Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use PageEvaluateAsync method of Microsoft.Playwright.Tests.PageRouteTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageRouteTests.PageEvaluateAsync

PageEvaluateAsync

Using AI Code Generation

1{2    using System;3    using System.Collections.Generic;4    using System.Text;5    using System.Threading.Tasks;6    using PlaywrightSharp;7    using Xunit;8    using Xunit.Abstractions;9    [Trait("Category", "chromium")]10    [Trait("Category", "firefox")]11    [Trait("Category", "webkit")]12    {13        internal PageRouteTests(ITestOutputHelper output) : base(output)14        {15        }16        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]17        public async Task ShouldIntercept()18        {19            await Page.RouteAsync("**/*", (route, _) => Task.CompletedTask);20            var response = await Page.GoToAsync(TestConstants.EmptyPage);21            Assert.True(response.Ok);22        }23        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]24        public async Task ShouldWorkWithRedirectInsideSyncRouteHandler()25        {26            await Page.RouteAsync(TestConstants.ServerUrl + "/plzredirect", (route, _) =>27            {28                route.FulfillAsync(new RouteFulfillOptions29                {30                    Headers = new Dictionary<string, string> { { "location", TestConstants.EmptyPage } },31                });32                return Task.CompletedTask;33            });34            var response = await Page.GoToAsync(TestConstants.ServerUrl + "/plzredirect");35            Assert.Equal(TestConstants.EmptyPage, response.Url);36        }37        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]

PageEvaluateAsync

Using AI Code Generation

1{2    [Collection(TestConstants.TestFixtureBrowserCollectionName)]3    {4        public PageEvaluateAsync(ITestOutputHelper output) : base(output)5        {6        }7        [PlaywrightTest("page-route.spec.ts", "Page.evaluate should work")]8        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]9        public async Task PageEvaluateAsync()10        {11            await Page.RouteAsync("**/*", route => Task.CompletedTask);12            var result = await Page.EvaluateAsync<int>("() => 7 * 3");13            Assert.Equal(21, result);14        }15    }16}17{18    [Collection(TestConstants.TestFixtureBrowserCollectionName)]19    {20        public PageEvaluateAsync(ITestOutputHelper output) : base(output)21        {22        }23        [PlaywrightTest("page-route.spec.ts", "Page.evaluate should work")]24        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]25        public async Task PageEvaluateAsync()26        {27            await Page.RouteAsync("**/*", route => Task.CompletedTask);28            var result = await Page.EvaluateAsync<int>("() => 7 * 3");29            Assert.Equal(21, result);30        }31    }32}33at PlaywrightSharp.Tests.PageEvaluateAsync.PageEvaluateAsync() in C:\Users\mariom\source\repos\PlaywrightSharp\src\PlaywrightSharp.Tests\PageEvaluateAsync.cs:line 3034Assert.Equal() Failure35I am using the latest version of PlaywrightSharp (0.170.1) and I am trying to use the PageEvaluateAsync method, but I get an error. I

PageEvaluateAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System.Threading.Tasks;3{4    {5        public static async Task Main()6        {7            using var playwright = await Playwright.CreateAsync();8            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions9            {10            });11            var context = await browser.NewContextAsync();12            var page = await context.NewPageAsync();13            await page.RouteAsync("**/*", route => Task.CompletedTask);14            await page.WaitForLoadStateAsync(LoadState.DOMContentLoaded);15            await page.ScreenshotAsync("screenshot.png");16        }17    }18}19using Microsoft.Playwright;20using System.Threading.Tasks;21{22    {23        public static async Task Main()24        {25            using var playwright = await Playwright.CreateAsync();26            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions27            {28            });29            var context = await browser.NewContextAsync();30            var page = await context.NewPageAsync();31            await page.ExposeBindingAsync("add", (BindingSource source, int a, int b) => Task.FromResult(a + b));32            var result = await page.EvaluateAsync<int>("async function() { return await add(5, 6); }");33            await page.WaitForLoadStateAsync(LoadState.DOMContentLoaded);34            await page.ScreenshotAsync("screenshot.png");35        }36    }37}38using Microsoft.Playwright;39using System.Threading.Tasks;40{41    {42        public static async Task Main()43        {44            using var playwright = await Playwright.CreateAsync();45            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions46            {47            });48            var context = await browser.NewContextAsync();49            var page = await context.NewPageAsync();

PageEvaluateAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Xunit;7using Xunit.Abstractions;8{9    [Trait("Category", "firefox")]10    {11        internal PageRouteTests(ITestOutputHelper output) : base(output)12        {13        }14        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]15        public async Task ShouldIntercept()16        {17            await Page.RouteAsync("**/*", (route, _) => Task.CompletedTask);18            var response = await Page.GoToAsync(TestConstants.EmptyPage);19            Assert.Equal(200, response.Status);20        }21        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]22        public async Task ShouldWorkWithRedirectInsideSyncRouteHandler()23        {24            await Page.RouteAsync("**/*", (route, _) =>25            {26                if (route.Request.Url.Contains("rrredirect"))27                {28                    route.FulfillAsync(new RouteFulfillOptions29                    {30                        {31                        }32                    });33                }34                {35                    route.ContinueAsync();36                }37            });38            var response = await Page.GoToAsync(TestConstants.ServerUrl + "/rrredirect");39            Assert.Equal(200, response.Status);40            Assert.Equal(TestConstants.EmptyPage, response.Url);41        }42        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]

