How to use ShouldReturnEmptyArrayIfNothingIsFound method of Microsoft.Playwright.Tests.QuerySelectorTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.QuerySelectorTests.ShouldReturnEmptyArrayIfNothingIsFound

QuerySelectorTests.cs

Source:QuerySelectorTests.cs

...38            var tasks = elements.Select(element => Page.EvaluateAsync<string>("e => e.textContent", element));39            Assert.AreEqual(new[] { "A", "B" }, await TaskUtils.WhenAll(tasks));40        }41        [PlaywrightTest("queryselector.spec.ts", "should return empty array if nothing is found")]42        public async Task ShouldReturnEmptyArrayIfNothingIsFound()43        {44            await Page.GotoAsync(Server.EmptyPage);45            var elements = await Page.QuerySelectorAllAsync("div");46            Assert.IsEmpty(elements);47        }48        [PlaywrightTest("queryselector.spec.ts", "xpath should query existing element")]49        public async Task XpathShouldQueryExistingElement()50        {51            await Page.SetContentAsync("<section>test</section>");52            var elements = await Page.QuerySelectorAllAsync("xpath=/html/body/section");53            Assert.NotNull(elements.FirstOrDefault());54            Assert.That(elements, Has.Count.EqualTo(1));55        }56        [PlaywrightTest("queryselector.spec.ts", "should return empty array for non-existing element")]...

ShouldReturnEmptyArrayIfNothingIsFound

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6{7    {8        [PlaywrightTest("queryselector.spec.ts", "should return empty array if nothing is found")]9        [Fact(Timeout = PlaywrightTestEx.Timeout)]10        public async Task ShouldReturnEmptyArrayIfNothingIsFound()11        {12            await Page.SetContentAsync("<div></div><span></span>");13            Assert.Empty(await Page.QuerySelectorAllAsync("ol"));14        }15    }16}17{18    {19        [PlaywrightTest("queryselector.spec.ts", "should return empty array if nothing is found")]20        [Fact(Timeout = PlaywrightTestEx.Timeout)]21        public async Task ShouldReturnEmptyArrayIfNothingIsFound()22        {23            await Page.SetContentAsync("<div></div><span></span>");24            Assert.Empty(await Page.QuerySelectorAllAsync("ol"));25        }26    }27}28{29    {30        [PlaywrightTest("queryselector.spec.ts", "should return empty array if nothing is found")]31        [Fact(Timeout = PlaywrightTestEx.Timeout)]32        public async Task ShouldReturnEmptyArrayIfNothingIsFound()33        {34            await Page.SetContentAsync("<div></div><span></span>");35            Assert.Empty(await Page.QuerySelectorAllAsync("ol"));36        }37    }38}39{40    {41        [PlaywrightTest("queryselector.spec.ts", "should return empty array if nothing is found")]42        [Fact(Timeout = PlaywrightTestEx.Timeout)]43        public async Task ShouldReturnEmptyArrayIfNothingIsFound()44        {45            await Page.SetContentAsync("<div></div><span></span>");46            Assert.Empty(await Page.QuerySelectorAllAsync("ol"));47        }48    }49}50{51    {52        [PlaywrightTest("queryselector.spec.ts", "should return empty array if nothing is found

ShouldReturnEmptyArrayIfNothingIsFound

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 Xunit;9    using Xunit.Abstractions;10    {11        public QuerySelectorTests(ITestOutputHelper output) : base(output)12        {13        }14        [PlaywrightTest("queryselector.spec.ts", "should return empty array if nothing is found")]15        [Fact(Timeout = PlaywrightTestConstants.DefaultTestTimeout)]16        public async Task ShouldReturnEmptyArrayIfNothingIsFound()17        {18            await Page.SetContentAsync("<div></div>");19            var elements = await Page.QuerySelectorAllAsync("foo");20            Assert.Empty(elements);21        }22    }23}

