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How to use ShouldThrowForDetachedFrames method of Microsoft.Playwright.Tests.FrameEvaluateTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.FrameEvaluateTests.ShouldThrowForDetachedFrames

FrameEvaluateTests.cs

Source:FrameEvaluateTests.cs

...91            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync("body => body.innerHTML", bodyHandle));92            StringAssert.Contains("Unable to adopt element handle from a different document", exception.Message);93        }94        [PlaywrightTest("frame-evaluate.spec.ts", "should throw for detached frames")]95        public async Task ShouldThrowForDetachedFrames()96        {97            var frame1 = await FrameUtils.AttachFrameAsync(Page, "frame1", Server.EmptyPage);98            await FrameUtils.DetachFrameAsync(Page, "frame1");99            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => frame1.EvaluateAsync("() => 7 * 8"));100            StringAssert.Contains("Frame was detached", exception.Message);101        }102        [PlaywrightTest("frame-evaluate.spec.ts", "should be isolated between frames")]103        public async Task ShouldBeIsolatedBetweenFrames()104        {105            await Page.GotoAsync(Server.EmptyPage);106            await FrameUtils.AttachFrameAsync(Page, "frame1", Server.EmptyPage);107            Assert.AreEqual(2, Page.Frames.Count);108            var frames = Page.Frames;109            Assert.That(frames.First(), Is.Not.EqualTo(frames.ElementAt(1)));...

ShouldThrowForDetachedFrames

Using AI Code Generation

1{2    using System;3    using System.Collections.Generic;4    using System.Text;5    using System.Threading.Tasks;6    using Xunit;7    using Xunit.Abstractions;8    [Trait("Category", "chromium")]9    [Trait("Category", "firefox")]10    [Trait("Category", "webkit")]11    {12        internal FrameEvaluateTests(ITestOutputHelper output) : base(output)13        {14        }15        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]16        public async Task ShouldThrowForDetachedFrames()17        {18            await Page.GoToAsync(TestConstants.ServerUrl + "/frames/nested-frames.html");19            var frame = Page.FirstChildFrame().FirstChildFrame();20            await frame.DetachAsync();21            var exception = await Assert.ThrowsAsync<PlaywrightSharpException>(() => frame.EvaluateAsync("() => true"));22            Assert.Contains("Execution Context is not available in detached frame", exception.Message);23        }24    }25}

ShouldThrowForDetachedFrames

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            var context = await browser.NewContextAsync();13            var page = await context.NewPageAsync();14            await page.EvaluateAsync(@"() => {15                const frame = document.createElement('iframe');16                document.body.appendChild(frame);17                return new Promise(x => frame.onload = x);18            }");19            await page.EvaluateAsync(@"() => {20                const frame = document.createElement('iframe');21                document.body.appendChild(frame);22                return new Promise(x => frame.onload = x);23            }");24            await page.EvaluateAsync(@"() => {25                const frame = document.createElement('iframe');26                document.body.appendChild(frame);27                return new Promise(x => frame.onload = x);28            }");29            var frame = page.FirstChildFrame();30            await frame.EvaluateAsync("() => window.a = 1");31            await frame.EvaluateAsync("() => window.a");32            await frame.EvaluateAsync("() => window.a = 2");33            await frame.EvaluateAsync("() => window.a");34            await frame.EvaluateAsync("() => window.a = 3");35            await frame.EvaluateAsync("() => window.a");36            await frame.EvaluateAsync("() => window.a = 4");37            await frame.EvaluateAsync("() => window.a");38        }39    }40}

ShouldThrowForDetachedFrames

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Xunit;7using Xunit.Abstractions;8{9    [Trait("Category", "chromium")]10    [Trait("Category", "firefox")]11    [Trait("Category", "webkit")]12    {13        internal FrameEvaluateTests(ITestOutputHelper output) : base(output)14        {15        }16        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]17        public async Task ShouldThrowForDetachedFrames()18        {19            await Page.GoToAsync(TestConstants.EmptyPage);20            var frame = await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.EmptyPage);21            await frame.EvaluateAsync("() => window.a = 1");22            Assert.Equal(1, await frame.EvaluateAsync<int>("() => window.a"));23            await FrameUtils.DetachFrameAsync(Page, "frame1");24            var exception = await Assert.ThrowsAsync<PlaywrightSharpException>(() => frame.EvaluateAsync("() => window.a"));25            StringAssert.Contains("Execution context was destroyed, most likely because of a navigation.", exception.Message);

