How to use updateContextProvider method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactFiberBeginWork.js

Source:ReactFiberBeginWork.js

...26    }27    reconcileChildren(current, workInProgress, nextChildren);28    return workInProgress.child29}30function updateContextProvider(current$$1, workInProgress) {31    var providerType = workInProgress.type;32    var context = providerType._context;33    var newProps = workInProgress.pendingProps;34    var oldProps = workInProgress.memoizedProps;35    var newValue = newProps.value;36    // pushProvider(workInProgress, newValue);37    context._currentValue = newValue;38    if (oldProps !== null) {39    //   var oldValue = oldProps.value;40    //   var changedBits = calculateChangedBits(context, newValue, oldValue);41    //   if (changedBits === 0) {42    //     // No change. Bailout early if children are the same.43    //     if (oldProps.children === newProps.children && !hasContextChanged()) {44    //       return bailoutOnAlreadyFinishedWork(current$$1, workInProgress);45    //     }46    //   } else {47    //     // The context value changed. Search for matching consumers and schedule48    //     // them to update.49    //     propagateContextChange(workInProgress, context, changedBits);50    //   }51    }52    var newChildren = newProps.children;53    reconcileChildren(current$$1, workInProgress, newChildren);54    return workInProgress.child;55  }56function updateFunctionComponent(current, workInProgress, Component) {57    // //åä¸ä¸ªç»ä»¶ä¸å¤æ¬¡è°ç¨hook58    const nextChildren = renderWithHooks(workInProgress, Component);59    reconcileChildren(current, workInProgress, nextChildren);60    return workInProgress.child61}62function updateHostComponent(current, workInProgress) {63    // DOMèç¹å64    const type = workInProgress.type;65    const prevProps = current ? current.memoizedProps : null;66    const nextProps = workInProgress.pendingProps;67    let nextChildren = nextProps.children;68    //debugger69    reconcileChildren(current, workInProgress, nextChildren);70    return workInProgress.child71}72//ææ¬èç¹æ åèç¹73function updateHostText(current, workInProgress) {74    return null75}76function beginWork(current, workInProgress) {77    //mounté¶æ®µ78    switch (workInProgress.tag) {79        //è·Fiber80        case HostRoot:81            return updateHostRoot(current, workInProgress);82        //function component83        case IndeterminateComponent:84            const Component = workInProgress.type;85            return updateFunctionComponent(86                current,87                workInProgress,88                Component89            );90        case HostComponent:91            return updateHostComponent(current, workInProgress);92        case HostText:93            return updateHostText(current, workInProgress);94        case ContextProvider:95            return updateContextProvider(current, workInProgress);96        default:97            break;98    }99}...

