber都存在164 for (; oldFiber && newIdx < newChildren.length; newIdx++) {165 //先缓存下一个老fiber166 nextOldFiber = oldFiber.sibling;167 //试图复用才fiber168 const newFiber = updateSlot(returnFiber, oldFiber, newChildren[newIdx]);169 //如果key 不一样，直接跳出第一轮循环170 if (!newFiber)171 break; //跳出第一轮循环172 //老fiber存在，但是新的fiber并没有复用老fiber173 if (oldFiber && !newFiber.alternate) {174 deleteChild(returnFiber, oldFiber);175 }176 //核心是给当前的newFiber添加一个副作用flags 叫新增177 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);178 if (!previousNewFiber) {179 resultingFirstChild = newFiber;//resultingFirstChild=>li(A)180 } else {181 previousNewFiber.sibling = newFiber;//liB.sibling=li(C)182 }183 previousNewFiber = newFiber;//previousNewFiber=>li(C)184 oldFiber = nextOldFiber;185 }186 if (newIdx === newChildren.length) {//1!=6187 deleteRemainingChildren(returnFiber, oldFiber);188 return resultingFirstChild;189 }190 //如果没有老fiber了191 if (!oldFiber) { //oldFIber现在指向B，有的，进不出192 //循环虚拟DOM数组， 为每个虚拟DOM创建一个新的fiber193 for (; newIdx < newChildren.length; newIdx++) {194 const newFiber = createChild(returnFiber, newChildren[newIdx]);//li(C)195 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);196 if (!previousNewFiber) {197 resultingFirstChild = newFiber;//resultingFirstChild=>li(A)198 } else {199 previousNewFiber.sibling = newFiber;//liB.sibling=li(C)200 }201 previousNewFiber = newFiber;//previousNewFiber=>li(C)202 }203 return resultingFirstChild;204 }205 //将剩下的老fiber放入map中206 const existingChildren = mapRemainingChildren(returnFiber, oldFiber);207 for (; newIdx < newChildren.length; newIdx++) {208 //去map中找找有没key相同并且类型相同可以复用的老fiber 老真实DOM209 const newFiber = updateFromMap(existingChildren, returnFiber, newIdx, newChildren[newIdx]);210 if (newFiber) {211 //说明是复用的老fiber212 if (newFiber.alternate) {213 existingChildren.delete(newFiber.key || newIdx);214 }215 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);216 if (!previousNewFiber) {217 resultingFirstChild = newFiber;//resultingFirstChild=>li(A)218 } else {219 previousNewFiber.sibling = newFiber;//liB.sibling=li(C)220 }221 previousNewFiber = newFiber;//previousNewFiber=>li(C)222 }223 }...

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Address.js

Source:Address.js Github

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...81 let form = {physical: this.props.physical, postal: this.props.postal, needTransportation: this.props.needTransportation};82 //check if there any change83 this.props.saveAddress(form, onResult, onError, this.props.requestId);84 }85 updateFromMap(obj) {86 console.log(obj);87 let address = this.props.physical;88 address.zipcode = obj.postalCode;89 if (obj.city)90 for (const city of cities) {91 let src = city.description.trim().toUpperCase();92 let possibleMatch = obj.city.trim().toUpperCase();93 if (src === possibleMatch) {94 address.city = city.value;95 break;96 }97 }98 address.line1 = obj.addressLine;99 address.latitude = obj.lat;...

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map.js

Source:map.js Github

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...163 setGeojson(geojson, "map");164 };165 editProperties = (update, layer) => {166 layer.feature.properties = update.updated_src;167 this.updateFromMap();168 };169 makePopup = layer => {170 const { setGeojson } = this.props;171 const div = document.createElement("div");172 const popup = ReactDOM.render(173 <Popup174 layer={layer}175 editProperties={update => this.editProperties(update, layer)}176 setGeojson={setGeojson}177 popupRemoveLayer={this.popupRemoveLayer}178 />,179 div180 );181 div.className = "ispopup";182 return div;183 };184 ensureMapIsGeoJSON = e => {185 const {186 map: {187 editTools: { featuresLayer }188 }189 } = this.state;190 const geojson = featuresLayer.toGeoJSON();191 featuresLayer.clearLayers();192 L.geoJson(geojson).eachLayer(layer => {193 featuresLayer.addLayer(layer);194 // layer must be added before editing can be enabled.195 layer.enableEdit();196 layer.on("click", this.clickPolygon);197 });198 this.updateFromMap(e);199 };200 clickPolygon = e => {201 const { target } = e;202 if (203 (e.originalEvent.ctrlKey || e.originalEvent.metaKey) &&204 target.editEnabled()205 ) {206 target.editor.newHole(e.latlng);207 }208 };209 updateFromMap = () => {210 const {211 map: {212 editTools: { featuresLayer }...

