KaneAI - World’s First E2E Software Testing Agent.Book a Demo 
How to use ElementHandleEvalOnSelectorTests class of Microsoft.Playwright.Tests package
Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.ElementHandleEvalOnSelectorTests
ElementHandleEvalOnSelectorTests.cs
Source:ElementHandleEvalOnSelectorTests.cs 
...25using Microsoft.Playwright.NUnit;26using NUnit.Framework;27namespace Microsoft.Playwright.Tests28{29 public class ElementHandleEvalOnSelectorTests : PageTestEx30 {31 [PlaywrightTest("elementhandle-eval-on-selector.spec.ts", "should work for all")]32 public async Task ShouldWorkForAll()33 {34 await Page.SetContentAsync("<html><body><div class=\"tweet\"><div class=\"like\">100</div><div class=\"like\">10</div></div></body></html>");35 var tweet = await Page.QuerySelectorAsync(".tweet");36 string[] content = await tweet.EvalOnSelectorAllAsync<string[]>(".like", "nodes => nodes.map(n => n.innerText)");37 Assert.AreEqual(new[] { "100", "10" }, content);38 }39 [PlaywrightTest("elementhandle-eval-on-selector.spec.ts", "should retrieve content from subtree for all")]40 public async Task ShouldRetrieveContentFromSubtreeForAll()41 {42 string htmlContent = "<div class=\"a\">not-a-child-div</div><div id=\"myId\"><div class=\"a\">a1-child-div</div><div class=\"a\">a2-child-div</div></div>";43 await Page.SetContentAsync(htmlContent);...
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8 {9 static void Main(string[] args)10 {11 ElementHandleEvalOnSelectorTests test = new ElementHandleEvalOnSelectorTests();12 test.ElementHandleEvalOnSelectorAsync();13 }14 }15}16using Microsoft.Playwright.Tests;17using System;18using System.Collections.Generic;19using System.Linq;20using System.Text;21using System.Threading.Tasks;22{23 {24 static void Main(string[] args)25 {26 ElementHandleEvalOnSelectorTests test = new ElementHandleEvalOnSelectorTests();27 test.ElementHandleEvalOnSelectorAsync();28 }29 }30}31using Microsoft.Playwright.Tests;32using System;33using System.Collections.Generic;34using System.Linq;35using System.Text;36using System.Threading.Tasks;37{38 {39 static void Main(string[] args)40 {41 ElementHandleEvalOnSelectorTests test = new ElementHandleEvalOnSelectorTests();42 test.ElementHandleEvalOnSelectorAsync();43 }44 }45}46using Microsoft.Playwright.Tests;47using System;48using System.Collections.Generic;49using System.Linq;50using System.Text;51using System.Threading.Tasks;52{53 {54 static void Main(string[] args)55 {56 ElementHandleEvalOnSelectorTests test = new ElementHandleEvalOnSelectorTests();57 test.ElementHandleEvalOnSelectorAsync();58 }59 }60}61using Microsoft.Playwright.Tests;62using System;63using System.Collections.Generic;64using System.Linq;65using System.Text;66using System.Threading.Tasks;67{68 {69 static void Main(string[] args)70 {
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using Microsoft.Playwright.Tests;2var test = new ElementHandleEvalOnSelectorTests();3await test.EvalOnSelectorAsync();4using Microsoft.Playwright.Tests;5var test = new ElementHandleEvalOnSelectorTests();6await test.EvalOnSelectorAsync();7using Microsoft.Playwright.Tests;8var test = new ElementHandleEvalOnSelectorTests();9await test.EvalOnSelectorAsync();10using Microsoft.Playwright.Tests;11var test = new ElementHandleEvalOnSelectorTests();12await test.EvalOnSelectorAsync();13using Microsoft.Playwright.Tests;14var test = new ElementHandleEvalOnSelectorTests();15await test.EvalOnSelectorAsync();16using Microsoft.Playwright.Tests;17var test = new ElementHandleEvalOnSelectorTests();18await test.EvalOnSelectorAsync();19using Microsoft.Playwright.Tests;20var test = new ElementHandleEvalOnSelectorTests();21await test.EvalOnSelectorAsync();22using Microsoft.Playwright.Tests;23var test = new ElementHandleEvalOnSelectorTests();24await test.EvalOnSelectorAsync();25using Microsoft.Playwright.Tests;26var test = new ElementHandleEvalOnSelectorTests();27await test.EvalOnSelectorAsync();28using Microsoft.Playwright.Tests;29var test = new ElementHandleEvalOnSelectorTests();30await test.EvalOnSelectorAsync();
