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How to use contextExposeFunctionAsync method of Microsoft.Playwright.Tests.PopupTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PopupTests.contextExposeFunctionAsync

contextExposeFunctionAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Xunit;5using Xunit.Abstractions;6{7    {8        public async Task ShouldWorkWithMultiplePopups()9        {10            await Page.GotoAsync(Server.Prefix + "/popup/popup.html");11            Assert.Equal(0, await Page.EvaluateAsync<int>("() => window.result.length"));12            await Page.ClickAsync("button");13            await Page.ClickAsync("button");14            Assert.Equal(2, await Page.EvaluateAsync<int>("() => window.result.length"));15            Assert.Equal(new[] { "Clicked popup1", "Clicked popup2" }, await Page.EvaluateAsync<string[]>("() => window.result"));16        }17    }18}

contextExposeFunctionAsync

Using AI Code Generation

1{2    [PlaywrightTest("popup.spec.ts", "should expose function")]3    [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]4    public async Task ShouldExposeFunction()5    {6        await Page.ExposeBindingAsync("add", (BindingSource source, int a, int b) => a + b);7        var result = await Page.EvaluateAsync<int>("async function() { return await add(5, 6); }");8        Assert.Equal(11, result);9    }10}

contextExposeFunctionAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Threading.Tasks;4using Microsoft.Playwright;5{6    [Parallelizable(ParallelScope.Self)]7    {8        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]9        public async Task ShouldWorkWithWindowOpenAndWindowOpener()10        {11            await Page.GotoAsync(Server.EmptyPage);12            await Page.EvaluateAsync(@"() => {13                window['popup'] = window.open('about:blank');14                popup.opener = null;15            }");16            var popup = Page.FirstPopup();17            Assert.NotNull(popup);18            await popup.GotoAsync(Server.EmptyPage);19            Assert.Equal(Server.EmptyPage, popup.Url);20        }21    }22}23PlaywrightSharp.Tests.PopupTests.ShouldWorkWithWindowOpenAndWindowOpener()24at Microsoft.Playwright.Tests.PopupTests.ShouldWorkWithWindowOpenAndWindowOpener() in C:\Users\user\source\repos\PlaywrightSharp\src\PlaywrightSharp.Tests\PopupTests.cs:line 3025Assert.Equal() Failure

contextExposeFunctionAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Xunit;5using Xunit.Abstractions;6{7    [Trait("Category", "chromium")]8    [Trait("Category", "firefox")]9    [Trait("Category", "webkit")]10    {11        internal PopupTests(ITestOutputHelper output) : base(output)12        {13        }14        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]15        public async Task ShouldWork()16        {17            await Page.GotoAsync(TestConstants.ServerUrl + "/popup/window-open.html");18            await Page.EvaluateAsync(@"async url => {19                await window['callController']('contextExposeFunctionAsync', 'add', (a, b) => a + b);20                await window['callController']('contextExposeFunctionAsync', 'mul', (a, b) => a * b);21            }", TestConstants.ServerUrl + "/empty.html");22            await Page.ContextExposeFunctionAsync("add", (int a, int b) => a + b);23            await Page.ContextExposeFunctionAsync("mul", (int a, int b) => a * b);24            Assert.Equal(7, await Page.EvaluateAsync<int>("async () => await add(2, 5)"));25            Assert.Equal(6, await Page.EvaluateAsync<int>("async () => await mul(2, 3)"));26        }27    }28}

contextExposeFunctionAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            var context = await browser.NewContextAsync(new BrowserNewContextOptions13            {14                {15                },16            });17            var page = await context.NewPageAsync();18            await page.ExposeFunctionAsync("compute", (Func<int, int, int>)((a, b) => a + b));19            var result = await page.EvaluateAsync<int>("compute(3, 5)");20        }21    }22}

Playwright tutorial

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Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
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