KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use FrameWaitForSelectorTests class of PuppeteerSharp.Tests.WaitTaskTests package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForSelectorTests

FrameWaitForSelectorTests.cs

Source:FrameWaitForSelectorTests.cs

...6using Xunit.Abstractions;7namespace PuppeteerSharp.Tests.WaitTaskTests8{9    [Collection(TestConstants.TestFixtureCollectionName)]10    public class FrameWaitForSelectorTests : PuppeteerPageBaseTest11    {12        const string AddElement = "tag => document.body.appendChild(document.createElement(tag))";13        public FrameWaitForSelectorTests(ITestOutputHelper output) : base(output)14        {15        }16        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should immediately resolve promise if node exists")]17        [PuppeteerFact]18        public async Task ShouldImmediatelyResolveTaskIfNodeExists()19        {20            await Page.GoToAsync(TestConstants.EmptyPage);21            var frame = Page.MainFrame;22            await frame.WaitForSelectorAsync("*");23            await frame.EvaluateFunctionAsync(AddElement, "div");24            await frame.WaitForSelectorAsync("div");25        }26        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should work with removed MutationObserver")]27        [SkipBrowserFact(skipFirefox: true)]...

FrameWaitForSelectorTests

Using AI Code Generation

1using PuppeteerSharp.Tests.WaitTaskTests;2{3    {4        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()5        {6            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");7            var frame = Page.MainFrame;8            await frame.EvaluateExpressionAsync("() => { const div = document.createElement('div'); div.id = 'theDiv'; document.body.appendChild(div); }");9            var divHandle = await frame.WaitForSelectorAsync("#theDiv");10            Assert.Equal("theDiv", await divHandle.EvaluateFunctionAsync<string>("e => e.id"));11        }12    }13}14using PuppeteerSharp.Tests.WaitTaskTests;15{16    {17        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()18        {19            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");20            var frame = Page.MainFrame;21            await frame.EvaluateExpressionAsync("() => { const div = document.createElement('div'); div.id = 'theDiv'; document.body.appendChild(div); }");22            Assert.Equal("theDiv", await divHandle.EvaluateFunctionAsync<string>("e => e.id"));23        }24    }25}26using PuppeteerSharp.Tests.WaitTaskTests;27{28    {29        public async Task ShouldWorkWhenNodeIsAddedThroughInnerHTML()30        {31            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");32            var frame = Page.MainFrame;33            var divHandle = await frame.EvaluateFunctionHandleAsync("() => { document.body.innerHTML = '<div></div>'; return document.querySelector('div'); }");34            await Page.EvaluateFunctionAsync("() => new Promise(requestAnimationFrame)");

FrameWaitForSelectorTests

Using AI Code Generation

1using PuppeteerSharp.Tests.WaitTaskTests;2using System.Threading.Tasks;3{4    {5        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should immediately resolve promise if node exists")]6        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()7        {8            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");9            await Page.EvalOnSelectorAsync("body", "body => body.innerHTML = '<div class=\"second\">second</div>'");10            var frame = Page.MainFrame;11            var watchdog = frame.WaitForSelectorAsync(".second");12            Assert.True(watchdog.IsCompleted);13            Assert.Equal("second", await watchdog.Result.EvaluateFunctionAsync<string>("x => x.innerText"));14        }15    }16}17{18    {19        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should immediately resolve promise if node exists")]20        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()21        {22            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");23            await Page.EvalOnSelectorAsync("body", "body => body.innerHTML = '<div class=\"second\">second</div>'");24            var frame = Page.MainFrame;25            var watchdog = frame.WaitForSelectorAsync(".second");26            Assert.True(watchdog.IsCompleted);27            Assert.Equal("second", await watchdog.Result.EvaluateFunctionAsync<string>("x => x.innerText"));28        }29    }30}31[ PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should immediately resolve promise if node exists") ]32[ PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should immediately resolve promise if node exists") ]33using PuppeteerSharp.Tests.WaitTaskTests; using System.Threading.Tasks; namespace Puppeteer

FrameWaitForSelectorTests

Using AI Code Generation

1using PuppeteerSharp.Tests.WaitTaskTests;2using System.Threading.Tasks;3{4    {5        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should immediately resolve promise if node exists")]6        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()7        {8            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");9            await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.ServerUrl + "/playground.html");10            var frame = Page.Frames[1];11            var watchdog = frame.WaitForSelectorAsync("div");12            await Task.WhenAll(13                frame.EvaluateFunctionAsync("() => setTimeout(() => document.querySelector('div').remove(), 100)")14            );15        }16    }17}

