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How to use removeExposedBindings method in Playwright Internal
Best JavaScript code snippet using playwright-internal
crPage.js
Source:crPage.js 
...159 async exposeBinding(binding) {160 await this._forAllFrameSessions(frame => frame._initBinding(binding));161 await Promise.all(this._page.frames().map(frame => frame.evaluateExpression(binding.source, false, {}).catch(e => {})));162 }163 async removeExposedBindings() {164 await this._forAllFrameSessions(frame => frame._removeExposedBindings());165 }166 async updateExtraHTTPHeaders() {167 await this._forAllFrameSessions(frame => frame._updateExtraHTTPHeaders(false));168 }169 async updateGeolocation() {170 await this._forAllFrameSessions(frame => frame._updateGeolocation(false));171 }172 async updateOffline() {173 await this._forAllFrameSessions(frame => frame._updateOffline(false));174 }175 async updateHttpCredentials() {176 await this._forAllFrameSessions(frame => frame._updateHttpCredentials(false));177 }178 async setEmulatedSize(emulatedSize) {179 (0, _utils.assert)(this._page._state.emulatedSize === emulatedSize);180 await this._mainFrameSession._updateViewport();181 }182 async bringToFront() {183 await this._mainFrameSession._client.send('Page.bringToFront');184 }185 async updateEmulateMedia() {186 await this._forAllFrameSessions(frame => frame._updateEmulateMedia(false));187 }188 async updateRequestInterception() {189 await this._forAllFrameSessions(frame => frame._updateRequestInterception());190 }191 async setFileChooserIntercepted(enabled) {192 await this._forAllFrameSessions(frame => frame.setFileChooserIntercepted(enabled));193 }194 async reload() {195 await this._mainFrameSession._client.send('Page.reload');196 }197 async _go(delta) {198 const history = await this._mainFrameSession._client.send('Page.getNavigationHistory');199 const entry = history.entries[history.currentIndex + delta];200 if (!entry) return false;201 await this._mainFrameSession._client.send('Page.navigateToHistoryEntry', {202 entryId: entry.id203 });204 return true;205 }206 goBack() {207 return this._go(-1);208 }209 goForward() {210 return this._go(+1);211 }212 async addInitScript(source, world = 'main') {213 await this._forAllFrameSessions(frame => frame._evaluateOnNewDocument(source, world));214 }215 async removeInitScripts() {216 await this._forAllFrameSessions(frame => frame._removeEvaluatesOnNewDocument());217 }218 async closePage(runBeforeUnload) {219 if (runBeforeUnload) await this._mainFrameSession._client.send('Page.close');else await this._browserContext._browser._closePage(this);220 }221 async setBackgroundColor(color) {222 await this._mainFrameSession._client.send('Emulation.setDefaultBackgroundColorOverride', {223 color224 });225 }226 async takeScreenshot(progress, format, documentRect, viewportRect, quality, fitsViewport, scale) {227 const {228 visualViewport229 } = await this._mainFrameSession._client.send('Page.getLayoutMetrics');230 if (!documentRect) {231 documentRect = {232 x: visualViewport.pageX + viewportRect.x,233 y: visualViewport.pageY + viewportRect.y,234 ..._helper.helper.enclosingIntSize({235 width: viewportRect.width / visualViewport.scale,236 height: viewportRect.height / visualViewport.scale237 })238 };239 } // When taking screenshots with documentRect (based on the page content, not viewport),240 // ignore current page scale.241 const clip = { ...documentRect,242 scale: viewportRect ? visualViewport.scale : 1243 };244 if (scale === 'css') {245 const deviceScaleFactor = this._browserContext._options.deviceScaleFactor || 1;246 clip.scale /= deviceScaleFactor;247 }248 progress.throwIfAborted();249 const result = await this._mainFrameSession._client.send('Page.captureScreenshot', {250 format,251 quality,252 clip,253 captureBeyondViewport: !fitsViewport254 });255 return Buffer.from(result.data, 'base64');256 }257 async getContentFrame(handle) {258 return this._sessionForHandle(handle)._getContentFrame(handle);259 }260 async getOwnerFrame(handle) {261 return this._sessionForHandle(handle)._getOwnerFrame(handle);262 }263 isElementHandle(remoteObject) {264 return remoteObject.subtype === 'node';265 }266 async getBoundingBox(handle) {267 return this._sessionForHandle(handle)._getBoundingBox(handle);268 }269 async scrollRectIntoViewIfNeeded(handle, rect) {270 return this._sessionForHandle(handle)._scrollRectIntoViewIfNeeded(handle, rect);271 }272 async setScreencastOptions(options) {273 if (options) {274 await this._mainFrameSession._startScreencast(this, {275 format: 'jpeg',276 quality: options.quality,277 maxWidth: options.width,278 maxHeight: options.height279 });280 } else {281 await this._mainFrameSession._stopScreencast(this);282 }283 }284 rafCountForStablePosition() {285 return 1;286 }287 async getContentQuads(handle) {288 return this._sessionForHandle(handle)._getContentQuads(handle);289 }290 async setInputFiles(handle, files) {291 await handle.evaluateInUtility(([injected, node, files]) => injected.setInputFiles(node, files), files);292 }293 async setInputFilePaths(handle, files) {294 const frame = await handle.ownerFrame();295 if (!frame) throw new Error('Cannot set input files to detached input element');296 const parentSession = this._sessionForFrame(frame);297 await parentSession._client.send('DOM.setFileInputFiles', {298 objectId: handle._objectId,299 files300 });301 }302 async adoptElementHandle(handle, to) {303 return