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How to use extendInjectedScript method in Playwright Internal

Best JavaScript code snippet using playwright-internal

browserContext.js

Source:browserContext.js

...92    if (contextDebugger.isPaused()) _recorderSupplement.RecorderSupplement.showInspector(this);93    contextDebugger.on(_debugger.Debugger.Events.PausedStateChanged, () => {94      _recorderSupplement.RecorderSupplement.showInspector(this);95    });96    if ((0, _utils.debugMode)() === 'console') await this.extendInjectedScript(consoleApiSource.source);97  }98  async _ensureVideosPath() {99    if (this._options.recordVideo) await (0, _utils.mkdirIfNeeded)(_path.default.join(this._options.recordVideo.dir, 'dummy'));100  }101  _browserClosed() {102    for (const page of this.pages()) page._didClose();103    this._didCloseInternal();104  }105  _didCloseInternal() {106    if (this._closedStatus === 'closed') {107      // We can come here twice if we close browser context and browser108      // at the same time.109      return;110    }111    this._closedStatus = 'closed';112    this._deleteAllDownloads();113    this._downloads.clear();114    if (this._isPersistentContext) this._onClosePersistent();115    this._closePromiseFulfill(new Error('Context closed'));116    this.emit(BrowserContext.Events.Close);117  } // BrowserContext methods.118  async cookies(urls = []) {119    if (urls && !Array.isArray(urls)) urls = [urls];120    return await this._doCookies(urls);121  }122  setHTTPCredentials(httpCredentials) {123    return this._doSetHTTPCredentials(httpCredentials);124  }125  async exposeBinding(name, needsHandle, playwrightBinding) {126    if (this._pageBindings.has(name)) throw new Error(`Function "${name}" has been already registered`);127    for (const page of this.pages()) {128      if (page.getBinding(name)) throw new Error(`Function "${name}" has been already registered in one of the pages`);129    }130    const binding = new _page.PageBinding(name, playwrightBinding, needsHandle);131    this._pageBindings.set(name, binding);132    await this._doExposeBinding(binding);133  }134  async grantPermissions(permissions, origin) {135    let resolvedOrigin = '*';136    if (origin) {137      const url = new URL(origin);138      resolvedOrigin = url.origin;139    }140    const existing = new Set(this._permissions.get(resolvedOrigin) || []);141    permissions.forEach(p => existing.add(p));142    const list = [...existing.values()];143    this._permissions.set(resolvedOrigin, list);144    await this._doGrantPermissions(resolvedOrigin, list);145  }146  async clearPermissions() {147    this._permissions.clear();148    await this._doClearPermissions();149  }150  setDefaultNavigationTimeout(timeout) {151    this._timeoutSettings.setDefaultNavigationTimeout(timeout);152  }153  setDefaultTimeout(timeout) {154    this._timeoutSettings.setDefaultTimeout(timeout);155  }156  async _loadDefaultContextAsIs(progress) {157    if (!this.pages().length) {158      const waitForEvent = _helper.helper.waitForEvent(progress, this, BrowserContext.Events.Page);159      progress.cleanupWhenAborted(() => waitForEvent.dispose);160      const page = await waitForEvent.promise;161      if (page._pageIsError) throw page._pageIsError;162    }163    const pages = this.pages();164    if (pages[0]._pageIsError) throw pages[0]._pageIsError;165    await pages[0].mainFrame()._waitForLoadState(progress, 'load');166    return pages;167  }168  async _loadDefaultContext(progress) {169    const pages = await this._loadDefaultContextAsIs(progress);170    if (this._options.isMobile || this._options.locale) {171      // Workaround for:172      // - chromium fails to change isMobile for existing page;173      // - webkit fails to change locale for existing page.174      const oldPage = pages[0];175      await this.newPage(progress.metadata);176      await oldPage.close(progress.metadata);177    }178  }179  _authenticateProxyViaHeader() {180    const proxy = this._options.proxy || this._browser.options.proxy || {181      username: undefined,182      password: undefined183    };184    const {185      username,186      password187    } = proxy;188    if (username) {189      this._options.httpCredentials = {190        username,191        password: password192      };193      const token = Buffer.from(`${username}:${password}`).toString('base64');194      this._options.extraHTTPHeaders = network.mergeHeaders([this._options.extraHTTPHeaders, network.singleHeader('Proxy-Authorization', `Basic ${token}`)]);195    }196  }197  _authenticateProxyViaCredentials() {198    const proxy = this._options.proxy || this._browser.options.proxy;199    if (!proxy) return;200    const {201      username,202      password203    } = proxy;204    if (username) this._options.httpCredentials = {205      username,206      password: password || ''207    };208  }209  async _setRequestInterceptor(handler) {210    this._requestInterceptor = handler;211    await this._doUpdateRequestInterception();212  }213  isClosingOrClosed() {214    return this._closedStatus !