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How to use PageEvaluateHandleTests class of Microsoft.Playwright.Tests package

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageEvaluateHandleTests

PageEvaluateHandleTests.cs

Source:PageEvaluateHandleTests.cs

...28using Microsoft.Playwright.NUnit;29using NUnit.Framework;30namespace Microsoft.Playwright.Tests31{32    public class PageEvaluateHandleTests : PageTestEx33    {34        [PlaywrightTest("page-evaluate-handle.spec.ts", "should work")]35        public async Task ShouldWork()36        {37            var windowHandle = await Page.EvaluateHandleAsync("() => window");38            Assert.NotNull(windowHandle);39        }40        [PlaywrightTest("page-evaluate-handle.spec.ts", "should accept object handle as an argument")]41        public async Task ShouldAcceptObjectHandleAsAnArgument()42        {43            var navigatorHandle = await Page.EvaluateHandleAsync("() => navigator");44            string text = await Page.EvaluateAsync<string>("e => e.userAgent", navigatorHandle);45            StringAssert.Contains("Mozilla", text);46        }...

PageEvaluateHandleTests

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using System;4using System.Threading.Tasks;5using Xunit;6using Xunit.Abstractions;7{8    {9        internal PageEvaluateHandleTests(ITestOutputHelper output) : base(output)10        {11        }12        public async Task ShouldWork()13        {14            await Page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");15            Assert.Equal(123, await Page.EvaluateHandleAsync<int>("() => globalVar"));16        }17        public async Task ShouldAcceptElementHandleAsAnArgument()18        {19            await Page.GoToAsync(TestConstants.ServerUrl + "/input/button.html");20            var button = await Page.QuerySelectorAsync("button");21            var resultHandle = await Page.EvaluateHandleAsync("button => button.outerHTML", button);22            Assert.Equal("<button>Click me</button>", await resultHandle.JsonValueAsync<string>());23        }24        public async Task ShouldAcceptElementHandleFromAnotherFrameAsAnArgument()25        {26            await Page.GoToAsync(TestConstants.ServerUrl + "/frames/nested-frames.html");27            var button = await Page.Frames[1].QuerySelectorAsync("button");28            var resultHandle = await Page.EvaluateHandleAsync("button => button.outerHTML", button);29            Assert.Equal("<button>DIV in iframe</button>", await resultHandle.JsonValueAsync<string>());30        }31        public async Task ShouldAcceptObjectHandleAsAnArgument()32        {33            await Page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");34            Assert.Equal(123, await Page.EvaluateHandleAsync<int>("() => globalVar"));35        }36        public async Task ShouldAcceptObjectHandleFromAnotherFrameAsAnArgument()37        {38            await Page.GoToAsync(TestConstants.ServerUrl + "/frames/nested-frames.html");39            var windowHandle = await Page.Frames[1].EvaluateHandleAsync("() => window");40            var resultHandle = await Page.EvaluateHandleAsync("window => window === window.top", windowHandle);41            Assert.Equal(true, await resultHandle.JsonValueAsync<bool>());42        }43        public async Task ShouldAcceptStringAsAnArgument()44        {45            await Page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");46            Assert.Equal("string", await Page.EvaluateHandleAsync<string>("arg =>

PageEvaluateHandleTests

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;8{9    {10        static async Task Main(string[] args)11        {12            using var playwright = await Playwright.CreateAsync();13            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions14            {15            });16            var page = await browser.NewPageAsync();17            var elementHandle = await page.EvaluateHandleAsync(@"() => {18                var div = document.createElement('div');19                div.className = 'second';20                document.body.appendChild(div);21                return div;22            }");23            var html = await elementHandle.GetAttributeAsync("class");24            Console.WriteLine(html);25        }26    }27}28using System;29using System.Collections.Generic;30using System.Linq;31using System.Text;32using System.Threading.Tasks;33using Microsoft.Playwright;34using Microsoft.Playwright.Tests;35{36    {37        static async Task Main(string[] args)38        {39            using var playwright = await Playwright.CreateAsync();40            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions41            {42            });43            var page = await browser.NewPageAsync();44            var elementHandle = await page.EvaluateHandleAsync(@"() => {45                var div = document.createElement('div');46                div.className = 'second';47                document.body.appendChild(div);48                return div;49            }");50            var html = await elementHandle.GetAttributeAsync("class");51            Console.WriteLine(html);52        }53    }54}55using System;56using System.Collections.Generic;57using System.Linq;58using System.Text;59using System.Threading.Tasks;60using Microsoft.Playwright;61using Microsoft.Playwright.Tests;62{63    {64        static async Task Main(string[] args)65        {66            using var playwright = await Playwright.CreateAsync();

