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How to use PageExposeFunctionTests class of Microsoft.Playwright.Tests package

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageExposeFunctionTests

PageExposeFunctionTests.cs

Source:PageExposeFunctionTests.cs

...28using NUnit.Framework;29namespace Microsoft.Playwright.Tests30{31    ///<playwright-file>page-expose-function.spec.ts</playwright-file>32    public class PageExposeFunctionTests : PageTestEx33    {34        [PlaywrightTest("page-expose-function.spec.ts", "exposeBinding should work")]35        public async Task ExposeBindingShouldWork()36        {37            BindingSource bindingSource = null;38            await Page.ExposeBindingAsync("add", (BindingSource source, int a, int b) =>39            {40                bindingSource = source;41                return a + b;42            });43            int result = await Page.EvaluateAsync<int>("async function () { return add(5, 6); }");44            Assert.AreEqual(Context, bindingSource.Context);45            Assert.AreEqual(Page, bindingSource.Page);46            Assert.AreEqual(Page.MainFrame, bindingSource.Frame);47            Assert.AreEqual(11, result);48        }49        [PlaywrightTest("page-expose-function.spec.ts", "should work")]50        public async Task ShouldWork()51        {52            await Page.ExposeFunctionAsync("compute", (int a, int b) => a * b);53            int result = await Page.EvaluateAsync<int>(@"async function() {54                return await compute(9, 4);55            }");56            Assert.AreEqual(36, result);57        }58        [PlaywrightTest("page-expose-function.spec.ts", "should work with handles and complex objects")]59        public async Task ShouldWorkWithHandlesAndComplexObjects()60        {61            var fooHandle = await Page.EvaluateHandleAsync(@"() => {62                window['fooValue'] = { bar: 2 };63                return window['fooValue'];64            }");65            await Page.ExposeFunctionAsync("handle", () => new[] { new { foo = fooHandle } });66            Assert.True(await Page.EvaluateAsync<bool>(@"async function() {67                const value = await window['handle']();68                const [{ foo }] = value;69                return foo === window['fooValue'];70            }"));71        }72        [PlaywrightTest("page-expose-function.spec.ts", "should throw exception in page context")]73        public async Task ShouldThrowExceptionInPageContext()74        {75            await Page.ExposeFunctionAsync("woof", (System.Action)(() =>76            {77                throw new PlaywrightException("WOOF WOOF");78            }));79            var result = await Page.EvaluateAsync<JsonElement>(@"async () => {80                try81                {82                    await woof();83                }84                catch (e)85                {86                    return { message: e.message, stack: e.stack};87                }88            }");89            Assert.AreEqual("WOOF WOOF", result.GetProperty("message").GetString());90            StringAssert.Contains(nameof(PageExposeFunctionTests), result.GetProperty("stack").GetString());91        }92        [PlaywrightTest("page-expose-function.spec.ts", @"should support throwing ""null""")]93        public async Task ShouldSupportThrowingNull()94        {95            await Page.ExposeFunctionAsync("woof", () =>96            {97                throw null;98            });99            var result = await Page.EvaluateAsync(@"async () => {100                try {101                    await window['woof']();102                } catch (e) {103                    return e;104                }...

PageExposeFunctionTests

Using AI Code Generation

1using Microsoft.Playwright.Tests;2PageExposeFunctionTests obj = new PageExposeFunctionTests();3await obj.PageExposeFunctionAsync();4using Microsoft.Playwright.Tests;5PageExposeFunctionTests obj = new PageExposeFunctionTests();6await obj.PageExposeFunctionAsync();7using Microsoft.Playwright.Tests;8PageExposeFunctionTests obj = new PageExposeFunctionTests();9await obj.PageExposeFunctionAsync();10using Microsoft.Playwright.Tests;11PageExposeFunctionTests obj = new PageExposeFunctionTests();12await obj.PageExposeFunctionAsync();13using Microsoft.Playwright.Tests;14PageExposeFunctionTests obj = new PageExposeFunctionTests();15await obj.PageExposeFunctionAsync();16using Microsoft.Playwright.Tests;17PageExposeFunctionTests obj = new PageExposeFunctionTests();18await obj.PageExposeFunctionAsync();19using Microsoft.Playwright.Tests;20PageExposeFunctionTests obj = new PageExposeFunctionTests();21await obj.PageExposeFunctionAsync();22using Microsoft.Playwright.Tests;23PageExposeFunctionTests obj = new PageExposeFunctionTests();24await obj.PageExposeFunctionAsync();25using Microsoft.Playwright.Tests;26PageExposeFunctionTests obj = new PageExposeFunctionTests();27await obj.PageExposeFunctionAsync();28using Microsoft.Playwright.Tests;29PageExposeFunctionTests obj = new PageExposeFunctionTests();30await obj.PageExposeFunctionAsync();31using Microsoft.Playwright.Tests;32PageExposeFunctionTests obj = new PageExposeFunctionTests();

