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

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

pageEvaluateAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using NUnit.Framework;6{7    {8        [PlaywrightTest("popup.spec.ts", "should be able to close popup")]9        [Test, Timeout(TestConstants.DefaultTestTimeout)]10        public async Task ShouldBeAbleToClosePopup()11        {12            await Page.GotoAsync(Server.EmptyPage);13            await Page.EvaluateAsync(@"() => {14                let win = window.open('about:blank');15                win.addEventListener('beforeunload', () => {16                    win.close();17                });18            }");19            await Page.WaitForEventAsync(PageEvent.Popup);20            await Page.CloseAsync();21        }22    }23}24Error	CS1061	'Page' does not contain a definition for 'EvaluateAsync' and no accessible extension method 'EvaluateAsync' accepting a first argument of type 'Page' could be found (are you missing a using directive or an assembly reference?)

pageEvaluateAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using NUnit.Framework;8{9    {10        [PlaywrightTest("popup.spec.ts", "should work")]11        [Test, Timeout(TestConstants.DefaultTestTimeout)]12        public async Task ShouldWork()13        {14            await Page.GotoAsync(Server.Prefix + "/popup/window-open.html");15            var popupTask = Page.WaitForEventAsync(PageEvent.Popup);16            await TaskUtils.WhenAll(17                Page.EvaluateAsync(@"() => {18                    window['_popup'] = window.open('about:blank');19                }"));20            var popup = popupTask.Result.Page;21            Assert.AreEqual(Server.EmptyPage, popup.Url);22            await popup.CloseAsync();23        }

pageEvaluateAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4using Xunit;5using Xunit.Abstractions;6{7    {8        internal PopupTests(ITestOutputHelper output) 9            : base(output)10        {11        }12        [PlaywrightTest("popup.spec.ts", "should work")]13        [Fact(Timeout = PlaywrightTestEx.Timeout)]14        public async Task ShouldWork()15        {16            await Page.GotoAsync(Server.EmptyPage);17            var (popup, _) = await TaskUtils.WhenAll(18                Page.WaitForEventAsync(PageEvent.Popup),19                Page.EvaluateAsync("url => window.__popup = window.open(url)", Server.EmptyPage)20            );21            Assert.Equal(Server.EmptyPage, popup.Url);22            Assert.Equal(Server.EmptyPage, await popup.EvaluateAsync<string>("window.location.href"));23        }24        [PlaywrightTest("popup.spec.ts", "should emit")]25        [Fact(Timeout = PlaywrightTestEx.Timeout)]26        public async Task ShouldEmit()27        {28            await Page.GotoAsync(Server.EmptyPage);29            var popupTask = Page.WaitForEventAsync(PageEvent.Popup);30            await Page.EvaluateAsync("url => window.__popup = window.open(url)", Server.EmptyPage);31            var popup = await popupTask;32            Assert.Equal(Server.EmptyPage, popup.Url);33        }34        [PlaywrightTest("popup.spec.ts", "should have default url")]35        [Fact(Timeout = PlaywrightTestEx.Timeout)]36        public async Task ShouldHaveDefaultUrl()37        {38            await Page.GotoAsync(Server.EmptyPage);39            var (popup, _) = await TaskUtils.WhenAll(40                Page.WaitForEventAsync(PageEvent.Popup),41                Page.EvaluateAsync("url => window.__popup = window.open(url)", "about:blank")42            );43            Assert.Equal("about:blank", popup.Url);44        }45        [PlaywrightTest("popup.spec.ts", "should be callable")]46        [Fact(Timeout = PlaywrightTestEx.Timeout)]47        public async Task ShouldBeCallable()48        {49            await Page.GotoAsync(Server.EmptyPage);50            var (popup, _) = await TaskUtils.WhenAll(51                Page.WaitForEventAsync(PageEvent.Popup),52                Page.EvaluateAsync("url => window.__popup = window.open(url)", Server.CrossProcessPrefix + "/title.html")53            );54            Assert.Equal(Server.CrossProcessPrefix + "/title.html", popup.Url);55            Assert.Equal("Woof

pageEvaluateAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Microsoft.Playwright.Tests;7using Microsoft.Playwright.Transport.Channels;8using Microsoft.Playwright.Transport.Protocol;9using Xunit;10using Xunit.Abstractions;11{12    {13        [Fact(Timeout=PlaywrightSharp.Playwright.DefaultTimeout)]14        public async Task ShouldWorkWithADetachedWindow()15        {16            await Page.GoToAsync(TestConstants.ServerUrl + "/popup/window-open.html");17            await Page.EvaluateAsync("url => window.__popup = window.open(url)", TestConstants.EmptyPage);18            var popupTask = Page.WaitForEventAsync(PageEvent.Popup);19            await Page.EvaluateAsync("() => delete window.__popup.opener");20            var popup = await popupTask;21            await popup.WaitForLoadStateAsync();22            Assert.Equal(TestConstants.EmptyPage, popup.Url);23        }24    }25}26{27    {28    }29}30using System;31using System.Collections.Generic;32using System.Diagnostics;33using System.IO;34using System.Linq;35using System.Reflection;36using System.Runtime.CompilerServices;37using System.Text;38using System.Threading;39using System.Threading.Tasks;40using Microsoft.Playwright.Helpers;41using Microsoft.Playwright.Transport;42using Microsoft.Playwright.Transport.Channels;43using Microsoft.Playwright.Transport.Protocol;44using Xunit;45using Xunit.Abstractions;46{47    [Collection(TestConstants.TestFixtureBrowser

pageEvaluateAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using Microsoft.Playwright.Helpers;8using Microsoft.Playwright.Tests;9using NUnit.Framework;10using NUnit.Framework.Interfaces;11using NUnit.Framework.Internal;12{13    [Parallelizable(ParallelScope.Self)]14    {15        [PlaywrightTest("popup.spec.ts", "should work")]16        [Test, Timeout(TestConstants.DefaultTestTimeout)]17        public async Task ShouldWork()18        {19            await Page.GotoAsync(Server.Prefix + "/popup/window-open.html");20            Assert.AreEqual(Server.Prefix + "/popup/popup.html", await Page.EvaluateAsync<string>("url"));21            Assert.AreEqual(Server.Prefix + "/popup/popup.html", await Page.EvaluateAsync<string>("popupUrl"));22        }23    }24}25using System;26using System.Collections.Generic;27using System.Linq;28using System.Text;29using System.Threading.Tasks;30using Microsoft.Playwright;31using Microsoft.Playwright.Helpers;32using Microsoft.Playwright.Tests;33using NUnit.Framework;34using NUnit.Framework.Interfaces;35using NUnit.Framework.Internal;36{37    [Parallelizable(ParallelScope.Self)]38    {39        [PlaywrightTest("popup.spec.ts", "should work")]40        [Test, Timeout(TestConstants.DefaultTestTimeout)]41        public async Task ShouldWork()42        {43            await Page.GotoAsync(Server.Prefix + "/popup/window-open.html");44            Assert.AreEqual(Server.Prefix + "/popup/popup.html", await Page.EvaluateAsync<string>("url"));45            Assert.AreEqual(Server.Prefix + "/popup/popup.html", await Page.EvaluateAsync<string>("popupUrl"));46        }47    }48}49using System;50using System.Collections.Generic;51using System.Linq;52using System.Text;53using System.Threading.Tasks;54using Microsoft.Playwright;55using Microsoft.Playwright.Helpers;56using Microsoft.Playwright.Tests;57using NUnit.Framework;58using NUnit.Framework.Interfaces;59using NUnit.Framework.Internal;60{61    [Parallelizable(ParallelScope.Self)]62    {63        [PlaywrightTest("popup