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AddressMap.js

Source:AddressMap.js Github

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1import React, {Component, PureComponent} from 'react';2import {withScriptjs, withGoogleMap, GoogleMap, Marker} from "react-google-maps"3const GoogleMapExample = withScriptjs(withGoogleMap(props => (4 <GoogleMap5 defaultCenter={{lat: 18.2204101387711, lng: -66.52507685609078}}6 defaultZoom={11}7 onClick={props.onPositionChange}8 ref={props.onMapMounted}>9 {<Marker draggable={true}10 onDragEnd={props.onPositionChange}11 position={props.markerPosition}/>}12 </GoogleMap>13)));14class AddressMap extends PureComponent {15 constructor(props) {16 super(props);17 this.state = {updateFromMap: false};18 this.positionChange = this.positionChange.bind(this);19 this.handleMapMounted = this.handleMapMounted.bind(this);20 this.state = {markerPosition: this.props.position};21 var deferreds = [];22 this._map = new Promise(function (resolve, reject) {23 deferreds.push({resolve: resolve, reject: reject});24 });25 this.deferreds = deferreds;26 }27 doManualLocation(position) {28 if (position) {29 let startMouseEvent = {30 latLng: {31 lat: () => position.lat,32 lng: () => position.lng33 },34 locateByAddressString: true35 };36 this.positionChange(startMouseEvent);37 }38 }39 componentDidMount() {40 this._map.then(map => {41 this.map = map;42 let pc = this.positionChange;43 let postionChangeDefaultValue = function () {44 let fackeMouseevent = {45 latLng: {46 lat: () => 18.2204101387711,47 lng: () => -66.5250768560907848 }49 };50 pc(fackeMouseevent);51 };52 if (!this.props.position && this.props.new) {53 if (navigator.geolocation) {54 navigator.geolocation.getCurrentPosition(function (position) {55 let pos = {56 lat: position.coords.latitude,57 lng: position.coords.longitude58 };59 let fackeMouseevent = {60 latLng: {61 lat: () => pos.lat,62 lng: () => pos.lng63 },64 canUpdateFromMap: true65 };66 pc(fackeMouseevent);67 }, function () {68 postionChangeDefaultValue();69 });70 }71 } else {72 let startMouseEvent = {73 latLng: {74 lat: () => this.props.position.lat,75 lng: () => this.props.position.lng76 }77 };78 pc(startMouseEvent);79 }80 })81 }82 positionChange(mouseEvent) {83 var lat = mouseEvent.latLng.lat();84 var lng = mouseEvent.latLng.lng();85 var url = "https://maps.googleapis.com/maps/api/geocode/json";86 url += "?latlng=" + lat + "," + lng;87 url += "&key=AIzaSyDf-q5eFwF_yAlt24G15hz3wGepiXZKdMo";88 var map = this.map;89 fetch(url).then(result => {90 return result.json();91 }).then(data => {92 console.log(data);93 if (this.props.onResult) {94 var result = prepareResult(data);95 result.lat = lat;96 result.lng = lng;97 if ((this.state.updateFromMap || mouseEvent.canUpdateFromMap) && !mouseEvent.locateByAddressString)98 this.props.onResult(result);99 this.setState({markerPosition: {lat: lat, lng: lng}, updateFromMap: true});100 map.panTo({lat: lat, lng: lng});101 }102 });103 }104 handleMapMounted = (map) => {105 this.deferreds[0].resolve(map);106 };107 render() {108 const position = this.props.position ? this.props.position : {lat: 18.2204101387711, lng: -66.52507685609078};109 console.log("position = " + this.props.position);110 return (111 <GoogleMapExample112 ref="map"113 googleMapURL="https://maps.googleapis.com/maps/api/js?key=AIzaSyDf-q5eFwF_yAlt24G15hz3wGepiXZKdMo&v=3.exp"114 loadingElement={<div style={{height: `100%`, width: `100%`}}/>}115 containerElement={<div style={{height: `80vh`, width: `100%`}}/>}116 mapElement={<div style={{height: `100%`, width: `100%`}}/>}117 lat={this.props.lat}118 lng={this.props.lng}119 onPositionChange={this.positionChange}120 markerPosition={this.state.markerPosition}121 onMapMounted={this.handleMapMounted}122 />123 );124 }125};126function prepareResult(data) {127 //steet adress is always first128 var postalCodeObj = findField(data.results, "postal_code");129 var postalCode = postalCodeObj ? postalCodeObj.long_name : undefined;130 var cityObj = findField(data.results, "locality");131 var city = cityObj ? cityObj.long_name : undefined;132 var streetObj = findField(data.results, "route");133 var houseNumberObj = findField(data.results, "street_number");134 var addressLine = "";135 if (houseNumberObj) {136 addressLine += houseNumberObj.long_name;137 }138 if (houseNumberObj && streetObj) {139 addressLine += ", ";140 }141 if (streetObj) {142 addressLine += streetObj.long_name;143 }144 return {postalCode: postalCode, city: city, addressLine: addressLine};145}146function findField(results, field) {147 for (var i = 0; i < results.length; i++) {148 var row = results[i];149 var addressComponents = row.address_components;150 var result = addressComponents.find((ac) => ac.types.indexOf(field) != -1);151 if (result) {152 return result;153 }154 }155}...

