Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use EvaluateHandleTests method of PuppeteerSharp.Tests.FrameTests.EvaluateHandleTests class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.FrameTests.EvaluateHandleTests.EvaluateHandleTests

EvaluateHandleTests.cs

Source:EvaluateHandleTests.cs

...4using Xunit.Abstractions;5namespace PuppeteerSharp.Tests.FrameTests6{7    [Collection("PuppeteerLoaderFixture collection")]8    public class EvaluateHandleTests : PuppeteerPageBaseTest9    {10        public EvaluateHandleTests(ITestOutputHelper output) : base(output)11        {12        }13        [Fact]14        public async Task ShouldWork()15        {16            await Page.GoToAsync(TestConstants.EmptyPage);17            var windowHandle = await Page.MainFrame.EvaluateExpressionHandleAsync("window");18            Assert.NotNull(windowHandle);19        }20    }21}...

EvaluateHandleTests

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp.Tests.FrameTests;7{8    {9        public async Task EvaluateHandleTests()10        {11            var frame = await FrameTests.GetFrame();12            await frame.EvaluateHandleAsync("() => document.body");13        }14    }15}16using System;17using System.Collections.Generic;18using System.Linq;19using System.Text;20using System.Threading.Tasks;21using PuppeteerSharp.Tests.FrameTests;22{23    {24        public async Task EvaluateHandleTests()25        {26            var frame = await FrameTests.GetFrame();27            await frame.EvaluateHandleAsync("() => document.body");28        }29    }30}31using System;32using System.Collections.Generic;33using System.Linq;34using System.Text;35using System.Threading.Tasks;36using PuppeteerSharp.Tests.FrameTests;37{38    {39        public async Task EvaluateHandleTests()40        {41            var frame = await FrameTests.GetFrame();42            await frame.EvaluateHandleAsync("() => document.body");43        }44    }45}46using System;47using System.Collections.Generic;48using System.Linq;49using System.Text;50using System.Threading.Tasks;51using PuppeteerSharp.Tests.FrameTests;52{53    {54        public async Task EvaluateHandleTests()55        {56            var frame = await FrameTests.GetFrame();57            await frame.EvaluateHandleAsync("() => document.body");58        }59    }60}61using System;62using System.Collections.Generic;63using System.Linq;64using System.Text;65using System.Threading.Tasks;66using PuppeteerSharp.Tests.FrameTests;67{68    {

EvaluateHandleTests

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        [PuppeteerTest("evaluatehandle.spec.ts", "Frame.evaluateHandle", "should work")]7        public async Task ShouldWork()8        {9            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve(7 * 3)");10            var result = await Page.EvaluateFunctionAsync<int>("a => a * 2", aHandle);11            Assert.Equal(42, result);12        }13    }14}15using PuppeteerSharp;16using System;17using System.Threading.Tasks;18{19    {20        [PuppeteerTest("evaluatehandle.spec.ts", "Frame.evaluateHandle", "should work with arguments")]21        public async Task ShouldWorkWithArguments()22        {23            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve(7)");24            var result = await Page.EvaluateFunctionAsync<int>("(a, b) => a * b", aHandle, 3);25            Assert.Equal(21, result);26        }27    }28}29using PuppeteerSharp;30using System;31using System.Threading.Tasks;32{33    {34        [PuppeteerTest("evaluatehandle.spec.ts", "Frame.evaluateHandle", "should throw when evaluation triggers reload")]35        public async Task ShouldThrowWhenEvaluationTriggersReload()36        {37            var exception = await Assert.ThrowsAsync<Exception>(() => Page.EvaluateFunctionAsync("() => location.reload()"));38            Assert.Contains("Protocol error", exception.Message);39        }40    }41}42using PuppeteerSharp;43using System;44using System.Threading.Tasks;45{

EvaluateHandleTests

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6{7    {8        public async Task EvaluateHandleTests()9        {10            await Page.GoToAsync(TestConstants.ServerUrl + "/consolelog.html");11            var aHandle = await Page.EvaluateHandleAsync("() => window");12            var resultHandle = await aHandle.EvaluateHandleAsync("node => node.document");13            Assert.Equal("object", await resultHandle.JsonValueAsync());14        }15    }16}17using System;18using System.Collections.Generic;19using System.Linq;20using System.Text;21using System.Threading.Tasks;22{23    {24        public async Task EvaluateTests()25        {26            await Page.GoToAsync(TestConstants.ServerUrl + "/consolelog.html");27            var aHandle = await Page.EvaluateHandleAsync("() => window");28            var resultHandle = await aHandle.EvaluateHandleAsync("node => node.document");29            Assert.Equal("object", await resultHandle.JsonValueAsync());30        }31    }32}33using System;34using System.Collections.Generic;35using System.Linq;36using System.Text;37using System.Threading.Tasks;38{39    {40        public async Task EvaluateTests()41        {42            await Page.GoToAsync(TestConstants.ServerUrl + "/consolelog.html");43            var aHandle = await Page.EvaluateHandleAsync("() => window");44            var resultHandle = await aHandle.EvaluateHandleAsync("node => node.document");45            Assert.Equal("object", await resultHandle.JsonValueAsync());46        }47    }48}49using System;50using System.Collections.Generic;51using System.Linq;52using System.Text;53using System.Threading.Tasks;54{55    {56        public async Task EvaluateTests()57        {58            await Page.GoToAsync(TestConstants.ServerUrl + "/consolelog.html");59            var aHandle = await Page.EvaluateHandleAsync("() => window");