ContextExample.jsx

Source:ContextExample.jsx

1import * as React from "react";2const { Fragment } = React;3/*4  This example demonstrates how React will not call render on components between5  a Context.Provider and Context.Consumer but still traverses down the tree6  performing work.7  Examining the logs of pressing Toggle show that "rendering MyChild" and8  "rendering Time" are never logged when the only update is a Provider change,9  but the ReactTracer still calls "performUnitOfWork" on fibers between the10  Provider and Consumer. Most of these intermediate fibers bailout since props11  haven't changed (1). Fibers that aren't between the Provider and Consumer12  return null in beginWork so their subtree is skipped (no child update is13  scheduled) (2) while Fibers between the Provider and Consumer do return their14  child since one of their children has an update scheduled (3).15  (1) https://github.com/facebook/react/blob/b4f119cdf1defe2437e00022f670c6ef818cd43f/packages/react-reconciler/src/ReactFiberBeginWork.new.js#L325216  (2) https://github.com/facebook/react/blob/b4f119cdf1defe2437e00022f670c6ef818cd43f/packages/react-reconciler/src/ReactFiberBeginWork.new.js#L314017  (3) https://github.com/facebook/react/blob/b4f119cdf1defe2437e00022f670c6ef818cd43f/packages/react-reconciler/src/ReactFiberBeginWork.new.js#L314718*/19/*20  # To investigate:21  ## How React propagates context value changes22  Relevant files and functions:23  - updateContextProvider24    Called when a Provider is rendered25    https://github.com/facebook/react/blob/46a0f050aacd8b2159b8db99b599a4b69e682189/packages/react-reconciler/src/ReactFiberBeginWork.new.js#L311426  - pushProvider27    Not sure what this does yet28    https://github.com/facebook/react/blob/46a0f050aacd8b2159b8db99b599a4b69e682189/packages/react-reconciler/src/ReactFiberNewContext.new.js#L8729  - propagateContextChange30    Actually marks dirty context consumers, though not when LazyContextPropagation is on31    https://github.com/facebook/react/blob/46a0f050aacd8b2159b8db99b599a4b69e682189/packages/react-reconciler/src/ReactFiberNewContext.new.js#L16932  Current experiment to change the behavior:33  PR: https://github.com/facebook/react/pull/2089034  RFC: https://github.com/reactjs/rfcs/pull/11835*/36const ctx = React.createContext(null);37class MyProvider extends React.Component {38  constructor(props) {39    super(props);40    this.state = { value: 0 };41  }42  toggle() {43    this.setState(({ value }) => ({ value: (value + 1) % 2 }));44  }45  render() {46    console.log("rendering MyProvider");47    return (48      <Fragment>49        <div>50          <button onClick={() => this.toggle()}>Toggle</button>51        </div>52        <ctx.Provider value={this.state.value}>53          {this.props.children}54        </ctx.Provider>55      </Fragment>56    );57  }58}59const Time = () => {60  console.log("Rendering Time");61  return <div>{Date.now()}</div>;62};63const MyChild = () => {64  console.log("rendering MyChild");65  return (66    <Fragment>67      {Date.now()}68      <Time />69      <ctx.Consumer>70        {(value) => {71          return <p>{value}</p>;72        }}73      </ctx.Consumer>74      <Time />75    </Fragment>76  );77};78export function ContextExample() {79  console.log("rendering ContentExample");80  return (81    <Fragment>82      <h2>Context Example</h2>83      <MyProvider>84        <MyChild />85      </MyProvider>86    </Fragment>87  );...

UpdateContext.js

Source:UpdateContext.js

1import {createContext, useState } from 'react'2export const UpdateContext = createContext()3const UpdateContextProvider = (props) => {4  const [ newElement, setNewElement ] = useState(false)5  return(6    <UpdateContext.Provider value={{7      newElement, setNewElement8    }}>9      { props.children }10    </UpdateContext.Provider>11  )12}...

index.js

Source:index.js

1import React from 'react';2import ReactDOM from 'react-dom';3import './index.css';4import App from './App';5import UpdateContextProvider from "./context/UpdateContext"6ReactDOM.render(7  <React.StrictMode>8    <UpdateContextProvider>9    <App />10    </UpdateContextProvider>11  </React.StrictMode>,12  document.getElementById('root')...

App.js

Source:App.js

1import UpdateContextProvider from "./context/UpdateContext";2import ListOfEmployee from './ListOfEmployee'3function App() {4  return (5    <div>6      <UpdateContextProvider>7          <ListOfEmployee />8      </UpdateContextProvider>9    </div>10  );11}...

Using AI Code Generation

1const { updateContextProvider } = require('playwright/lib/server/browserContext');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  await updateContextProvider(context, 'test', () => 'test');7  const page = await context.newPage();8  const result = await page.evaluate(() => {9    const { test } = window.playwright;10    return test;11  });12  console.log(result);13  await browser.close();14})();

Using AI Code Generation

1const { updateContextProvider } = require('playwright/lib/server/browserContext');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  await updateContextProvider(context, 'test', () => 'test');7  const page = await context.newPage();8  const result = await page.evaluate(() => {9    const { test } = window.playwright;10    return test;11  });12  console.log(result);13  await browser.close();14})();

Using AI Code Generation

1const { updateContextProvider } = require('playwright-core/lib/server/browserContext');2const { chromium } = require('playwright-core');3(async () => {4    const browser = await chromium.launch();5    const context = await browser.newContext();6    await updateContextProvider(context, 'test', () => {7        return {8            async run() {9                return 'test';10            }11        };12    });13    const page = await context.newPage();ice. The only currently supp