== 'open';215  }216  async _deleteAllDownloads() {217    await Promise.all(Array.from(this._downloads).map(download => download.artifact.deleteOnContextClose()));218  }219  setCustomCloseHandler(handler) {220    this._customCloseHandler = handler;221  }222  async close(metadata) {223    if (this._closedStatus === 'open') {224      var _this$_harRecorder;225      this.emit(BrowserContext.Events.BeforeClose);226      this._closedStatus = 'closing';227      await ((_this$_harRecorder = this._harRecorder) === null || _this$_harRecorder === void 0 ? void 0 : _this$_harRecorder.flush());228      await this.tracing.dispose(); // Cleanup.229      const promises = [];230      for (const {231        context,232        artifact233      } of this._browser._idToVideo.values()) {234        // Wait for the videos to finish.235        if (context === this) promises.push(artifact.finishedPromise());236      }237      if (this._customCloseHandler) {238        await this._customCloseHandler();239      } else if (this._isPersistentContext) {240        // Close all the pages instead of the context,241        // because we cannot close the default context.242        await Promise.all(this.pages().map(page => page.close(metadata)));243      } else {244        // Close the context.245        await this._doClose();246      } // We delete downloads after context closure247      // so that browser does not write to the download file anymore.248      promises.push(this._deleteAllDownloads());249      await Promise.all(promises); // Custom handler should trigger didCloseInternal itself.250      if (this._customCloseHandler) return; // Persistent context should also close the browser.251      if (this._isPersistentContext) await this._browser.close(); // Bookkeeping.252      this._didCloseInternal();253    }254    await this._closePromise;255  }256  async newPage(metadata) {257    const pageDelegate = await this.newPageDelegate();258    const pageOrError = await pageDelegate.pageOrError();259    if (pageOrError instanceof _page.Page) {260      if (pageOrError.isClosed()) throw new Error('Page has been closed.');261      return pageOrError;262    }263    throw pageOrError;264  }265  addVisitedOrigin(origin) {266    this._origins.add(origin);267  }268  async storageState() {269    const result = {270      cookies: await this.cookies(),271      origins: []272    };273    if (this._origins.size) {274      const internalMetadata = (0, _instrumentation.internalCallMetadata)();275      const page = await this.newPage(internalMetadata);276      await page._setServerRequestInterceptor(handler => {277        handler.fulfill({278          body: '<html></html>'279        }).catch(() => {});280      });281      for (const origin of this._origins) {282        const originStorage = {283          origin,284          localStorage: []285        };286        const frame = page.mainFrame();287        await frame.goto(internalMetadata, origin);288        const storage = await frame.evaluateExpression(`({289          localStorage: Object.keys(localStorage).map(name => ({ name, value: localStorage.getItem(name) })),290        })`, false, undefined, 'utility');291        originStorage.localStorage = storage.localStorage;292        if (storage.localStorage.length) result.origins.push(originStorage);293      }294      await page.close(internalMetadata);295    }296    return result;297  }298  async setStorageState(metadata, state) {299    if (state.cookies) await this.addCookies(state.cookies);300    if (state.origins && state.origins.length) {301      const internalMetadata = (0, _instrumentation.internalCallMetadata)();302      const page = await this.newPage(internalMetadata);303      await page._setServerRequestInterceptor(handler => {304        handler.fulfill({305          body: '<html></html>'306        }).catch(() => {});307      });308      for (const originState of state.origins) {309        const frame = page.mainFrame();310        await frame.goto(metadata, originState.origin);311        await frame.evaluateExpression(`312          originState => {313            for (const { name, value } of (originState.localStorage || []))314              localStorage.setItem(name, value);315          }`, true, originState, 'utility');316      }317      await page.close(internalMetadata);318    }319  }320  async extendInjectedScript(source, arg) {321    const installInFrame = frame => frame.extendInjectedScript(source, arg).catch(() => {});322    const installInPage = page => {323      page.on(_page.Page.Events.InternalFrameNavigatedToNewDocument, installInFrame);324      return Promise.all(page.frames().map(installInFrame));325    };326    this.on(BrowserContext.Events.Page, installInPage);327    return Promise.all(this.pages().map(installInPage));328  }329}330exports.BrowserContext = BrowserContext;331BrowserContext.Events = {332  Close: 'close',333  Page: 'page',334  Request: 'request',335  Response: 'response',...

