How to use ShouldReturnNullIfWaitingToHideNonExistingElement method of PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForSelectorTests class

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

FrameWaitForSelectorTests.cs

Source:FrameWaitForSelectorTests.cs

...173            Assert.True(divRemoved);174        }175        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should return null if waiting to hide non-existing element")]176        [PuppeteerFact]177        public async Task ShouldReturnNullIfWaitingToHideNonExistingElement()178        {179            var handle = await Page.WaitForSelectorAsync("non-existing", new WaitForSelectorOptions { Hidden = true });180            Assert.Null(handle);181        }182        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should respect timeout")]183        [PuppeteerFact]184        public async Task ShouldRespectTimeout()185        {186            var exception = await Assert.ThrowsAsync<WaitTaskTimeoutException>(async ()187                => await Page.WaitForSelectorAsync("div", new WaitForSelectorOptions { Timeout = 10 }));188            Assert.Contains("waiting for selector 'div' failed: timeout", exception.Message);189        }190        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should have an error message specifically for awaiting an element to be hidden")]191        [PuppeteerFact]...

ShouldReturnNullIfWaitingToHideNonExistingElement

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp.Tests.Attributes;4using PuppeteerSharp.Xunit;5using Xunit;6using Xunit.Abstractions;7{8    [Collection(TestConstants.TestFixtureCollectionName)]9    {10        public ShouldReturnNullIfWaitingToHideNonExistingElement(ITestOutputHelper output) : base(output)11        {12        }13        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should return null if waiting to hide non-existing element")]14        public async Task ShouldReturnNullIfWaitingToHideNonExistingElementTest()15        {16            var watchdog = Frame.WaitForSelectorAsync("div", new WaitForSelectorOptions { Visible = false }).ContinueWith(_ => "resolved");17            await Task.WhenAny(watchdog, Task.Delay(5000));18            Assert.Equal("resolved", await watchdog);19        }20    }21}

ShouldReturnNullIfWaitingToHideNonExistingElement

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using NUnit.Framework;4using PuppeteerSharp.Tests.Attributes;5using PuppeteerSharp.Xunit;6{7    [Parallelizable(ParallelScope.Self)]8    {9        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should return null if waiting to hide non-existing element")]10        public async Task ShouldReturnNullIfWaitingToHideNonExistingElement()11        {12            var frame = await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.EmptyPage);13            var waitForSelectorTask = frame.WaitForSelectorAsync("div", new WaitForSelectorOptions { State = WaitForSelectorState.Hidden });14            Assert.Null(await waitForSelectorTask);15        }16    }17}18using System;19using System.Threading.Tasks;20using NUnit.Framework;21using PuppeteerSharp.Tests.Attributes;22using PuppeteerSharp.Xunit;23{24    [Parallelizable(ParallelScope.Self)]25    {26        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should return null if waiting to hide non-existing element")]27        public async Task ShouldReturnNullIfWaitingToHideNonExistingElement()28        {29            var frame = await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.EmptyPage);30            var waitForSelectorTask = frame.WaitForSelectorAsync("div", new WaitForSelectorOptions { State = WaitForSelectorState.Hidden });31            Assert.Null(await waitForSelectorTask);32        }33    }34}35using System;36using System.Threading.Tasks;37using NUnit.Framework;38using PuppeteerSharp.Tests.Attributes;39using PuppeteerSharp.Xunit;40{41    [Parallelizable(ParallelScope.Self)]

ShouldReturnNullIfWaitingToHideNonExistingElement

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp.Tests.Attributes;7using Xunit;8using Xunit.Abstractions;9{10    [Collection(TestConstants.TestFixtureCollectionName)]11    {12        public ShouldReturnNullIfWaitingToHideNonExistingElement(ITestOutputHelper output) : base(output)13        {14        }15        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should return null if waiting to hide non-existing element")]16        public async Task ShouldReturnNullIfWaitingToHideNonExistingElementTest()17        {18            await Page.GoToAsync(TestConstants.EmptyPage);19            var watchdog = Page.WaitForSelectorAsync("non-existing", new WaitForSelectorOptions { State = WaitForSelectorState.Hidden });20            Assert.Null(await watchdog);21        }22    }23}24using System;25using System.Collections.Generic;26using System.Linq;27using System.Text;28using System.Threading.Tasks;29using PuppeteerSharp.Tests.Attributes;30using Xunit;31using Xunit.Abstractions;32{33    [Collection(TestConstants.TestFixtureCollectionName)]34    {35        public ShouldReturnTheElementHandleWhenTargetNodeIsRemoved(ITestOutputHelper output) : base(output)36        {37        }38        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should return the element handle when target node is removed")]39        public async Task ShouldReturnTheElementHandleWhenTargetNodeIsRemovedTest()40        {41            await Page.GoToAsync(TestConstants.EmptyPage);42            var watchdog = Page.WaitForSelectorAsync(".zombo");43            await Page.EvaluateFunctionAsync("() => document.body.innerHTML = '<div class=\"zombo\">anything</div>'");44            var element = await watchdog;45            Assert.Equal("anything", await Page.EvaluateFunctionAsync<string>("e => e.textContent", element));46            Assert.Equal("zombo", await element.EvaluateFunctionAsync<string>("e =>

