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How to use pageEvaluateAsync method of Microsoft.Playwright.Tests.BrowserContextExposeFunctionTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.BrowserContextExposeFunctionTests.pageEvaluateAsync

pageEvaluateAsync

Using AI Code Generation

1var playwright = await Playwright.CreateAsync();2await using var browser = await playwright.Chromium.LaunchAsync(new() { Headless = false });3var context = await browser.NewContextAsync();4var page = await context.NewPageAsync();5await page.ExposeFunctionAsync("add", (int a, int b) => a + b);6var result = await page.EvaluateAsync<int>("async function() { return await add(5, 6); }");7Console.WriteLine(result);8await context.CloseAsync();9await playwright.StopAsync();10var playwright = await Playwright.CreateAsync();11await using var browser = await playwright.Chromium.LaunchAsync(new() { Headless = false });12var context = await browser.NewContextAsync();13var page = await context.NewPageAsync();14await page.ExposeFunctionAsync("add", (int a, int b) => a + b);15var result = await page.EvaluateHandleAsync("async function() { return await add(5, 6); }");16Console.WriteLine(await result.GetJsonValueAsync<int>());17await context.CloseAsync();18await playwright.StopAsync();19var playwright = await Playwright.CreateAsync();20await using var browser = await playwright.Chromium.LaunchAsync(new() { Headless = false });21var context = await browser.NewContextAsync();22await context.ExposeFunctionAsync("add", (int a, int b) => a + b);23await context.SetContentAsync("Page 1");24await context.ExposeFunctionAsync("add", (int a, int b) => a + b);25await context.SetContentAsync("Page 2");26await context.CloseAsync();27await playwright.StopAsync();28var playwright = await Playwright.CreateAsync();29await using var browser = await playwright.Chromium.LaunchAsync(new() { Headless = false });30var context = await browser.NewContextAsync();31await context.ExposeBindingAsync("add", (IJSHandle arg1, IJSHandle arg

pageEvaluateAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System.Threading.Tasks;3{4    {5        public static async Task Main(string[] args)6        {7            using var playwright = await Playwright.CreateAsync();8            await using var browser = await playwright.Chromium.LaunchAsync();9            var page = await browser.NewPageAsync();10            var result = await page.EvaluateAsync<int>("() => 5");11            await page.CloseAsync();12        }13    }14}15using Microsoft.Playwright;16using System.Threading.Tasks;17{18    {19        public static async Task Main(string[] args)20        {21            using var playwright = await Playwright.CreateAsync();22            await using var browser = await playwright.Chromium.LaunchAsync();23            var page = await browser.NewPageAsync();24            var result = await page.EvaluateHandleAsync<int>("() => 5");25            await page.CloseAsync();26        }27    }28}29using Microsoft.Playwright;30using System.Threading.Tasks;31{32    {33        public static async Task Main(string[] args)34        {35            using var playwright = await Playwright.CreateAsync();36            await using var browser = await playwright.Chromium.LaunchAsync();37            var page = await browser.NewPageAsync();38            await page.FillAsync("input", "some text");39            await page.CloseAsync();40        }41    }42}43using Microsoft.Playwright;44using System.Threading.Tasks;45{46    {47        public static async Task Main(string[] args)48        {49            using var playwright = await Playwright.CreateAsync();50            await using var browser = await playwright.Chromium.LaunchAsync();51            var page = await browser.NewPageAsync();52            await page.FocusAsync("input");53            await page.CloseAsync();54        }55    }56}57using Microsoft.Playwright;58using System.Threading.Tasks;