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UserLocation.js

Source:UserLocation.js Github

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...47 if (this.state.location && this.state.location.country){48 this.updateLocation(this.state.location);49 return;50 } else if (this.state.location){51 this.updateFromMap(this.state.location.lat, this.state.location.lng);52 return;53 }54 this.userGeolocation();55 }56 // UPDATE57 updateLocation(location){58 let disclaimer = this.state.disclaimer > 0? this.state.disclaimer - 1 : 0;59 this.setState({60 location : location,61 disclaimer : disclaimer62 });63 this.gmap.forceAutocomplete(location.label);64 let _this = this;65 setTimeout(function(){66 _this.addMarker(location);67 });68 if (this.geolocate){69 this.geolocate = false;70 this.saveLocation();71 }72 }73 updateFromPlaces() {74 let autocomplete = this.gmap.state.autocomplete;75 let place = autocomplete.getPlace();76 let location = Location.parseAddress(place);77 this.updateLocation(location);78 }79 updateFromMap(lat, lng) {80 let _this = this;81 Location.getAddressFromGeocode(lat, lng)82 .then(response => {83 if (response && response.status === 'OK' && response.results.length > 0){84 let location = Location.parseAddress(response.results[0]);85 _this.updateLocation(location);86 }87 });88 }89 // GEOLOCATION90 userGeolocation() {91 this.geolocate = true;92 let _this = this;93 if (navigator.geolocation) {94 navigator.geolocation.getCurrentPosition(function(position) {95 _this.updateFromMap(position.coords.latitude, position.coords.longitude);96 }, function(){97 _this.geolocateBlocked();98 });99 } else {100 this.geolocateBlocked();101 }102 }103 geolocateBlocked() {104 let _this = this;105 this.setState({disclaimer:2});106 Location.geolocate()107 .then(response => {108 if (response.data && response.data.location){109 _this.updateFromMap(response.data.location.lat, response.data.location.lng);110 }111 }).catch(err => {112 console.warn('Error: The Geolocation service failed.');113 });114 }115 // MAP ACTION116 addMarker(location) {117 const params = {118 draggable : true,119 focus : true,120 lat : location.lat,121 lng : location.lng,122 onDragEnd : (e) => {123 let geocodes = e.latLng;124 this.updateFromMap(geocodes.lat(), geocodes.lng());125 }126 };127 this.gmap.removeMarkers();128 this.gmap.addMarker(params);129 }130 // SAVER131 saveLocation() {132 let location = this.state.location;133 if (!location){134 return;135 }136 API.saveUserLocation(location)137 .then(function(data){138 let title = trans.get('SUCCESS.TITLE');...

