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How to use ShouldRunInParallelInMultiplePages method of Microsoft.Playwright.Tests.PageScreenshotTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageScreenshotTests.ShouldRunInParallelInMultiplePages

PageScreenshotTests.cs

Source:PageScreenshotTests.cs

...151            Assert.AreEqual(500, Page.ViewportSize.Width);152            Assert.AreEqual(500, Page.ViewportSize.Height);153        }154        [PlaywrightTest("page-screenshot.spec.ts", "should run in parallel in multiple pages")]155        public async Task ShouldRunInParallelInMultiplePages()156        {157            int n = 5;158            var pageTasks = new List<Task<IPage>>();159            for (int i = 0; i < n; i++)160            {161                async Task<IPage> Func()162                {163                    var page = await Context.NewPageAsync();164                    await page.GotoAsync(Server.Prefix + "/grid.html");165                    return page;166                }167                pageTasks.Add(Func());168            }169            await TaskUtils.WhenAll(pageTasks);...

ShouldRunInParallelInMultiplePages

Using AI Code Generation

1{2    [Parallelizable(ParallelScope.Self)]3    {4        [PlaywrightTest("page-screenshot.spec.ts", "should work")]5        [Test, Timeout(TestConstants.DefaultTestTimeout)]6        public async Task ShouldWork()7        {8            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");9            byte[] screenshot = await Page.ScreenshotAsync();10            Assert.True(ScreenshotHelper.PixelMatch("screenshot-sanity.png", screenshot));11        }12    }13}14{15    [Parallelizable(ParallelScope.Self)]16    {17        [PlaywrightTest("page-screenshot.spec.ts", "should run in parallel in multiple pages")]18        [Test, Timeout(TestConstants.DefaultTestTimeout)]19        public async Task ShouldRunInParallelInMultiplePages()20        {21            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");22            await Page.EvaluateAsync(@"() => {23                window.globalVar = 123;24            }");25            await Page.EvaluateAsync(@"() => {26                window.globalVar = 456;27            }");28            var tasks = new List<Task<byte[]>>();29            for (int i = 0; i < 2; ++i)30            {31                tasks.Add(Page.ScreenshotAsync());32            }33            byte[][] screenshots = await Task.WhenAll(tasks);34            Assert.True(ScreenshotHelper.PixelMatch("grid-background.png", screenshots[0]));35            Assert.True(ScreenshotHelper.PixelMatch("grid-background.png", screenshots[1]));36        }37    }38}39{40    [Parallelizable(ParallelScope.Self)]41    {42        [PlaywrightTest("page-set-content.spec.ts", "should work")]43        [Test, Timeout(TestConstants.DefaultTestTimeout)]44        public async Task ShouldWork()45        {

ShouldRunInParallelInMultiplePages

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Xunit;6using Xunit.Abstractions;7{8    {9        public PageScreenshotTests(ITestOutputHelper output) : base(output)10        {11        }12        [PlaywrightTest("page-screenshot.spec.ts", "should run in parallel in multiple pages")]13        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]14        public async Task ShouldRunInParallelInMultiplePages()15        {16            await using var context = await Browser.NewContextAsync();17            var page1 = await context.NewPageAsync();18            var page2 = await context.NewPageAsync();19            var page3 = await context.NewPageAsync();20            var page4 = await context.NewPageAsync();21            var page5 = await context.NewPageAsync();22            await Task.WhenAll(23                page1.GotoAsync(Server.Prefix + "/grid.html"),24                page2.GotoAsync(Server.Prefix + "/grid.html"),25                page3.GotoAsync(Server.Prefix + "/grid.html"),26                page4.GotoAsync(Server.Prefix + "/grid.html"),27                page5.GotoAsync(Server.Prefix + "/grid.html")28            );29            var results = await Task.WhenAll(30                page1.ScreenshotAsync(),31                page2.ScreenshotAsync(),32                page3.ScreenshotAsync(),33                page4.ScreenshotAsync(),34                page5.ScreenshotAsync()35            );36            foreach (var result in results)37            {38                Assert.True(result.Length > 100000);39            }40        }41    }42}43{44    {

ShouldRunInParallelInMultiplePages

Using AI Code Generation

1using Microsoft.Playwright;2using System.Threading.Tasks;3{4    {5        static async Task Main(string[] args)6        {7            using var playwright = await Playwright.CreateAsync();8            await using var browser = await playwright.Firefox.LaunchAsync(new BrowserTypeLaunchOptions9            {10            });11            var context = await browser.NewContextAsync();12            var page = await context.NewPageAsync();13            await page.ScreenshotAsync(new PageScreenshotOptions14            {15            });16        }17    }18}

ShouldRunInParallelInMultiplePages

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Tests;4using Xunit;5using Xunit.Abstractions;6{7    {8        public PageScreenshotTests(ITestOutputHelper output) : base(output)9        {10        }11        [Fact(Timeout=PlaywrightSharp.Playwright.DefaultTimeout)]12        public async Task ShouldRunInParallelInMultiplePages()13        {14            var page1 = await Context.NewPageAsync();15            var page2 = await Context.NewPageAsync();16            await Task.WhenAll(17                page1.SetViewportSizeAsync(500, 500),18                page2.SetViewportSizeAsync(500, 500)19            );20            var results = await Task.WhenAll(21                page1.ScreenshotAsync(),22                page2.ScreenshotAsync()23            );24            Assert.Equal(2, results.Length);25        }26    }27}