pageEvaluateAsync

Using AI Code Generation

1{2    using System;3    using System.Threading.Tasks;4    using Microsoft.Playwright;5    using Microsoft.Playwright.NUnit;6    using NUnit.Framework;7    using NUnit.Framework.Interfaces;8    {9        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should work")]10        [Test, Timeout(TestConstants.DefaultTestTimeout)]11        public async Task ShouldWork()12        {13            await Page.ExposeFunctionAsync("woof", () => "doggo");14            var result = await Page.EvaluateAsync<string>("woof()");15            Assert.AreEqual("doggo", result);16        }17        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should work with complex objects")]18        [Test, Timeout(TestConstants.DefaultTestTimeout)]19        public async Task ShouldWorkWithComplexObjects()20        {21            await Page.ExposeFunctionAsync("complexObject", () => new { foo = "bar" });22            var result = await Page.EvaluateAsync<string>("complexObject().foo");23            Assert.AreEqual("bar", result);24        }25        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should work with ElementHandle")]26        [Test, Timeout(TestConstants.DefaultTestTimeout)]27        public async Task ShouldWorkWithElementHandle()28        {29            await Page.SetContentAsync("<section>42</section>");30            await Page.ExposeFunctionAsync("getSection", () => Page.QuerySelectorAsync("section"));31            var text = await Page.EvaluateAsync<string>("async () => (await getSection()).textContent");32            Assert.AreEqual("42", text);33        }34        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should work with promises")]35        [Test, Timeout(TestConstants.DefaultTestTimeout)]36        public async Task ShouldWorkWithPromises()37        {38            await Page.ExposeFunctionAsync("add", (int a, int b) => Task.FromResult(a + b));39            var result = await Page.EvaluateAsync<int>("add(9, 4)");40            Assert.AreEqual(13, result);41        }42        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should work with thrown strings")]43        [Test, Timeout(TestConstants.DefaultTestTimeout)]44        public async Task ShouldWorkWithThrownStrings()45        {46            await Page.ExposeFunctionAsync("woof", () => throw new Exception("doggo"));

pageEvaluateAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6{7    {8        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should work")]9        public async Task ShouldWork()10        {11            await using var browser = await Playwright.CreateAsync().LaunchAsync();12            var page = await browser.NewPageAsync();13            await page.ExposeFunctionAsync("compute", (int a, int b) => a * b);14            var result = await page.EvaluateAsync<int>("async () => compute(9, 4)");15            Assert.AreEqual(36, result);16        }17    }18}19using System.Threading.Tasks;20using Microsoft.Playwright;21using PlaywrightSharp;22using PlaywrightSharp.Tests.Attributes;23using PlaywrightSharp.Tests.BaseTests;24using Xunit;25using Xunit.Abstractions;26{27    [Collection(TestConstants.TestFixtureBrowserCollectionName)]28    {29        public BrowserContextExposeFunctionTests(ITestOutputHelper output) : base(output)30        {31        }32        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should work")]33        public async Task ShouldWork()34        {35            await Page.ExposeFunctionAsync("compute", (int a, int b) => a * b);36            var result = await Page.EvaluateAsync<int>("async () => compute(9, 4)");37            Assert.Equal(36, result);38        }39    }40}

pageEvaluateAsync

Using AI Code Generation

1{2    using System;3    using System.Collections.Generic;4    using System.Linq;5    using System.Text;6    using System.Threading.Tasks;7    using Microsoft.Playwright.Tests.Attributes;8    using NUnit.Framework;9    using PlaywrightSharp;10    using PlaywrightSharp.Tests;11    [Parallelizable(ParallelScope.Self)]12    {13        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should work")]14        [Test, Timeout(TestConstants.DefaultTestTimeout)]15        public async Task ShouldWork()16        {17            await Page.ExposeFunctionAsync("compute", (int a, int b) => a * b);18            var result = await Page.EvaluateAsync<int>("async () => { return await compute(9, 4); }");19            Assert.AreEqual(36, result);20        }21        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should throw for duplicate registrations")]22        [Test, Timeout(TestConstants.DefaultTestTimeout)]23        public async Task ShouldThrowForDuplicateRegistrations()24        {25            await Page.ExposeFunctionAsync("woof", () => { });26            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightSharpException>(() => Page.ExposeFunctionAsync("woof", () => { }));27            StringAssert.Contains("Function \"woof\" has been already registered", exception.Message);28        }29        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should survive cross-process navigation")]30        [Test, Timeout(TestConstants.DefaultTestTimeout)]31        public async Task ShouldSurviveCrossProcessNavigation()32        {33            await Page.ExposeFunctionAsync("compute", (int a, int b) => a * b);34            await Page.GoToAsync(TestConstants.EmptyPage);35            var result = await Page.EvaluateAsync<int>("async () => { return await compute(9, 4); }");36            Assert.AreEqual(36, result);37        }38        [PlaywrightTest("browsercontext-expose-function.spec.ts", "should await returned promise")]39        [Test, Timeout(TestConstants.DefaultTestTimeout)]40        public async Task ShouldAwaitReturnedPromise()41        {42            await Page.ExposeFunctionAsync("compute", (int a, int b) => Task.FromResult(a * b));43            var result = await Page.EvaluateAsync<int>("async () => {

pageEvaluateAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Microsoft.Playwright.Core;7using Microsoft.Playwright.Tests;8using Microsoft.Playwright.Tests.Attributes;9using Microsoft.Playwright.Transport.Channels;10using Microsoft.Playwright.Transport.Protocol;11using Xunit;12using Xunit.Abstractions;13{14    [Trait("Category", "chromium")]15    [Trait("Category", "firefox")]16    [Trait("Category", "webkit")]17    {18        internal BrowserContextExposeFunctionTests(ITestOutputHelper output) : base(output)19        {20        }21        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]22        public async Task ShouldWork()23        {24            await Page.ExposeFunctionAsync("compute", (int a, int b) => a * b);25            var result = await Page.EvaluateAsync<int>("async function() { return await compute(9, 4); }");26            Assert.Equal(36, result);27        }28        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]29        public async Task ShouldThrowForDuplicateRegistrations()30        {31            await Page.ExposeFunctionAsync("woof", () => { });32            var exception = await Assert.ThrowsAsync<PlaywrightSharpException>(() => Page.ExposeFunctionAsync("woof", () => { }));33            Assert.Equal("Function \"woof\" has been already registered in one of the pages", exception.Message);34        }

pageEvaluateAsync

Using AI Code Generation

1await page.EvaluateAsync(@"() => {2    window['func'] = () => 'hello';3}");4await page.EvaluateAsync(@"() => {5    window['func2'] = () => 'hello';6}");7await page.EvaluateAsync(@"() => {8    window['func3'] = () => 'hello';9}");10await page.EvaluateAsync(@"() => {11    window['func4'] = () => 'hello';12}");13await page.EvaluateAsync(@"() => {14    window['func5'] = () => 'hello';15}");16await page.EvaluateAsync(@"() => {17    window['func6'] = () => 'hello';18}");19await page.EvaluateAsync(@"() => {20    window['func7'] = () => 'hello';21}");22await page.EvaluateAsync(@"() => {23    window['func8'] = () => 'hello';24}");25await page.EvaluateAsync(@"() => {26    window['func9'] = () => 'hello';27}");28await page.EvaluateAsync(@"() => {29    window['func10'] = () => 'hello';30}");31await page.EvaluateAsync(@"() => {32    window['func11'] = () => 'hello';33}");34await page.EvaluateAsync(@"() => {35    window['func12'] = () => 'hello';36}");37await page.EvaluateAsync(@"() => {38    window['func13'] = () => 'hello';39}");40await page.EvaluateAsync(@"() => {41    window['func14'] = () => 'hello';42}");43await page.EvaluateAsync(@"() => {44    window['func15'] = () => 'hello';45}");46await page.EvaluateAsync(@"() => {47    window['func16'] = () => 'hello';48}");49await page.EvaluateAsync(@"() => {50    window['func17'] = () => 'hello';51}");52await page.EvaluateAsync(@"() => {53    window['func18'] = () => 'hello';54}");55await page.EvaluateAsync(@"() => {56    window['func19'] = () => 'hello';57}");58await page.EvaluateAsync(@"() => {59    window['func20'] = () => 'hello';60}");61await page.EvaluateAsync(@"() => {62    window['func21'] = () => 'hello';63}");64await page.EvaluateAsync(@"() => {65    window['func22'] = () => 'hello';66}");67await page.EvaluateAsync(@"() => {68    window['func23'] = () => 'hello';69}");70await page.EvaluateAsync(@"() => {71    window['func24'] = ()

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