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

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

EvaluateHandleTests.cs

Source:EvaluateHandleTests.cs

...6using Xunit.Abstractions;7namespace PuppeteerSharp.Tests.FrameTests8{9    [Collection(TestConstants.TestFixtureCollectionName)]10    public class EvaluateHandleTests : PuppeteerPageBaseTest11    {12        public EvaluateHandleTests(ITestOutputHelper output) : base(output)13        {14        }15        [PuppeteerTest("frame.spec.ts", "Frame.evaluateHandle", "should work")]16        [PuppeteerFact]17        public async Task ShouldWork()18        {19            await Page.GoToAsync(TestConstants.EmptyPage);20            var windowHandle = await Page.MainFrame.EvaluateExpressionHandleAsync("window");21            Assert.NotNull(windowHandle);22        }23    }24}

EvaluateHandleTests

Using AI Code Generation

1using PuppeteerSharp.Tests.FrameTests;2using System.Threading.Tasks;3using Xunit;4{5    [Collection("PuppeteerLoaderFixture collection")]6    {7        public async Task ShouldWork()8        {9            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve(5)");10            var isFive = await Page.EvaluateFunctionAsync<bool>("x => x === 5", aHandle);11            Assert.True(isFive);12        }13    }14}15using PuppeteerSharp.Tests.FrameTests;16using System.Threading.Tasks;17using Xunit;18{19    [Collection("PuppeteerLoaderFixture collection")]20    {21        public async Task ShouldThrowAnErrorIfEvaluationFails()22        {23            var exception = await Assert.ThrowsAsync<EvaluationFailedException>(() => Page.EvaluateHandleAsync("() => not_existing_object.property"));24            Assert.Contains("not_existing_object", exception.Message);25        }26    }27}28using PuppeteerSharp.Tests.FrameTests;29using System.Threading.Tasks;30using Xunit;31{32    [Collection("PuppeteerLoaderFixture collection")]33    {34        public async Task ShouldAwaitPromise()35        {36            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve(8 * 7)");37            var result = await Page.EvaluateFunctionAsync<int>("x => x", aHandle);38            Assert.Equal(56, result);39        }40    }41}42using PuppeteerSharp.Tests.FrameTests;43using System.Threading.Tasks;44using Xunit;45{46    [Collection("PuppeteerLoaderFixture collection")]47    {48        public async Task ShouldWorkRightAfterFrameNavigates()49        {50            await Page.GoToAsync(TestConstants.EmptyPage);

EvaluateHandleTests

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp;7{8    {9        static void Main(string[] args)10        {11            var task = MainAsync(args);12            task.Wait();13        }14        static async Task MainAsync(string[] args)15        {16            var browser = await Puppeteer.LaunchAsync(new LaunchOptions17            {18            });19            var page = await browser.NewPageAsync();20            var element = await page.QuerySelectorAsync("input[name=q]");21            await element.TypeAsync("puppeteer-sharp");22            await page.Keyboard.PressAsync("Enter");23            await page.WaitForNavigationAsync();24            var results = await page.QuerySelectorAllAsync("h3");25            foreach (var result in results)26            {27                Console.WriteLine(await result.EvaluateFunctionAsync<string>("node => node.textContent"));28            }29            await browser.CloseAsync();30        }31    }32}

EvaluateHandleTests

Using AI Code Generation

1using PuppeteerSharp.Tests.FrameTests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        static async Task Main(string[] args)10        {11            var browser = await Puppeteer.LaunchAsync(new LaunchOptions()12            {13            });14            var page = await browser.NewPageAsync();15            var frame = await page.FirstChildFrameAsync();16            await frame.EvaluateHandleAsync("() => document.body");17        }18    }19}