FrameWaitForSelectorTests

Using AI Code Generation

1using PuppeteerSharp.Tests.WaitTaskTests;2using System;3using System.Threading.Tasks;4{5    {6        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should immediately resolve promise if node exists")]7        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()8        {9            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");10            var frame = Page.MainFrame;11            var watchdog = frame.WaitForSelectorAsync("*");12            Assert.True(watchdog.IsCompleted);13            Assert.True(await watchdog);14        }15    }16}17using PuppeteerSharp.Tests.WaitTaskTests;18using System;19using System.Threading.Tasks;20{21    {22        [PuppeteerTest("waittask.spec.ts", "Page.waitForSelector", "should immediately resolve promise if node exists")]23        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()24        {25            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");26            var watchdog = Page.WaitForSelectorAsync("*");27            Assert.True(watchdog.IsCompleted);28            Assert.True(await watchdog);29        }30    }31}32using PuppeteerSharp.Tests.WaitTaskTests;33using System;34using System.Threading.Tasks;35{36    {37        [PuppeteerTest("waittask.spec.ts", "ElementHandle.waitForSelector", "should immediately resolve promise if node exists")]38        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()39        {40            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");41            var watchdog = Page.MainFrame.WaitForSelectorAsync("*");42            Assert.True(watchdog.IsCompleted);43            Assert.True(await watchdog);44        }45    }46}

FrameWaitForSelectorTests

Using AI Code Generation

1using PuppeteerSharp.Tests.WaitTaskTests;2using System;3using System.Collections.Generic;4using System.Text;5using System.Threading.Tasks;6{7    {8        public async Task FrameWaitForSelectorTests()9        {10            var options = TestConstants.DefaultBrowserOptions();11            using (var browser = await Puppeteer.LaunchAsync(options))12            using (var page = await browser.NewPageAsync())13            {14                var watchdog = page.WaitForSelectorAsync("div");15                await page.EvaluateFunctionAsync("() => setTimeout(() => document.body.innerHTML = '<div></div>', 50)");16                var eHandle = await watchdog;17                Assert.NotNull(eHandle);18            }19        }20    }21}22using PuppeteerSharp.Tests.WaitTaskTests;23using System;24using System.Collections.Generic;25using System.Text;26using System.Threading.Tasks;27{28    {29        public async Task FrameWaitForXPathTests()30        {31            var options = TestConstants.DefaultBrowserOptions();32            using (var browser = await Puppeteer.LaunchAsync(options))33            using (var page = await browser.NewPageAsync())34            {35                await page.EvaluateFunctionAsync("() => setTimeout(() => document.body.innerHTML = '<div></div>', 50)");36                var eHandle = await watchdog;37                Assert.NotNull(eHandle);38            }39        }40    }41}42using PuppeteerSharp.Tests.WaitTaskTests;43using System;44using System.Collections.Generic;45using System.Text;46using System.Threading.Tasks;47{48    {49        public async Task FrameWaitForFunctionTests()50        {51            var options = TestConstants.DefaultBrowserOptions();52            using (var browser = await Puppeteer.LaunchAsync(options))53            using (var page = await browser.NewPageAsync())54            {55                var watchdog = page.WaitForFunctionAsync("() => window.__FOO === 'hit'");56                await page.EvaluateFunctionAsync("() => setTimeout(() => window.__FOO = 'hit', 50)");