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using Microsoft.Playwright.Tests;2using Microsoft.Playwright;3using Microsoft.Playwright;4using Microsoft.Playwright;5using Microsoft.Playwright;6using Microsoft.Playwright;7using Microsoft.Playwright;8using Microsoft.Playwright.Tests;9using Microsoft.Playwright.Tests;10using Microsoft.Playwright.Tests;11using Microsoft.Playwright.Tests;12using Microsoft.Playwright.Tests;13using Microsoft.Playwright.Tests;14using Microsoft.Playwright.Tests;15using Microsoft.Playwright.Tests;16using Microsoft.Playwright.Tests;17using Microsoft.Playwright.Tests;18using Microsoft.Playwright.Tests;19using Microsoft.Playwright.Tests;20using Microsoft.Playwright.Tests;21using Microsoft.Playwright.Tests;22using Microsoft.Playwright.Tests;23using Microsoft.Playwright.Tests;24using Microsoft.Playwright.Tests;25using Microsoft.Playwright.Tests;
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 var elementHandleEvalOnSelectorTests = new ElementHandleEvalOnSelectorTests();9 await elementHandleEvalOnSelectorTests.ShouldThrowForNonExistingElement();10 }11 }12}13Microsoft.Playwright.Tests.ElementHandleEvalOnSelectorTests.ShouldThrowForNonExistingElement() Failure14 at ExecutionContext._evaluateInternal (C:\Users\USER\source\repos\ElementHandleEvalOnSelectorTests\ElementHandleEvalOnSelectorTests\node_modules\puppeteer\lib\cjs\puppeteer\common\ExecutionContext.js:217:19)15 at processTicksAndRejections (internal/process/task_queues.js:93:5)16 at async ExecutionContext.evaluate (C:\Users\USER\source\repos\ElementHandleEvalOnSelectorTests\ElementHandleEvalOnSelectorTests\node_modules\puppeteer\lib\cjs\puppeteer\common\ExecutionContext.js:106:16)17 at async ElementHandle.<anonymous> (C:\Users\USER\source\repos\ElementHandleEvalOnSelectorTests\ElementHandleEvalOnSelectorTests\node_modules\playwright\lib\page.js:1029:24)18 at async ElementHandle.<anonymous> (C:\Users\USER\source\repos\ElementHandleEvalOnSelectorTests\ElementHandleEvalOnSelectorTests\node_modules\playwright\lib\helpers.js:65:24)19 at async ElementHandle.<anonymous> (C:\Users\USER\source\repos\ElementHandleEvalOnSelectorTests\ElementHandleEvalOnSelectorTests\node_modules\playwright\lib\helpers.js:65:24)20 at async ElementHandle.<anonymous> (C:\Users\USER\source\repos\ElementHandleEvalOnSelectorTests\ElementHandleEvalOnSelectorTests\node_modules\playwright\lib\helpers.js:65:24)21 at async ElementHandle.<anonymous> (C:\Users\USER\source\repos\ElementHandleEvalOnSelectorTests\ElementHandleEvalOnSelectorTests\node_modules\playwright\lib\helpers.js:65:
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using Microsoft.Playwright.Tests;2{3 static void Main(string[] args)4 {5 var test = new ElementHandleEvalOnSelectorTests();6 test.SetupAsync().Wait();7 test.EvalOnSelectorAsync().Wait();8 }9}10using Microsoft.Playwright.Tests;11{12 static void Main(string[] args)13 {14 var test = new ElementHandleEvalOnSelectorTests();15 test.SetupAsync().Wait();16 test.EvalOnSelectorAsync().Wait();17 }18}19using Microsoft.Playwright.Tests;20{21 static void Main(string[] args)22 {23 var test = new ElementHandleEvalOnSelectorTests();24 test.SetupAsync().Wait();25 test.EvalOnSelectorAsync().Wait();26 }27}28using Microsoft.Playwright.Tests;29{30 static void Main(string[] args)31 {32 var test = new ElementHandleEvalOnSelectorTests();33 test.SetupAsync().Wait();34 test.EvalOnSelectorAsync().Wait();35 }36}37using Microsoft.Playwright.Tests;38{39 static void Main(string[] args)40 {41 var test = new ElementHandleEvalOnSelectorTests();42 test.SetupAsync().Wait();43 test.EvalOnSelectorAsync().Wait();44 }45}46using Microsoft.Playwright.Tests;47{48 static void Main(string[] args)49 {50 var test = new ElementHandleEvalOnSelectorTests();51 test.SetupAsync().Wait();52 test.EvalOnSelectorAsync().Wait();53 }54}55using Microsoft.Playwright.Tests;56{57 static void Main(string[] args)58 {59 var test = new ElementHandleEvalOnSelectorTests();
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright.Tests;7using Microsoft.Playwright;8using Microsoft.Playwright.Core;9using Microsoft.Playwright.Transport.Channels;10{11 {12 static async Task Main(string[] args)13 {14 using var playwright = await Playwright.CreateAsync();15 var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });16 var context = await browser.NewContextAsync();17 var page = await context.NewPageAsync();18 await page.ClickAsync("text=Images");19 await page.ClickAsync("text=Videos");20 await page.ClickAsync("text=News");21 await page.ClickAsync("text=Shopping");22 await page.ClickAsync("text=Maps");23 await page.ClickAsync("text=Books");24 await page.ClickAsync("text=Flights");25 await page.ClickAsync("text=More");26 await page.ClickAsync("text=Images");27 await page.ClickAsync("text=Videos");28 