PageExposeFunctionTests

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Text;5using System.Threading.Tasks;6using Xunit;7using Xunit.Abstractions;8{9    {10        public PageExposeFunctionTests(ITestOutputHelper output) : base(output)11        {12        }13        public async Task ShouldWork()14        {15            await Page.ExposeFunctionAsync("compute", (int a, int b) => a * b);16            int result = await Page.EvaluateAsync<int>("async function() { return await compute(9, 4); }");17            Assert.Equal(36, result);18        }19        public async Task ShouldWorkWithHandles()20        {21            await Page.ExposeFunctionAsync("readme", (IElementHandle element) => element.InnerHTMLAsync());22            var content = await Page.EvaluateAsync<string>("async function() { return await readme(document.body); }");23            Assert.Equal("<div>hello</div>", content);24        }25        public async Task ShouldAwaitReturnedPromise()26        {27            await Page.ExposeFunctionAsync("compute", (int a, int b) => Task.FromResult(a * b));28            int result = await Page.EvaluateAsync<int>("async function() { return await compute(3, 5); }");29            Assert.Equal(15, result);30        }31        public async Task ShouldWorkOnFrames()32        {33            await Page.GotoAsync(Server.Prefix + "/frames/nested-frames.html");34            await Page.ExposeFunctionAsync("computeInFrame", (int a, int b) => a * b);35            var frame = Page.FirstChildFrame();36            var result = await frame.EvaluateAsync<int>("async function() { return await computeInFrame(3, 5); }");37            Assert.Equal(15, result);38        }39        public async Task ShouldWorkAfterCrossSiteNavigation()40        {41            await Page.ExposeFunctionAsync("compute", (int a, int b) => a * b);42            await Page.GotoAsync(Server.CrossProcessPrefix + "/empty.html");43            int result = await Page.EvaluateAsync<int>("async function() { return await compute(9, 4); }");44            Assert.Equal(36, result);45        }

PageExposeFunctionTests

Using AI Code Generation

1using Microsoft.Playwright.Tests;2PageExposeFunctionTests p = new PageExposeFunctionTests();3p.PageExposeFunctionAsync();4using Microsoft.Playwright.Tests;5PageExposeFunctionTests p = new PageExposeFunctionTests();6p.PageExposeFunctionAsync();7using Microsoft.Playwright.Tests;8PageExposeFunctionTests p = new PageExposeFunctionTests();9p.PageExposeFunctionAsync();10using Microsoft.Playwright.Tests;11PageExposeFunctionTests p = new PageExposeFunctionTests();12p.PageExposeFunctionAsync();13using Microsoft.Playwright.Tests;14PageExposeFunctionTests p = new PageExposeFunctionTests();15p.PageExposeFunctionAsync();16using Microsoft.Playwright.Tests;17PageExposeFunctionTests p = new PageExposeFunctionTests();18p.PageExposeFunctionAsync();19using Microsoft.Playwright.Tests;20PageExposeFunctionTests p = new PageExposeFunctionTests();21p.PageExposeFunctionAsync();22using Microsoft.Playwright.Tests;23PageExposeFunctionTests p = new PageExposeFunctionTests();24p.PageExposeFunctionAsync();25using Microsoft.Playwright.Tests;26PageExposeFunctionTests p = new PageExposeFunctionTests();27p.PageExposeFunctionAsync();28using Microsoft.Playwright.Tests;29PageExposeFunctionTests p = new PageExposeFunctionTests();30p.PageExposeFunctionAsync();31using Microsoft.Playwright.Tests;32PageExposeFunctionTests p = new PageExposeFunctionTests();33p.PageExposeFunctionAsync();