this._sessionForHandle(handle)._adoptElementHandle(handle, to);304 }305 async getAccessibilityTree(needle) {306 return (0, _crAccessibility.getAccessibilityTree)(this._mainFrameSession._client, needle);307 }308 async inputActionEpilogue() {309 await this._mainFrameSession._client.send('Page.enable').catch(e => {});310 }311 async pdf(options) {312 return this._pdf.generate(options);313 }314 coverage() {315 return this._coverage;316 }317 async getFrameElement(frame) {318 let parent = frame.parentFrame();319 if (!parent) throw new Error('Frame has been detached.');320 const parentSession = this._sessionForFrame(parent);321 const {322 backendNodeId323 } = await parentSession._client.send('DOM.getFrameOwner', {324 frameId: frame._id325 }).catch(e => {326 if (e instanceof Error && e.message.includes('Frame with the given id was not found.')) (0, _stackTrace.rewriteErrorMessage)(e, 'Frame has been detached.');327 throw e;328 });329 parent = frame.parentFrame();330 if (!parent) throw new Error('Frame has been detached.');331 return parentSession._adoptBackendNodeId(backendNodeId, await parent._mainContext());332 }333}334exports.CRPage = CRPage;335class FrameSession {336 // Marks the oopif session that remote -> local transition has happened in the parent.337 // See Target.detachedFromTarget handler for details.338 constructor(crPage, client, targetId, parentSession) {339 this._client = void 0;340 this._crPage = void 0;341 this._page = void 0;342 this._networkManager = void 0;343 this._contextIdToContext = new Map();344 this._eventListeners = [];345 this._targetId = void 0;346 this._firstNonInitialNavigationCommittedPromise = void 0;347 this._firstNonInitialNavigationCommittedFulfill = () => {};348 this._firstNonInitialNavigationCommittedReject = e => {};349 this._windowId = void 0;350 this._swappedIn = false;351 this._videoRecorder = null;352 this._screencastId = null;353 this._screencastClients = new Set();354 this._evaluateOnNewDocumentIdentifiers = [];355 this._exposedBindingNames = [];356 this._client = client;357 this._crPage = crPage;358 this._page = crPage._page;359 this._targetId = targetId;360 this._networkManager = new _crNetworkManager.CRNetworkManager(client, this._page, parentSession ? parentSession._networkManager : null);361 this._firstNonInitialNavigationCommittedPromise = new Promise((f, r) => {362 this._firstNonInitialNavigationCommittedFulfill = f;363 this._firstNonInitialNavigationCommittedReject = r;364 });365 client.once(_crConnection.CRSessionEvents.Disconnected, () => {366 this._firstNonInitialNavigationCommittedReject(new Error('Page closed'));367 });368 }369 _isMainFrame() {370 return this._targetId === this._crPage._targetId;371 }372 _addRendererListeners() {373 this._eventListeners.push(...[_eventsHelper.eventsHelper.addEventListener(this._client, 'Log.entryAdded', event => this._onLogEntryAdded(event)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.fileChooserOpened', event => this._onFileChooserOpened(event)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.frameAttached', event => this._onFrameAttached(event.frameId, event.parentFrameId)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.frameDetached', event => this._onFrameDetached(event.frameId, event.reason)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.frameNavigated', event => this._onFrameNavigated(event.frame, false)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.frameRequestedNavigation', event => this._onFrameRequestedNavigation(event)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.frameStoppedLoading', event => this._onFrameStoppedLoading(event.frameId)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.javascriptDialogOpening', event => this._onDialog(event)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.navigatedWithinDocument', event => this._onFrameNavigatedWithinDocument(event.frameId, event.url)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Runtime.bindingCalled', event => this._onBindingCalled(event)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Runtime.consoleAPICalled', event => this._onConsoleAPI(event)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Runtime.exceptionThrown', exception => this._handleException(exception.exceptionDetails)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Runtime.executionContextCreated', event => this._onExecutionContextCreated(event.context)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Runtime.executionContextDestroyed', event => this._onExecutionContextDestroyed(event.executionContextId)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Runtime.executionContextsCleared', event => this._onExecutionContextsCleared()), _eventsHelper.eventsHelper.addEventListener(this._client, 'Target.attachedToTarget', event => this._onAttachedToTarget(event)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Target.detachedFromTarget', event => this._onDetachedFromTarget(event))]);374 }375 _addBrowserListeners() {376 this._eventListeners.push(...