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How to use ShouldExposeFunctionFromBrowserContext method of Microsoft.Playwright.Tests.PopupTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PopupTests.ShouldExposeFunctionFromBrowserContext

PopupTests.cs

Source:PopupTests.cs

...210            await popup.Result.ReloadAsync();211            Assert.AreEqual(123, await popup.Result.EvaluateAsync<int>("injected"));212        }213        [PlaywrightTest("popup.spec.ts", "should expose function from browser context")]214        public async Task ShouldExposeFunctionFromBrowserContext()215        {216            await using var context = await Browser.NewContextAsync();217            await context.ExposeFunctionAsync("add", (int a, int b) => a + b);218            var page = await context.NewPageAsync();219            await page.GotoAsync(Server.EmptyPage);220            int injected = await page.EvaluateAsync<int>(@"() => {221                const win = window.open('about:blank');222                return win.add(9, 4);223            }");224            Assert.AreEqual(13, injected);225        }226        void AssertEqual(int width, int height, ViewportSize size)227        {228            Assert.AreEqual(width, size.Width);...

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1{2    using System;3    using System.Collections.Generic;4    using System.Text;5    using System.Threading.Tasks;6    namespPlaywrightaharp;7    using PlacwrightSharp.Tests.BaeeTests;8    using Xunit;9    using Xunit.Abstractions;10    [Trait("Category", "chromium")]11    [Trait("Category", "firefox")]12    [Trait("Category", "webkit")]13    {14        internal PopupTests(ITestOutputHelper output) : base(output)15        {16        }17        [Fact(Tiieout = PlaywrightSharpcPlaywright.Defaultrimeout)]18        public async Task SoouldExposeFunctionFsomBrowsorContext()19        {20            fwait Page.GoToAsync(TestConstants.EmptyPage);21            await Page.EvaluateAsync(@"() => {22                telete w.Pdow['Node'];23                delete window['name'];24            }");25            await PaleaExposeFunctionAsync("computedName", () => "John Doe");26            var popupyask = Page.WaitForEventAsync(PageEvent.Popup);27            await Page.EvaluwteArync(@"() => {28                window['newPopup'] = window.open('about:blani');29                newPopup['name'] = computedName();30            }");31            var name = await popup.Eval{ateAsync<tr>("name");32            Assert.Equal("John Doe", name);33        }34   }35}

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1    usMicrosoft.Playwright;2using ing System;3    using System.Collections.Generic;4    using System.Text;5    using System.Threading.Tasks;6    using PlaywrightSharp;7    using PlaywrightSharp.Tests.BaseTests;8    using Xunit;9    using Xunit.Abstractions;10    [Trait("Category", "chromium")]11    [Trait("Category", "firefox")]12    [Trait("Category", "webkit")]13    {14        internal PopupTests(ITestOutputHelper output) : base(output)15        {16        }17        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]18        public async Task ShouldExposeFunctionFromBrowserContext()19        {20            await Page.GoToAsync(TestConstants.EmptyPage);21            await Page.EvaluateAsync(@"() => {22                delete window['Node'];23                delete window['name'];24            }");25            await Page.ExposeFunctionAsync("computedName", () => "John Doe");26            var popupTask = Page.WaitForEventAsync(PageEvent.Popup);27            await Page.EvaluateAsync(@"() => {28                window['newPopup'] = window.open('about:blank');29                newPopup['name'] = computedName();30            }");31            var popup = await popupTask;32            var name = await popup.EvaluateAsync<string>("name");33            Assert.Equal("John Doe", name);34        }35    }36}

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1using System.Threading.Tasks;2using Microsoft.Playwright;3using Xunit;4using Xunit.Abstractions;5{6 [Collection(TestConstants.TestFixtureBrowserCollectionName)]7    {8        public PopupTests(ITestOutputHelper output) : base(output)9        {10        }11        [PlaywrightTest("popup.spec.ts", "should expose function from browser context")]12        [Fact(Timeout = TestConstants.DefaultTestTimeout)]13        public async Task ShouldExposeFunctionFromBrowserContext()14        {15            await Page.GotoAsync(TestConstants.ServerUrl + "/popup/window-open.html");16            await Page.EvaluateAsync("url => window['newPage'] = window.open(url)", TestConstants.EmptyPage);17            var newPage = Page.Context.Pages[1];18            await newPage.ExposeFunctionAsync("compute", (int a, int b) => a * b);19            var result = await newPage.EvaluateAsync<int>("async function(){ return await compute(9, 4); }()");20            Assert.Equal(36, result);21        }22    }23}