PageExposeFunctionTests

Using AI Code Generation

1using Microsoft.Playwright.Tests;2PageExposeFunctionTests obj = new PageExposeFunctionTests();3obj.PageExposeFunctionTests();4using Microsoft.Playwright.Tests;5PageExposeFunctionTests obj = new PageExposeFunctionTests();6obj.PageExposeFunctionTests();7using Microsoft.Playwright.Tests;8PageExposeFunctionTests obj = new PageExposeFunctionTests();9obj.PageExposeFunctionTests();10using Microsoft.Playwright.Tests;11PageExposeFunctionTests obj = new PageExposeFunctionTests();12obj.PageExposeFunctionTests();13using Microsoft.Playwright.Tests;14PageExposeFunctionTests obj = new PageExposeFunctionTests();15obj.PageExposeFunctionTests();16using Microsoft.Playwright.Tests;17PageExposeFunctionTests obj = new PageExposeFunctionTests();18obj.PageExposeFunctionTests();19using Microsoft.Playwright.Tests;20PageExposeFunctionTests obj = new PageExposeFunctionTests();21obj.PageExposeFunctionTests();22using Microsoft.Playwright.Tests;23PageExposeFunctionTests obj = new PageExposeFunctionTests();24obj.PageExposeFunctionTests();25using Microsoft.Playwright.Tests;26PageExposeFunctionTests obj = new PageExposeFunctionTests();27obj.PageExposeFunctionTests();28using Microsoft.Playwright.Tests;29PageExposeFunctionTests obj = new PageExposeFunctionTests();30obj.PageExposeFunctionTests();31using Microsoft.Playwright.Tests;32PageExposeFunctionTests obj = new PageExposeFunctionTests();33obj.PageExposeFunctionTests();

PageExposeFunctionTests

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using System;4using System.Threading.Tasks;5{6    {7        static async Task Main(string[] args)8        {9            using var playwright = await Playwright.CreateAsync();10            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });11            var context = await browser.NewContextAsync();12            var page = await context.NewPageAsync();13            var pageExposeFunctionTests = new PageExposeFunctionTests(page);14            await pageExposeFunctionTests.ExposeBindingHandle();15            await page.WaitForLoadStateAsync();16        }17    }18}19using Microsoft.Playwright;20using Microsoft.Playwright.Tests;21using System;22using System.Threading.Tasks;23{24    {25        static async Task Main(string[] args)26        {27            using var playwright = await Playwright.CreateAsync();28            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });29            var context = await browser.NewContextAsync();30            var page = await context.NewPageAsync();31            var pageExposeFunctionTests = new PageExposeFunctionTests(page);32            await pageExposeFunctionTests.ExposeBindingHandlePromise();33            await page.WaitForLoadStateAsync();34        }35    }36}37using Microsoft.Playwright;38using Microsoft.Playwright.Tests;39using System;40using System.Threading.Tasks;41{42    {43        static async Task Main(string[] args)44        {45            using var playwright = await Playwright.CreateAsync();46            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });

PageExposeFunctionTests

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            using var context = await browser.NewContextAsync();13            var page = await context.NewPageAsync();14            await PageExposeFunctionTests.TestPageExposeFunctionAsync(page);15        }16    }17}18using Microsoft.Playwright;19using Microsoft.Playwright.Tests;20using System.Threading.Tasks;21{22    {23        static async Task Main(string[] args)24        {25            using var playwright = await Playwright.CreateAsync();26            using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions27            {28            });29            using var context = await browser.NewContextAsync();30            var page = await context.NewPageAsync();31            await PageExposeFunctionTests.TestPageExposeFunctionAsync(page);32        }33    }34}35using Microsoft.Playwright;36using Microsoft.Playwright.Tests;37using System.Threading.Tasks;38{39    {40        static async Task Main(string[] args)41        {42            using var playwright = await Playwright.CreateAsync();43            using var browser = await playwright.Chromium.LaunchAsync(new BrowserType

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