Using AI Code Generation

1const { updateContextProvider } = require('playwright/lib/server/browserContext');2const { chromium } = require('playwright');3const browser = await chromium.launch();4const context = await browser.newContext();5await updateContextProvider(context, 'mock', { ... });6await context.close();7const { chromium } = require('playwright');8const { expect } = require('chai');9describe('Playwright Mock', function () {10    it('should mock response', async function () {11        const browser = await chromium.launch();12        const context = await browser.newContext();13        await context.route('**/*', (route) => {14            route.fulfill({15            });16        });17        const page = await context.newPage();18        const title = await page.title();19        expect(title).to.equal('Mocked Response');20        await context.close();21    });22});

Using AI Code Generation

1const { updateContextProvider } = require('@playwright/test/lib/server/context');2const { updateBrowserProvider } = require('@playwright/test/lib/server/browser');3const { updatePlaywright } = require('@playwright/test/lib/server/playwright');4const { updateTestServer } = require('@playwright/test/lib/server/testServer');5const { updateLauncher } = require('@playwright/test/lib/server/launcher');6const { updateDeviceDescriptors } = require('@playwright/test/lib/server/deviceDescriptors');7const { updateChromium } = require('@playwright/test/lib/server/chromium');8const { updateFirefox } = require('@playwright/test/lib/server/firefox');9const { updateWebkit } = require('@playwright/test/lib/server/webkit');10const { updateTraceViewr } =require('@playwright/test/lib/server/traceViewer');11cst { updateTraceMode } = require('@plawright/test/lib/server/traceModel');12const{ updateTraeViewerApp } = reqire('@playwright/test/lib/sever/traceViewerApp');13const { updateTraceViewerPage } = require('@plawright/test/lib/server/traceViewerPage');14const { updateTraceViewerTracePage } = require('@playwright/test/lib/server/traceViewerTracePage');15const { updateTraceViewerEvents } = require('@playwright/test/lib/server/traceViewerEvents');16const{ updateTraceViewerEventDetail } = reqire('@laywright/test/lib/server/traceViewerEventDetails');17    const result = await page.evaluate(() => {18        return window.playwrightTest();19    });20const {og(resulontextProvider } = require('@playwright/test/lib/server/ct);');21cost { updateBrowserProvider } = require('@plywright/test/ib/server/browser');22const { updatePlaywright } = require('@playwright/test/lib/server/playwright');23const { updateTestServer } = require('@playwright/test/lib/server/testServer');24const { updateLauncher } = require('@playwright/test/lib/server/launcher');25const { updateDeviceDescriptors } = require('@playwright/test/lib/server/deviceDescriptors');26const { updateChromium } = require('@playwright/test/lib/server/chromium');27const { updateFirefox } = require('@playwright/test/lib/server/firefox');28const { updateWebkit } = require('@playwright/test/lib/server/webkit');29const { updateTraceViewer } = require('@playwright/test/lib/server/traceViewer');30const { updateTraceModel } = require('@playwright/test/lib/server/traceModel');31const { updateTraceViewerApp } = require('@playwright/test/lib/server/traceViewerApp');32})();updateTraeViewerPage } = require('@playwrigt/test/lib/server/traceViewePage');33const { updateTraceViewerTracePage } = require('@playwright/test/lib/server/traceVewerTracePage');34const { updateTraceViewerEvents@t/test/lib/server/traceViewerEvens35const { updateTraceViewerEventDetails } = require'@playwright/test/lib/server/traceViewerEventDetils');

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const page = await browser.newPage();5  await page.context().updateContextProvider({6    async provide() {7      return { bar: 'baz' };8    },9  });10  const { bar } = await page.evaluate(() => window.context.foo);11  console.log(bar);12  await browser.close();13})();14const { chromium } = require('playwright');15(async () => {16  const browser = await chromium.launch();17  const page = await browser.newPage();18  await page.context().updateContextProvider({19    async provide() {20      return { bar: 'baz' };21    },22  });23  await page.context().updateContextProvider({ name: 'foo' });24  const { bar } = await page.evaluate(() => window.context.foo);25  console.log(bar);26  await browser.close();27})();

Using AI Code Generation

1const { updateContextProvider } = require('playwright/lib/server/chromium');2updateContextProvider('chromium', (context, options) => {3});4const { chromium } = require('playwright');5const { updateContextProvider } = require('playwright/lib/server/chromium');6updateContextProvider('chromium', (context, options) => {7});8const browser = await chromium.launch();9const context = await browser.newContext();