EvaluateHandleTests

Using AI Code Generation

1using PuppeteerSharp.Tests.FrameTests;2using System.Threading.Tasks;3{4    {5        [PuppeteerTest("frame.spec.ts", "Frame.evaluateHandle", "should work with primitives")]6        public async Task ShouldWorkWithPrimitives()7        {8            var aHandle = await Page.EvaluateHandleAsync("() => 5");9            Assert.Equal(5, await aHandle.JsonValueAsync<int>());10            var aHandle = await Page.EvaluateHandleAsync("() => 5");11            Assert.Equal(5, await aHandle.JsonValueAsync<int>());12            var aHandle = await Page.EvaluateHandleAsync("() => true");13            Assert.Equal(true, await aHandle.JsonValueAsync<bool>());14            var aHandle = await Page.EvaluateHandleAsync("() => 'hello'");15            Assert.Equal("hello", await aHandle.JsonValueAsync<string>());16            var aHandle = await Page.EvaluateHandleAsync("() => Symbol('foo')");17            Assert.Equal("Symbol(foo)", await aHandle.JsonValueAsync<string>());18            var aHandle = await Page.EvaluateHandleAsync("() => new Map([[1,2],[2,3]])");19            Assert.Equal("Map(2) { 1 => 2, 2 => 3 }", await aHandle.JsonValueAsync<string>());20            var aHandle = await Page.EvaluateHandleAsync("() => new Set([1,2,3,2])");21            Assert.Equal("Set(3) { 1, 2, 3 }", await aHandle.JsonValueAsync<string>());22            var aHandle = await Page.EvaluateHandleAsync("() => new WeakMap([[{},{}],[{},{}]])");23            Assert.Equal("WeakMap {}", await aHandle.JsonValueAsync<string>());24            var aHandle = await Page.EvaluateHandleAsync("() => new WeakSet([{},{}])");25            Assert.Equal("WeakSet {}", await aHandle.JsonValueAsync<string>());26        }27    }28}29using PuppeteerSharp.Tests.FrameTests;30using System.Threading.Tasks;31{32    {33        [PuppeteerTest("frame.spec.ts", "Frame.evaluateHandle", "should work with unserial

EvaluateHandleTests

Using AI Code Generation

1using PuppeteerSharp.Tests.FrameTests;2using System;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            MainAsync().Wait();9        }10        static async Task MainAsync()11        {12            await new EvaluateHandleTests().ShouldWorkWithComplexObjects();13        }14    }15}16Crawl a SPA (

EvaluateHandleTests

Using AI Code Generation

1using PuppeteerSharp.Tests.FrameTests;2using System.Threading.Tasks;3using PuppeteerSharp.Tests.FrameTests;4using System.Threading.Tasks;5{6    public string EvaluateHandleTests()7    {8        EvaluateHandleTests evaluateHandleTests = new EvaluateHandleTests();9        evaluateHandleTests.EvaluateHandleTests();10    }11}12package PuppeteerSharp.Tests.FrameTests;13using PuppeteerSharp.Tests.FrameTests;14using System.Threading.Tasks;15using PuppeteerSharp.Tests.FrameTests;16using System.Threading.Tasks;17{18    public string EvaluateHandleTests()19    {20        EvaluateHandleTests evaluateHandleTests = new EvaluateHandleTests();21        evaluateHandleTests.EvaluateHandleTests();22    }23}24package PuppeteerSharp.Tests.FrameTests;25using PuppeteerSharp.Tests.FrameTests;26using System.Threading.Tasks;27using PuppeteerSharp.Tests.FrameTests;28using System.Threading.Tasks;29{30    public string EvaluateHandleTests()31    {32        EvaluateHandleTests evaluateHandleTests = new EvaluateHandleTests();33        evaluateHandleTests.EvaluateHandleTests();34    }35}36package PuppeteerSharp.Tests.FrameTests;37using PuppeteerSharp.Tests.FrameTests;38using System.Threading.Tasks;

EvaluateHandleTests

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4using System.IO;5{6    {7        static void Main(string[] args)8        {9            MainAsync().GetAwaiter().GetResult();10        }11        static async Task MainAsync()12        {13            var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });14            var page = await browser.NewPageAsync();15            var result = await page.EvaluateHandleAsync("() => document.body");16            var properties = await result.GetPropertiesAsync();17            var tagNameProperty = properties["tagName"];18            var tagName = await tagNameProperty.JsonValueAsync();19            Console.WriteLine(tagName.ToString());20            await browser.CloseAsync();21        }22    }23}24using System;25using System.Threading.Tasks;26using PuppeteerSharp;27using System.IO;28{29    {30        static void Main(string[] args)31        {32            MainAsync().GetAwaiter().GetResult();33        }34        static async Task MainAsync()35        {36            var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });37            var page = await browser.NewPageAsync();38            var result = await page.EvaluateHandleAsync("() => document.body");39            var properties = await result.GetPropertiesAsync();40            var tagNameProperty = properties["tagName"];41            var tagName = await tagNameProperty.JsonValueAsync();42            Console.WriteLine(tagName.ToString());43            await browser.CloseAsync();44        }45    }46}47using System;48using System.Threading.Tasks;49using PuppeteerSharp;50using System.IO;51{52    {53        static void Main(string[] args)54        {55            MainAsync().GetAwaiter().GetResult();56        }57        static async Task MainAsync()58        {59            var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });

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.