How to use PageWaitForFunctionTests class of Microsoft.Playwright.Tests package

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

PageWaitForFunctionTests.cs

Source:PageWaitForFunctionTests.cs Github

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...27using Microsoft.Playwright.NUnit;28using NUnit.Framework;29namespace Microsoft.Playwright.Tests30{31 public class PageWaitForFunctionTests : PageTestEx32 {33 [PlaywrightTest("page-wait-for-function.spec.ts", "should timeout")]34 public async Task ShouldTimeout()35 {36 var startTime = DateTime.Now;37 int timeout = 42;38 await Page.WaitForTimeoutAsync(timeout);39 Assert.True((DateTime.Now - startTime).TotalMilliseconds > timeout / 2);40 }41 [PlaywrightTest("page-wait-for-function.spec.ts", "should accept a string")]42 [Ignore("We don't this test")]43 public void ShouldAcceptAString()44 {45 }46 [PlaywrightTest("page-wait-for-function.spec.tsPageWaitForFunctionTests", "should work when resolved right before execution context disposal")]47 public async Task ShouldWorkWhenResolvedRightBeforeExecutionContextDisposal()48 {49 await Page.AddInitScriptAsync("window.__RELOADED = true");50 await Page.WaitForFunctionAsync(@"() =>51 {52 if (!window.__RELOADED)53 window.location.reload();54 return true;55 }");56 }57 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on interval")]58 public async Task ShouldPollOnInterval()59 {60 int polling = 100;...

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PageWaitForFunctionTests

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1using Microsoft.Playwright.Tests;2using Microsoft.Playwright.Tests;3using Microsoft.Playwright.Tests;4using Microsoft.Playwright.Tests;5using Microsoft.Playwright.Tests;6{7 {8 static async Task Main(string[] args)9 {10 var playwright = await Playwright.CreateAsync();11 var browser = await playwright.Chromium.LaunchAsync();12 var context = await browser.NewContextAsync();13 var page = await context.NewPageAsync();

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PageWaitForFunctionTests

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1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using Microsoft.Playwright.Tests;8using NUnit.Framework;9using NUnit.Framework.Interfaces;10{11 [Parallelizable(ParallelScope.Self)]12 {13 [PlaywrightTest("page-wait-for-function.spec.ts", "should work")]14 [Test, Timeout(TestConstants.DefaultTestTimeout)]15 public async Task ShouldWork()16 {17 await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");18 var grid = await Page.QuerySelectorAsync(".grid");19 var result = await Page.WaitForFunctionAsync<bool>("() => window.innerWidth < 100");20 Assert.True(result);21 }22 [PlaywrightTest("page-wait-for-function.spec.ts", "should accept a string")]23 [Test, Timeout(TestConstants.DefaultTestTimeout)]24 public async Task ShouldAcceptAString()25 {26 await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");27 var grid = await Page.QuerySelectorAsync(".grid");28 var result = await Page.WaitForFunctionAsync<bool>("window.innerWidth < 100");29 Assert.True(result);30 }31 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on interval")]32 [Test, Timeout(TestConstants.DefaultTestTimeout)]33 public async Task ShouldPollOnInterval()34 {35 var watchdog = Page.WaitForTimeoutAsync(1000);36 var start = DateTime.Now;37 var result = await Page.WaitForFunctionAsync<bool>("() => false", new() { PollingInterval = 100 });38 var end = DateTime.Now;39 Assert.True((end - start).TotalMilliseconds > 100);40 Assert.False(result);41 }42 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on mutation")]43 [Test, Timeout(TestConstants.DefaultTestTimeout)]44 public async Task ShouldPollOnMutation()45 {46 await Page.GoToAsync(TestConstants.ServerUrl + "/poll.html");47 var watchdog = Page.WaitForTimeoutAsync(1000);48 var result = await Page.WaitForFunctionAsync<bool>("() => window.__FOO === 'hit'");49 Assert.True(result);50 }51 [PlaywrightTest("page-wait-for-function.spec.ts