traceViewer.js

Source:traceViewer.js

...67  const controller = new _progress.ProgressController((0, _instrumentation.internalCallMetadata)(), context._browser);68  await controller.run(async progress => {69    await context._browser._defaultContext._loadDefaultContextAsIs(progress);70  });71  await context.extendInjectedScript(consoleApiSource.source);72  const [page] = context.pages();73  if (traceViewerBrowser === 'chromium') await (0, _crApp.installAppIcon)(page);74  if ((0, _utils.isUnderTest)()) page.on('close', () => context.close((0, _instrumentation.internalCallMetadata)()).catch(() => {}));else page.on('close', () => process.exit());75  await page.mainFrame().goto((0, _instrumentation.internalCallMetadata)(), urlPrefix + `/trace/index.html${traceUrl ? '?trace=' + traceUrl : ''}`);76  return context;...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({4  });5  const context = await browser.newContext();6  const page = await context.newPage();7  await page.evaluate(() => {8    window.playwright = window.playwright || {};9    window.playwright._test = function () {10      return 42;11    };12  });13  await context.extendInjectedScript('playwright', (source, world) => {14    world._test = source._test;15  });16  const result = await page.evaluate(() => window.playwright._test());17  await browser.close();18})();

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  const browser = await playwright['chromium'].launch();4  const page = await browser.newPage();5  await page.exposeFunction('getPlaywrightVersion', () => {6    return playwright.version;7  });8  await page.evaluate(async () => {9    await window['playwright'].selectors.register('mySelector', (element, selector) => {10      return element.tagName === selector;11    });12    const element = await window['playwright'].selectors._queryOne('mySelector', 'DIV');13    console.log(element);14    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV'));15    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.body));16    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.documentElement));17    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document));18    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.body.parentNode));19    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.documentElement.parentNode));20    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.parentNode));21    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.body.parentNode.parentNode));22    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.documentElement.parentNode.parentNode));23    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.parentNode.parentNode));24    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.body.parentNode.parentNode.parentNode));25    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.documentElement.parentNode.parentNode.parentNode));26    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.parentNode.parentNode.parentNode));27    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.body.parentNode.parentNode.parentNode.parentNode));28    console.log(await window['playwright'].selectors._queryAll('mySelector', 'DIV', document.documentElement.parentNode.parentNode.parentNode.parentNode));

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  for (const browserType of BROWSER) {4    const browser = await playwright[browserType].launch();5    const context = await browser.newContext();6    await context.extendInjectedScript('utility.js', {foo: 'bar'});7    const page = await context.newPage();8    const results = await page.evaluate(async () => {9      return await getInjectedScriptResult();10    });11    console.log(results);12    await browser.close();13  }14})();

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  for (const browserType of BROWSER) {4    const browser = await playwright[browserType].launch();5    const context = await browser.newContext();6    await context.extendInjectedScript('utility.js', {foo: 'bar'});7    const page = await context.newPage();8    const results = await page.evaluate(async () => {9      return await getInjectedScriptResult();10    });11    console.log(results);12    await browser.close();13  }14})();