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addRouteForm.js

Source:addRouteForm.js Github

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1import React, {useEffect, useState} from "react";2import Form from 'react-bootstrap/Form';3import {addNewRoute} from "../redux/actions/routeActions";4import {connect} from "react-redux";5import {Maps} from "./maps";6import Button from "react-bootstrap/Button"7const AddRouteForm = ({addNewRoute, setShow}) => {8 const [mapData, setMapDate] = useState(false)9 const [getState, setGetState] = useState(false)10 const [title, setTitle] = useState('')11 const [shortDescription, setShortDescription] = useState('')12 const [charCount, setCharCount] = useState(0)13 const [description, setDescription] = useState('')14 const handleShortDescription = (e) => {15 setCharCount(e.length)16 setShortDescription(e)17 }18 useEffect(()=> {19 if (mapData === false) { return}20 const favorite = false21 const id = new Date().valueOf()22 addNewRoute(23 {24 title: title,25 shortDescription: shortDescription,26 description: description,27 favorite: favorite,28 id: id,29 markers: mapData30 }31 )32 setShow(false)33 }, [mapData] )34 const handleCreateNewPath = () => {35 setGetState(true)36 }37 const updateFromMap = (data) => {38 setMapDate(data)39 }40 return (41 <>42 <div className="container-fluid">43 <div className="row">44 <div className="col">45 <Form>46 <Form.Group>47 <Form.Label>Title</Form.Label>48 <Form.Control type="text" placeholder="Text input"49 onChange={e => setTitle(e.target.value)}/>50 </Form.Group>51 <Form.Group>52 <Form.Label>Short description</Form.Label>53 <Form.Control as="textarea" rows={3} maxLength={160} placeholder="Text area"54 onChange={e => {55 handleShortDescription(e.target.value)56 }}/>57 <p>{`Limit ${charCount} of 160`}</p>58 </Form.Group>59 <Form.Group>60 <Form.Label>Full description</Form.Label>61 <Form.Control as="textarea" rows={5} placeholder="Text area"62 onChange={e => setDescription(e.target.value)}/>63 </Form.Group>64 </Form>65 </div>66 <div className="col-sm-auto"></div>67 <div className="col">68 <Maps69 update={updateFromMap}70 getState={getState}71 markersProps={[]}72 />73 </div>74 </div>75 </div>76 <Button variant="secondary"77 onClick={() => handleCreateNewPath()}78 >79 Add path80 </Button>81 </>82 )83}84const mapDispatchToProps = {85 addNewRoute86}...

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App.js

Source:App.js Github

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1import React from 'react';2class App extends React.Component{3 state={arr:[1,1,2,3]}4 render(){5 return (6 <div className="App">7 {8 this.state.arr.map(item=>(9 <li key={item}>{item}</li>10 ))11 }12 <button onClick={()=>{13 this.setState({arr:[2,3,1]})14 }}>+</button>15 </div>16 );17 }18}19// currentIndex=120// 1 1 2 3 21// 1 2 3 22// map={1:vodeNode.mountIndex=1,}23// 2 3 24// lastplaceIndex=0;25// oldVnode.mounINdex=2 26// mounINdex<lastPlaceIndex27// lastplaceIndex=228// // oldVnode.mounINdex=329// mountIndex=1,lastplaceIndex=330// patch[{31// type:Move,32// mountindex:333// }]34//2 335// 1 1 2 3 36// map={1:1Node.index=1, 2:vNode.index=2,3:vnode.index=3}37// 2 3 138// lastplaceIndex=039// index < lastplaceIndex40 // patch.push({41 // type: Update,42 // mountIndex: index43 // })44// 删除map中剩余的参数45// lastIndex=0;46// 若 New fiber 为数组类型（存在多个节点）47// 第一次遍历，比较相同位置的新旧节点，判断 key 值是否一致48// 一致，则表示可复用，复用当前旧节点49// 不一致，则跳出循环50// 第一次遍历结束51// 若新节点已遍历完了、旧节点还有剩余，则删除旧节点，返回结果，结束调和过程52// 若旧节点遍历完了、新节点还有剩余，则遍历新节点创建新 Fiber，并插入，返回结果，结束调和过程53// 若新旧节点都有剩余，即第一次遍历时跳出循环了，则遍历 Old fiber 得到以 Key 值 或 索引 作为 键值，旧节点作为值的 Map，开始第二次遍历54// 第二次遍历，通过上一步得到的 Map，判断 Old fiber 中是否有相同 key 值的节点55// 存在，取出旧节点，复用旧节点，插入操作，之后删除 Map 中对应的旧节点56// 不存在，则新建（在 updateFromMap 中实现）57export default App;58// 1,1,2,359// 2,3,160// 2index=2 lastPlaceIndex=061// 262// 3index=3 lastPlaceIndex=2 63// 364// 1Index=1 lastPlaceIndex=3...