ShouldReturnNullIfWaitingToHideNonExistingElement

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NUnit.Framework;7using PuppeteerSharp.Tests.Attributes;8using PuppeteerSharp.Xunit;9using Xunit;10{11    [Collection(TestConstants.TestFixtureCollectionName)]12    {13        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should return null if waiting to hide non-existing element")]14        public async Task ShouldReturnNullIfWaitingToHideNonExistingElement()15        {16            var watchdog = Page.WaitForSelectorAsync("div", new WaitForSelectorOptions { Hidden = true });17            await Task.WhenAll(18                Page.EvaluateExpressionAsync("() => delete window['Node']")19            );20            Assert.Null(await watchdog);21        }22    }23}24using System;25using System.Collections.Generic;26using System.Linq;27using System.Text;28using System.Threading.Tasks;29using NUnit.Framework;30using PuppeteerSharp.Tests.Attributes;31using PuppeteerSharp.Xunit;32using Xunit;33{34    [Collection(TestConstants.TestFixtureCollectionName)]35    {36        [PuppeteerTest("waittask.spec.ts", "Frame.waitForSelector", "should return null if waiting to hide non-existing element")]37        public async Task ShouldReturnNullIfWaitingToHideNonExistingElement()38        {39            var watchdog = Page.WaitForSelectorAsync("div", new WaitForSelectorOptions { Hidden = true });40            await Task.WhenAll(41                Page.EvaluateExpressionAsync("() => delete window['Node']")42            );43            Assert.Null(await watchdog);44        }45    }46}47using System;48using System.Collections.Generic;49using System.Linq;50using System.Text;51using System.Threading.Tasks;52using NUnit.Framework;

ShouldReturnNullIfWaitingToHideNonExistingElement

Using AI Code Generation

1using PuppeteerSharp.Tests.WaitTaskTests;2using System;3using System.Threading.Tasks;4{5    static async Task Main(string[] args)6    {7        var frameWaitForSelectorTests = new FrameWaitForSelectorTests();8        await frameWaitForSelectorTests.ShouldReturnNullIfWaitingToHideNonExistingElement();9    }10}11using PuppeteerSharp.Tests.WaitTaskTests;12using System;13using System.Threading.Tasks;14{15    static async Task Main(string[] args)16    {17        var frameWaitForXPathTests = new FrameWaitForXPathTests();18        await frameWaitForXPathTests.ShouldReturnNullIfWaitingToHideNonExistingElement();19    }20}21using PuppeteerSharp.Tests.WaitTaskTests;22using System;23using System.Threading.Tasks;24{25    static async Task Main(string[] args)26    {27        var pageWaitForFunctionTests = new PageWaitForFunctionTests();28        await pageWaitForFunctionTests.ShouldReturnNullIfWaitingToHideNonExistingElement();29    }30}31using PuppeteerSharp.Tests.WaitTaskTests;32using System;33using System.Threading.Tasks;34{35    static async Task Main(string[] args)36    {37        var pageWaitForSelectorTests = new PageWaitForSelectorTests();38        await pageWaitForSelectorTests.ShouldReturnNullIfWaitingToHideNonExistingElement();39    }40}41using PuppeteerSharp.Tests.WaitTaskTests;42using System;43using System.Threading.Tasks;44{45    static async Task Main(string[] args)46    {47        var pageWaitForXPathTests = new PageWaitForXPathTests();48        await pageWaitForXPathTests.ShouldReturnNullIfWaitingToHideNonExistingElement();49    }50}

ShouldReturnNullIfWaitingToHideNonExistingElement

Using AI Code Generation

1 { 2     [Collection("PuppeteerLoaderFixture collection")] 3     { 4         private readonly Browser _browser; 5         private readonly BrowserContext _context; 6         private readonly Frame _frame; 7         private readonly Page _page; 8         public FrameWaitForSelectorTests() 9         { 10             var browser = new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision).Result; 11             _browser = Puppeteer.LaunchAsync(new LaunchOptions { Headless = false, ExecutablePath = browser, Args = new string[] { "--no-sandbox" } }).Result; 12             _context = _browser.NewContextAsync().Result; 13             _page = _context.NewPageAsync().Result; 14             _frame = _page.MainFrame; 15         } 16         public async Task ShouldReturnNullIfWaitingToHideNonExistingElement() 17         { 18             var watchdog = _frame.WaitForSelectorAsync("div", new WaitForSelectorOptions { Hidden = true }); 19             await _page.EvaluateExpressionAsync("delete window['Node']"); 20             var eHandle = await watchdog; 21             Assert.Null(eHandle); 22         } 23     } 24 }25The type or namespace name 'PuppeteerSharp' does not exist in the namespace 'PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForSelectorTests' (are you missing an assembly reference?)

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