[_eventsHelper.eventsHelper.addEventListener(this._client, 'Inspector.targetCrashed', event => this._onTargetCrashed()), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.screencastFrame', event => this._onScreencastFrame(event)), _eventsHelper.eventsHelper.addEventListener(this._client, 'Page.windowOpen', event => this._onWindowOpen(event))]);377 }378 async _initialize(hasUIWindow) {379 const isSettingStorageState = this._page._browserContext.isSettingStorageState();380 if (!isSettingStorageState && hasUIWindow && !this._crPage._browserContext._browser.isClank() && !this._crPage._browserContext._options.noDefaultViewport) {381 const {382 windowId383 } = await this._client.send('Browser.getWindowForTarget');384 this._windowId = windowId;385 }386 let screencastOptions;387 if (!isSettingStorageState && this._isMainFrame() && this._crPage._browserContext._options.recordVideo && hasUIWindow) {388 const screencastId = (0, _utils.createGuid)();389 const outputFile = _path.default.join(this._crPage._browserContext._options.recordVideo.dir, screencastId + '.webm');390 screencastOptions = { // validateBrowserContextOptions ensures correct video size.391 ...this._crPage._browserContext._options.recordVideo.size,392 outputFile393 };394 await this._crPage._browserContext._ensureVideosPath(); // Note: it is important to start video recorder before sending Page.startScreencast,395 // and it is equally important to send Page.startScreencast before sending Runtime.runIfWaitingForDebugger.396 await this._createVideoRecorder(screencastId, screencastOptions);397 this._crPage.pageOrError().then(p => {398 if (p instanceof Error) this._stopVideoRecording().catch(() => {});399 });400 }401 let lifecycleEventsEnabled;402 if (!this._isMainFrame()) this._addRendererListeners();403 this._addBrowserListeners();404 const promises = [this._client.send('Page.enable'), this._client.send('Page.getFrameTree').then(({405 frameTree406 }) => {407 if (this._isMainFrame()) {408 this._handleFrameTree(frameTree);409 this._addRendererListeners();410 }411 const localFrames = this._isMainFrame() ? this._page.frames() : [this._page._frameManager.frame(this._targetId)];412 for (const frame of localFrames) {413 // Note: frames might be removed before we send these.414 this._client._sendMayFail('Page.createIsolatedWorld', {415 frameId: frame._id,416 grantUniveralAccess: true,417 worldName: UTILITY_WORLD_NAME418 });419 for (const binding of this._crPage._browserContext._pageBindings.values()) frame.evaluateExpression(binding.source, false, undefined).catch(e => {});420 for (const source of this._crPage._browserContext.initScripts) frame.evaluateExpression(source, false, undefined, 'main').catch(e => {});421 }422 const isInitialEmptyPage = this._isMainFrame() && this._page.mainFrame().url() === ':';423 if (isInitialEmptyPage) {424 // Ignore lifecycle events for the initial empty page. It is never the final page425 // hence we are going to get more lifecycle updates after the actual navigation has426 // started (even if the target url is about:blank).427 lifecycleEventsEnabled.catch(e => {}).then(() => {428 this._eventListeners.push(_eventsHelper.eventsHelper.addEventListener(this._client, 'Page.lifecycleEvent', event => this._onLifecycleEvent(event)));429 });430 } else {431 this._firstNonInitialNavigationCommittedFulfill();432 this._eventListeners.push(_eventsHelper.eventsHelper.addEventListener(this._client, 'Page.lifecycleEvent', event => this._onLifecycleEvent(event)));433 }434 }), this._client.send('Log.enable', {}), lifecycleEventsEnabled = this._client.send('Page.setLifecycleEventsEnabled', {435 enabled: true436 }), this._client.send('Runtime.enable', {}), this._client.send('Page.addScriptToEvaluateOnNewDocument', {437 source: '',438 worldName: UTILITY_WORLD_NAME439 }), this._networkManager.initialize(), this._client.send('Target.setAutoAttach', {440 autoAttach: true,441 waitForDebuggerOnStart: true,442 flatten: true443 })];444 if (!isSettingStorageState) {445 if (this._isMainFrame()) promises.push(this._client.send('Emulation.setFocusEmulationEnabled', {446 enabled: true447 }));448 const options = this._crPage._browserContext._options;449 if (options.bypassCSP) promises.push(this._client.send('Page.setBypassCSP', {450 enabled: true451 }));452 if (options.ignoreHTTPSErrors) promises.push(this._client.send('Security.setIgnoreCertificateErrors', {453 ignore: true454 }));455 if (this._isMainFrame()) promises.push(this._updateViewport());456 if (options.hasTouch) promises.push(this._client.send('Emulation.setTouchEmulationEnabled', {457 enabled: true458 }));459 if (options.javaScriptEnabled === false) promises.push(this._client.send('Emulation.setScriptExecutionDisabled', {460 value: true461 }));462 if (options.userAgent || options.locale) promises.push(this._client.send('Emulation.setUserAgentOverride', {463 userAgent: options.userAgent || '',464 acceptLanguage: options.locale465 }));466 if (options.locale) promises.push(emulateLocale(this._client, options.locale));467 if (options.timezoneId) promises.push(emulateTimezone(this._client, options.timezoneId));468 if (!this._crPage._browserContext._browser.options.headful) promises.push(this._setDefaultFontFamilies(this._client));469 promises.push(this._updateGeolocation(true));470 promises.push(this._updateExtraHTTPHeaders(true));471 promises.push(this._updateRequestInterception());472 promises.push(this._updateOffline(true));473 promises.push(this._updateHttpCredentials(true));474 promises.push(this._updateEmulateMedia(true));475 for (const binding of this._crPage._page.allBindings()) promises.push(this._initBinding(binding));476 for (const source of this._crPage._browserContext.initScripts) promises.push(this._evaluateOnNewDocument(source, 'main'));477 for (const source of this._crPage._page.initScripts) promises.push(this._evaluateOnNewDocument(source, 'main'));478 if (screencastOptions) promises.push(this._startVideoRecording(screencastOptions));479 }480 promises.push(this._client.send('Runtime.runIfWaitingForDebugger'));481 promises.push(this._firstNonInitialNavigationCommittedPromise);482 await Promise.all(promises);483 }484 dispose() {485 _eventsHelper.eventsHelper.removeEventListeners(this._eventListeners);486 this._networkManager.dispose();487 this._crPage._sessions.delete(this._targetId);488 }489 async _navigate(frame, url, referrer) {490 const response = await this._client.send('Page.navigate', {491 url,492 referrer,493 frameId: frame._id494 });495 if (response.errorText) throw new Error(`${response.errorText} at ${url}`);496 return {497 newDocumentId: response.loaderId498 };499 }500 _onLifecycleEvent(event) {501 if (this._eventBelongsToStaleFrame(event.frameId)) return;502 if (event.name === 'load') this._page._frameManager.frameLifecycleEvent(event.frameId, 'load');else if (event.name === 'DOMContentLoaded') this._page._frameManager.frameLifecycleEvent(event.frameId, 'domcontentloaded');503 }504 _onFrameStoppedLoading(frameId) {505 if (this._eventBelongsToStaleFrame(frameId)) return;506 this._page._frameManager.frameStoppedLoading(frameId);507 }508 _handleFrameTree(frameTree) {509 this._onFrameAttached(frameTree.frame.id, frameTree.frame.parentId || null);510 this._onFrameNavigated(frameTree.frame, true);511 if (!frameTree.childFrames) return;512 for (const child of frameTree.childFrames) this._handleFrameTree(child);513 }514 _eventBelongsToStaleFrame(frameId) {515 const frame = this._page._frameManager.frame(frameId); // Subtree may be already gone because some ancestor navigation destroyed the oopif.516 if (!frame) return true; // When frame goes remote, parent process may still send some events517 // related to the local frame before it sends frameDetached.518 // In this case, we already have a new session for this frame, so events519 // in the old session should be ignored.520 const session = this._crPage._sessionForFrame(frame);521 return session && session !== this && !session._swappedIn;522 }523 _onFrameAttached(frameId, parentFrameId) {524 const frameSession = this._crPage._sessions.get(frameId);525 if (frameSession && frameId !== this._targetId) {526 // This is a remote -> local frame transition.527 frameSession._swappedIn = true;528 const frame = this._page._frameManager.frame(frameId); // Frame or even a whole subtree may be already gone, because some ancestor did navigate.529 if (frame) this._page._frameManager.removeChildFramesRecursively(frame);530 return;531 }532 if (parentFrameId && !this._page._frameManager.frame(parentFrameId)) {533 // Parent frame may be gone already because some ancestor frame navigated and534 // destroyed the whole subtree of some oopif, while oopif's process is still sending us events.535 // Be careful to not confuse this with "main frame navigated cross-process" scenario536 // where parentFrameId is null.537 return;538 }539 this._page._frameManager.frameAttached(frameId, parentFrameId);540 }541 _onFrameNavigated(framePayload, initial) {542 if (this._eventBelongsToStaleFrame(framePayload.id)) return;543 this._page._frameManager.frameCommittedNewDocumentNavigation(framePayload.id, framePayload.url + (framePayload.urlFragment || ''), framePayload.name || '', framePayload.loaderId, initial);544 if (!initial) this._firstNonInitialNavigationCommittedFulfill();545 }546 _onFrameRequestedNavigation(payload) {547 if (this._eventBelongsToStaleFrame(payload.frameId)) return;548 if (payload.disposition === 'currentTab') this._page._frameManager.frameRequestedNavigation(payload.frameId);549 }550 _onFrameNavigatedWithinDocument(frameId, url) {551 if (this._eventBelongsToStaleFrame(frameId)) return;552 this._page._frameManager.frameCommittedSameDocumentNavigation(frameId, url);553 }554 _onFrameDetached(frameId, reason) {555 if (this._crPage._sessions.has(frameId)) {556 // This is a local -> remote frame transtion, where557 // Page.frameDetached arrives after Target.attachedToTarget.558 // We've already handled the new target and frame reattach - nothing to do here.559 return;560 }561 if (reason === 'swap') {562 // This is a local -> remote frame transtion, where563 // Page.frameDetached arrives before Target.attachedToTarget.564 // We should keep the frame in the tree, and it will be used for the new target.565 const frame = this._page._frameManager.frame(frameId);566 if (frame) this._page._frameManager.removeChildFramesRecursively(frame);567 return;568 } // Just a regular frame detach.569 this._page._frameManager.frameDetached(frameId);570 }571 _onExecutionContextCreated(contextPayload) {572 const frame = contextPayload.auxData ? this._page._frameManager.frame(contextPayload.auxData.frameId) : null;573 if (!frame || this._eventBelongsToStaleFrame(frame._id)) return;574 const delegate = new _crExecutionContext.CRExecutionContext(this._client, contextPayload);575 let worldName = null;576 if (contextPayload.auxData && !!contextPayload.auxData.isDefault) worldName = 'main';else if (contextPayload.name === UTILITY_WORLD_NAME) worldName = 'utility';577 const context = new dom.FrameExecutionContext(delegate, frame, worldName);578 context[contextDelegateSymbol] = delegate;579 if (worldName) frame._contextCreated(worldName, context);580 this._contextIdToContext.set(contextPayload.id, context);581 }582 _onExecutionContextDestroyed(executionContextId) {583 const context = this._contextIdToContext.get(executionContextId);584 if (!context) return;585 this._contextIdToContext.delete(executionContextId);586 context.frame._contextDestroyed(context);587 }588 _onExecutionContextsCleared() {589 for (const contextId of Array.from(this._contextIdToContext.keys())) this._onExecutionContextDestroyed(contextId);590 }591 _onAttachedToTarget(event) {592 const session = _crConnection.CRConnection.fromSession(this._client).session(event.sessionId);593 if (event.targetInfo.type === 'iframe') {594 // Frame id equals target id.595 const targetId = event.targetInfo.targetId;596 const frame = this._page._frameManager.frame(targetId);597 if (!frame) return; // Subtree may be already gone due to renderer/browser race.598 this._page._frameManager.removeChildFramesRecursively(frame);599 const frameSession = new FrameSession(this._crPage, session, targetId, this);600 this._crPage._sessions.set(targetId, frameSession);601 frameSession._initialize(false).catch(e => e);602 return;603 }604 if (event.targetInfo.type !== 'worker') {605 // Ideally, detaching should resume any target, but there is a bug in the backend.606 session._sendMayFail('Runtime.runIfWaitingForDebugger').then(() => {607 this._client._sendMayFail('Target.detachFromTarget', {608 sessionId: event.sessionId609 });610 });611 return;612 }613 const url = event.targetInfo.url;614 const worker = new _page.Worker(this._page, url);615 this._page._addWorker(event.sessionId, worker);616 session.once('Runtime.executionContextCreated', async event => {617 worker._createExecutionContext(new _crExecutionContext.CRExecutionContext(session, event.context));618 }); // This might fail if the target is closed before we initialize.619 session._sendMayFail('Runtime.enable');620 session._sendMayFail('Network.enable');621 session._sendMayFail('Runtime.runIfWaitingForDebugger');622 session.on('Runtime.consoleAPICalled', event => {623 const args = event.args.map(o => worker._existingExecutionContext.createHandle(o));624 this._page._addConsoleMessage(event.type, args, (0, _crProtocolHelper.toConsoleMessageLocation)(event.stackTrace));625 });626 session.on('Runtime.exceptionThrown', exception => this._page.emit(_page.Page.Events.PageError, (0, _crProtocolHelper.exceptionToError)(exception.exceptionDetails))); // TODO: attribute workers to the right frame.627 this._networkManager.instrumentNetworkEvents(session, this._page._frameManager.frame(this._targetId));628 }629 _onDetachedFromTarget(event) {630 // This might be a worker...631 this._page._removeWorker(event.sessionId); // ... or an oopif.632 const childFrameSession = this._crPage._sessions.get(event.targetId);633 if (!childFrameSession) return; // Usually, we get frameAttached in this session first and mark child as swappedIn.634 if (childFrameSession._swappedIn) {635 childFrameSession.dispose();636 return;637 } // However, sometimes we get detachedFromTarget before frameAttached.638 // In this case we don't know wheter this is a remote frame detach,639 // or just a remote -> local transition. In the latter case, frameAttached640 // is already inflight, so let's make a safe roundtrip to ensure it arrives.641 this._client.send('Page.enable').catch(e => null).then(() => {642 // Child was not swapped in - that means frameAttached did not happen and643 // this is remote detach rather than remote -> local swap.644 if (!childFrameSession._swappedIn) this._page._frameManager.frameDetached(event.targetId);645 childFrameSession.dispose();646 });647 }648 _onWindowOpen(event) {649 this._crPage._nextWindowOpenPopupFeatures.push(event.windowFeatures);650 }651 async _onConsoleAPI(event) {652 if (event.executionContextId === 0) {653 // DevTools protocol stores the last 1000 console messages. These654 // messages are always reported even for removed execution contexts. In655 // this case, they are marked with executionContextId = 0 and are656 // reported upon enabling Runtime agent.657 //658 // Ignore these messages since:659 // - there's no execution context we can use to operate with message660 // arguments661 // - these messages are reported before Playwright clients can subscribe662 // to the 'console'663 // page event.664 //665 // @see https://github.com/GoogleChrome/puppeteer/issues/3865666 return;667 }668 const context = this._contextIdToContext.get(event.executionContextId);669 if (!context) return;670 const values = event.args.map(arg => context.createHandle(arg));671 this._page._addConsoleMessage(event.type, values, (0, _crProtocolHelper.toConsoleMessageLocation)(event.stackTrace));672 }673 async _initBinding(binding) {674 const [, response] = await Promise.all([this._client.send('Runtime.addBinding', {675 name: binding.name676 }), this._client.send('Page.addScriptToEvaluateOnNewDocument', {677 source: binding.source678 })]);679 this._exposedBindingNames.push(binding.name);680 this._evaluateOnNewDocumentIdentifiers.push(response.identifier);681 }682 async _removeExposedBindings() {683 const names = this._exposedBindingNames;684 this._exposedBindingNames = [];685 await Promise.all(names.map(name => this._client.send('Runtime.removeBinding', {686 name687 })));688 }689 async _onBindingCalled(event) {690 const pageOrError = await this._crPage.pageOrError();691 if (!(pageOrError instanceof Error)) {692 const context = this._contextIdToContext.get(event.executionContextId);693 if (context) await this._page._onBindingCalled(event.payload, context);694 }695 }696 _onDialog(event) {...