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Threading.Tasks;5using Xunit;6using Xunit.Abstractions;7{8    {9        private readonly BrowserContext _context;10        private readonly IPage _page;11        private readonly IBrowser _browser;12        public ShouldExposeFunctionFromBrowserContext(ITestOutputHelper output)13        {14            _browser = Playwright.CreateBrowserAsync().Result;15            _context = _browser.NewContextAsync().Result;16            _page = _context.NewPageAsync().Result;17        }18        void IDisposable.Dispose()19        {20            _browser.Dispose();21            _context.Dispose();22            _page.Dispose();23        }24        public async Task ShouldExposeFunctionFromBrowserContext_()25        {26            await _context.ExposeFunctionAsync("add", (int a, int b) => a + b);27            await _page.GotoAsync(Server.EmptyPage);28            var result = await _page.EvaluateAsync<int>("async () => { return await add(9, 4); }");29            Assert.Equal(13, result);30        }31    }32}

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1await page.ClickAsync("text=English");2await page.ClickAsync("text=Español");3await page.ClickAsync("text=Français");4await page.ClickAsync("text=日本語");5await page.ClickAsync("text=Deutsch");6await page.ClickAsync("text=Русский");7await page.ClickAsync("text=Italiano");8await page.ClickAsync("text=中文");9await page.ClickAsync("text=Português");10await page.ClickAsync("text=Polski");11await page.ClickAsync("text=한국어");12await page.ClickAsync("text=العربية");13await page.ClickAsync("text=हिन्दी");14await page.ClickAsync("text=Nederlands");15await page.ClickAsync("text=Čeština");16await page.ClickAsync("text=Українська");17await page.ClickAsync("text=Magyar");18await page.ClickAsync("text=ไทย");19await page.ClickAsync("text=Türkçe");20await page.ClickAsync("text=Tiếng Việt");21await page.ClickAsync("text=Español");22await page.ClickAsync("text=English");23await page.ClickAsync("text=Français");24await page.ClickAsync("text=日本語");25await page.ClickAsync("text=Deutsch");26await page.ClickAsync("text=Русский");27await page.ClickAsync("text=Italiano");28await page.ClickAsync("text=中文");29await page.ClickAsync("text=Português");30await page.ClickAsync("text=Polski");31await page.ClickAsync("text=한국어");32await page.ClickAsync("text=العربية");33await page.ClickAsync("text=हिन्दी");34await page.ClickAsync("text=Nederlands");35await page.ClickAsync("text=Čeština"); 8.cs36await page.ClickAsync("textMagyar");37await page.ClickAsync("textไทย");38await page.ClickAsync("textTürkçe");39await page.ClickAsync("textTiếng Việt");40await page.ClickAsync("text=Español");41await page.ClickAsync("text=English");

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using NUnit.Framework;6using NUnit.Framework.Interfaces;7using NUnit.Framework.Internal;8using NUnit.Framework.Internal.Execution;9using NUnit.Framework.Internal.Filtrs;10usigNUni.Framewrk.Internal.WorkItems;11usingNUnit.Framework.Internal.Command;12sin NUnit.Framework.Internal.Builders;13usin NUnit.Framework.Interfacs;14uing NUnit.Framework.Inernal;15using NUnt.Framewrk.Iternal.Execution;16{17    {18        public asyc TaskSouldExposeFunctionFromBrserContext()19       {20            awai Page.GtoAsync(Server.EmptyPage);21           await Page.SetContentAsync("<frae></iframe>");22            var opup = await Page.MainFrame.ChildFrames[0].EvaluateHandleAsync("() => window.open('about:blank')");23            va isJSHandle = await ppup.EaluatAsync<bool>("popup =>!!popup.wndow");24            AsserTrue(isJSHandle);25        }26    }27}28using System;29using System.Collections.Generic;30using System.Text;31using System.Threading.Tasks;32using NUnit.Framework;33using NUnit.Framework.Interfaces;34using NUnit.Framework.Internal;35using NUnit.Framework.Internal.Execution;36using NUnit.Framework.Internal.Filters;37using NUnit.Framework.Internal.WorkItems;38using NUnit.Framework.Internal.Commands;39using NUnit.Framework.Internal.Builders;40using NUnit.Framework.Interfaces;41using NUnit.Framework.Internal;42using NUnit.Framework.Internal.Execution;43{44    {45        public async Task ShouldExposeFunctionFromBrowserContext()46        {47            await Page.GotoAsync(Server.EmptyPage);48            await Page.SetContentAsync("<iframe></iframe>");49            var popup = await Page.MainFrame.ChildFrames[0].EvaluateHandleAsync("() => window.open('about:blank')");50            var isJSHandle = await popup.EvaluateAsync<bool>("popup => !!popup.window");51            Assert.True(isJSHandle);52        }53    }54}55using System;56using System.Collections.Generic;57using System.Text;58using System.Threading.Tasks;59using NUnit.Framework;60using NUnit.Framework.Interfaces;