Using AI Code Generation

1const { _electron, _chromium, _firefox } = require('playwright');2const context = await _electron.launchPersistentContext("path/to/user/data/dir");3const page = await contxt.newPage();4awaitontext.updteContextProvider({5  async setCookies(cookies) {6    consoe.og("stCookies");7  },8  async clearCookies() {9    console.log("clearCookies");10  },11  async setGeolocation(geolocation) {12    console.log("setGeolocation");13  },14  async clearGeolocation() {15    console.log("clearGeolocation");16  },17  async setExtraHTTPHeaers(headers){18    console.log("setExtraHTTPHeaders");19  },20  async setOfline(offline) {21    console.log("setOffline");22  },23  async setHTTPCedentials(httpCredentials) {24    cnsole.log("setHTTPCredentials");25  },26  async addInitScript(script) {27    console.log("addInitScript");28  },29  async clearInitScripts() {30    console.log("clearInitScripts");31  },32  async close() {33    console.log("close");34  },35});36const { electron } = require('plawright');37const context = aait electron.launchPersistentContext("pat/to/user/data/dir");38const page = await context.newPage();39await context.updateContextProvider({40  async setCookies(cookies) {41    console.log("setCookies");42  },43  async clearCookies() {44    console.log("clearCookies");45  },46  async setGeolocation(geolocation) {47    console.log("setGeolocation");48  },49  async claGolocation() {50   console.log("clearGeolocaton");51  },52  asycsetExraHTTPHeaders(eadrs) {53   console.log("setExraHTTPHeadrs");54  },55  async eOffline(offline) {56   console.log("setOfline");57  },58  async setHTTPCredentials(httpCredentials) {59    console.log("setHTTPCredentials");60  },61  async addInitScript(script) {62    console.log("addInitScript");63  },64  async clearInitScripts() {65    console.log("clearInitScrpts");66  },67  async close() {68    console.log("cos");69  },70});71await browser.close();

Using AI Code Generation

1const { updateContextProvider } = require('playwright/lib/client/frames');2updateContextProvider(async (context) => {3  return {4  };5});6const { test, expect } = require('@playwright/test');7test('test', async ({ page }) => {8});9const { test } = require('@playwright/test');10test.use({11  async contextOptions(contextOptions) {12    return {13    };14  },15});

Using AI Code Generation

1const { updateContextProvider } = require('@playwright/test');2updateContextProvider({3  options: {4  },5  fixtures: {6    myContextFixture: async ({ context }, run) => {7      await run(context);8    },9  },10});11const { test, expect } = require('@playwright/test');12test.describe('My test suite', () => {13  test('My test', async ({ myContextFixture }) => {14  });15});16const { test, expect } = require('@playwright/test');17test('test', async ({ page }) => {18});19The above code will work in Playwright 1.0.2. The test.use() method is the recommended way to extend the context object. The test.use() method is a method of the test object. The test.use() method is used to register a hook function that can be used to extend the context object. The test.use() method takes a single object as an argument. The object can have the following properties:20The test.use() method is a method of the test object. The test.use() method can be called from anywhere in the test file

Using AI Code Generation

1const { updateContextProvider } = require('@playwright/test');2updateContextProvider({3  options: {4  },5  fixtures: {6    myContextFixture: async ({ context }, run) => {7      await run(context);8    },9  },10});11const { test, expect } = require('@playwright/test');12test.describe('My test suite', () => {13  test('My test', async ({ myContextFixture }) => {14  });15});

Using AI Code Generation

1const { updateContextProvider } = require('playwright-core/lib/server/browserContext');2const { chromium } = require('playwright-core');3updateContextProvider(() => chromium.launch().then(browser => browser.newContext()));4const { test, expect } = require('@playwright/test');5test('test', async ({ page }) => {6  const title = page.locator('text=Playwright');7  expect(await title.isVisible()).toBe(true);8});9const { test, expect } = require('@playwright/test');10test('test', async ({ page }) => {11  const title = page.locator('text=Playwright');12  expect(await title.isVisible()).toBe(true);13});

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