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How to use LocatorEvaluateTests class of Microsoft.Playwright.Tests.Locator package

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.Locator.LocatorEvaluateTests

LocatorEvaluateTests.cs

Source:LocatorEvaluateTests.cs

...24using System.Threading.Tasks;25using NUnit.Framework;26namespace Microsoft.Playwright.Tests.Locator27{28    public class LocatorEvaluateTests : PageTestEx29    {30        [PlaywrightTest("locator-element-handle.spec.ts", "should work")]31        public async Task ShouldWork()32        {33            await Page.SetContentAsync("<html><body><div class=\"tweet\"><div class=\"like\">100</div><div class=\"retweets\">10</div></div></body></html>");34            var tweet = Page.Locator(".tweet .like");35            var content = await tweet.EvaluateAsync<string>("node => node.innerText");36            Assert.AreEqual("100", content);37        }38        [PlaywrightTest("locator-element-handle.spec.ts", "should retrieve content from subtree")]39        public async Task ShouldRetrieveContentFromSubtree()40        {41            await Page.SetContentAsync("<div class=\"a\">not-a-child-div</div><div id=\"myId\"><div class=\"a\">a-child-div</div></div>");42            var elementHandle = Page.Locator("#myId .a");...

LocatorEvaluateTests

Using AI Code Generation

1using Microsoft.Playwright.Tests.Locator;2using NUnit.Framework;3{4    [Parallelizable(ParallelScope.Self)]5    {6        public LocatorEvaluateTests(ITestOutputHelper output) : base(output)7        {8        }9        public async Task ShouldAwaitAllPromises()10        {11            await Page.SetContentAsync(@"12                window['resolve'] = null;13                window['promise'] = new Promise(f => window['resolve'] = f);14            ");15            var divs = Page.QuerySelectorAllAsync("div");16            var jsHandle = await divs.EvaluateHandleAsync(@"divs => {17                var result = [];18                for (const div of divs)19                    result.push(window['promise'].then(() => div));20                return result;21            }");22            var a = await jsHandle.GetPropertyAsync("length");23            Assert.AreEqual(3, await a.JsonValueAsync<i

LocatorEvaluateTests

Using AI Code Generation

1using Microsoft.Playwright.Tests.Locator;2using Microsoft.Playwright;3using System.Threading.Tasks;4using Xunit;5using Xunit.Abstractions;6{7    {8        public LocatorEvaluateTests(ITestOutputHelper output) : base(output)9        {10        }11        internal async Task LocatorEvaluatePageAsync()12        {13            await Page.SetContentAsync("<html><body><div class=\"second\"><div class=\"inner\">A</div></div><div class=\"third\"><div class=\"inner\">B</div></div></body></html>");14            var texts = await divs.EvaluateAllAsync<string>("divs => divs.map(div => div.textContent)");15            Assert.Equal(new[] { "A", "B" }, texts);16        }17    }18}19using Microsoft.Playwright.Tests.Locator;20using Microsoft.Playwright;21using System.Threading.Tasks;22using Xunit;23using Xunit.Abstractions;24{25    {26        public LocatorEvaluateHandleTests(ITestOutputHelper output) : base(output)27        {28        }29        internal async Task LocatorEvaluateHandlePageAsync()30        {31            await Page.SetContentAsync("<html><body><div class=\"second\"><div class=\"inner\">A</div></div><div class=\"third\"><div class=\"inner\">B</div></div></body></html>");32            var aHandle = await divs.EvaluateHandleAsync("divs => divs[0]");33            Assert.Equal("A", await aHandle.EvaluateAsync<string>("e => e.textContent"));34        }35    }36}37using Microsoft.Playwright.Tests.Locator;38using Microsoft.Playwright;39using System.Threading.Tasks;40using Xunit;41using Xunit.Abstractions;42{43    {44        public LocatorFillTests(ITestOutputHelper output) : base(output)