PageEvaluateAsync

Using AI Code Generation

1{2    {3        [PlaywrightTest("page-evaluate-async.spec.ts", "should work")]4        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]5        public async Task ShouldWork()6        {7            var page = await Browser.NewPageAsync();8            await page.RouteAsync("**/*", route => route.FulfillAsync(new RouteFulfillOptions { Body = "Yo, page!" }));9            var text = await page.EvaluateAsync<string>("() => fetch('/empty.html').then(response => response.text())");10            Assert.Equal("Yo, page!", text);11        }12    }13}14{15    {16        [PlaywrightTest("page-evaluate-async.spec.ts", "should work")]17        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]18        public async Task ShouldWork()19        {20            var page = await Browser.NewPageAsync();21            await page.RouteAsync("**/*", route => route.FulfillAsync(new RouteFulfillOptions { Body = "Yo, page!" }));22            var text = await page.EvaluateHandleAsync("() => fetch('/empty.html').then(response => response.text())");23            Assert.Equal("JSHandle@object", text.ToString());24            Assert.Equal("Yo, page!", await text.GetJsonValueAsync<string>());25        }26    }27}28{29    {30        [PlaywrightTest("page-fill.spec.ts", "should fill")]31        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]32        public async Task ShouldFill()33        {34            await Page.GotoAsync(Server.Prefix + "/input/textarea.html");35            await Page.FillAsync("textarea", "some value");36            Assert.Equal("some value", await Page.EvalOnSelectorAsync<string>("textarea", "textarea => textarea.value"));37        }38    }39}

PageEvaluateAsync

Using AI Code Generation

1        public async Task PageEvaluateAsync()2        {3            var page = await browserContext.NewPageAsync();4            var route = page.RouteAsync("**/*");5            await page.GotoAsync(server.Prefix + "/one-style.html");6            var response = await route.Result;7            var content = await response.TextAsync();8            Assert.AreEqual("body { color: green; }", content);9        }10        public async Task PageEvaluateAsync()11        {12            var page = await browserContext.NewPageAsync();13            var route = page.RouteAsync("**/*");14            await page.GotoAsync(server.Prefix + "/one-style.html");15            var response = await route.Result;16            var content = await response.TextAsync();17            Assert.AreEqual("body { color: green; }", content);18        }19        public async Task PageEvaluateAsync()20        {21            var page = await browserContext.NewPageAsync();22            var route = page.RouteAsync("**/*");23            await page.GotoAsync(server.Prefix + "/one-style.html");24            var response = await route.Result;25            var content = await response.TextAsync();26            Assert.AreEqual("body { color: green; }", content);27        }28        public async Task PageEvaluateAsync()29        {30            var page = await browserContext.NewPageAsync();31            var route = page.RouteAsync("**/*");32            await page.GotoAsync(server.Prefix + "/one-style.html");33            var response = await route.Result;34            var content = await response.TextAsync();35            Assert.AreEqual("body { color: green; }", content);36        }37        public async Task PageEvaluateAsync()38        {39            var page = await browserContext.NewPageAsync();40            var route = page.RouteAsync("**/*");41            await page.GotoAsync(server.Prefix + "/one-style.html");42            var response = await route.Result;43            var content = await response.TextAsync();44            Assert.AreEqual("body { color: green; }", content);45        }

PageEvaluateAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.Tests;5using Microsoft.Playwright.Transport.Channels;6using Microsoft.Playwright.Transport.Protocol;7using Microsoft.Playwright.Core;8using System.Collections.Generic;9using System.Linq;10using System.Text;11using System.Threading;12using System.Diagnostics;13using System.IO;14using System.Text.Json;15using System.Text.Json.Serialization;16using System.Reflection;17using System.Runtime.Serialization;18using System.Runtime.Serialization.Json;19using System.Text.RegularExpressions;20using System.Net;21using System.Net.Http;22using System.Net.Http.Headers;23using System.Net.Http.Json;24using System.Net.Sockets;25using System.Net.Security;26using System.Security.Cryptography.X509Certificates;27using System.Security.Cryptography;28using System.Security.Authentication;29using System.Security.Permissions;30using System.Security;31using System.Security.Principal;32using System.Security.Claims;33using System.Security.AccessControl;34using System.Security.Policy;35using System.Security.Cryptography.Pkcs;36using System.Security.Cryptography.Xml;37using System.Security.Permissions;38using System.Security.Policy;39using System.Security.Principal;40using System.Security.AccessControl;41using System.Security.Claims;42using System.Security.Cryptography;43using System.Security.Cryptography.Pkcs;44using System.Security.Cryptography.Xml;45using System.Security.Permissions;46using System.Security.Principal;47using System.Security.AccessControl;48using System.Security.Claims;49using System.Security.Cryptography;50using System.Security.Cryptography.Pkcs;51using System.Security.Cryptography.Xml;52using System.Security.Permissions;53using System.Security.Principal;54using System.Security.AccessControl;55using System.Security.Claims;56using System.Security.Cryptography;57using System.Security.Cryptography.Pkcs;58using System.Security.Cryptography.Xml;59using System.Security.Permissions;60using System.Security.Principal;61using System.Security.AccessControl;62using System.Security.Claims;63using System.Security.Cryptography;64using System.Security.Cryptography.Pkcs;65using System.Security.Cryptography.Xml;66using System.Security.Permissions;67using System.Security.Principal;68using System.Security.AccessControl;69using System.Security.Claims;70using System.Security.Cryptography;71using System.Security.Cryptography.Pkcs;72using System.Security.Cryptography.Xml;73using System.Security.Permissions;74using System.Security.Principal;75using System.Security.AccessControl;76using System.Security.Claims;77using System.Security.Cryptography;78using System.Security.Cryptography.Pkcs;79using System.Security.Cryptography.Xml;80using System.Security.Permissions;81using System.Security.Principal;82using System.Security.AccessControl;83using System.Security.Claims;84using System.Security.Cryptography;85using System.Security.Cryptography.Pkcs;86using System.Security.Cryptography.Xml;

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
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.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.