Best JavaScript code snippet using playwright-internal
storage.js
Source:storage.js  
1/*---------------------------------------------------------------------------------------------2 *  Copyright (c) Microsoft Corporation. All rights reserved.3 *  Licensed under the MIT License. See License.txt in the project root for license information.4 *--------------------------------------------------------------------------------------------*/5var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {6    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }7    return new (P || (P = Promise))(function (resolve, reject) {8        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }9        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }10        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }11        step((generator = generator.apply(thisArg, _arguments || [])).next());12    });13};14import { ThrottledDelayer } from '../../../common/async.js';15import { Emitter, Event } from '../../../common/event.js';16import { Disposable } from '../../../common/lifecycle.js';17import { isUndefinedOrNull } from '../../../common/types.js';18var StorageState;19(function (StorageState) {20    StorageState[StorageState["None"] = 0] = "None";21    StorageState[StorageState["Initialized"] = 1] = "Initialized";22    StorageState[StorageState["Closed"] = 2] = "Closed";23})(StorageState || (StorageState = {}));24export class Storage extends Disposable {25    constructor(database, options = Object.create(null)) {26        super();27        this.database = database;28        this.options = options;29        this._onDidChangeStorage = this._register(new Emitter());30        this.onDidChangeStorage = this._onDidChangeStorage.event;31        this.state = StorageState.None;32        this.cache = new Map();33        this.flushDelayer = new ThrottledDelayer(Storage.DEFAULT_FLUSH_DELAY);34        this.pendingDeletes = new Set();35        this.pendingInserts = new Map();36        this.whenFlushedCallbacks = [];37        this.registerListeners();38    }39    registerListeners() {40        this._register(this.database.onDidChangeItemsExternal(e => this.onDidChangeItemsExternal(e)));41    }42    onDidChangeItemsExternal(e) {43        var _a, _b;44        // items that change external require us to update our45        // caches with the values. we just accept the value and46        // emit an event if there is a change.47        (_a = e.changed) === null || _a === void 0 ? void 0 : _a.forEach((value, key) => this.accept(key, value));48        (_b = e.deleted) === null || _b === void 0 ? void 0 : _b.forEach(key => this.accept(key, undefined));49    }50    accept(key, value) {51        if (this.state === StorageState.Closed) {52            return; // Return early if we are already closed53        }54        let changed = false;55        // Item got removed, check for deletion56        if (isUndefinedOrNull(value)) {57            changed = this.cache.delete(key);58        }59        // Item got updated, check for change60        else {61            const currentValue = this.cache.get(key);62            if (currentValue !== value) {63                this.cache.set(key, value);64                changed = true;65            }66        }67        // Signal to outside listeners68        if (changed) {69            this._onDidChangeStorage.fire(key);70        }71    }72    get(key, fallbackValue) {73        const value = this.cache.get(key);74        if (isUndefinedOrNull(value)) {75            return fallbackValue;76        }77        return value;78    }79    getBoolean(key, fallbackValue) {80        const value = this.get(key);81        if (isUndefinedOrNull(value)) {82            return fallbackValue;83        }84        return value === 'true';85    }86    getNumber(key, fallbackValue) {87        const value = this.get(key);88        if (isUndefinedOrNull(value)) {89            return fallbackValue;90        }91        return parseInt(value, 10);92    }93    set(key, value) {94        return __awaiter(this, void 0, void 0, function* () {95            if (this.state === StorageState.Closed) {96                return; // Return early if we are already closed97            }98            // We remove the key for undefined/null values99            if (isUndefinedOrNull(value)) {100                return this.delete(key);101            }102            // Otherwise, convert to String and store103            const valueStr = String(value);104            // Return early if value already set105            const currentValue = this.cache.get(key);106            if (currentValue === valueStr) {107                return;108            }109            // Update in cache and pending110            this.cache.set(key, valueStr);111            this.pendingInserts.set(key, valueStr);112            this.pendingDeletes.delete(key);113            // Event114            this._onDidChangeStorage.fire(key);115            // Accumulate work by scheduling after timeout116            return this.flushDelayer.trigger(() => this.flushPending());117        });118    }119    delete(key) {120        return __awaiter(this, void 0, void 0, function* () {121            if (this.state === StorageState.Closed) {122                return; // Return early if we are already closed123            }124            // Remove from cache and add to pending125            const wasDeleted = this.cache.delete(key);126            if (!wasDeleted) {127                return; // Return early if value already deleted128            }129            if (!this.pendingDeletes.has(key)) {130                this.pendingDeletes.add(key);131            }132            this.pendingInserts.delete(key);133            // Event134            this._onDidChangeStorage.fire(key);135            // Accumulate work by scheduling after timeout136            return this.flushDelayer.trigger(() => this.flushPending());137        });138    }139    get hasPending() {140        return this.pendingInserts.size > 0 || this.pendingDeletes.size > 0;141    }142    flushPending() {143        return __awaiter(this, void 0, void 0, function* () {144            if (!this.hasPending) {145                return; // return early if nothing to do146            }147            // Get pending data148            const updateRequest = { insert: this.pendingInserts, delete: this.pendingDeletes };149            // Reset pending data for next run150            this.pendingDeletes = new Set();151            this.pendingInserts = new Map();152            // Update in storage and release any153            // waiters we have once done154            return this.database.updateItems(updateRequest).finally(() => {155                var _a;156                if (!this.hasPending) {157                    while (this.whenFlushedCallbacks.length) {158                        (_a = this.whenFlushedCallbacks.pop()) === null || _a === void 0 ? void 0 : _a();159                    }160                }161            });162        });163    }164    dispose() {165        this.flushDelayer.dispose();166        super.dispose();167    }168}169Storage.DEFAULT_FLUSH_DELAY = 100;170export class InMemoryStorageDatabase {171    constructor() {172        this.onDidChangeItemsExternal = Event.None;173        this.items = new Map();174    }175    updateItems(request) {176        return __awaiter(this, void 0, void 0, function* () {177            if (request.insert) {178                request.insert.forEach((value, key) => this.items.set(key, value));179            }180            if (request.delete) {181                request.delete.forEach(key => this.items.delete(key));182            }183        });184    }
...storage_server.js
Source:storage_server.js  
1const app = require("express")();2const http = require("http").Server(app);3const io = require("socket.io")(http, {4  cors: {5    origin: "*",6  },7});8var clients = [];9var storageState = {10  a: { write: 0, read: [], content: "" },11  b: { write: 0, read: [], content: "" },12  c: { write: 0, read: [], content: "" },13  d: { write: 0, read: [], content: "" },14};15app.get("/", (req, res) => {16  17});18const requestQueue=[];19io.on("connection", (socket) => {20  console.log(`User ${socket.handshake.auth.id} / ${socket.id} connected`);21  22  socket.emit("storage_state",storageState);23  socket.on("write", ({ storage  }) => {24    if (25      storageState[storage].write === 0 &&26      storageState[storage].read.length === 027    ) {28      socket.emit("notification", {29        status: "success",30        msg: `${storage} allocated`,31      });32      // setInterval(() => {33      //   storageState[storage].write = 0;34      //   io.emit("storage_state", storageState);35      // }, 15000);36      storageState[storage].write = socket.id;37      io.emit("storage_state", storageState);38    } else if (storageState[storage].read.length === 0) {39      socket.emit("notification", {40        status: "error",41        msg: `${storageState[storage].write} currently writting ${storage}`,42      });43    } else {44      socket.emit("notification", {45        status: "error",46        msg: `Users currently reading ${storage}`,47      });48    }49  });50  socket.on("content",  ({  storage,  content,  type  })  =>  {51    if  (storageState[storage].write  ===  socket.id)  {52      console.log(type);53      if (type.localeCompare("r")!==0 && type.localeCompare("a")!==0) {54        socket.emit("notification", {55          status: "error",56          msg: `The type is not proper`,57        });58      } else if (type.localeCompare("r")===0) {59        storageState[storage].content = content;60        socket.emit("notification", {61          status: "success",62          msg: `Content replaced successfuly`,63        });64      } else if (type.localeCompare("a")===0) {65        storageState[storage].content += " " + content;66        socket.emit("notification", {67          status: "success",68          msg: `Content appended successfuly`,69        });70      }71    }  else  {72      socket.emit("notification", {73        status: "error",74        msg: `You do not have permission to access the file`,75      });76    }77  });;78  socket.on("read", ({ storage }) => {79    if (storageState[storage].write === 0) {80      if(storageState[storage].read.indexOf(socket.id)===-1){81        socket.emit("notification", {82          status: "success",83          msg: `Read access to ${storage} granted ,Content is : ${storageState[storage].content}`,84        });85        // setInterval(() => {86        //   var index = storageState[storage].read.indexOf(socket.id);87        //   if (index != -1) {88        //     storageState[storage].read.splice(index, 1);89        //   }90        //   io.emit("storage_state", storageState);91        // }, 15000);92        storageState[storage].read.push(socket.id);93        io.emit("storage_state", storageState);94      }else{95        socket.emit("notification", {96          status: "error",97          msg: `You already have read access to ${storage}`,98        });99      }100      101    }102    else {103      socket.emit("notification", {104        status: "error",105        msg: `${storageState[storage].write} currently writting ${storage}`,106      });107    }108  });109  socket.on("release", ({ storage }) => {110    if (111      storageState[storage].write === socket.id ||112      storageState[storage].read.indexOf(socket.id)!=-1113    ) {114      socket.emit("notification", {115        status: "success",116        msg: `${storage} is released`,117      });118      var index = storageState[storage].read.indexOf(socket.id);119      if(index!=-1){120        storageState[storage].read.splice(index, 1);121      }122      storageState[storage].write = 0;123      io.emit("storage_state", storageState);124    } else {125      socket.emit("notification", {126        status: "error",127        msg: `You are not reading/writting ${storage} currently`,128      });129    }130  });131});132http.listen(5000, () => {133  console.log("listening on *:5000");...mainContext2.js
Source:mainContext2.js  
1import React from "react"2import { StaticQuery, graphql } from 'gatsby'3import { toast } from 'react-toastify';4const mainQuery = graphql`5  query {6    navInfo {7      data8    }9  }10`11const STORAGE_KEY = 'GATSBY_ECOMMERCE_STARTER_'12const initialState = {13  cart: [],14  numberOfItemsInCart: 0,15  total: 016}17const SiteContext = React.createContext()18function calculateTotal(cart) {19  const total = cart.reduce((acc, next) => {20    const quantity = next.quantity21    acc = acc + JSON.parse(next.price) * quantity22    return acc23  }, 0)24  return total25}26class ContextProviderComponent extends React.Component {27  componentDidMount() {28    if (typeof window !== 'undefined') {29      const storageState = window.localStorage.getItem(STORAGE_KEY)30      if (!storageState) {31        window.localStorage.setItem(STORAGE_KEY, JSON.stringify(initialState))32      }33    }34  }35  setItemQuantity = (item) => {36    const storageState = JSON.parse(window.localStorage.getItem(STORAGE_KEY))37    const { cart } = storageState38    const index = cart.findIndex(cartItem => cartItem.id === item.id)39    cart[index].quantity = item.quantity40    window.localStorage.setItem(STORAGE_KEY, JSON.stringify({41      cart, numberOfItemsInCart: cart.length, total: calculateTotal(cart)42    }))43    this.forceUpdate()44  }45  addToCart = item => {46    const storageState = JSON.parse(window.localStorage.getItem(STORAGE_KEY))47    const { cart } = storageState48    if (cart.length) {49      const index = cart.findIndex(cartItem => cartItem.id === item.id)50      if (index >= Number(0)) {51        /* If this item is already in the cart, update the quantity */52        cart[index].quantity = cart[index].quantity + item.quantity53      } else {54        /* If this item is not yet in the cart, add it */55        cart.push(item)56      }57    } else {58      /* If no items in the cart, add the first item. */59      cart.push(item)60    }61    window.localStorage.setItem(STORAGE_KEY, JSON.stringify({62      cart, numberOfItemsInCart: cart.length, total: calculateTotal(cart)63    }))64    toast("Successfully added item to cart!", {65      position: toast.POSITION.TOP_LEFT66    })67    this.forceUpdate()68  }69  removeFromCart = (item) => {70    const storageState = JSON.parse(window.localStorage.getItem(STORAGE_KEY))71    let { cart } = storageState72    cart = cart.filter(c => c.id !== item.id)73    window.localStorage.setItem(STORAGE_KEY, JSON.stringify({74      cart, numberOfItemsInCart: cart.length, total: calculateTotal(cart)75    }))76    this.forceUpdate()77  }78  clearCart = () => {79    window.localStorage.setItem(STORAGE_KEY, JSON.stringify(initialState))80    this.forceUpdate()81  }82  render() {83    let state = initialState84    if (typeof window !== 'undefined') {85      const storageState = window.localStorage.getItem(STORAGE_KEY)86      if (storageState) {87        state = JSON.parse(storageState)88      }89    }90    return (91      <StaticQuery query={mainQuery}>92        { queryData => {93          return (94            <SiteContext.Provider value={{95              ...state,96              navItems: queryData,97              addToCart: this.addToCart,98              clearCart: this.clearCart,99              removeFromCart: this.removeFromCart,100              setItemQuantity: this.setItemQuantity101            }}>102              {this.props.children}103            </SiteContext.Provider>104          )105        }}106      </StaticQuery>107    )108  }109}110export {111  SiteContext,112  ContextProviderComponent...mainContext.js