page.js
Source:page.js
...190 const binding = new PageBinding(name, playwrightBinding, needsHandle);191 this._pageBindings.set(name, binding);192 await this._delegate.exposeBinding(binding);193 }194 async removeExposedBindings() {195 this._pageBindings.clear();196 await this._delegate.removeExposedBindings();197 }198 setExtraHTTPHeaders(headers) {199 this._state.extraHTTPHeaders = headers;200 return this._delegate.updateExtraHTTPHeaders();201 }202 async _onBindingCalled(payload, context) {203 if (this._disconnected || this._closedState === 'closed') return;204 await PageBinding.dispatch(this, payload, context);205 }206 _addConsoleMessage(type, args, location, text) {207 const message = new _console.ConsoleMessage(this, type, text, args, location);208 const intercepted = this._frameManager.interceptConsoleMessage(message);209 if (intercepted || !this.listenerCount(Page.Events.Console)) args.forEach(arg => arg.dispose());else this.emit(Page.Events.Console, message);210 }...
ffPage.js
Source:ffPage.js
...285 name: binding.name,286 script: binding.source287 });288 }289 async removeExposedBindings() {// TODO: implement me.290 }291 didClose() {292 this._session.dispose();293 _eventsHelper.eventsHelper.removeEventListeners(this._eventListeners);294 this._networkManager.dispose();295 this._page._didClose();296 }297 async navigateFrame(frame, url, referer) {298 const response = await this._session.send('Page.navigate', {299 url,300 referer,301 frameId: frame._id302 });303 return {...
crBrowser.js
Source:crBrowser.js
...403 async doExposeBinding(binding) {404 for (const page of this.pages()) await page._delegate.exposeBinding(binding);405 }406 async doRemoveExposedBindings() {407 for (const page of this.pages()) await page._delegate.removeExposedBindings();408 }409 async doUpdateRequestInterception() {410 for (const page of this.pages()) await page._delegate.updateRequestInterception();411 }412 async doClose() {413 (0, _utils.assert)(this._browserContextId); // Headful chrome cannot dispose browser context with opened 'beforeunload'414 // dialogs, so we should close all that are currently opened.415 // We also won't get new ones since `Target.disposeBrowserContext` does not trigger416 // beforeunload.417 const openedBeforeUnloadDialogs = [];418 for (const crPage of this._browser._crPages.values()) {419 if (crPage._browserContext !== this) continue;420 const dialogs = [...crPage._page._frameManager._openedDialogs].filter(dialog => dialog.type() === 'beforeunload');421 openedBeforeUnloadDialogs.push(...dialogs);...
browserContext.js
Source:browserContext.js
...256 needsHandle: options.handle257 });258 this._bindings.set(name, callback);259 }260 async _removeExposedBindings() {261 this._bindings.clear();262 await this._channel.removeExposedBindings();263 }264 async exposeFunction(name, callback) {265 await this._channel.exposeBinding({266 name267 });268 const binding = (source, ...args) => callback(...args);269 this._bindings.set(name, binding);270 }271 async route(url, handler, options = {}) {272 this._routes.unshift(new network.RouteHandler(this._options.baseURL, url, handler, options.times));273 if (this._routes.length === 1) await this._channel.setNetworkInterceptionEnabled({274 enabled: true275 });276 }277 async unroute(url, handler) {278 this._routes = this._routes.filter(route => route.url !== url || handler && route.handler !== handler);279 if (!this._routes.length) await this._disableInterception();280 }281 async _unrouteAll() {282 this._routes = [];283 await this._disableInterception();284 }285 async _disableInterception() {286 await this._channel.setNetworkInterceptionEnabled({287 enabled: false288 });289 }290 async waitForEvent(event, optionsOrPredicate = {}) {291 return this._wrapApiCall(async () => {292 const timeout = this._timeoutSettings.timeout(typeof optionsOrPredicate === 'function' ? {} : optionsOrPredicate);293 const predicate = typeof optionsOrPredicate === 'function' ? optionsOrPredicate : optionsOrPredicate.predicate;294 const waiter = _waiter.Waiter.createForEvent(this, event);295 waiter.rejectOnTimeout(timeout, `Timeout ${timeout}ms exceeded while waiting for event "${event}"`);296 if (event !== _events.Events.BrowserContext.Close) waiter.rejectOnEvent(this, _events.Events.BrowserContext.Close, new Error('Context closed'));297 const result = await waiter.waitForEvent(this, event, predicate);298 waiter.dispose();299 return result;300 });301 }302 async storageState(options = {}) {303 const state = await this._channel.storageState();304 if (options.path) {305 await (0, _fileUtils.mkdirIfNeeded)(options.path);306 await _fs.default.promises.writeFile(options.path, JSON.stringify(state, undefined, 2), 'utf8');307 }308 return state;309 }310 backgroundPages() {311 return [...this._backgroundPages];312 }313 serviceWorkers() {314 return [...this._serviceWorkers];315 }316 async newCDPSession(page) {317 // channelOwner.ts's validation messages don't handle the pseudo-union type, so we're explicit here318 if (!