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How to use PageEvaluateHandle class of PuppeteerSharp.Tests.JSHandleTests package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.JSHandleTests.PageEvaluateHandle

PageEvaluateHandle.cs

Source:PageEvaluateHandle.cs

...5using Xunit.Abstractions;6namespace PuppeteerSharp.Tests.JSHandleTests7{8    [Collection(TestConstants.TestFixtureCollectionName)]9    public class PageEvaluateHandle : PuppeteerPageBaseTest10    {11        public PageEvaluateHandle(ITestOutputHelper output) : base(output)12        {13        }14        [PuppeteerTest("jshandle.spec.ts", "Page.evaluateHandle", "should work")]15        [PuppeteerFact]16        public async Task ShouldWork()17            => Assert.NotNull(await Page.EvaluateFunctionHandleAsync("() => window"));18        [PuppeteerTest("jshandle.spec.ts", "Page.evaluateHandle", "should accept object handle as an argument")]19        [PuppeteerFact]20        public async Task ShouldAcceptObjectHandleAsAnArgument()21        {22            var navigatorHandle = await Page.EvaluateFunctionHandleAsync("() => navigator");23            var text = await Page.EvaluateFunctionAsync<string>(24                "(e) => e.userAgent",25                navigatorHandle);...

PageEvaluateHandle

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp.Tests.Attributes;4using Xunit;5using Xunit.Abstractions;6{7    [Collection(TestConstants.TestFixtureCollectionName)]8    {9        public PageEvaluateHandleTests(ITestOutputHelper output) : base(output)10        {11        }12        [PuppeteerTest("jshandle.spec.ts", "JSHandle", "should work")]13        public async Task ShouldWork()14        {15            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve(7)");16            var result = await Page.EvaluateAsync<int>("a => a * 2", aHandle);17            Assert.Equal(14, result);18        }19        [PuppeteerTest("jshandle.spec.ts", "JSHandle", "should work with arguments")]20        public async Task ShouldWorkWithArguments()21        {22            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve(7)");23            var result = await Page.EvaluateAsync<int>("(a, b) => a * b", aHandle, 2);24            Assert.Equal(14, result);25        }26        [PuppeteerTest("jshandle.spec.ts", "JSHandle", "should work with ElementHandles")]27        public async Task ShouldWorkWithElementHandles()28        {29            await Page.SetContentAsync("<section>42</section>");30            var aHandle = await Page.EvaluateHandleAsync("() => Promise.resolve(document.querySelector('section'))");31            var text = await Page.EvaluateAsync<string>("e => e.textContent", aHandle);32            Assert.Equal("42", text);33        }34        [PuppeteerTest("jshandle.spec.ts", "JSHandle", "should throw error with exception details")]35        public async Task ShouldThrowErrorWithExceptionDetails()36        {37            var exception = await Assert.ThrowsAsync<EvaluationFailedException>(()38                => Page.EvaluateAsync("() => not.existing.object.property"));39            Assert.Contains("not is not defined", exception.Message);40        }41        [PuppeteerTest("jshandle.spec.ts", "JSHandle", "should accept ")]42        public async Task ShouldAcceptNull()43        {

