Test your AI Agents with the all-new Agent to Agent Testing Platform.Learn More
How to use rawEvaluateJSON method in Playwright Internal
Best JavaScript code snippet using playwright-internal
javascript.js
Source:javascript.js 
...55 }56 createHandle(remoteObject) {57 return this._delegate.createHandle(this, remoteObject);58 }59 async rawEvaluateJSON(expression) {60 return await this._delegate.rawEvaluateJSON(expression);61 }62 async doSlowMo() {// overridden in FrameExecutionContext63 }64}65exports.ExecutionContext = ExecutionContext;66class JSHandle extends _instrumentation.SdkObject {67 constructor(context, type, preview, objectId, value) {68 super(context, 'handle');69 this._context = void 0;70 this._disposed = false;71 this._objectId = void 0;72 this._value = void 0;73 this._objectType = void 0;74 this._preview = void 0;...
crExecutionContext.js
Source:crExecutionContext.js
...32 this._contextId = void 0;33 this._client = client;34 this._contextId = contextPayload.id;35 }36 async rawEvaluateJSON(expression) {37 const {38 exceptionDetails,39 result: remoteObject40 } = await this._client.send('Runtime.evaluate', {41 expression,42 contextId: this._contextId,43 returnByValue: true44 }).catch(rewriteError);45 if (exceptionDetails) throw new js.JavaScriptErrorInEvaluate((0, _crProtocolHelper.getExceptionMessage)(exceptionDetails));46 return remoteObject.value;47 }48 async rawEvaluateHandle(expression) {49 const {50 exceptionDetails,...
ffExecutionContext.js
Source:ffExecutionContext.js
...31 this._executionContextId = void 0;32 this._session = session;33 this._executionContextId = executionContextId;34 }35 async rawEvaluateJSON(expression) {36 const payload = await this._session.send('Runtime.evaluate', {37 expression,38 returnByValue: true,39 executionContextId: this._executionContextId40 }).catch(rewriteError);41 checkException(payload.exceptionDetails);42 return payload.result.value;43 }44 async rawEvaluateHandle(expression) {45 const payload = await this._session.send('Runtime.evaluate', {46 expression,47 returnByValue: false,48 executionContextId: this._executionContextId49 }).catch(rewriteError);...
wkExecutionContext.js
Source:wkExecutionContext.js
...30 this._contextId = void 0;31 this._session = session;32 this._contextId = contextId;33 }34 async rawEvaluateJSON(expression) {35 try {36 const response = await this._session.send('Runtime.evaluate', {37 expression,38 contextId: this._contextId,39 returnByValue: true40 });41 if (response.wasThrown) throw new js.JavaScriptErrorInEvaluate(response.result.description);42 return response.result.value;43 } catch (error) {44 throw rewriteError(error);45 }46 }47 async rawEvaluateHandle(expression) {48 try {...
Using AI Code Generation
1const playwright = require('playwright');2(async () => {3 const browser = await playwright.chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 const result = await page.evaluate(() => {7 return document.title;8 });9 console.log(result);10 await browser.close();11})();
Using AI Code Generation
1(async () => {2 const {chromium} = require('playwright');3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 const result = await page.evaluate(async () => {7 const { rawEvaluateJSON } = window.playwright;8 return await rawEvaluateJSON('window.location.href');9 });10 console.log(result);11 await browser.close();12})();
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 const rawResponse = await page.evaluateHandle(() => {7 });8 const json = await rawResponse.evaluateHandle((rawResponse) => {9 return rawResponse.json();10 });11 console.log(await json.jsonValue());12 await browser.close();13})();14rawEvaluateJSON is a shorthand for calling rawEvaluate and then calling jsonValue() on the result. It is a convenience method and is equivalent to:15const json = await rawEvaluate(page, () => {16});17console.log(await json);18rawEvaluateHandle is a shorthand for calling rawEvaluate and then calling evaluateHandle() on the result. It is a convenience method and is equivalent to:19const rawResponse = await rawEvaluate(page, () => {20});21const json = await rawResponse.evaluateHandle(r => r.json());22console.log(await json.jsonValue());23rawEvaluateExpression is a shorthand for calling rawEvaluate and then calling evaluateExpression() on the result. It is a convenience method and is equivalent to:24const json = await rawEvaluate(page, () => {25});26console.log(await json.evaluateExpression('json => json'));27rawEvaluateExpressionHandle is a shorthand for calling rawEvaluate and then calling evaluateExpressionHandle() on the result. It is a convenience method and is equivalent to:28const rawResponse = await rawEvaluate(page, () => {29});30const json = await rawResponse.evaluateExpressionHandle('rawResponse => rawResponse.json()');31console.log(await json.json