Source:mainContext.js  
1import React from "react"2import { StaticQuery, graphql } from 'gatsby'3import { toast } from 'react-toastify';4const mainQuery = graphql`5  query {6    navInfo {7      data8    }9  }10`11const STORAGE_KEY = 'GATSBY_ECOMMERCE_STARTER_'12const initialState = {13  cart: [],14  numberOfItemsInCart: 0,15  total: 016}17const SiteContext = React.createContext()18function calculateTotal(cart) {19  const total = cart.reduce((acc, next) => {20    acc = acc + JSON.parse(next.price)21    return acc22  }, 0)23  return total24}25class ContextProviderComponent extends React.Component {26  componentDidMount() {27    if (typeof window !== 'undefined') {28      const storageState = window.localStorage.getItem(STORAGE_KEY)29      if (!storageState) {30        window.localStorage.setItem(STORAGE_KEY, JSON.stringify(initialState))31      }32    }33  }34  addToCart = (item) => {35    const storageState = JSON.parse(window.localStorage.getItem(STORAGE_KEY))36    const { cart } = storageState37    cart.push(item)38    window.localStorage.setItem(STORAGE_KEY, JSON.stringify({39      cart, numberOfItemsInCart: cart.length, total: calculateTotal(cart)40    }))41    toast("Successfully added item to cart!", {42      position: toast.POSITION.TOP_LEFT43    })44    this.forceUpdate()45  }46  removeFromCart = (item) => {47    const storageState = JSON.parse(window.localStorage.getItem(STORAGE_KEY))48    let { cart } = storageState49    cart = cart.filter(c => c.id !== item.id)50    window.localStorage.setItem(STORAGE_KEY, JSON.stringify({51      cart, numberOfItemsInCart: cart.length, total: calculateTotal(cart)52    }))53    this.forceUpdate()54  }55  clearCart = () => {56    window.localStorage.setItem(STORAGE_KEY, JSON.stringify(initialState))57    this.forceUpdate()58  }59  render() {60    let state = initialState61    if (typeof window !== 'undefined') {62      const storageState = window.localStorage.getItem(STORAGE_KEY)63      if (storageState) {64        state = JSON.parse(storageState)65      }66    }67    console.log('state: ', state)68    return (69      <StaticQuery query={mainQuery}>70        { queryData => {71          return (72            <SiteContext.Provider value={{73              ...state,74               navItems: queryData,75               addToCart: this.addToCart,76               clearCart: this.clearCart,77               removeFromCart: this.removeFromCart78            }}>79             {this.props.children}80           </SiteContext.Provider>81          )82        }}83        </StaticQuery>84    )85  }86}87export {88  SiteContext,89  ContextProviderComponent...Store.js
Source:Store.js  
1import {createStore} from 'redux';2import reducer from '../reducers'3import {obtenerStateStorage , guardarStateStorage} from '../LocalStorage'4//storageState5const storageState =obtenerStateStorage()6 const store = createStore(7    reducer,8      //storageState9    storageState,10    window.__REDUX_DEVTOOLS_EXTENSION__ && window.__REDUX_DEVTOOLS_EXTENSION__()11);12//mostrar el storage13store.subscribe( () => {14  guardarStateStorage({15      citas: store.getState().citas16  })17} )...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.screenshot({ path: 'google.png' });7  await browser.close();8})();9const { chromium } = require('playwright');10(async () => {11  const browser = await chromium.launch();12  const context = await browser.newContext();13  const page = await context.newPage();14  await page.screenshot({ path: 'google.png' });15  await browser.close();16})();17const { chromium } = require('playwright');18(async () => {19  const browser = await chromium.launch();20  const context = await browser.newContext();21  const page = await context.newPage();22  await page.screenshot({ path: 'google.png' });23  await browser.close();24})();25const { chromium } = require('playwright');26(async () => {27  const browser = await chromium.launch();28  const context = await browser.newContext();29  const page = await context.newPage();30  await page.screenshot({ path: 'google.png' });31  await browser.close();32})();33const { chromium } = require('playwright');34(async () => {35  const browser = await chromium.launch();36  const context = await browser.newContext();37  const page = await context.newPage();38  await page.screenshot({ path: 'google.png' });39  await browser.close();40})();41const { chromium } = require('playwright');42(async () => {43  const browser = await chromium.launch();44  const context = await browser.newContext();45  const page = await context.newPage();46  await page.screenshot({ path: 'google.png' });47  await browser.close();48})();Using AI Code Generation
1const { chromium } = require('playwright');2const fs = require('fs');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const storageState = await context.storageState();8  fs.writeFileSync('storage.json', JSON.stringify(storageState));9  await browser.close();10})();11const { chromium } = require('playwright');12const fs = require('fs');13(async () => {14  const browser = await chromium.launch();15  const context = await browser.newContext({16    storageState: JSON.parse(fs.readFileSync('storage.json', 'utf8'))17  });18  const page = await context.newPage();19  await browser.close();20})();Using AI Code Generation