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PageWaitForFunctionTests

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1using Microsoft.Playwright.Tests;2PageWaitForFunctionTests obj = new PageWaitForFunctionTests();3await obj.WaitForFunctionShouldWorkWithArgs();4using Microsoft.Playwright.Tests;5PageWaitForFunctionTests obj = new PageWaitForFunctionTests();6await obj.WaitForFunctionShouldWorkWithArgsHandle();7using Microsoft.Playwright.Tests;8PageWaitForFunctionTests obj = new PageWaitForFunctionTests();9await obj.WaitForFunctionShouldWorkWithElementHandle();10using Microsoft.Playwright.Tests;11PageWaitForFunctionTests obj = new PageWaitForFunctionTests();12await obj.WaitForFunctionShouldWorkWithPolling();13using Microsoft.Playwright.Tests;14PageWaitForFunctionTests obj = new PageWaitForFunctionTests();15await obj.WaitForFunctionShouldWorkWithPollingXpath();16using Microsoft.Playwright.Tests;17PageWaitForFunctionTests obj = new PageWaitForFunctionTests();18await obj.WaitForFunctionShouldWorkWithRaf();19using Microsoft.Playwright.Tests;20PageWaitForFunctionTests obj = new PageWaitForFunctionTests();21await obj.WaitForFunctionShouldWorkWithMutation();22using Microsoft.Playwright.Tests;23PageWaitForFunctionTests obj = new PageWaitForFunctionTests();24await obj.WaitForFunctionShouldWorkWithDomcontentloaded();25using Microsoft.Playwright.Tests;26PageWaitForFunctionTests obj = new PageWaitForFunctionTests();27await obj.WaitForFunctionShouldWorkWithTimeout();28using Microsoft.Playwright.Tests;

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PageWaitForFunctionTests

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1using Microsoft.Playwright.Tests;2{3 {4 static void Main(string[] args)5 {6 PageWaitForFunctionTests p = new PageWaitForFunctionTests();7 p.SetupAsync();8 p.WaitForFunctionShouldWorkWhenNodeIsRemoved();9 }10 }11}12using Microsoft.Playwright;13using Microsoft.Playwright.NUnit;14using Microsoft.Playwright.Tests;15using NUnit.Framework;16using System;17using System.Collections.Generic;18using System.Linq;19using System.Text;20using System.Threading.Tasks;21{22 {23 public async Task WaitForFunctionShouldWorkWhenNodeIsRemoved()24 {25 await Page.SetContentAsync("<div></div>");26 var div = await Page.QuerySelectorAsync("div");27 var waitForFunction = Page.WaitForFunctionAsync("() => !document.querySelector('div')");28 await div.EvaluateAsync("div => div.remove()");29 await waitForFunction;30 }31 }32}33using System;34using System.Collections.Generic;35using System.Text;36using System.Threading.Tasks;37using Microsoft.Playwright;38using Microsoft.Playwright.NUnit;39using NUnit.Framework;40{41 {42 public async Task<IElementHandle> QuerySelectorAsync(string selector)43 {44 return await this.Page.QuerySelectorAsync(selector);45 }46 }47}48using System;49using System.Collections.Generic;50using System.Text;51using System.Threading.Tasks;52using Microsoft.Playwright;53using Microsoft.Playwright.NUnit;54using NUnit.Framework;55{56 {57 public async Task<IElementHandle> QuerySelectorAsync(string selector)58 {59 return await this.Page.QuerySelectorAsync(selector);60 }61 }62}63using System;64using System.Collections.Generic;65using System.Text;66using System.Threading.Tasks;67using Microsoft.Playwright;68using Microsoft.Playwright.NUnit;69using NUnit.Framework;70{71 {72 public IPage Page { get; set; }73 public virtual async Task SetupAsync()74 {75 await Page.SetContentAsync("<