PageEvaluateHandleTests

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4using Xunit;5using Xunit.Abstractions;6{7    {8        internal PageEvaluateHandleTests(ITestOutputHelper output) : base(output)9        {10        }11        public async Task ShouldWork()12        {13            await Page.GoToAsync(TestConstants.ServerUrl + "/tamperable.html");14            var (window, document) = await Page.EvaluateHandleAsync(@"() => {15                return [window, document];16            }");17            var windowHandle = window as JSHandle;18            var documentHandle = document as JSHandle;19            Assert.Equal("object", await windowHandle.GetPropertyAsync<string>("typeof"));20            Assert.Equal("object", await documentHandle.GetPropertyAsync<string>("typeof"));21        }22    }23}24using Microsoft.Playwright.Tests;25using System;26using System.Threading.Tasks;27using Xunit;28using Xunit.Abstractions;29{30    {31        internal PageEvaluateTests(ITestOutputHelper output) : base(output)32        {33        }34        public async Task ShouldWork()35        {36            await Page.GoToAsync(TestConstants.ServerUrl + "/tamperable.html");37            var (window, document) = await Page.EvaluateAsync(@"() => {38                return [window, document];39            }");40            Assert.Equal("object", window.GetType().Name);41            Assert.Equal("object", document.GetType().Name);42        }43    }44}45using Microsoft.Playwright.Tests;46using System;47using System.Threading.Tasks;48using Xunit;49using Xunit.Abstractions;50{51    {52        internal PageExposeBindingTests(ITestOutputHelper output) : base(output)53        {54        }55        public async Task ShouldWork()56        {57            await Page.ExposeBindingAsync("add", (source, args) =>58            {59                var arg0 = args[0] as int?;60                var arg1 = args[1] as int?;61                return Task.FromResult<object>(arg0 + arg

PageEvaluateHandleTests

Using AI Code Generation

1{2    {3        [PlaywrightTest("page-evaluate-handle.spec.ts", "should work")]4        [Fact(Timeout = PlaywrightTestEx.Timeout)]5        public async Task ShouldWork()6        {7            var result = await Page.EvaluateHandleAsync("() => 5");8            Assert.Equal(5, await result.JsonValueAsync<int>());9        }10    }11}12{13    {14        [PlaywrightTest("page-evaluate-handle.spec.ts", "should work")]15        [Fact(Timeout = PlaywrightTestEx.Timeout)]16        public async Task ShouldWork()17        {18            var result = await Page.EvaluateHandleAsync("() => 5");19            Assert.Equal(5, await result.JsonValueAsync<int>());20        }21    }22}23{24    {25        [PlaywrightTest("page-evaluate-handle.spec.ts", "should work")]26        [Fact(Timeout = PlaywrightTestEx.Timeout)]27        public async Task ShouldWork()28        {29            var result = await Page.EvaluateHandleAsync("() => 5");30            Assert.Equal(5, await result.JsonValueAsync<int>());31        }32    }33}34{35    {

PageEvaluateHandleTests

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System.Threading.Tasks;3{4    {5        static async Task Main(string[] args)6        {7            PageEvaluateHandleTests obj = new PageEvaluateHandleTests();8            await obj.PageShouldSupportOutOfProcessIframes();9        }10    }11}12using Microsoft.Playwright.Tests;13using System.Threading.Tasks;14{15    {16        static async Task Main(string[] args)17        {18            PageEvaluateTests obj = new PageEvaluateTests();19            await obj.PageShouldWorkWithUnicodeCharacters();20        }21    }22}23using Microsoft.Playwright.Tests;24using System.Threading.Tasks;25{26    {27        static async Task Main(string[] args)28        {29            PageEventsConsoleTests obj = new PageEventsConsoleTests();30            await obj.PageShouldEmitConsoleEvents();31        }32    }33}34using Microsoft.Playwright.Tests;35using System.Threading.Tasks;36{37    {38        static async Task Main(string[] args)39        {40            PageEventsDialogTests obj = new PageEventsDialogTests();41            await obj.PageShouldEmitDialogEvents();42        }43    }44}45using Microsoft.Playwright.Tests;46using System.Threading.Tasks;47{48    {49        static async Task Main(string[] args)50        {51            PageEventsDownloadTests obj = new PageEventsDownloadTests();52            await obj.PageShouldEmitDownloadEvents();53        }54    }55}56using Microsoft.Playwright.Tests;57using System.Threading.Tasks;58{59    {60        static async Task Main(string[] args)61        {62            PageEventsErrorTests obj = new PageEventsErrorTests();63            await obj.PageShouldEmitErrorEvents();64        }65    }66}

PageEvaluateHandleTests

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4using Microsoft.Playwright;5{6    {7        static void Main(string[] args)8        {9            PageEvaluateHandleTests pageEvaluateHandle = new PageEvaluateHandleTests();10            pageEvaluateHandle.PageEvaluateHandleAsync();11        }12    }13}14using Microsoft.Playwright.Tests;15using System;16using System.Threading.Tasks;17using Microsoft.Playwright;18{19    {20        static void Main(string[] args)21        {22            PageEvaluateHandleTests pageEvaluateHandle = new PageEvaluateHandleTests();23            pageEvaluateHandle.PageEvaluateHandleAsync();24        }25    }26}27using Microsoft.Playwright.Tests;28using System;29using System.Threading.Tasks;30using Microsoft.Playwright;31{32    {33        static void Main(string[] args)34        {35            PageEvaluateHandleTests pageEvaluateHandle = new PageEvaluateHandleTests();36            pageEvaluateHandle.PageEvaluateHandleAsync();37        }38    }39}40using Microsoft.Playwright.Tests;41using System;42using System.Threading.Tasks;43using Microsoft.Playwright;44{45    {46        static void Main(string[] args)47        {48            PageEvaluateHandleTests pageEvaluateHandle = new PageEvaluateHandleTests();49            pageEvaluateHandle.PageEvaluateHandleAsync();50        }51    }52}

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.
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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.
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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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