Using AI Code Generation
1const playwright = require('playwright');2(async () => {3 const browser = await playwright.chromium.launch();4 const page = await browser.newPage();5 const result = await page.evaluate(() => {6 return document.querySelector('.navbar__inner').innerText;7 });8 console.log(result);9 await browser.close();10})();11const playwright = require('playwright');12(async () => {13 const browser = await playwright.chromium.launch();14 const page = await browser.newPage();15 const result = await page.rawEvaluateJSON(() => {16 return document.querySelector('.navbar__inner').innerText;17 });18 console.log(result);19 await browser.close();20})();21rawEvaluateJSON(pageFunction, ...args)22const playwright = require('playwright');23(async () => {24 const browser = await playwright.chromium.launch();25 const page = await browser.newPage();26 const result = await page.rawEvaluateJSON(() => {27 return document.querySelector('.navbar__
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 const result = await page.evaluate(() => {6 return document.title;7 });8 console.log(result);9 await browser.close();10})();11const { chromium } = require('playwright');12(async () => {13 const browser = await chromium.launch();14 const page = await browser.newPage();15 const result = await page.evaluate(() => {16 return document.title;17 });18 console.log(result);19 await browser.close();20})();21const { chromium } = require('playwright');22(async () => {23 const browser = await chromium.launch();24 const page = await browser.newPage();25 const result = await page.evaluate(() => {26 return document.title;27 });28 console.log(result);29 await browser.close();30})();31const { chromium } = require('playwright');32(async () => {33 const browser = await chromium.launch();34 const page = await browser.newPage();35 const result = await page.evaluate(() => {36 return document.title;37 });38 console.log(result);39 await browser.close();40})();41const { chromium } = require('playwright');42(async () => {43 const browser = await chromium.launch();44 const page = await browser.newPage();45 const result = await page.evaluate(() => {46 return document.title;47 });48 console.log(result);49 await browser.close();50})();51const { chromium } = require('playwright');52(async () => {53 const browser = await chromium.launch();54 const page = await browser.newPage();55 const result = await page.evaluate(() => {56 return document.title;57 });58 console.log(result);
Using AI Code Generation
1const { rawEvaluateJSON } = require('playwright');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 const result = await rawEvaluateJSON(page, () => {7 const title = document.querySelector('title').textContent;8 return { title };9 });10 console.log(result);11 await browser.close();12})();13const { rawEvaluate } = require('playwright');14const { chromium } = require('playwright');15(async () => {16 const browser = await chromium.launch();17 const page = await browser.newPage();18 const result = await rawEvaluate(page, () => {19 const title = document.querySelector('title').textContent;20 return { title };21 });22 console.log(result);23 await browser.close();24})();25const { rawEvaluateHandle } = require('playwright');26const { chromium } = require('playwright');27(async () => {28 const browser = await chromium.launch();29 const page = await browser.newPage();30 const result = await rawEvaluateHandle(page, () => {31 const title = document.querySelector('title').textContent;32 return { title };33 });34 console.log(result);35 await browser.close();36})();37const { rawClick } = require('playwright');38const { chromium } = require('playwright');39(async () => {40 const browser = await chromium.launch();41 const page = await browser.newPage();42 await rawClick(page, '#js-link-box-en');43 await browser.close();44})();45const { rawTap } = require('playwright');46const { chromium } = require('playwright');47(async () => {48 const browser = await chromium.launch();49 const page = await browser.newPage();50 await rawTap(page, '#js-link-box-en');
Using AI Code Generation
