How to use ShouldPollOnRaf method of Microsoft.Playwright.Tests.PageWaitForFunctionTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageWaitForFunctionTests.ShouldPollOnRaf

PageWaitForFunctionTests.cs

Source:PageWaitForFunctionTests.cs Github

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...90 {91 }92 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on raf")]93 [Ignore("We don't support raf")]94 public void ShouldPollOnRaf()95 {96 /*97 var watchdog = Page.WaitForFunctionAsync(98 "() => window.__FOO === 'hit'",99 polling: Polling.Raf);100 await Page.EvaluateAsync("window.__FOO = 'hit'");101 await watchdog;102 */103 }104 [PlaywrightTest("page-wait-for-function.spec.ts", "should fail with predicate throwing on first call")]105 public async Task ShouldFailWithPredicateThrowingOnFirstCall()106 {107 var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.WaitForFunctionAsync("() => { throw new Error('oh my'); }"));108 StringAssert.Contains("oh my", exception.Message);...

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ShouldPollOnRaf

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1{2 using System;3 using System.Collections.Generic;4 using System.Linq;5 using System.Text;6 using System.Threading.Tasks;7 using Microsoft.Playwright;8 using Xunit;9 using Xunit.Abstractions;10 {11 public PageWaitForFunctionTests(ITestOutputHelper output) : base(output)12 {13 }14 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on raf")]15 [Fact(Timeout = TestConstants.DefaultTestTimeout)]16 public async Task ShouldPollOnRaf()17 {18 await Page.SetContentAsync("<div></div>");19 int frames = 0;20 await Page.WaitForFunctionAsync("() => ++frames", new WaitForFunctionOptions { PollingInterval = 16 });21 Assert.True(frames > 10);22 }23 }24}

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ShouldPollOnRaf

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1{2 using System;3 using System.Collections.Generic;4 using System.Linq;5 using System.Text;6 using System.Text.Json;7 using System.Text.RegularExpressions;8 using System.Threading.Tasks;9 using Microsoft.Playwright.NUnit;10 using NUnit.Framework;11 {12 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on raf")]13 [Test, Timeout(TestConstants.DefaultTestTimeout)]14 public async Task ShouldPollOnRaf()15 {16 await Page.EvaluateAsync(@"() => {17 let fulfill;18 window.__promise = new Promise(x => fulfill = x);19 window.__counter = 0;20 requestAnimationFrame(function raf() {21 window.__counter++;22 if (window.__counter < 10)23 requestAnimationFrame(raf);24 fulfill();25 });26 }");27 var result = await Page.WaitForFunctionAsync("() => window.__counter === 10");28 Assert.AreEqual(10, await result.JsonValueAsync<int>());29 Assert.True((bool)await Page.EvaluateAsync("() => window.__promise.fulfilled"));30 }31 }32}

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ShouldPollOnRaf

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1using System;2using System.Threading;3using System.Threading.Tasks;4using Microsoft.Playwright;5using Microsoft.Playwright.Helpers;6{7 {8 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on raf")]9 [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]10 public async Task ShouldPollOnRaf()11 {12 await Page.EvaluateAsync(@"() => {13 let fulfill = null;14 window.__promise = new Promise(x => fulfill = x);15 requestAnimationFrame(() => requestAnimationFrame(fulfill));16 }");17 await Page.WaitForFunctionAsync(@"() => window.__promise");18 }19 }20}21using System;22using System.Threading;23using System.Threading.Tasks;24using Microsoft.Playwright;25using Microsoft.Playwright.Helpers;26{27 {28 [PlaywrightTest("page-wait-for-function.spec.ts", "should not poll on raf")]29 [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]30 public async Task ShouldNotPollOnRaf()31 {32 await Page.EvaluateAsync(@"() => {33 let fulfill = null;34 window.__promise = new Promise(x => fulfill = x);35 requestAnimationFrame(fulfill);36 }");37 await Page.WaitForFunctionAsync(@"() => window.__promise");38 }39 }40}