PageEvaluateHandle

Using AI Code Generation

1using System.Threading.Tasks;2using PuppeteerSharp;3using PuppeteerSharp.Tests;4using Xunit;5using Xunit.Abstractions;6{7    [Collection("PuppeteerLoaderFixture collection")]8    {9        public PageEvaluateHandleTests(ITestOutputHelper output) : base(output)10        {11        }12        [PuppeteerTest("jshandle.spec.ts", "Page.evaluateHandle", "should work with primitives")]13        [Fact(Timeout = TestConstants.DefaultTestTimeout)]14        public async Task ShouldWorkWithPrimitives()15        {16            Assert.Equal(5, await Page.EvaluateExpressionAsync<int>("5"));17            Assert.Equal(5.5, await Page.EvaluateExpressionAsync<double>("5.5"));18            Assert.Equal("foo", await Page.EvaluateExpressionAsync<string>("'foo'"));19            Assert.True(await Page.EvaluateExpressionAsync<bool>("true"));20            Assert.False(await Page.EvaluateExpressionAsync<bool>("false"));21            Assert.Null(await Page.EvaluateExpressionAsync<object>("null"));22            Assert.Equal(new object(), await Page.EvaluateExpressionAsync<object>("undefined"));23        }24        [PuppeteerTest("jshandle.spec.ts", "Page.evaluateHandle", "should return NaN")]25        [Fact(Timeout = TestConstants.DefaultTestTimeout)]26        public async Task ShouldReturnNaN()27        {28            Assert.Equal(double.NaN, await Page.EvaluateExpressionAsync<double>("NaN"));29        }30        [PuppeteerTest("jshandle.spec.ts", "Page.evaluateHandle", "should return -0")]31        [Fact(Timeout = TestConstants.DefaultTestTimeout)]32        public async Task ShouldReturnNegativeZero()33        {34            Assert.Equal(-0, await Page.EvaluateExpressionAsync<int>("-0"));35        }36        [PuppeteerTest("jshandle.spec.ts", "Page.evaluateHandle", "should work with unserializable values")]37        [Fact(Timeout = TestConstants.DefaultTestTimeout)]38        public async Task ShouldWorkWithUnserializableValues()39        {40            var windowHandle = await Page.EvaluateHandleAsync("window");41            Assert.Equal("JSHandle@object", windowHandle.ToString());42        }43        [PuppeteerTest("jshandle.spec.ts", "Page.evaluateHandle", "should work with arrays")]44        [Fact(Timeout = TestConstants.DefaultTestTimeout)]45        public async Task ShouldWorkWithArrays()46        {

PageEvaluateHandle

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4using PuppeteerSharp.Tests.Attributes;5using Xunit;6using Xunit.Abstractions;7{8    [Collection(TestConstants.TestFixtureCollectionName)]9    {10        public PageEvaluateHandleTests(ITestOutputHelper output) : base(output)11        {12        }13        [PuppeteerTest("jshandle.spec.ts", "Page.evaluateHandle", "should work with primitives")]14        public async Task ShouldWorkWithPrimitives()15        {16            Assert.Equal(5, await Page.EvaluateExpressionAsync<int>("5"));17            Assert.Equal(5, await Page.EvaluateExpressionAsync<int>("2 * 2.5"));18            Assert.Equal("foo", await Page.EvaluateExpressionAsync<string>("'foo'"));19            Assert.True(await Page.EvaluateExpressionAsync<bool>("true"));20            Assert.False(await Page.EvaluateExpressionAsync<bool>("false"));21            Assert.Null(await Page.EvaluateExpressionAsync<object>("null"));22            Assert.Null(await Page.EvaluateExpressionAsync<object>("undefined"));23        }24    }25}26C:\Users\lenovo\source\repos\puppeteer-sharp\lib\PuppeteerSharp.Tests\JSHandleTests\PageEvaluateHandleTests.cs(5,7,5,18): error CS0246: The type or namespace name 'PuppeteerSharp' could not be found (are you missing a using directive or an assembly reference?)27C:\Users\lenovo\source\repos\puppeteer-sharp\lib\PuppeteerSharp.Tests\JSHandleTests\PageEvaluateHandleTests.cs(6,7,6,18): error CS0246: The type or namespace name 'PuppeteerSharp' could not be found (are you missing a using directive or an assembly reference?)28C:\Users\lenovo\source\repos\puppeteer-sharp\lib\PuppeteerSharp.Tests\JSHandleTests\PageEvaluateHandleTests.cs(7,7,7,18): error CS0246: The type or namespace name 'PuppeteerSharp' could not be found (are you missing a using directive or an assembly reference?)29C:\Users\lenovo\source\repos\puppeteer-sharp\lib\PuppeteerSharp.Tests\JSHandleTests\PageEvaluateHandleTests.cs(8,7,8,18): error CS0246