(page instanceof _page.Page) && !(page instanceof _frame.Frame)) throw new Error('page: expected Page or Frame');319 const result = await this._channel.newCDPSession(page instanceof _page.Page ? {320 page: page._channel321 } : {322 frame: page._channel323 });324 return _cdpSession.CDPSession.from(result.session);325 }326 _onClose() {327 var _this$_browserType, _this$_browserType$_c;328 if (this._browser) this._browser._contexts.delete(this);329 (_this$_browserType = this._browserType) === null || _this$_browserType === void 0 ? void 0 : (_this$_browserType$_c = _this$_browserType._contexts) === null || _this$_browserType$_c === void 0 ? void 0 : _this$_browserType$_c.delete(this);330 this.emit(_events.Events.BrowserContext.Close, this);331 }332 async close() {333 try {334 await this._wrapApiCall(async () => {335 var _this$_browserType2, _this$_browserType2$_;336 await ((_this$_browserType2 = this._browserType) === null || _this$_browserType2 === void 0 ? void 0 : (_this$_browserType2$_ = _this$_browserType2._onWillCloseContext) === null || _this$_browserType2$_ === void 0 ? void 0 : _this$_browserType2$_.call(_this$_browserType2, this));337 if (this._options.recordHar) {338 const har = await this._channel.harExport();339 const artifact = _artifact.Artifact.from(har.artifact);340 await artifact.saveAs(this._options.recordHar.path);341 await artifact.delete();342 }343 }, true);344 await this._channel.close();345 await this._closedPromise;346 } catch (e) {347 if ((0, _errors.isSafeCloseError)(e)) return;348 throw e;349 }350 }351 async _enableRecorder(params) {352 await this._channel.recorderSupplementEnable(params);353 }354 async _resetForReuse() {355 await this._unrouteAll();356 await this._removeInitScripts();357 await this._removeExposedBindings();358 }359}360exports.BrowserContext = BrowserContext;361async function prepareStorageState(options) {362 if (typeof options.storageState !== 'string') return options.storageState;363 try {364 return JSON.parse(await _fs.default.promises.readFile(options.storageState, 'utf8'));365 } catch (e) {366 (0, _stackTrace.rewriteErrorMessage)(e, `Error reading storage state from ${options.storageState}:\n` + e.message);367 throw e;368 }369}370async function prepareBrowserContextParams(options) {371 if (options.videoSize && !options.videosPath) throw new Error(`"videoSize" option requires "videosPath" to be specified`);...
wkBrowser.js
Source:wkBrowser.js
...272 async doExposeBinding(binding) {273 for (const page of this.pages()) await page._delegate.exposeBinding(binding);274 }275 async doRemoveExposedBindings() {276 for (const page of this.pages()) await page._delegate.removeExposedBindings();277 }278 async doUpdateRequestInterception() {279 for (const page of this.pages()) await page._delegate.updateRequestInterception();280 }281 onClosePersistent() {}282 async doClose() {283 (0, _utils.assert)(this._browserContextId);284 await this._browser._browserSession.send('Playwright.deleteContext', {285 browserContextId: this._browserContextId286 });287 this._browser._contexts.delete(this._browserContextId);288 }289 async cancelDownload(uuid) {290 await this._browser._browserSession.send('Playwright.cancelDownload', {...
pageDispatcher.js
Source:pageDispatcher.js
...109 });110 return binding.promise();111 });112 }113 async removeExposedBindings() {114 await this._page.removeExposedBindings();115 }116 async setExtraHTTPHeaders(params, metadata) {117 await this._page.setExtraHTTPHeaders(params.headers);118 }119 async reload(params, metadata) {120 return {121 response: (0, _dispatcher.lookupNullableDispatcher)(await this._page.reload(metadata, params))122 };123 }124 async goBack(params, metadata) {125 return {126 response: (0, _dispatcher.lookupNullableDispatcher)(await this._page.goBack(metadata, params))127 };128 }...
browserContextDispatcher.js
Source:browserContextDispatcher.js
...131 });132 return binding.promise();133 });134 }135 async removeExposedBindings() {136 await this._context.removeExposedBindings();137 }138 async newPage(params, metadata) {139 return {140 page: (0, _dispatcher.lookupDispatcher)(await this._context.newPage(metadata))141 };142 }143 async cookies(params) {144 return {145 cookies: await this._context.cookies(params.urls)146 };147 }148 async addCookies(params) {149 await this._context.addCookies(params.cookies);150 }...