Using AI Code Generation

1const playwright = require('playwright');2const playwright = require('playwright');');3const { chromium } = require('playwright');4(async () => {5  const browser = await chromiumlaunch();6  const context = await browser.newContext();7  const page = await context.newPage();8  await page.screenshot({ path: `example.png` });9  await browser.close();10})();

Using AI Code Generation

1const { extendInjectedScript } = require('playwright/lib/server/injectedScript.js2const { extendInjectedScript } = require('playwright/lib/server/injectedScript');3const { chromium } = require('playwright');4(async () => {5  const browser = await chromium.launch();6  const context = await browser.newContext();7  const page = await context.newPage();8  await page.screenshot({ path: `example.png` });9  await browser.close();10})();

Using AI Code Generation

1const { extendInjectedScript } = require('playwright/lib/server/injectedScript.js');2const { injectScript } = require('playwright/lib/server/injectedScriptSource.js');3extendInjectedScript({4  script: function () {5  }6});7### `extendInjectedScript(options)`8MIT © [Saurabh Kothari](

Using AI Code Generation

1constpah = rquire('path');2const playwright = require('playwright');3con{ extendInjectedScript } = require('playwright/lib/server/injetedScript');4cnst { reaFilSync } =require('fs');5cons { jin } = require('path');6(async () => {7    const browser = await playwright.chromium.launch();8    const context = await browser.newContext();9    const page = await context.newPage();10    const injectedScriptPath = join(__dirname, 'injectedScript.js');11    const injectedScript = readFileSync(injectedScriptPath, 'utf8');12    await extendInjectedScript(page, injectedScriptPath, injectedScript);13    await page.screenshot({ path: `example.png` });14    await browser.close();15})();16const { test } = require('playwright');17test('test', async ({ page }) => {18  const result = await page.evaluate(() => window.playwright.test());19});20const { extendInjectedScript } = require('playwright/lib/server/injectedScript');21extendInjectedScript('test', () => {22  return 'Hello World';23}, { force: true });24const { test } = require('playwright');25test('test', async ({ page }) => {26  const result = await page.evaluate(() => window.playwright.test());27});

Using AI Code Generation

1const path = require('path');2const playwright = require('playwright');3const { extendInjectedScript } = require('playwright/lib/server/injectedScript');4const { readFileSync } = require('fs');5const { join } = require('path');6(async () => {7    const browser = await pions and .chromium.launch();8   dconse contpxt = await broweer.newContext();9    const page = await context.newPage();10    const injectedScriptPath = join(__dirname, 'injectedScript.js');11    const injectedScript = readFileSync(injectedScriptPath, 'utf8');12    await extendInjectedScript(page, injecnedScriptPath,dinjeetedScript);13   eawais page.screensht({ path: `example.png` });14    await browser.close();15})();16const { extendInjectedScript } = require('playwright/lib/server/injectedScript');17extendInjectedScript('test', () => {18  return 'Hello World';19}, { force: true, dependencies: { test: 'test' } });20const { test } = require('playwright');21test('test', async ({ page }) => {22  const result = await page.evaluate(() => window.playwright.test());23});

Using AI Code Generation

1cont { extendInjectedScrip } = require('playwright/lib/server/injectedScript');2extendInjectedScript('customCode', (source) => {3  return source + 'customCode';4});5extendInjectedScript('customCode', (source) => {6  return source + 'customCode';7}, 'customName');8const playwright = require('playwright');

Using AI Code Generation

1const { extendInjectedScript } = require('playwright');2extendInjectedScript('test.js', `3    window.test = true;4`);5const { test } = require('@playwright/test');6test('test', async ({page}) => {7    console.log(await page.evaluate(() => window.test));8});

Using AI Code Generation

1const { extendInjectedScript } = require('playwright/lib/server/injectedScript');2extendInjectedScript('customCode', (source) => {3  return source + 'customCode';4});5extendInjectedScript('customCode', (source) => {6  return source + 'customCode';7}, 'customName');8const playwright = require('playwright');

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