FrameWaitForSelectorTests

Using AI Code Generation

1using PuppeteerSharp;2using PuppeteerSharp.Tests.WaitTaskTests;3using System;4using System.Threading.Tasks;5{6    static async Task Main(string[] args)7    {8        Console.WriteLine("Hello World!");9        var browser = await Puppeteer.LaunchAsync(new LaunchOptions10        {11            Args = new string[] { "--disable-infobars" }12        });13        var page = await browser.NewPageAsync();14        await page.WaitForSelectorAsync("input[name='q']");15        await page.TypeAsync("input[name='q']", "PuppeteerSharp");16        await page.ClickAsync("input[name='btnK']");17        await page.WaitForSelectorAsync("#result-stats");18        await page.ScreenshotAsync("screenshot.png");19        await browser.CloseAsync();20    }21}22using PuppeteerSharp;23using PuppeteerSharp.Tests.WaitTaskTests;24using System;25using System.Threading.Tasks;26{27    static async Task Main(string[] args)28    {29        Console.WriteLine("Hello World!");30        var browser = await Puppeteer.LaunchAsync(new LaunchOptions31        {32            Args = new string[] { "--disable-infobars" }33        });34        var page = await browser.NewPageAsync();35        await page.TypeAsync("input[name='q']", "PuppeteerSharp");36        await page.ClickAsync("input[name='btnK']");37        await page.ScreenshotAsync("screenshot.png");38        await browser.CloseAsync();39    }40}41using PuppeteerSharp;42using PuppeteerSharp.Tests.WaitTaskTests;43using System;44using System.Threading.Tasks;45{46    static async Task Main(string[] args)47    {48        Console.WriteLine("Hello World!");49        var browser = await Puppeteer.LaunchAsync(new LaunchOptions50        {51            Args = new string[] { "--disable-infobars" }52        });

FrameWaitForSelectorTests

Using AI Code Generation

1using PuppeteerSharp;2using PuppeteerSharp.Tests.WaitTaskTests;3using System.Threading.Tasks;4{5    {6        public async Task Test()7        {8            var options = new LaunchOptions { Headless = false };9            using (var browser = await Puppeteer.LaunchAsync(options))10            using (var page = await browser.NewPageAsync())11            {12                await page.GoToAsync(TestConstants.ServerUrl + "/dom.html");13                var watchdog = page.WaitForSelectorAsync(".zombo");14                await page.EvaluateFunctionAsync("() => setTimeout(() => document.querySelector('.zombo').className = 'zombo', 500)");15                var eHandle = await watchdog;16                var className = await eHandle.EvaluateFunctionAsync<string>("x => x.className");17                await eHandle.DisposeAsync();18                Assert.AreEqual("zombo", className);19            }20        }21    }22}23using PuppeteerSharp;24using PuppeteerSharp.Tests.WaitTaskTests;25using System.Threading.Tasks;26{27    {28        public async Task Test()29        {30            var options = new LaunchOptions { Headless = false };31            using (var browser = await Puppeteer.LaunchAsync(options))32            using (var page = await browser.NewPageAsync())33            {34                await page.GoToAsync(TestConstants.ServerUrl + "/dom.html");35                await page.EvaluateFunctionAsync("() => setTimeout(() => document.querySelector('.zombo').className = 'zombo', 500)");36                var eHandle = await watchdog;37                var className = await eHandle.EvaluateFunctionAsync<string>("x => x.className");38                await eHandle.DisposeAsync();39                Assert.AreEqual("zombo", className);40            }41        }42    }43}44using PuppeteerSharp;45using PuppeteerSharp.Tests.WaitTaskTests;46using System.Threading.Tasks;47{48    {49        public async Task Test()50        {51            var options = new LaunchOptions { Headless

FrameWaitForSelectorTests

Using AI Code Generation

1using System;2using System.Runtime.InteropServices;3using System.Threading.Tasks;4using PuppeteerSharp.Tests.WaitTaskTests;5using System.Threading;6{7    {8        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()9        {10            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");11            await Page.EvaluateExpressionAsync("() => { document.querySelector('div').id = 'foo' }");12            var frame = Page.MainFrame;13            var element = await frame.WaitForSelectorAsync("#foo");14            Assert.Equal("foo", await frame.EvaluateExpressionAsync<string>("x => x.id", element));15        }16    }17}18using System;19using System.Runtime.InteropServices;20using System.Threading.Tasks;21using PuppeteerSharp.Tests.WaitTaskTests;22using System.Threading;23{24    {25        public async Task ShouldImmediatelyResolvePromiseIfNodeExists()26        {27            await Page.GoToAsync(TestConstants.ServerUrl + "/playground.html");28            await Page.EvaluateExpressionAsync("() => { document.querySelector('div').id = 'foo' }");29            var frame = Page.MainFrame;30            Assert.Equal("foo", await frame.EvaluateExpressionAsync<string>("x => x.id", element));31        }32    }33}34using System;35using System.Runtime.InteropServices;36using System.Threading.Tasks;37using PuppeteerSharp.Tests.WaitTaskTests;38using System.Threading;39{40    {

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.