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

Copied to Clipboard!

How to use ShouldPollOnIntervalAsync method of PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests.ShouldPollOnIntervalAsync

FrameWaitForFunctionTests.cs

Source:FrameWaitForFunctionTests.cs

...41        }42        43        [PuppeteerTest("waittask.spec.ts", "Frame.waitForFunction", "should poll on interval async")]44        [PuppeteerFact]45        public async Task ShouldPollOnIntervalAsync()46        {47            var success = false;48            var startTime = DateTime.Now;49            var polling = 100;50            var watchdog = Page.WaitForFunctionAsync("async () => window.__FOO === 'hit'", new WaitForFunctionOptions { PollingInterval = polling })51                .ContinueWith(_ => success = true);52            await Page.EvaluateFunctionAsync("async () => window.__FOO = 'hit'");53            Assert.False(success);54            await Page.EvaluateExpressionAsync("document.body.appendChild(document.createElement('div'))");55            await watchdog;56            Assert.True((DateTime.Now - startTime).TotalMilliseconds > polling / 2);57        }58        [PuppeteerTest("waittask.spec.ts", "Frame.waitForFunction", "should poll on mutation")]59        [PuppeteerFact]...

ShouldPollOnIntervalAsync

Using AI Code Generation

1{2    [Collection(TestConstants.TestFixtureCollectionName)]3    {4        public async Task ShouldPollOnIntervalAsync()5        {6            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");7            var watchdog = Page.WaitForFunctionAsync("() => window.innerWidth < 100");8            Assert.False(watchdog.IsCompleted);9            await Page.SetViewportAsync(new ViewPortOptions { Width = 10, Height = 10 });10            await watchdog;11        }12    }13}14{15    [Collection(TestConstants.TestFixtureCollectionName)]16    {17        public async Task ShouldPollOnRafAsync()18        {19            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");20            var watchdog = Page.WaitForFunctionAsync("() => window.innerWidth < 100");21            Assert.False(watchdog.IsCompleted);22            await Page.EvaluateExpressionAsync("window.innerWidth = 10");23            await Page.EvaluateExpressionAsync("window.dispatchEvent(new Event('resize'))");24            await watchdog;25        }26    }27}28{29    [Collection(TestConstants.TestFixtureCollectionName)]30    {31        public async Task ShouldPollOnMutationAsync()32        {33            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");34            var watchdog = Page.WaitForFunctionAsync("() => window.innerWidth < 100");35            Assert.False(watchdog.IsCompleted);36            await Page.EvaluateExpressionAsync("window.innerWidth = 10");37            await Page.EvaluateExpressionAsync("document.body.appendChild(document.createElement('div'))");38            await watchdog;39        }40    }41}

ShouldPollOnIntervalAsync

Using AI Code Generation

1{2    using System;3    using System.Threading.Tasks;4    using Xunit;5    using Xunit.Abstractions;6    [Collection("PuppeteerLoaderFixture collection")]7    {8        public ShouldPollOnIntervalAsync(ITestOutputHelper output) : base(output)9        {10        }11        public async Task ShouldPollOnIntervalAsync()12        {13            var watchdog = new Stopwatch();14            await Page.SetContentAsync("<div></div>");15            await Page.WaitForFunctionAsync("() => window.__FOO === 'hit'", new WaitForFunctionOptions { PollingInterval = 100 });16            watchdog.Start();17            await Page.EvaluateExpressionAsync("window.__FOO = 'hit'");18            Assert.True(watchdog.ElapsedMilliseconds >= 100);19        }20    }21}22{23    using System;24    using System.Threading.Tasks;25    using Xunit;26    using Xunit.Abstractions;27    [Collection("PuppeteerLoaderFixture collection")]28    {29        public ShouldPollOnMutationAsync(ITestOutputHelper output) : base(output)30        {31        }32        public async Task ShouldPollOnMutationAsync()33        {34            var watchdog = new Stopwatch();35            await Page.SetContentAsync("<div></div>");36            await Page.WaitForFunctionAsync("() => window.__FOO === 'hit'", new WaitForFunctionOptions { PollingInterval = 100 });37            watchdog.Start();38            await Page.EvaluateExpressionAsync("window.__FOO = 'hit'");39            Assert.True(watchdog.ElapsedMilliseconds >= 100);40        }41    }42}43{44    using System;45    using System.Threading.Tasks;46    using Xunit;47    using Xunit.Abstractions;48    [Collection("PuppeteerLoaderFixture collection")]49    {

ShouldPollOnIntervalAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp;7using Xunit;8using Xunit.Abstractions;9{10    [Collection("PuppeteerLoaderFixture collection")]11    {12        public FrameWaitForFunctionTests(ITestOutputHelper output) : base(output)13        {14        }15        public async Task ShouldPollOnIntervalAsync()16        {17            var watchdog = Page.WaitForFunctionAsync("window.__FOO === 'hit'", new WaitForFunctionOptions { PollingInterval = 100 });18            await Page.EvaluateExpressionAsync("window.__FOO = 'hit'");19            await watchdog;20        }21    }22}23using System;24using System.Collections.Generic;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28using PuppeteerSharp;29using Xunit;30using Xunit.Abstractions;31{32    [Collection("PuppeteerLoaderFixture collection")]33    {34        public FrameWaitForFunctionTests(ITestOutputHelper output) : base(output)35        {36        }37        public async Task ShouldThrowIfEvaluationContextWasDisposed()38        {39            var watchdog = Page.WaitForFunctionAsync("() => window.__FOO === 'hit'", new WaitForFunctionOptions { PollingInterval = 100 });40            await Page.EvaluateExpressionAsync("window.__FOO = 'hit'");41            await watchdog;42            await Page.WaitForTimeoutAsync(100);43            var exception = await Assert.ThrowsAsync<Exception>(() => watchdog);44            Assert.Contains("waitForFunction failed: execution context was destroyed", exception.Message);45        }46    }47}48using System;49using System.Collections.Generic;50using System.Linq;51using System.Text;52using System.Threading.Tasks;53using PuppeteerSharp;54using Xunit;55using Xunit.Abstractions;56{57    [Collection("PuppeteerLoaderFixture collection")]

ShouldPollOnIntervalAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp.Tests;7{8    {9        [PuppeteerTest("waittask.spec.ts", "WaitTask", "waitForFunction should poll on interval")]10        public async Task ShouldPollOnIntervalAsync()11        {12            var watchdog = Page.WaitForFunctionAsync("() => window.__FOO === 'hit'", new WaitForFunctionOptions { PollingInterval = 100 });13            await Page.EvaluateExpressionAsync("window.__FOO = 'hit'");14            await watchdog;15        }16    }17}18using System;19using System.Collections.Generic;20using System.Linq;21using System.Text;22using System.Threading.Tasks;23using PuppeteerSharp.Tests;24{25    {26        [PuppeteerTest("waittask.spec.ts", "WaitTask", "waitForFunction should throw error with evaluation failed")]27        public async Task ShouldThrowErrorWithEvaluationFailedAsync()28        {29            var exception = await Assert.ThrowsAsync<Exception>(() => Page.WaitForFunctionAsync("() => not_existing_object.property"));30            StringAssert.Contains("not_existing_object", exception.Message);31        }32    }33}34using System;35using System.Collections.Generic;36using System.Linq;37using System.Text;38using System.Threading.Tasks;39using PuppeteerSharp.Tests;40{41    {42        [PuppeteerTest("waittask.spec.ts", "WaitTask", "waitForFunction should throw error with bad polling interval")]43        public async Task ShouldThrowErrorWithBadPollingIntervalAsync()44        {45            var exception = await Assert.ThrowsAsync<Exception>(() => Page.WaitForFunctionAsync("() => true", new WaitForFunctionOptions { PollingInterval = -10 }));46            StringAssert.Contains("Cannot

ShouldPollOnIntervalAsync

Using AI Code Generation

1var waitTaskTests = new PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests();2await waitTaskTests.ShouldPollOnIntervalAsync();3var waitTaskTests = new PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests();4await waitTaskTests.ShouldPollOnMutationAsync();5var waitTaskTests = new PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests();6await waitTaskTests.ShouldPollOnRafAsync();7var waitTaskTests = new PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests();8await waitTaskTests.ShouldRespectTimeoutAsync();9var waitTaskTests = new PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests();10await waitTaskTests.ShouldThrowIfEvaluationFailedAsync();11var waitTaskTests = new PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests();12await waitTaskTests.ShouldThrowIfPageClosedAsync();13var waitTaskTests = new PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests();14await waitTaskTests.ShouldThrowIfPageClosedAsync();15var waitTaskTests = new PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests();16await waitTaskTests.ShouldThrowIfPageCrashedAsync();

ShouldPollOnIntervalAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp;7using System.Threading;8using System.Diagnostics;9{10    {11        public static async Task ShouldPollOnIntervalAsync()12        {13            using (var browser = await Puppeteer.LaunchAsync(TestConstants.DefaultBrowserOptions()))14            using (var page = await browser.NewPageAsync())15            {16                var watchdog = page.WaitForFunctionAsync("window.__FOO === 'hit'", new WaitForFunctionOptions { PollingInterval = 100 });17                await page.EvaluateExpressionAsync("window.__FOO = 'hit'");18                await watchdog;19            }20        }21    }22}23using System;24using System.Collections.Generic;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28using PuppeteerSharp;29using System.Threading;30using System.Diagnostics;31{32    {33        public static async Task ShouldReturnTheValueAsync()34        {35            using (var browser = await Puppeteer.LaunchAsync(TestConstants.DefaultBrowserOptions()))36            using (var page = await browser.NewPageAsync())37            {38                var watchdog = page.WaitForFunctionAsync("1");39                Assert.Equal(1, await watchdog);40            }41        }42    }43}44using System;45using System.Collections.Generic;46using System.Linq;47using System.Text;48using System.Threading.Tasks;49using PuppeteerSharp;50using System.Threading;51using System.Diagnostics;52{53    {54        public static async Task ShouldReturnTheValueHandleAsync()55        {56            using (var browser = await Puppeteer.LaunchAsync(TestConstants.DefaultBrowserOptions()))57            using (var page = await browser.NewPageAsync())58            {59                var watchdog = page.WaitForFunctionHandleAsync("() => 1");60                Assert.Equal(1, (await watchdog).JsonValueAsync<int>());61            }62        }63    }64}

ShouldPollOnIntervalAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp.Tests.WaitTaskTests;7using Xunit;8using Xunit.Abstractions;9{10    {11        public FrameWaitForFunctionTests(ITestOutputHelper output) : base(output)12        {13        }14        public async Task ShouldPollOnIntervalAsync()15        {16            await Page.GoToAsync(TestConstants.ServerUrl + "/poll.html");17            var watchdog = Page.WaitForFunctionAsync("window.__FOO === 'hit'", new WaitForFunctionOptions { PollingInterval = 100 });18            await Page.EvaluateFunctionAsync("() => window.__FOO = 'hit'");19            var result = await watchdog;20            Assert.Equal("hit", await result.JsonValueAsync());21        }22    }23}24using System;25using System.Collections.Generic;26using System.Linq;27using System.Text;28using System.Threading.Tasks;29using PuppeteerSharp.Tests.WaitTaskTests;30using Xunit;31using Xunit.Abstractions;32{33    {34        public FrameWaitForFunctionTests(ITestOutputHelper output) : base(output)35        {36        }37        public async Task ShouldNotAllowExtraArgumentsAsync()38        {39            var exception = await Assert.ThrowsAnyAsync<Exception>(() => Page.WaitForFunctionAsync("() => window.__FOO === 'hit'", new { }, new WaitForFunctionOptions { PollingInterval = 100 }));40            Assert.Contains("Unsupported target type", exception.Message);41        }42    }43}44using System;45using System.Collections.Generic;46using System.Linq;47using System.Text;48using System.Threading.Tasks;49using PuppeteerSharp.Tests.WaitTaskTests;50using Xunit;51using Xunit.Abstractions;52{53    {54        public FrameWaitForFunctionTests(ITestOutputHelper output) : base(output)55        {56        }

ShouldPollOnIntervalAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp.Tests.WaitTaskTests;7{8    {9        static void Main(string[] args)10        {11            FrameWaitForFunctionTests test = new FrameWaitForFunctionTests();12            test.ShouldPollOnIntervalAsync().Wait();13            Console.ReadLine();14        }15    }16}

ShouldPollOnIntervalAsync

Using AI Code Generation

1public   async   Task   ShouldPollOnIntervalAsync ()2{3     var  page =  await  LaunchEmptyPageAsync ();4     var  watchdog =  await  page.WaitForFunctionAsync ( "() => window.__FOO === 'hit'" ,  new  WaitForFunctionOptions {5    });6     await  page.EvaluateFunctionAsync ( "() => window.__FOO = 'hit'" );7     await  watchdog;8}9public   async   Task   ShouldWorkWithNodeJSEvaluatedFunctions ()10{11     var  page =  await  LaunchEmptyPageAsync ();12     var  watchdog =  await  page.WaitForFunctionAsync ( "() => window.__FOO === 'hit'" ,  new  WaitForFunctionOptions {13    });14     await  page.EvaluateExpressionAsync ( "() => window.__FOO = 'hit'" );15     await  watchdog;16}17public   async   Task   ShouldWorkWithNodeJSEvaluatedFunctions ()18{19     var  page =  await  LaunchEmptyPageAsync ();20     var  watchdog =  await  page.WaitForFunctionAsync ( "() => window.__FOO === 'hit'" ,  new  WaitForFunctionOptions {21    });22     await  page.EvaluateExpressionAsync ( "window.__FOO = 'hit'" );23     await  watchdog;24}25public   async   Task   ShouldWorkWithNodeJSEvaluatedFunctions ()26{27     var  page =  await  LaunchEmptyPageAsync ();28     var  watchdog =  await  page.WaitForFunctionAsync ( "() => window.__FOO === 'hit'" ,  new  WaitForFunctionOptions {29    });30     await  page.EvaluateExpressionHandleAsync ( "window.__FOO = 'hit'" );31     await  watchdog;32}

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.