LocatorEvaluateTests

Using AI Code Generation

1using Microsoft.Playwright.Tests.Locator;2using Microsoft.Playwright.Tests.Locator.EvaluateTests;3using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateHandleTests;4using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests;5using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateHandleTests;6using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests;7using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;8using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests;9using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;10using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests;11using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;12using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests;13using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;14using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests;15using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;16using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests;17using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;18using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests;19using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;20using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests;21using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;22using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests;23using Microsoft.Playwright.Tests.Locator.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateTests.EvaluateHandleTests;

LocatorEvaluateTests

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright.Tests.Locator;7using NUnit.Framework;8using NUnit.Framework.Interfaces;9using NUnit.Framework.Internal;10{11    {12        [Test, Timeout(TestConstants.DefaultTestTimeout)]13        public async Task ShouldAcceptElementHandleAsAnArgument()14        {15            await Page.SetContentAsync("<html><body><div class=\"second\"><div class=\"inner\">A</div></div></body></html>");16            var html = await Page.QuerySelectorAsync("html");17            var second = await Page.QuerySelectorAsync(".second");18            var text = await second.EvaluateAsync<string>("e => e.firstChild.textContent", html);19            Assert.AreEqual("A", text);20        }21    }22}23using System;24using System.Collections.Generic;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28using Microsoft.Playwright.Tests.Locator;29using NUnit.Framework;30using NUnit.Framework.Interfaces;31using NUnit.Framework.Internal;32{33    {34        [Test, Timeout(TestConstants.DefaultTestTimeout)]35        public async Task ShouldAcceptElementHandleAsAnArgumentHandleForPrimitives()36        {37            var divHandle = await Page.EvaluateHandleAsync("() => document.createElement('div')");38            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync<string>("e => e.textContent", divHandle));39            StringAssert.Contains("Argument is not a HTMLElement", exception.Message);40        }41    }42}43using System;44using System.Collections.Generic;45using System.Linq;46using System.Text;47using System.Threading.Tasks;48using Microsoft.Playwright.Tests.Locator;49using NUnit.Framework;50using NUnit.Framework.Interfaces;51using NUnit.Framework.Internal;52{53    {54        [Test, Timeout(TestConstants.DefaultTestTimeout)]

LocatorEvaluateTests

Using AI Code Generation

1using Microsoft.Playwright.Tests.Locator;2using Microsoft.Playwright; 3using System.Threading.Tasks;4using Xunit;5using Xunit.Abstractions;6{7    {8        public LocatorEvaluateTests(ITestOutputHelper output) : base(output)9        {10        }11        public async Task LocatorShouldSupportEvaluateHandle()12        {13            await Page.SetContentAsync(@"<html><body><div class=""second""></div></body></html>");14            var divHandle = await Page.QuerySelectorAsync("html");15            var html = await divHandle.EvaluateHandleAsync(@"e => e");16            Assert.Equal("HTML", await html.GetAttributeAsync("nodeName"));17        }18    }19}20using Microsoft.Playwright.Tests.Locator;21using Microsoft.Playwright; 22using System.Threading.Tasks;23using Xunit;24using Xunit.Abstractions;25{26    {27        public LocatorEvaluateTests(ITestOutputHelper output) : base(output)28        {29        }30        public async Task LocatorShouldSupportEvaluateHandle()31        {32            await Page.SetContentAsync(@"<html><body><div class=""second""></div></body></html>");33            var divHandle = await Page.QuerySelectorAsync("html");34            var html = await divHandle.EvaluateHandleAsync(@"e => e");35            Assert.Equal("HTML", await html.GetAttributeAsync("nodeName"));36        }37    }38}39using Microsoft.Playwright.Tests.Locator;40using Microsoft.Playwright; 41using System.Threading.Tasks;42using Xunit;43using Xunit.Abstractions;44{45    {46        public LocatorEvaluateTests(ITestOutputHelper output) : base(output)47        {48        }49        public async Task LocatorShouldSupportEvaluateHandle()50        {51            await Page.SetContentAsync(@"<html><body><div class=""second""></div></body></html>");52            var divHandle = await Page.QuerySelectorAsync("html");53            var html = await divHandle.EvaluateHandleAsync(@"e => e");54            Assert.Equal("HTML", await html.GetAttributeAsync("nodeName

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.
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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.