1const playwright = require('playwright');2(async () => {3 const browser = await playwright['chromium'].launch();4 const page = await browser.newPage();5 const title = await page.evaluate(() => document.title);6 console.log(title);7 await browser.close();8})();9const playwright = require('playwright');10(async () => {11 const browser = await playwright['chromium'].launch();12 const page = await browser.newPage();13 const title = await page.evaluate(() => document.title);14 console.log(title);15 await browser.close();16})();17const puppeteer = require('puppeteer');18(async () => {19 const browser = await puppeteer.launch();20 const page = await browser.newPage();21 const title = await page.evaluate(() => document.title);22 console.log(title);23 await browser.close();24})();25const playwright = require('playwright');26(async () => {27 const browser = await playwright['chromium'].launch();28 const page = await browser.newPage();29 const title = await page.evaluate(() => document.title);30 console.log(title);31 await browser.close();32})();33const puppeteer = require('puppeteer');34(async () => {35 const browser = await puppeteer.launch();36 const page = await browser.newPage();37 const title = await page.evaluate(() => document.title);38 console.log(title);39 await browser.close();40})();41const puppeteer = require('puppeteer');42(async () => {43 const browser = await puppeteer.launch();44 const page = await browser.newPage();45 const title = await page.evaluate(() => document.title);46 console.log(title);47 await browser.close();48})();49const playwright = require('playwright');50(async () => {51 const browser = await playwright['chromium'].launch();52 const page = await browser.newPage();53 const title = await page.evaluate(() => document.title);54 console.log(title);55 await browser.close();56})();57const playwright = require('playwright');
Using AI Code Generation
1const rawEvaluateJSON = require('playwright/lib/internal/evaluators').rawEvaluateJSON;2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const result = await rawEvaluateJSON(page, 'document.title');8 console.log(result);9 await browser.close();10})();
Using AI Code Generation
1const playwright = require('playwright');2const { chromium } = require('playwright');3const fs = require('fs');4const path = require('path');5(async () => {6 const browser = await chromium.launch({ headless: false });7 const context = await browser.newContext();8 const page = await context.newPage();9 const result = await page.evaluate(() => {10 return JSON.stringify({foo: 'bar'});11 });12 console.log(result);13 await browser.close();14})();15{"foo":"bar"}16const playwright = require('playwright');17const { chromium } = require('playwright');18const fs = require('fs');19const path = require('path');20(async () => {21 const browser = await chromium.launch({ headless: false });22 const context = await browser.newContext();23 const page = await context.newPage();24 const result = await page.rawEvaluateJSON(() => {25 return {foo: 'bar'};26 });27 console.log(result);28 await browser.close();29})();30{ foo: 'bar' }31const playwright = require('playwright');32const { chromium } = require('playwright');33const fs = require('fs');34const path = require('path');35(async () => {36 const browser = await chromium.launch({ headless: false });37 const context = await browser.newContext();38 const page = await context.newPage();39 const result = await page.rawEvaluateJSON(() => {40 return {foo: 'bar'};41 });42 console.log(result);43 await browser.close();44})();45{ foo: 'bar' }46const playwright = require('playwright');47const { chromium } = require('playwright');48const fs = require('fs');49const path = require('path');50(async () => {51 const browser = await chromium.launch({ headless: false });
Using AI Code Generation
1const internalContext = page.context();2const result = await internalContext.rawEvaluateJSON('() => ({foo: 42})');3const result = await page.rawEvaluateJSON('() => ({foo: 42})');4const result = await frame.rawEvaluateJSON('() => ({foo: 42})');5const result = await worker.rawEvaluateJSON('() => ({foo: 42})');6const result = await browserContext.rawEvaluateJSON('() => ({foo: 42})');7const result = await browser.rawEvaluateJSON('() => ({foo: 42})');8const result = await browserServer.rawEvaluateJSON('() => ({foo: 42})');9const result = await browserType.rawEvaluateJSON('() => ({foo: 42})');10const result = await elementHandle.rawEvaluateJSON('() => ({foo: 42})');11const result = await jsHandle.rawEvaluateJSON('() => ({foo: 42})');12const result = await selectors.rawEvaluateJSON('() => ({foo: 42})');
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.
Run Playwright Internal automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