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PageWaitForFunctionTests

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1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using System.Threading.Tasks;4using Xunit;5using Xunit.Abstractions;6{7 {8 private readonly ITestOutputHelper output;9 public PlaywrightTest1(ITestOutputHelper output)10 {11 this.output = output;12 }13 public async Task Test1()14 {15 using var playwright = await Playwright.CreateAsync();16 await using var browser = await playwright.Chromium.LaunchAsync();17 var page = await browser.NewPageAsync();18 var tests = new PageWaitForFunctionTests(page);19 await tests.ShouldWorkWithNoTimeout();20 }21 }22}23using Microsoft.Playwright;24using Microsoft.Playwright.Tests;25using System.Threading.Tasks;26using Xunit;27using Xunit.Abstractions;28{29 {30 private readonly ITestOutputHelper output;31 public PlaywrightTest1(ITestOutputHelper output)32 {33 this.output = output;34 }35 public async Task Test1()36 {37 using var playwright = await Playwright.CreateAsync();38 await using var browser = await playwright.Chromium.LaunchAsync();39 var page = await browser.NewPageAsync();40 var tests = new PageWaitForFunctionTests(page);41 await tests.ShouldWorkWithNoTimeout();42 }43 }44}45using Microsoft.Playwright;46using Microsoft.Playwright.Tests;47using System.Threading.Tasks;48using Xunit;49using Xunit.Abstractions;50{51 {52 private readonly ITestOutputHelper output;53 public PlaywrightTest1(ITestOutputHelper output)54 {55 this.output = output;56 }57 public async Task Test1()58 {59 using var playwright = await Playwright.CreateAsync();

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PageWaitForFunctionTests

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1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Tests;4using Xunit;5using Xunit.Abstractions;6using System.Threading;7using Microsoft.Playwright.Core;8using Microsoft.Playwright;9using System.Collections.Generic;10{11 {12 internal PageWaitForFunctionTests(ITestOutputHelper output) : base(output)13 {14 }15 public async Task ShouldWorkWhenResolvedRightBeforeExecutionContextDisposal()16 {17 await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");18 var watchdog = Page.WaitForFunctionAsync("() => window.__done");19 await Page.EvaluateAsync("() => window.__done = true");20 await watchdog;21 }22 public async Task ShouldPollOnInterval()23 {24 var start = DateTime.Now;25 await Page.WaitForFunctionAsync("() => false", new PageWaitForFunctionOptions { PollingInterval = 100 });26 Assert.True((DateTime.Now - start) >= TimeSpan.FromMilliseconds(100));27 }28 public async Task ShouldPollOnMutation()29 {30 var watchdog = Page.WaitForFunctionAsync("() => window.__counter > 1", new PageWaitForFunctionOptions { PollingInterval = 10 });31 await Page.EvaluateAsync("() => window.__counter = 1");32 await Page.EvaluateAsync("() => window.__counter++");33 await watchdog;34 }35 public async Task ShouldPollOnRaf()36 {37 var watchdog = Page.WaitForFunctionAsync("() => window.__counter > 1", new PageWaitForFunctionOptions { PollingInterval = 10 });38 await Page.EvaluateAsync("() => window.__counter = 1");39 await Page.EvaluateAsync("() =>

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PageWaitForFunctionTests

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1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Tests;4using Microsoft.Playwright.Tests.TestServer;5using NUnit.Framework;6using NUnit.Framework.Interfaces;7{8 [Parallelizable(ParallelScope.Self)]9 {10 [PlaywrightTest("page-wait-for-function.spec.ts", "should work")]11 [Test, Timeout(TestConstants.DefaultTestTimeout)]12 public async Task ShouldWork()13 {14 await Page.EvaluateAsync(@"() => {15 window.__RELOADED = false;16 window.location.reload = () => {17 window.__RELOADED = true;18 };19 }");20 await Page.WaitForFunctionAsync("() => window.__RELOADED");21 }22 }23}24using System;25using System.Threading.Tasks;26using Microsoft.Playwright.Tests;27using Microsoft.Playwright.Tests.TestServer;28using NUnit.Framework;29using NUnit.Framework.Interfaces;30{31 [Parallelizable(ParallelScope.Self)]32 {33 [PlaywrightTest("page-wait-for-function.spec.ts", "should poll on interval")]34 [Test, Timeout(TestConstants.DefaultTestTimeout)]35 public async Task ShouldPollOnInterval()36 {37 var watchdog = Page.WaitForFunctionAsync("() => window.__FOO === 'hit'", polling: 100);38 await Page.EvaluateAsync("() => new Promise(f => setTimeout(f, 200))");39 await Page.EvaluateAsync("() => window.__FOO = 'hit'");40 await watchdog;41 }42 }43}44using System;45using System.Threading.Tasks;46using Microsoft.Playwright.Tests;47using Microsoft.Playwright.Tests.TestServer;48using NUnit.Framework;49using NUnit.Framework.Interfaces;

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Playwright tutorial

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