ShouldRunInParallelInMultiplePages

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4using Xunit;5using Xunit.Abstractions;6{7    {8        public PageScreenshotTests(ITestOutputHelper output) : base(output)9        {10        }11        public async Task ShouldRunInParallelInMultiplePages()12        {13            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");14            var tasks = new System.Collections.Generic.List<Task>();15            for (int i = 0; i < 5; ++i)16            {17                tasks.Add(Page.ScreenshotAsync());18            }19            var results = await Task.WhenAll(tasks);20            Assert.All(results, (result) => Assert.NotNull(result));21        }22    }23}24using Microsoft.Playwright.Tests;25using System;26using System.Threading.Tasks;27using Xunit;28using Xunit.Abstractions;29{30    {31        public PageSetExtraHttpHeadersTests(ITestOutputHelper output) : base(output)32        {33        }34        public async Task ShouldWork()35        {36            await Page.SetExtraHttpHeadersAsync(new System.Collections.Generic.Dictionary<string, string> {37            });38            await Page.GoToAsync(TestConstants.EmptyPage);39            Assert.Contains("foo: bar", await Page.EvaluateAsync<string>("() => JSON.stringify(Object.fromEntries(document.headers))"));40        }41    }42}43using Microsoft.Playwright.Tests;44using System;45using System.Threading.Tasks;46using Xunit;47using Xunit.Abstractions;48{49    {50        public PageSetGeolocationTests(ITestOutputHelper output) : base(output)51        {52        }53        public async Task ShouldWork()54        {55            await Page.SetGeolocationAsync(new Geolocation { Latitude = 10, Longitude = 10 });56            await Page.GoToAsync(TestConstants.ServerUrl + "/ge

ShouldRunInParallelInMultiplePages

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    {11        public PageScreenshotTests(ITestOutputHelper output) : base(output)12        {13        }14        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]15        public async Task ShouldRunInParallelInMultiplePages()16        {17            for (int i = 0; i < 3; i++)18            {19                await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");20            }21            var tasks = new List<Task>();22            for (int i = 0; i < 3; i++)23            {24                tasks.Add(Page.ScreenshotAsync());25            }26            await Task.WhenAll(tasks);27        }28    }29}30using Microsoft.Playwright.Tests;31using System;32using System.Collections.Generic;33using System.Linq;34using System.Text;35using System.Threading.Tasks;36using Xunit;37using Xunit.Abstractions;38{39    {40        public PageScreenshotTests(ITestOutputHelper output) : base(output)41        {42        }43        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]44        public async Task ShouldWorkWithFullPageHeightEvenWhenContentHidesScrollbar()45        {46            await Page.SetViewportSizeAsync(500, 500);47            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");48            await Page.EvaluateAsync(@"() => {49                document.body.style.height = '2000px';50                document.querySelector('.box:nth-of-type(26)').scrollIntoView();51            }");52            var screenshot = await Page.ScreenshotAsync(fullPage: true);53            Assert.True(ScreenshotHelper.PixelMatch("screenshot-sanity.png", screenshot));54        }55    }56}57using Microsoft.Playwright.Tests;58using System;59using System.Collections.Generic;60using System.Linq;61using System.Text;62using System.Threading.Tasks;

ShouldRunInParallelInMultiplePages

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using NUnit.Framework;8{9    {10        public async Task SetUp()11        {12            await Page.SetViewportSizeAsync(500, 500);13            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");14        }15        public async Task ShouldWork()16        {17            var screenshot = await Page.ScreenshotAsync();18            Assert.AreEqual(500, screenshot.Width);19            Assert.AreEqual(500, screenshot.Height);20        }21        public async Task ShouldTakeScreenshotOfHiddenElements()22        {23            await Page.SetContentAsync("<div style='display:none'>hi</div>");24            var screenshot = await Page.ScreenshotAsync();25            Assert.True(ScreenshotHelper.PixelMatch("screenshot-sanity.png", screenshot));26        }27        public async Task ShouldRunInParallelInMultiplePages()28        {29            var page1 = await Context.NewPageAsync();30            var page2 = await Context.NewPageAsync();31            var page3 = await Context.NewPageAsync();32            var page4 = await Context.NewPageAsync();33            var task1 = page1.ScreenshotAsync();34            var task2 = page2.ScreenshotAsync();35            var task3 = page3.ScreenshotAsync();36            var task4 = page4.ScreenshotAsync();37            var results = await Task.WhenAll(task1, task2, task3, task4);38            foreach (var result in results)39            {40                Assert.AreEqual(800, result.Width);41                Assert.AreEqual(600, result.Height);42            }43            await page1.CloseAsync();44            await page2.CloseAsync();45            await page3.CloseAsync();46            await page4.CloseAsync();47        }48        public async Task ShouldTakeScreenshotWhenPageAddsViewport()49        {50            await Page.EvaluateAsync(@"() => {51                delete window.innerWidth;52                delete window.innerHeight;53                delete document.documentElement.clientWidth;54                delete document.documentElement.clientHeight;55            }");56            var screenshot = await Page.ScreenshotAsync();57            Assert.AreEqual(800, screenshot.Width);58            Assert.AreEqual(600, screenshot.Height);59        }

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