PageEvaluateHandle

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {10            });11            var page = await browser.NewPageAsync();12            var searchBox = await page.QuerySelectorAsync("input[name=q]");13            await page.EvaluateFunctionAsync(@"(searchBox) => {14                searchBox.value = 'Hello, World!';15            }", searchBox);16        }17    }18}19using System;20using System.Threading.Tasks;21using PuppeteerSharp;22{23    {24        static async Task Main(string[] args)25        {26            var browser = await Puppeteer.LaunchAsync(new LaunchOptions27            {28            });29            var page = await browser.NewPageAsync();30            var searchBox = await page.QuerySelectorAsync("input[name=q]");31            await page.EvaluateFunctionAsync(@"(searchBox) => {32                searchBox.value = 'Hello, World!';33            }", searchBox);34        }35    }36}37using System;38using System.Threading.Tasks;39using PuppeteerSharp;40{41    {42        static async Task Main(string[] args)43        {44            var browser = await Puppeteer.LaunchAsync(new LaunchOptions45            {46            });47            var page = await browser.NewPageAsync();48            var searchBox = await page.QuerySelectorAsync("input[name=q]");49            await page.EvaluateFunctionAsync(@"(searchBox) => {50                searchBox.value = 'Hello, World!';51            }", searchBox);52        }53    }54}55using System;56using System.Threading.Tasks;

PageEvaluateHandle

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4using System.IO;5using System.Text;6using PuppeteerSharp.Tests.JSHandleTests;7{8    {9        static async Task Main(string[] args)10        {11            Console.WriteLine("Hello World!");12            {13            };14            var browser = await Puppeteer.LaunchAsync(options);15            var page = await browser.NewPageAsync();16            var jsHandle = await page.EvaluateHandleAsync("() => document.body");17            var json = jsHandle.ToString();18            Console.WriteLine(json);19            var properties = await jsHandle.GetPropertiesAsync();20            foreach (var property in properties)21            {22                Console.WriteLine(property.Key);23                Console.WriteLine(await property.Value.JsonValueAsync());24            }25            await browser.CloseAsync();26        }27    }28}29using System;30using System.Threading.Tasks;31using PuppeteerSharp;32using System.IO;33using System.Text;34using PuppeteerSharp.Tests.JSHandleTests;35{36    {37        static async Task Main(string[] args)38        {39            Console.WriteLine("Hello World!");40            {41            };42            var browser = await Puppeteer.LaunchAsync(options);43            var page = await browser.NewPageAsync();44            var jsHandle = await page.EvaluateHandleAsync("() => document.body");45            var json = jsHandle.ToString();46            Console.WriteLine(json);47            var properties = await jsHandle.GetPropertiesAsync();48            foreach (var property in properties)49            {50                Console.WriteLine(property.Key);51                Console.WriteLine(await property.Value.JsonValueAsync());52            }53            await browser.CloseAsync();54        }55    }56}57using System;58using System.Threading.Tasks;59using PuppeteerSharp;60using System.IO;61using System.Text;62using PuppeteerSharp.Tests.JSHandleTests;63{64    {65        static async Task Main(string[] args)66        {67            Console.WriteLine("Hello World!");

PageEvaluateHandle

Using AI Code Generation

1var page = await browser.NewPageAsync();2var result = await page.EvaluateHandleAsync("() => document.body");3var resultHandle = await result.JsonValueAsync();4Console.WriteLine(resultHandle);5await browser.CloseAsync();6{ "type":"node", "subtype":"null", "className":"null", "description":"null", "objectId":"{\"injectedScriptId\":4,\"id\":1}" }

PageEvaluateHandle

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            MainAsync().Wait();9        }10        static async Task MainAsync()11        {12            var path = Path.GetFullPath("C:\\Users\\user\\Desktop\\PuppeteerSharp\\PuppeteerSharp\\bin\\Debug\\netcoreapp2.0\\PuppeteerSharp.dll");13            {14                ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",15                Args = new string[] { "--no-sandbox" },16            };17            using (var browser = await Puppeteer.LaunchAsync(options))18            {19                using (var page = await browser.NewPageAsync())20                {21                    await page.EvaluateFunctionAsync("() => { window.scrollBy(0, 1000); }");22                    await page.WaitForTimeoutAsync(5000);23                    var handle = await page.EvaluateHandleAsync("() => { return document; }");24                    var result = await handle.GetPropertyAsync("nodeType");25                    Console.WriteLine(result);26                }27            }28        }29    }30}

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