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question.js

Source:question.js Github

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...8 store: false9 })10 this.store = store11 }12 updateFromMap(map) {13 this.imageUrl = map.imageUrl14 this.answer = map.answer15 this.options = map.options16 }...

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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.updateFromMap({7 });8 await browser.close();9})();10### page.updateFromMap(map)

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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 const elementHandle = await page.$('input[name="q"]');7 await elementHandle.updateFromMap({8 });9 await browser.close();10})();11[Shivam Kumar](

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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.fill('input[name="q"]', 'Hello World!');7 await page.keyboard.press('Enter');8 await page.waitForNavigation();9 await page.click('text="Images"');10 await page.waitForNavigation();11 await page.click('text="Videos"');12 await page.waitForNavigation();13 await page.click('text="News"');14 await page.waitForNavigation();15 await page.click('text="Shopping"');16 await page.waitForNavigation();17 await page.click('text="Maps"');18 await page.waitForNavigation();19 await page.click('text="More"');20 await page.waitForNavigation();21 await page.click('text="Settings"');22 await page.waitForNavigation();23 await page.click('text="Tools"');24 await page.waitForNavigation();25 await page.click('text="Account"');26 await page.waitForNavigation();27 await page.click('text="Sign in"');28 await page.waitForNavigation();29 await page.click('text="Create account"');30 await page.waitForNavigation();31 await page.click('text="Gmail"');32 await page.waitForNavigation();33 await page.click('text="Images"');34 await page.waitForNavigation();35 await page.click('text="Sign in"');36 await page.waitForNavigation();37 await page.click('text="Create account"');38 await page.waitForNavigation();39 await page.click('text="Google"');40 await page.waitForNavigation();41 await page.click('text="Images"');42 await page.waitForNavigation();43 await page.click('text="Gmail"');44 await page.waitForNavigation();45 await page.click('text="Sign in"');46 await page.waitForNavigation();47 await page.click('text="Create account"');48 await page.waitForNavigation();49 await page.click('text="More"');50 await page.waitForNavigation();51 await page.click('text="Maps"');52 await page.waitForNavigation();53 await page.click('text="YouTube"');54 await page.waitForNavigation();55 await page.click('text="Play"');56 await page.waitForNavigation();57 await page.click('text="News"');58 await page.waitForNavigation();59 await pageumar](

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Using AI Code Generation

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1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const page = await browser.newPage();5 await page.evaluate(() => {6 `;7 });8 await page.updateFromMap({9 '#input1': { value: 'Hello World' },10 });11 await page.waitForTimeout(10000);12 await browser.close();13})();

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Using AI Code Generation

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1const { chromim } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const page = await browser.newPage();5 wait page.fill('input[name="q"]', 'Hello Wold');6 await page.click('input[name="btnK"');7 await page.waitForNavigation();8 await page.click('text=Hello world - Wikipedia');9 await page.waitForNavigation();10 await page.click('text=Hello world - Wikipedia');11 await page.waitForNavigation();12 await page.screenshot{ path: `example.png` });13 await browser.close();14})();

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1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const page = await browser.newPage();5 await page.evaluate(() => {6 `;7 });8 await page.updateFromMap({9 '#input1': { value: 'Hello World' },10 });11 await page.waitForTimeout(10000);12 await browser.close();13})();