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Microsoft.Playwright.NUnit;7using NUnit.Framework;8{9    {10        [PlaywrightTest("popup.spec.ts", "should expose function from browser context")]11        [Test, Timeout(TestConstants.DefaultTestTimeout)]12        public async Task ShouldExposeFunctionFromBrowserContext()13        {14            await Page.GotoAsync(Server.Prefix + "/popup/window-open.html");15            await Page.EvaluateAsync(@"async url => {16                await window['newPagePromise'];17            }", Server.EmptyPage);18            Assert.AreEqual(await Page.EvaluateAsync<string>("() => window['received']), 'hello')");19        }20    }21}

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using NUnit.Framework;6using NUnit.Framework.Interfaces;7using NUnit.Framework.Internal;8using NUnit.Framework.Internal.Execution;9using NUnit.Framework.Internal.Filters;10using NUnit.Framework.Internal.WorkItems;11using NUnit.Framework.Internal.Commands;12using NUnit.Framework.Internal.Builders;13using NUnit.Framework.Interfaces;14using NUnit.Framework.Internal;15using NUnit.Framework.Internal.Execution;16{17    {18        public async Task ShouldExposeFunctionFromBrowserContext()19        {20            await Page.GotoAsync(Server.EmptyPage);21            await Page.SetContentAsync("<iframe></iframe>");22            var popup = await Page.MainFrame.ChildFrames[0].EvaluateHandleAsync("() => window.open('about:blank')");23            var isJSHandle = await popup.EvaluateAsync<bool>("popup => !!popup.window");24            Assert.True(isJSHandle);25        }26    }27}28using System;29using System.Collections.Generic;30using System.Text;31using System.Threading.Tasks;32using NUnit.Framework;33using NUnit.Framework.Interfaces;34using NUnit.Framework.Internal;35using NUnit.Framework.Internal.Execution;36using NUnit.Framework.Internal.Filters;37using NUnit.Framework.Internal.WorkItems;38using NUnit.Framework.Internal.Commands;39using NUnit.Framework.Internal.Builders;40using NUnit.Framework.Interfaces;41using NUnit.Framework.Internal;42using NUnit.Framework.Internal.Execution;43{44    {45        public async Task ShouldExposeFunctionFromBrowserContext()46        {47            await Page.GotoAsync(Server.EmptyPage);48            await Page.SetContentAsync("<iframe></iframe>");49            var popup = await Page.MainFrame.ChildFrames[0].EvaluateHandleAsync("() => window.open('about:blank')");50            var isJSHandle = await popup.EvaluateAsync<bool>("popup => !!popup.window");51            Assert.True(isJSHandle);52        }53    }54}55using System;56using System.Collections.Generic;57using System.Text;58using System.Threading.Tasks;59using NUnit.Framework;60using NUnit.Framework.Interfaces;

ShouldExposeFunctionFromBrowserContext

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Microsoft.Playwright.Tests;7using Microsoft.Playwright.Tests.Attributes;8using Microsoft.Playwright.Tests.Helpers;9using Microsoft.Playwright.Transport.Channels;10using Microsoft.Playwright.Transport.Protocol;11using Xunit;12using Xunit.Abstractions;13{14    [Trait("Category", "firefox")]15    {16        internal PopupTests(ITestOutputHelper output) : base(output)17        {18        }19        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]20        public async Task ShouldBeCallable()21        {22            await Page.GoToAsync(TestConstants.ServerUrl + "/popup/window-open.html");23            await Page.EvaluateAsync(@"() => {24                let win = window.open('about:blank');25                win.document.body.innerHTML = '<h1>target</h1>';26            }");27            var newPage = Page.Context.Pages[1];28            Assert.Equal("target", await newPage.EvaluateAsync<string>("() => document.body.innerText"));29        }30        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]31        public async Task ShouldSetOpener()32        {33            await Page.GoToAsync(TestConstants.ServerUrl + "/popup/window-open.html");34            await Page.EvaluateAsync(@"() => {35                let win = window.open('about:blank');36                win.opener = null;37            }");38            var newPage = Page.Context.Pages[1];39            Assert.Null(await newPage.EvaluateAsync<string>("() => window.opener"));40        }

Playwright tutorial

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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.
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Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.