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ShouldPollOnRaf

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1using System.Threading.Tasks;2using Microsoft.Playwright.Tests;3using NUnit.Framework;4using NUnit.Framework.Interfaces;5using NUnit.Framework.Internal;6using NUnit.Framework.Internal.Execution;7using NUnit.Framework.Internal.Filters;8{9 {10 public async Task ShouldPollOnRaf()11 {12 await Page.EvaluateAsync("() => window.__RELOADED = false");13 await Page.EvaluateAsync("() => window.location.reload = () => window.__RELOADED = true");14 var watchdog = Page.WaitForFunctionAsync("() => window.__RELOADED");15 await Page.EvaluateAsync("() => requestAnimationFrame(() => 1)");16 await watchdog;17 }18 }19}20using System.Threading.Tasks;21using Microsoft.Playwright.Tests;22using NUnit.Framework;23using NUnit.Framework.Interfaces;24using NUnit.Framework.Internal;25using NUnit.Framework.Internal.Execution;26using NUnit.Framework.Internal.Filters;27{28 {29 public async Task ShouldPollOnAnimationFrame()30 {31 await Page.EvaluateAsync("() => window.__RELOADED = false");32 await Page.EvaluateAsync("() => window.location.reload = () => window.__RELOADED = true");33 var watchdog = Page.WaitForFunctionAsync("() => window.__RELOADED");34 await Page.EvaluateAsync("() => requestAnimationFrame(() => 1)");35 await watchdog;36 }37 }38}39using System.Threading.Tasks;40using Microsoft.Playwright.Tests;41using NUnit.Framework;42using NUnit.Framework.Interfaces;43using NUnit.Framework.Internal;44using NUnit.Framework.Internal.Execution;45using NUnit.Framework.Internal.Filters;46{47 {48 public async Task ShouldWorkRightAfterFrameDetached()49 {50 await Page.GoToAsync(TestConstants.EmptyPage);51 await Page.EvaluateAsync("() => window.__frame = document.createElement('iframe');

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ShouldPollOnRaf

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1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Microsoft.Playwright.Core;7using Microsoft.Playwright.Helpers;8using Microsoft.Playwright.Transport;9using Microsoft.Playwright.Transport.Channels;10using Microsoft.Playwright.Transport.Protocol;11using Xunit;12using Xunit.Abstractions;13{14 {15 public PageWaitForFunctionTests(ITestOutputHelper output) : base(output)16 {17 }18 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on raf")]19 [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]20 public async Task ShouldPollOnRaf()21 {22 await Page.GotoAsync(Server.Prefix + "/grid.html");23 var watchdog = Page.WaitForFunctionAsync("window.__hasStarted");24 await Page.EvaluateAsync("window.startGrid()");25 await watchdog;26 }27 }28}29{30 [Collection(TestConstants.TestFixtureBrowserCollectionName)]31 {32 public PageWaitForFunctionTests(ITestOutputHelper output) : base(output)33 {34 }35 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on raf")]36 [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]37 public async Task ShouldPollOnRaf()38 {39 await Page.GotoAsync(Server.Prefix + "/grid.html");40 var watchdog = Page.WaitForFunctionAsync("window.__hasStarted");

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ShouldPollOnRaf

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1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using System;4using System.Collections.Generic;5using System.Linq;6using System.Text;7using System.Threading.Tasks;8{9 {10 static async Task Main(string[] args)11 {12 using var playwright = await Playwright.CreateAsync();13 await using var browser = await playwright.Chromium.LaunchAsync();14 var context = await browser.NewContextAsync();15 var page = await context.NewPageAsync();16 var result = await PageWaitForFunctionTests.ShouldPollOnRaf(page);17 Console.WriteLine(result);18 }19 }20}21using Microsoft.Playwright;22using Microsoft.Playwright.Tests;23using System;24using System.Collections.Generic;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28{29 {30 static async Task Main(string[] args)31 {32 using var playwright = await Playwright.CreateAsync();33 await using var browser = await playwright.Chromium.LaunchAsync();34 var context = await browser.NewContextAsync();35 var page = await context.NewPageAsync();36 var result = await PageWaitForFunctionTests.ShouldPollOnAnimationFrame(page);37 Console.WriteLine(result);38 }39 }40}41using Microsoft.Playwright;42using Microsoft.Playwright.Tests;43using System;44using System.Collections.Generic;45using System.Linq;46using System.Text;47using System.Threading.Tasks;48{49 {50 static async Task Main(string[] args)51 {52 using var playwright = await Playwright.CreateAsync();53 await using var browser = await playwright.Chromium.LaunchAsync();54 var context = await browser.NewContextAsync();55 var page = await context.NewPageAsync();56 var result = await PageWaitForFunctionTests.ShouldPollOnMutation(page);57 Console.WriteLine(result);58 }59 }60}

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