ShouldThrowForDetachedFrames

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Xunit;7using Xunit.Abstractions;8{9    [Trait("Category", "chromium")]10    [Trait("Category", "firefox")]11    [Trait("Category", "webkit")]12    {13        internal FrameEvaluateTests(ITestOutputHelper output) : base(output)14        {15        }16        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]17        public async Task ShouldThrowForDetachedFrames()18        {19            await Page.GotoAsync(TestConstants.ServerUrl + "/frames/nested-frames.html");20            var frame = Page.FirstChildFrame().FirstChildFrame();21            await frame.DetachAsync();22            var exception = await Assert.ThrowsAsync<PlaywrightSharpException>(() => frame.EvaluateAsync("() => 7 * 8"));23            Assert.Contains("Execution context was destroyed, most likely because of a navigation.", exception.Message);24        }25    }26}27Passing 1 test(s)28Failing 0 test(s)

ShouldThrowForDetachedFrames

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System.Threading.Tasks;3using Xunit;4using Xunit.Abstractions;5{6    [Collection(TestConstants.TestFixtureBrowserCollectionName)]7    {8        public FrameEvaluateTests(ITestOutputHelper output) : base(output)9        {10        }11        [PlaywrightTest("frame-evaluate.spec.ts", "should throw for detached frames")]12        [Fact(Timeout = TestConstants.DefaultTestTimeout)]13        public async Task ShouldThrowForDetachedFrames()14        {15            await Page.GoToAsync(TestConstants.EmptyPage);16            var frame = await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.EmptyPage);17            await frame.DetachAsync();18            var exception = await Assert.ThrowsAnyAsync<PlaywrightSharpException>(() => frame.EvaluateAsync("() => window"));19            Assert.Contains("Execution context was destroyed", exception.Message);20        }21    }22}23{24    using System;25    using System.Collections.Generic;26    using System.Linq;27    using System.Text;28    using System.Threading.Tasks;29    using Microsoft.Playwright.NUnit;30    using NUnit.Framework;31    {32        [PlaywrightTest("frame-evaluate.spec.ts", "should throw for detached frames")]33        [Test, Timeout(TestConstants.DefaultTestTimeout)]34        public async Task ShouldThrowForDetachedFrames()35        {36            await Page.GoToAsync(TestConstants.EmptyPage);37            var frame = await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.EmptyPage);38            await frame.DetachAsync();39            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightSharpException>(() => frame.EvaluateAsync("() => window"));40            StringAssert.Contains("Execution context was destroyed", exception.Message);41        }42    }43}44{45    using System;46    using System.Collections.Generic;47    using System.Linq;48    using System.Text;49    using System.Threading.Tasks;50    using Microsoft.Playwright.NUnit;51    using NUnit.Framework;52    {53        [PlaywrightTest("frame-evaluate.spec.ts", "should throw for detached frames")]

ShouldThrowForDetachedFrames

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 FrameEvaluateTests(ITestOutputHelper output) : base(output)12        {13        }14        [PlaywrightTest("frame-evaluate.spec.ts", "should throw for detached frames")]15        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]16        public async Task ShouldThrowForDetachedFrames()17        {18            await Page.GoToAsync(TestConstants.ServerUrl + "/frames/nested-frames.html");19            var frame = Page.FirstChildFrame().FirstChildFrame();20            await frame.DetachAsync();21            var exception = await Assert.ThrowsAsync<PlaywrightException>(() => frame.EvaluateAsync("() => true"));22            Assert.Contains("Execution context was destroyed", exception.Message);23        }24    }25}

ShouldThrowForDetachedFrames

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Tests;4{5    {6        private FrameEvaluateTests frameEvaluateTests;7        public FrameEvaluateTests()8        {9            frameEvaluateTests = new FrameEvaluateTests();10        }11        public async Task ShouldThrowForDetachedFrames()12        {13            await frameEvaluateTests.ShouldThrowForDetachedFrames();14        }15    }16}17using System;18using System.Threading.Tasks;19using Microsoft.Playwright.Tests;20{21    {22        private FrameEvaluateTests frameEvaluateTests;23        public FrameEvaluateTests()24        {25            frameEvaluateTests = new FrameEvaluateTests();26        }27        public async Task ShouldThrowForDetachedFrames()28        {29            await frameEvaluateTests.ShouldThrowForDetachedFrames();30        }31    }32}33        Public Sub New()34            frameEvaluateTests = New FrameEvaluateTests()35        Public Async Function ShouldThrowForDetachedFrames() As Task36            Await frameEvaluateTests.ShouldThrowForDetachedFrames()

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.

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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.
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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.
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