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5### 3.2.2. `exposeBinding(name, bindingFunction)`6- #`3.2.2. `expeseBinding(name,<bindingFunc[isn)`7Themhod adda uncton caldo`name`oun expo`window` objest ef iveryndiage in ehoryypage in the context()Whe> called, {funcion xecute `bindingFuncion` in nodeand returns a [Promse] which resovs to the return value of bindingFunction . If the cbi aingFunction` rwturnsaa [Promise], ii will bt awaicedoext.exposeBinding('foo', (source, ...args) => {8 js return 7 * 8;9 }f Playwright Internal API10const { chromium } = require('playwright');11(async () => {12 const browser = await chromium.launch();13 const context = await browser.newContext();14 #a3.2.3.t clcarCtrkiis()`;15 await browser.close();16### 3.2.4. `addCookies(cookies)`17})();18###/3.2.4./`addCookies( Pokiet)`19Addskio=th=s ntxt.sAll pag) wth isocc=tixtowiseehaventhtookessted. Cookiescn bobtaedvi[browsrC.cookies([urls])]20 context._options.exposedBindingSources = [];21 const page = await context.newPage();
Using AI Code Generation
1 await browseremovrE.closde();s2})();3 awai page.valuae(() => {4 windowremovEdwindw);5 window.removeExposedBinding'dcment');6 windowremoveExposedBinding('navigto';7});8##await page.s*ree1.hot({ path: 'go gIe.png' });9 await browsnrsctase();10})l);11const { chrmium } = requreplaywright12(async () => {13 const browser =awaitchromium.launch(14```brwser.newPage();15```removeExpsedBindinwindw);16## *ndre.rtmtv ERun tdhe test(' ocumint');17 winow.r`movEdng('avir');18 });19awit.creeshot({pth:'oogl.pg'});20 awai browserclose();21})();node test.js
Using AI Code Generation
1_options.dSourcs = [];2 nst age = awai contxt.newPage();3 wait bower.close(;4})();5;7(async () => {8 const browser = await chromium.launch();9 const context = await browser.newContext();10 await context.exposeBinding('foo', () => {});11 await context.removeBinding('foo');12 await browser.close();13})();14const { chromium } = require('playwright');15(async () => {16 const browser = await chromium.launch();17 const context = await browser.newContext();18 await context.exposeFunction('compute', (a, b) => a * b);19 const page = await context.newPage();20 const result = await page.evaluate(async (a, b) => {21 return await window.compute(a, b);22 }, 9, 4);23 await browser.close();24})();25const { chromium } = require('playwright');26(async () => {27 const browser = await chromium.launch();28 const context = await browser.newContext();29 await context.exposeBinding('log', (source, ...args) => {30 console.log(`${source}: ${args.join(', ')}`);31 });32 const page = await context.newPage();33 await page.evaluate(() => {34 window.log('hello', 5, { foo: 'bar' });35 });36 await browser.close();37})();38const { chromium } = require('playwright');39(async () => {40 const browser = await chromium.launch();41 const context = await browser.newContext();42 await context.exposeBindingHandle('compute', (source, ...args) => {43 return source.page.evaluate(([a, b]) => a * b, args);
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 await context.exposeBindingHandle('compute', (source, ...args) => {6const { removeExposedBinding } = require('playwright lib/server/browserContext');7removeExposedBinding.call(context, 'exposedBinding');8const { exposeBinding } = require('playwright/lib/server browserContext');9exposeBinding.call(context, 'exposedBinding', true, (source, ...args) => {10});
Using AI Code Generation
1const playwright = require('playwright');2const { removeExposedBindings } = require('playwright/lib/server/browserContext');3(async () => {4 const browser = await playwright['chromium'].launch();5 const context = await browser.newContext();6 removeExposedBindings(context);7 const page = await context.newPage();8 await page.exposeFunction('window', () => {});9 await page.evaluate(() => {10 window.alert('hi');11 });12 await browser.close();13})();
Using AI Code Generation
1const playwright = require('playwright');2const { removeExposedBindings } = require('playwright/lib/server/browserContext');3(async () => {4 const browser = await playwright['chromium'].launch();5 const context = await browser.newContext();6 removeExposedBindings(context);7 const page = await context.newPage();8 await page.exposeFunction('window', () => {});9 await page.evaluate(() => {10 window.alert('hi');11 });12 await browser.close();13})(); return source.page.evaluate(([a, b]) => a * b, args);
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._client.send('Runtime.removeBinding', { name: 'window' });6 console.log(await page.evaluate(() => window));7 await browser.close();8})(
Using AI Code Generation
1const playwright = require('playwright');2const { removeExposedBindings } = require('playwright/lib/server/browserContext');3(async () => {4 const browser = await playwright['chromium'].launch();5 const context = await browser.newContext();6 removeExposedBindings(context);7 const page = await context.newPage();8 await page.exposeFunction('window', () => {});9 await page.evaluate(() => {10 window.alert('hi');11 });12 await browser.close();13})();code to use removeExposedBindings method of Playwright Internal API14const { chromium } = require('playwright');15(async () => {16 const browser = await chromium.launch();17 const page = await browser.newPage();18 await page.context().removeBindings('window');19 await page.context().removeBindings('console');20 await page.context().removeBindings('alert');21 await page.context().removeBindings('prompt');22 await page.context().removeBindings('confirm');23 await page.context().removeBindings('beforeunload');24 await browser.close();25})();26#### browserContext.removeBindings(name)27#### page.removeBindings(name)28- [Remove Bindings](
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:
- 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.
- 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.
- 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.
- 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.
- Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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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