EvaluateHandleTests

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        [PuppeteerTest("evaluatehandle.spec.ts", "Page.evaluateHandle", "should work")]7        public async Task ShouldWork()8        {9            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve(5)");10            var isFive = await Page.EvaluateAsync<bool>("a => a === 5", aHandle);11            Assert.True(isFive);12        }13    }14}

EvaluateHandleTests

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4using PuppeteerSharp.Tests;5using System.IO;6using System.Text.RegularExpressions;7using System.Linq;8using System.Collections.Generic;9using System.Threading;10{11    {12        [PuppeteerTest("frame.spec.ts", "Frame.evaluateHandle", "should work")]13        public async Task ShouldWork()14        {15            await Page.GoToAsync(TestConstants.ServerUrl + "/tamperable.html");16            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve({a: 1})");17            Assert.Equal("object", await Page.EvaluateAsync<string>("x => typeof x", aHandle));18            Assert.Equal(1, await Page.EvaluateAsync<int>("x => x.a", aHandle));19        }20        [PuppeteerTest("frame.spec.ts", "Frame.evaluateHandle", "should transfer NaN")]21        public async Task ShouldTransferNaN()22        {23            var nanHandle = await Page.EvaluateHandleAsync<double>("() => NaN");24            Assert.Equal("number", await Page.EvaluateAsync<string>("x => typeof x", nanHandle));25            Assert.Equal(double.NaN, await Page.EvaluateAsync<double>("x => Object.is(x, NaN)", nanHandle));26        }27        [PuppeteerTest("frame.spec.ts", "Frame.evaluateHandle", "should transfer -0")]28        public async Task ShouldTransferNegativeZero()29        {30            var aHandle = await Page.EvaluateHandleAsync<double>("() => -0");31            Assert.Equal("number", await Page.EvaluateAsync<string>("x => typeof x", aHandle));32            Assert.Equal(double.NegativeInfinity, await Page.EvaluateAsync<double>("x => 1 / x", aHandle));33        }34        [PuppeteerTest("frame.spec.ts", "Frame.evaluateHandle", "should transfer Infinity")]35        public async Task ShouldTransferInfinity()36        {37            var aHandle = await Page.EvaluateHandleAsync<double>("() => Infinity");38            Assert.Equal("number", await Page.EvaluateAsync<string>("x => typeof x", aHandle));39            Assert.Equal(double.PositiveInfinity, await Page.EvaluateAsync<double>("x => x", aHandle));40        }

EvaluateHandleTests

Using AI Code Generation

1var frame = page.MainFrame;2var handle = await frame.EvaluateHandleAsync("() => document.body");3var result = await frame.EvaluateHandleAsync("body => body.innerHTML", handle);4await frame.EvaluateHandleAsync("body => body.innerHTML", handle);5await frame.EvaluateHandleAsync("body => body.innerHTML", new[] { handle });6var frame = page.MainFrame;7var handle = await frame.EvaluateHandleAsync("() => document.body");8var result = await frame.EvaluateHandleAsync("body => body.innerHTML", handle);9await frame.EvaluateHandleAsync("body => body.innerHTML", handle);10await frame.EvaluateHandleAsync("body => body.innerHTML", new[] { handle });11var frame = page.MainFrame;12var handle = await frame.EvaluateHandleAsync("() => document.body");13var result = await frame.EvaluateHandleAsync("body => body.innerHTML", handle);14await frame.EvaluateHandleAsync("body => body.innerHTML", handle);15await frame.EvaluateHandleAsync("body => body.innerHTML", new[] { handle });16var frame = page.MainFrame;17var handle = await frame.EvaluateHandleAsync("() => document.body");18var result = await frame.EvaluateHandleAsync("body => body.innerHTML", handle);19await frame.EvaluateHandleAsync("body => body.innerHTML", handle);20await frame.EvaluateHandleAsync("body => body.innerHTML", new[] { handle });21var frame = page.MainFrame;22var handle = await frame.EvaluateHandleAsync("() => document.body");23var result = await frame.EvaluateHandleAsync("body => body.innerHTML", handle);24await frame.EvaluateHandleAsync("body => body

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.