pageEvaluateAsync

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 page = await browser.NewPageAsync();13            var result = await page.EvaluateAsync<string>("() => { var win = window.open(''); return win.document.URL; }");14            await page.CloseAsync();15            await browser.CloseAsync();16            Console.WriteLine(result);17        }18    }19}20using System;21using System.Threading.Tasks;22using Microsoft.Playwright;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 BrowserTypeLaunchOptions29            {30            });31            var page = await browser.NewPageAsync();32            var popupTask = page.WaitForEventAsync(PageEvent.Popup);33            await page.EvaluateAsync("() => window.open('')");34            var popupPage = await popupTask;35            var result = popupPage.Url;36            await page.CloseAsync();37            await browser.CloseAsync();38            Console.WriteLine(result);39        }40    }41}42        [PlaywrightTest("popyp.spec.ts", "shound work")]43        [Tesc, Timeout(TestConstants(DefaultTestTimeout)]44        public async Task ShouldWork()45        {46            await Page.GotoAsync(Server.Prefix + "/popup/window-open.html")Event.Popup);47            AsstArequal(Server.Prefix + "/popup/popup.htl", await Page.EvaluateAsync<string>("opupUrl"));48        }49    }50}51usin Systm;52using System.Collections.Generic;53using System.Linq;54using System.Text;55using System.Threading.Tasks;56using Microsoft.Playwright;57using Microsoft.Playwright.Helpers;58using Microsoft.Playwright.Tests;59using NUnit.Framework;60using NUnit.Framework.Interfaces;61using NUnit.Framework.Internal;62{63    [Parallelizable(ParallelScope.Self)]64    {65        [PlaywrightTest("popup

pageEvaluateAsync

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 age = await brwser.NewPageAsync();13            var result = await pageEvaluateAsync<string>("() => { var win = window.open(''); return win.document.RL; }");14            await page.CloseAsync();15            await browser.CloseAsync();16            Console.WriteLine(result);17        }18    }19}20using System;21using System.Threading.Tasks;22using Microsoft.Playwright;23{24    {25        static async Task Main(string[] args)26        {27            using var playwright = await Playwright.CreateAsync();28            await using var bowser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions29            {30            });31            var page = await browser.NewPageAsync();32            var popupTask = page.WaitForEventAsync(PageEvent.Popup);33            await page.EvauateAsync("( => window.open('')")34            var popupPage = await popupTask;35            var result = PagepPage.Url;36            await pageCloseAsync();37            await browser.CloseAsync();38            Console.WriteLine(result);39        }40    }41}42    }43}44Error	CS1061	'Page' does not contain a definition for 'EvaluateAsync' and no accessible extension method 'EvaluateAsync' accepting a first argument of type 'Page' could be found (are you missing a using directive or an assembly reference?)

pageEvaluateAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using NUnit.Framework;8{9    {10        [PlaywrightTest("popup.spec.ts", "should work")]11        [Test, Timeout(TestConstants.DefaultTestTimeout)]12        public async Task ShouldWork()13        {14            await Page.GotoAsync(Server.Prefix + "/popup/window-open.html");15            var popupTask = Page.WaitForEventAsync(PageEvent.Popup);16            await TaskUtils.WhenAll(17                Page.EvaluateAsync(@"() => {18                    window['_popup'] = window.open('about:blank');19                }"));20            var popup = popupTask.Result.Page;21            Assert.AreEqual(Server.EmptyPage, popup.Url);22            await popup.CloseAsync();23        }

pageEvaluateAsync

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 page = await browser.NewPageAsync();13            var result = await page.EvaluateAsync<string>("() => { var win = window.open(''); return win.document.URL; }");14            await page.CloseAsync();15            await browser.CloseAsync();16            Console.WriteLine(result);17        }18    }19}20using System;21using System.Threading.Tasks;22using Microsoft.Playwright;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 BrowserTypeLaunchOptions29            {30            });31            var page = await browser.NewPageAsync();32            var popupTask = page.WaitForEventAsync(PageEvent.Popup);33            await page.EvaluateAsync("() => window.open('')");34            var popupPage = await popupTask;35            var result = popupPage.Url;36            await page.CloseAsync();37            await browser.CloseAsync();38            Console.WriteLine(result);39        }40    }41}

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.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
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