await page.ClickAsync("text=News");29 await page.ClickAsync("text=Shopping");30 await page.ClickAsync("text=Maps");31 await page.ClickAsync("text=Books");32 await page.ClickAsync("text=Flights");33 await page.ClickAsync("text=More");34 await page.ClickAsync("text=Images");35 await page.ClickAsync("text=Videos");36 await page.ClickAsync("text=News");37 await page.ClickAsync("text=Shopping");38 await page.ClickAsync("text=Maps");39 await page.ClickAsync("text=Books");40 await page.ClickAsync("text=Flights");41 await page.ClickAsync("text=More");42 await page.ClickAsync("text=Images");43 await page.ClickAsync("text=Videos");44 await page.ClickAsync("text=News");45 await page.ClickAsync("text=Shopping");46 await page.ClickAsync("text=Maps");47 await page.ClickAsync("text=Books");48 await page.ClickAsync("text=Flights");49 await page.ClickAsync("text=More");50 await page.ClickAsync("text=Images");51 await page.ClickAsync("text=Videos");52 await page.ClickAsync("text=News");53 await page.ClickAsync("text=Shopping
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using Microsoft.Playwright.Tests;2using Microsoft.Playwright;3using Microsoft.Playwright.NUnit;4using NUnit.Framework;5using NUnit.Framework;6using NUnit.Framework;7using NUnit.Framework;8using NUnit.Framework;9using NUnit.Framework;10using NUnit.Framework;11using NUnit.Framework;12using NUnit.Framework;13using NUnit.Framework;14using NUnit.Framework;15using NUnit.Framework;16using NUnit.Framework;17using NUnit.Framework;18using NUnit.Framework;19using NUnit.Framework;20using NUnit.Framework;21using NUnit.Framework;22using NUnit.Framework;23using NUnit.Framework;24using NUnit.Framework;25using NUnit.Framework;26using NUnit.Framework;27using NUnit.Framework;28using NUnit.Framework;29using NUnit.Framework;30using NUnit.Framework;31using NUnit.Framework;
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using Microsoft.Playwright.Tests;2using Microsoft.Playwright;3using NUnit.Framework;4using NUnit.Framework;5using System;6using System.Collections.Generic;7using System.Linq;8using System.Text;9using System.Threading.Tasks;10using System.Threading.Tasks;11{12 {13 public async Task ShouldWork()14 {15 await Page.SetContentAsync(@"16 </html>");17 var div = await Page.QuerySelectorAsync("div.second");18 string content = await div.EvalOnSelectorAsync<string>("div", "e => e.textContent");19 Assert.AreEqual("A", content);20 }21 }22}
ElementHandleEvalOnSelectorTests
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using Microsoft.Playwright.Tests;8using Microsoft.Playwright.Transport.Channels;9using Microsoft.Playwright.Transport.Protocol;10using Microsoft.Playwright.Transport;11using Microsoft.Playwright.Transport.Channels;12using Microsoft.Playwright.Transport.Protocol;13{14 {15 static async Task Main(string[] args)16 {17 var playwright = await Playwright.CreateAsync();18 var browser = await playwright.Chromium.LaunchAsync();19 var context = await browser.NewContextAsync();20 var page = await context.NewPageAsync();21 var elementHandle = await page.QuerySelectorAsync("table");22 var result = await elementHandle.EvalOnSelectorAsync<int>("tr", "tr => tr.length");23 Console.WriteLine(result);24 }25 }26}27using System;28using System.Collections.Generic;29using System.Linq;30using System.Text;31using System.Threading.Tasks;32using Microsoft.Playwright;33using Microsoft.Playwright.Tests;34using Microsoft.Playwright.Transport.Channels;35using Microsoft.Playwright.Transport.Protocol;36using Microsoft.Playwright.Transport;37using Microsoft.Playwright.Transport.Channels;38using Microsoft.Playwright.Transport.Protocol;39{40 {41 static async Task Main(string[] args)42 {43 var playwright = await Playwright.CreateAsync();44 var browser = await playwright.Chromium.LaunchAsync();45 var context = await browser.NewContextAsync();46 var page = await context.NewPageAsync();47 var elementHandle = await page.QuerySelectorAsync("table");48 var result = await elementHandle.EvalOnSelectorAllAsync<int>("tr", "tr => tr.length");49 Console.WriteLine(result);50 }51 }52}53using System;54using System.Collections.Generic;55using System.Linq;56using System.Text;57using System.Threading.Tasks;
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-dotnet automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Most used methods in ElementHandleEvalOnSelectorTests
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