1import { chromium, webkit, firefox } from 'playwright';2(async () => {3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  const storageState = await context.storageState();7  console.log(storageState);8  await browser.close();9})();10import { chromium, webkit, firefox } from 'playwright';11(async () => {12  const browser = await chromium.launch();13  const context = await browser.newContext();14  const page = await context.newPage();15  const storageState = await context.storageState();16  await context.setStorageState(storageState);17  await browser.close();18})();19For example, to access the internal APIs of Playwright, you can import the playwright library as follows:20const playwright = require('playwright');21const playwright = require('playwright');22(async () => {23  const browser = await playwright.chromium.launch();24  const context = await browser.newContext();25  const page = await context.newPage();26  const accessibility = await page.accessibility.snapshot();27  console.log(accessibility);28  await browser.close();29})();30const playwright = require('playwright');31(async () => {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 context.storageState({ path: 'storage.json' });7  await browser.close();8})();9const { chromium } = require('playwright');10(async () => {11  const browser = await chromium.launch();12  const context = await browser.newContext({13  });14  const page = await context.newPage();15  await browser.close();16})();17const { chromium } = require('playwright');18(async () => {19  const browser = await chromium.launch();20  const context = await browser.newContext();21  const page = await context.newPage();22  await context.storageState({ path: 'storage.json' });23  await browser.close();24})();25const { chromium } = require('playwright');26(async () => {27  const browser = await chromium.launch();28  const context = await browser.newContext({29  });30  const page = await context.newPage();31  await browser.close();32})();33const { chromium } = require('playwright');34(async () => {35  const browser = await chromium.launch();36  const context = await browser.newContext();37  const page = await context.newPage();Using AI Code Generation
1const { chromium, webkit, firefox } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const context = await browser.newContext({ recordVideo: { dir: 'videos' } });5  const page = await context.newPage();6  await page.fill('input[name="q"]', 'Hello World!');7  await page.click('input[type="submit"]');8  await page.waitForNavigation();9  const cookies = await context.storageState();10  console.log(cookies);11  await browser.close();12})();13const { chromium, webkit, firefox } = require('playwright');14(async () => {15  const browser = await chromium.launch();16  const context = await browser.newContext({ recordVideo: { dir: 'videos' } });17  const page = await context.newPage();18  await context.storageState({cookies: [{name: "test", value: "test"}]});19  await page.fill('input[name="q"]', 'Hello World!');20  await page.click('input[type="submit"]');21  await page.waitForNavigation();22  const cookies = await context.storageState();23  console.log(cookies);24  await browser.close();25})();26const { chromium, webkit, firefox } = require('playwright');27(async () => {28  const browser = await chromium.launch();29  const context = await browser.newContext({ recordVideo: { dir: 'videos' } });30  const page = await context.newPage();31  await page.fill('input[name="q"]', 'Hello World!');32  await page.click('input[type="submit"]');33  await page.waitForNavigation();34  const cookies = await context.storageState();35  console.log(cookies);36  await browser.close();37})();38const { chromium, webkit, firefox } = require('playwright');39(async () => {40  const browser = await chromium.launch();41  const context = await browser.newContext({ recordVideo: { dir: 'Using AI Code Generation
1const { storageState } = require('playwright/lib/server/frames');2const { storageState } = require('playwright/lib/server/frames');3const { storageState } = require('playwright/lib/server/frames');4const { storageState } = require('playwright/lib/server/frames');5const { storageState } = require('playwright/lib/server/frames');6const { storageState } = require('playwright/lib/server/frames');7const { storageState } = require('playwright/lib/server/frames');8const { storageState } = require('playwright/lib/server/frames');9const { storageState } = require('playwright/lib/server/frames');10const { storageState } = require('playwright/lib/server/frames');11const { storageState } = require('playwright/lib/server/frames');12const { storageState } = require('playwright/lib/server/frames');13const { storageState } = require('playwright/lib/server/frames');14const { storageState } = require('playwright/lib/server/frames');15const { storageState } = require('playwright/lib/server/frames');16const { storageState } = require('playwright/lib/server/frames');17const { storageState } = require('playwright/lib/server/frames');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.
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