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Using AI Code Generation

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1const { chromium } = require'plywright');2cont { updateFromMap } = require('plawright/lib/utils/utils');3co nst { updateFromMap } = require('playwrght/lib/utils/utils');4(a awai (pag).fil ('input[nam=="q"]', 'h llo');5 co{s iput);6 const inputMap = new Map(7 updateFromMap(inputMap, consinput.tva uatoer = a((inpac) => {8 cmnst iap = new um.l);unch();9 map.set('const',cinput.vatue);10 ewurn map;t browser.newContext();11 ) const page = await context.newPage();12 await page.fill('input[name="q"]', 'hello');13 const input = await page.$('input[name="q"]');14## API const inputMap = new Map();15 updateFromMap(inputMap, await input.evaluateHandle((input) => {16# pda oFromMap(map,nhandlt)p = new Map();17 map.set('value', input.value);18 await page.fill('input[name="q"]', 'hello'); const input = await page.$('input[name="q"]');19 const inputMap = new Map();20 updateFromMap(inputMap, await input.evaluateHandle((input{ => {21 const map = new Map();22 map.set('value', input.value); return map;23 }));www.googe.com');24 at pae.fill('input[name="q"]', 'ello');25 const input = awai page$('input[nam="q"]26 const inputMap = new Map(); console.log(inputMap.get('value'));27 updateFromMap(inputMap, awaiintutowser.cleHandloseinput();28 })();29 MIoole.lginutMp.ge('vu') const browser = await chromium.launch({ headless: false });30 const page = await browser.newPage();31 await page.fill('input[name="q"]', 'Hello World');32 await page.click('input[name="btnK"]');33 await page.waitForNavigation();34 ge.click('text=Hello world - Wikipedia');35 await page.click('text=Hello world - Wikipedia');36 await page.waitForNavigation();37 await page.click('text=Hello world - Wikipedia');38 await page.waitForNavigation();39 await page.screenshot({ path: `example.png` });40 await browser.close();41})();

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1const { chromium } = require('playwright');2const { updateFromMap } = require('playwright/lib/utils/utils');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.evaluate(() => {8 const map = new Map();9 map.set('foo', 'bar');10 updateFromMap(document.querySelector('footer'), map);11 });12 await page.screenshot({ path: `example.png` });13 await browser.close();14})();15[MIT](LICENSE)16(async () => {17 const browser = await chromium.launch();18 const context = await browser.newContext();19 const page = await context.newPage();20 const elementHandle = await page.$('input[name="q"]');21 await elementHandle.updateFromMap({22 });23 await browser.close();24})();25[Shivam Kumar](

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1const { chromium } = require('playwright');2const { updateFromMap } = require('playwright/lib/utils/utils');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.evaluate(() => {8 const map = new Map();9 map.set('foo', 'bar');10 updateFromMap(document.querySelector('footer'), map);11 });12 await page.screenshot({ path: `example.png` });13 await browser.close();14})();15[MIT](LICENSE)

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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 const map = new Map();7 map.set('foo', 'bar');8 await page._delegate.updateFromMap(map);9 console.log(await page.evaluate(() => window.foo));10 await browser.close();11})();

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1const { Playwright } = require('playwright');2const { chromium } = Playwright;3const { helper } = require('./helper');4const { assert } = require('chai');5(async () => {6 const browser = await chromium.launch();7 const context = await browser.newContext();8 const page = await context.newPage();9 const page2 = await context.newPage();10 const map = new Map();11 map.set(page, { x: 0, y: 0 });12 map.set(page2, { x: 100, y: 100 });13 await helper.updateFromMap(map);14 const location = await page.evaluate(() => {15 return { x: window.pageXOffset, y: window.pageYOffset };16 });17 const location2 = await page2.evaluate(() => {18 return { x: window.pageXOffset, y: window.pageYOffset };19 });20 assert.deepEqual(location, { x: 0, y: 0 });21 assert.deepEqual(location2, { x: 100, y: 100 });22 await browser.close();23})();24Please see [CONTRIBUTING.md](

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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:

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
  6. 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.
  7. 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.
  8. 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.
  9. 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.
  10. 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.
  11. 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.
  12. Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.

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