ShouldReturnEmptyArrayIfNothingIsFound

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7using Xunit;8using Xunit.Abstractions;9{10    [Trait("Category", "chromium")]11    [Trait("Category", "firefox")]12    [Trait("Category", "webkit")]13    {14        internal ShouldReturnEmptyArrayIfNothingIsFound(ITestOutputHelper output) : base(output)15        {16        }17        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]18        public async Task ShouldReturnEmptyArrayIfNothingIsFound()19        {20            await Page.SetContentAsync("<div></div>");21            var elements = await Page.QuerySelectorAllAsync("non-existing-element");22            Assert.Empty(elements);23        }24    }25}26using Microsoft.Playwright.Tests;27using System;28using System.Collections.Generic;29using System.Linq;30using System.Text;31using System.Threading.Tasks;32using Xunit;33using Xunit.Abstractions;34{35    [Trait("Category", "chromium")]36    [Trait("Category", "firefox")]37    [Trait("Category", "webkit")]38    {39        internal ShouldReturnEmptyArrayIfNothingIsFound(ITestOutputHelper output) : base(output)40        {41        }42        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]43        public async Task ShouldReturnEmptyArrayIfNothingIsFound()44        {45            await Page.SetContentAsync("<div></div>");46            var elements = await Page.QuerySelectorAllAsync("non-existing-element");47            Assert.Empty(elements);48        }49    }50}51using Microsoft.Playwright.Tests;52using System;53using System.Collections.Generic;54using System.Linq;55using System.Text;

ShouldReturnEmptyArrayIfNothingIsFound

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.Tests;5using Xunit;6using Xunit.Abstractions;7{8    public static async Task Main()9    {10        using var playwright = await Playwright.CreateAsync();11        await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions12        {13        });14        var page = await browser.NewPageAsync();15        var test = new QuerySelectorTests(page);16        await test.ShouldReturnEmptyArrayIfNothingIsFound();17    }18}

ShouldReturnEmptyArrayIfNothingIsFound

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7using Xunit;8using Xunit.Abstractions;9{10    [Trait("Category", "chromium")]11    [Trait("Category", "firefox")]12    [Trait("Category", "webkit")]13    {14        internal ShouldReturnEmptyArrayIfNothingIsFound(ITestOutputHelper output) : base(output)15        {16        }17        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]18        public async Task ShouldReturnEmptyArrayIfNothingIsFound()19        {20            await Page.SetContentAsync("<div></div>");21            var elements = await Page.QuerySelectorAllAsync("non-existing-element");22            Assert.Empty(elements);23        }24    }25}26using Microsoft.Playwright.Tests;27using System;28using System.Collections.Generic;29using System.Linq;30using System.Text;31using System.Threading.Tasks;32using Xunit;33using Xunit.Abstractions;34{35    [Trait("Category", "chromium")]36    [Trait("Category", "firefox")]37    [Trait("Category", "webkit")]38    {39        internal ShouldReturnEmptyArrayIfNothingIsFound(ITestOutputHelper output) : base(output)40        {41        }42        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]43        public async Task ShouldReturnEmptyArrayIfNothingIsFound()44        {45            await Page.SetContentAsync("<div></div>");46            var elements = await Page.QuerySelectorAllAsync("non-existing-element");47            Assert.Empty(elements);48        }49    }50}51using Microsoft.Playwright.Tests;52using System;53using System.Collections.Generic;54using System.Linq;55using System.Text;

ShouldReturnEmptyArrayIfNothingIsFound

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.Tests;5using Xunit;6using Xunit.Abstractions;7{8    public static async Task Main()9    {10        using var playwright = await Playwright.CreateAsync();11        await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions12        {13        });14        var page = await browser.NewPageAsync();15        var test = new QuerySelectorTests(page);16        await test.ShouldReturnEmptyArrayIfNothingIsFound();17    }18}

ShouldReturnEmptyArrayIfNothingIsFound

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.Tests;5using Microsoft.Playwright.Tests.Helpers;6{7    static async Task Main(string[] args)8    {9        await using var playwright = await Playwright.CreateAsync();10        await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });11        var page = await browser.NewPageAsync();12        await page.ClickAsync("text=Get started");13        await page.WaitForSelectorAsync("css=.navbar__inner >> text=Docs");14        var result = await page.QuerySelectorAllAsync("css=.navbar__inner >> text=Docs");15        Console.WriteLine(result);16    }17}18using System;19using System.Threading.Tasks;20using Microsoft.Playwright;21using Microsoft.Playwright.Tests;22using Microsoft.Playwright.Tests.Helpers;23{24    static async Task Main(string[] args)25    {26        await using var playwright = await Playwright.CreateAsync();27        await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });28        var page = await browser.NewPageAsync();29        await page.ClickAsync("text=Get started");30        await page.WaitForSelectorAsync("css=.navbar__inner >> text=Docs");31        var result = await page.QuerySelectorAllAsync("css=.navbar__inner >> text=Docs");32        Console.WriteLine(result);33    }34}35using System;36using System.Threading.Tasks;37using Microsoft.Playwright;38using Microsoft.Playwright.Tests;39using Microsoft.Playwright.Tests.Helpers;40{41    static async Task Main(string[] args)42    {43        await using var playwright = await Playwright.CreateAsync();

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
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.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.