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How to use ShouldReturnNullForNonElements method of Microsoft.Playwright.Tests.JSHandleAsElementTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.JSHandleAsElementTests.ShouldReturnNullForNonElements

ShouldReturnNullForNonElements

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using System.Diagnostics;7using System.IO;8using System.Reflection;9using System.Threading;10using System.Runtime.InteropServices;11using System.Runtime.CompilerServices;12using System.Runtime.Serialization;13using System.Security;14using System.Security.Permissions;15using System.Globalization;16using System.Resources;17using System.Runtime.Versioning;18using Microsoft.Playwright.Tests;19using Microsoft.Playwright;20using Microsoft.Playwright.Transport;21using Microsoft.Playwright.Transport.Channels;22using Microsoft.Playwright.Transport.Protocol;23using System.Text.Json;24using System.Text.Json.Serialization;25using System.Net.Http;26using System.Net.Http.Headers;27using System.Net;28using System.Text.RegularExpressions;29{30    {31        [PlaywrightTest("jshandle-as-element.spec.ts", "should return null for non-elements")]32        public async Task ShouldReturnNullForNonElements()33        {34            await Page.SetContentAsync("<h1>hello</h1>");35            var bodyHandle = await Page.QuerySelectorAsync("body");36            var htmlHandle = await Page.QuerySelectorAsync("html");37            var nonElementHandle = await Page.EvaluateHandleAsync("() => 123");38            Assert.Null(await bodyHandle.AsElementAsync());39            Assert.Null(await htmlHandle.AsElementAsync());40            Assert.Null(await nonElementHandle.AsElementAsync());41        }42    }43}

ShouldReturnNullForNonElements

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Tests;4{5    static async Task Main(string[] args)6    {7        var jsHandleAsElementTests = new Microsoft.Playwright.Tests.JSHandleAsElementTests();8        await jsHandleAsElementTests.ShouldReturnNullForNonElements();9    }10}

ShouldReturnNullForNonElements

Using AI Code Generation

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 Microsoft.Playwright.Tests;9    using Microsoft.Playwright.Transport.Channels;10    using Microsoft.Playwright.Transport.Protocol;11    using Microsoft.Playwright.Transport;12    using Microsoft.Playwright.Helpers;13    using Microsoft.Playwright.NUnit;14    using NUnit.Framework;15    {16        [PlaywrightTest("jshandle-as-element.spec.ts", "should return null for non-elements")]17        [Test, Timeout(TestConstants.DefaultTestTimeout)]18        public async Task ShouldReturnNullForNonElements()19        {20            var divHandle = await Page.EvalOnSelectorAsync("body", "body => body.firstElementChild");21            Assert.Null(await divHandle.AsElementAsync());22        }23    }24}25{26    using System;27    using System.Collections.Generic;28    using System.Linq;29    using System.Text;30    using System.Threading.Tasks;31    using Microsoft.Playwright;32    using Microsoft.Playwright.Helpers;33    using Microsoft.Playwright.Transport;34    using Microsoft.Playwright.Transport.Channels;35    using Microsoft.Playwright.Transport.Protocol;36    using Microsoft.Playwright.NUnit;37    using NUnit.Framework;38    {39        [PlaywrightTest("jshandle-as-element.spec.ts", "should return null for non-elements")]40        [Test, Timeout(TestConstants.DefaultTestTimeout)]41        public async Task ShouldReturnNullForNonElements()42        {43            var divHandle = await Page.EvalOnSelectorAsync("body", "body => body.firstElementChild");44            Assert.Null(await divHandle.AsElementAsync());45        }46    }47}48{49    using System;50    using System.Collections.Generic;51    using System.Linq;52    using System.Text;53    using System.Threading.Tasks;54    using Microsoft.Playwright;

ShouldReturnNullForNonElements

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Text;5using System.Threading.Tasks;6{7    {8        [PlaywrightTest("js-handle-as-element.spec.ts", "should return null for non-elements")]9        public async Task ShouldReturnNullForNonElements()10        {11            var jsHandle = await Page.EvaluateHandleAsync("() => 123");12            var element = await jsHandle.AsElementAsync();13            Assert.Null(element);14        }15    }16}17{18    {19        [PlaywrightTest("js-handle-as-element.spec.ts", "should return null for non-elements")]20        public async Task ShouldReturnNullForNonElements()21        {22            var jsHandle = await Page.EvaluateHandleAsync("() => 123");23            var element = await jsHandle.AsElementAsync();

ShouldReturnNullForNonElements

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using NUnit.Framework;7using Microsoft.Playwright.Tests;8{9    {10        public async Task ShouldReturnNullForNonElements()11        {12            var jsHandle = await PlaywrightSharpNUnit.PlaywrightSharpNUnitBase.GetPage().EvaluateHandleAsync("() => document");13            var element = await jsHandle.AsElementAsync();14            Assert.Null(element);15        }16    }17}18Microsoft Playwright .NET API blog series (Part 2)19Microsoft Playwright .NET API blog series (Part 3)20Microsoft Playwright .NET API blog series (Part 4)21Microsoft Playwright .NET API blog series (Part 5)22Microsoft Playwright .NET API blog series (Part 6)23Microsoft Playwright .NET API blog series (Part 7)24Microsoft Playwright .NET API blog series (Part 8)25Microsoft Playwright .NET API blog series (Part 9)26Microsoft Playwright .NET API blog series (Part 10)27Microsoft Playwright .NET API blog series (Part 11)28Microsoft Playwright .NET API blog series (Part 12)

ShouldReturnNullForNonElements

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright.Tests;7using Xunit;8using Xunit.Abstractions;9{10    {11        internal JSHandleAsElementTests(ITestOutputHelper output) : base(output)12        {13        }14        public async Task ShouldReturnNullForNonElements()15        {16            var div = await Page.EvalOnSelectorAsync("div", "div => div");17            Assert.Null(await div.AsElementAsync());18        }19    }20}21using System;22using System.Collections.Generic;23using System.Linq;24using System.Text;25using System.Threading.Tasks;26using Microsoft.Playwright.Tests;27using Xunit;28using Xunit.Abstractions;29{30    {31        internal JSHandleAsElementTests(ITestOutputHelper output) : base(output)32        {33        }34        public async Task ShouldWorkWithNonExistingElements()35        {36            var div = await Page.EvalOnSelectorAsync("div", "div => div");37            Assert.Null(await div.AsElementAsync());38        }39    }40}41using System;42using System.Collections.Generic;43using System.Linq;44using System.Text;45using System.Threading.Tasks;46using Microsoft.Playwright.Tests;47using Xunit;48using Xunit.Abstractions;49{50    {51        internal JSHandleAsElementTests(ITestOutputHelper output) : base(output)52        {53        }

ShouldReturnNullForNonElements

Using AI Code Generation

1public void ShouldReturnNullForNonElements()2{3    var page = Page;4    var div = page.QuerySelector("div");5    var result = div.AsElement();6    Assert.Null(result);7}8public async Task ShouldReturnNullForNonElements()9{10    var page = Page;11    var div = await page.QuerySelectorAsync("div");12    var result = await div.AsElementAsync();13    Assert.Null(result);14}15public async Task ShouldReturnNullForNonElements()16{17    var page = Page;18    var div = await page.QuerySelectorAsync("div");19    var result = div.AsElement();20    Assert.Null(result);21}22public void ShouldReturnNullForNonElements()23{24    var page = Page;25    var div = page.QuerySelector("div");26    var result = await div.AsElementAsync();27    Assert.Null(result);28}29public void ShouldReturnNullForNonElements()30{31    var page = Page;32    var div = page.QuerySelector("div");33    var result = div.AsElement();34    Assert.Null(result);35}36public async Task ShouldReturnNullForNonElements()37{38    var page = Page;39    var div = await page.QuerySelectorAsync("div");40    var result = await div.AsElementAsync();41    Assert.Null(result);42}43public void ShouldReturnNullForNonElements()44{45    var page = Page;46    var div = page.QuerySelector("div");47    var result = await div.AsElementAsync();48    Assert.Null(result);49}

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Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
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