Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageEmulateMediaTests.ShouldWorkDuringNavigation
PageEmulateMediaTests.cs
Source:PageEmulateMediaTests.cs  
...52            Assert.False(await Page.EvaluateAsync<bool>("() => matchMedia('(prefers-color-scheme: dark)').matches"));53        }54        [PlaywrightTest("page-emulate-media.spec.ts", "should work during navigation")]55        [Skip(SkipAttribute.Targets.Firefox)]56        public async Task ShouldWorkDuringNavigation()57        {58            await Page.EmulateMediaAsync(new() { ColorScheme = ColorScheme.Light });59            var navigated = Page.GotoAsync(Server.EmptyPage);60            for (int i = 0; i < 9; i++)61            {62                await Page.EmulateMediaAsync(new() { ColorScheme = i % 2 == 0 ? ColorScheme.Dark : ColorScheme.Light });63                await Task.Delay(1);64            }65            await navigated;66            Assert.True(await Page.EvaluateAsync<bool>("() => matchMedia('(prefers-color-scheme: dark)').matches"));67        }68        [PlaywrightTest("page-emulate-media.spec.ts", "should work in popup")]69        public async Task ShouldWorkInPopup()70        {...ShouldWorkDuringNavigation
Using AI Code Generation
1{2    [Parallelizable(ParallelScope.Self)]3    {4        [PlaywrightTest("page-emulate-media.spec.ts", "should work during navigation")]5        [Test, Timeout(TestConstants.DefaultTestTimeout)]6        public async Task ShouldWorkDuringNavigation()7        {8            await Page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });9            await Page.GoToAsync(TestConstants.ServerUrl + "/css.html");10            var (request, _) = await TaskUtils.WhenAll(11                Server.WaitForRequest("/sleep.zzz"),12                Page.EvaluateAsync("() => matchMedia('(prefers-color-scheme: dark)').matches")13            );14            Assert.True(request.Url.Contains("dark"));15            await Page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Light });16            await Page.GoToAsync(TestConstants.EmptyPage);17            (request, _) = await TaskUtils.WhenAll(18                Server.WaitForRequest("/sleep.zzz"),19                Page.EvaluateAsync("() => matchMedia('(prefers-color-scheme: light)').matches")20            );21            Assert.True(request.Url.Contains("light"));22        }23    }24}25{26    [Parallelizable(ParallelScope.Self)]27    {28        [PlaywrightTest("page-emulate-media.spec.ts", "should work during cross-process navigation")]29        [Test, Timeout(TestConstants.DefaultTestTimeout)]30        public async Task ShouldWorkDuringCrossProcessNavigation()31        {32            await Page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });33            await Page.GoToAsync(TestConstants.EmptyPage);34            var (request, _) = await TaskUtils.WhenAll(35                Server.WaitForRequest("/sleep.zzz"),36                Page.EvaluateAsync("() => matchMedia('(prefers-color-scheme: dark)').matches")37            );38            Assert.True(request.Url.Contains("dark"));39            await Page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Light });40            await Page.GoToAsync(TestConstants.CrossProcessUrl + "/empty.html");41            (request, _) = await TaskUtils.WhenAll(ShouldWorkDuringNavigation
Using AI Code Generation
1{2    [Parallelizable(ParallelScope.Self)]3    {4        [PlaywrightTest("page-emulate-media.spec.ts", "should work during navigation")]5        [Test, Timeout(TestConstants.DefaultTestTimeout)]6        public async Task ShouldWorkDuringNavigation()7        {8            await Page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });9            await Page.GotoAsync(Server.EmptyPage);10            await Page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Light });11            await Page.GotoAsync(Server.EmptyPage);12        }13    }14}ShouldWorkDuringNavigation
Using AI Code Generation
1using Microsoft.Playwright.Tests;2PageEmulateMediaTests test = new PageEmulateMediaTests();3test.ShouldWorkDuringNavigation();4using Microsoft.Playwright.Tests;5PageEmulateMediaTests test = new PageEmulateMediaTests();6test.ShouldWorkDuringNavigation();7using Microsoft.Playwright.Tests;8PageEmulateMediaTests test = new PageEmulateMediaTests();9test.ShouldWorkDuringNavigation();10using Microsoft.Playwright.Tests;11PageEmulateMediaTests test = new PageEmulateMediaTests();12test.ShouldWorkDuringNavigation();13using Microsoft.Playwright.Tests;14PageEmulateMediaTests test = new PageEmulateMediaTests();15test.ShouldWorkDuringNavigation();16using Microsoft.Playwright.Tests;17PageEmulateMediaTests test = new PageEmulateMediaTests();18test.ShouldWorkDuringNavigation();19using Microsoft.Playwright.Tests;20PageEmulateMediaTests test = new PageEmulateMediaTests();21test.ShouldWorkDuringNavigation();22using Microsoft.Playwright.Tests;23PageEmulateMediaTests test = new PageEmulateMediaTests();24test.ShouldWorkDuringNavigation();25using Microsoft.Playwright.Tests;26PageEmulateMediaTests test = new PageEmulateMediaTests();27test.ShouldWorkDuringNavigation();28using Microsoft.Playwright.Tests;ShouldWorkDuringNavigation
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using NUnit.Framework;6{7    [Parallelizable(ParallelScope.Self)]8    {9        [PlaywrightTest("page-emulate-media.spec.ts", "should work during navigation")]10        [Test, Timeout(TestConstants.DefaultTestTimeout)]11        public async Task ShouldWorkDuringNavigation()12        {13            await Page.GoToAsync(TestConstants.ServerUrl + "/css.html");14            await Page.EmulateMediaAsync(new MediaFeature { Name = "prefers-reduced-motion", Value = "reduce" });15            var (request, _) = await TaskUtils.WhenAll(16                Server.WaitForRequest("/sleep.zzz", request => request.PostData),17                Page.GoToAsync(TestConstants.ServerUrl + "/sleep.zzz", WaitUntilState.Networkidle0)18            );19            Assert.AreEqual("prefers-reduced-motion: reduce", request.PostData);20        }21    }22}ShouldWorkDuringNavigation
Using AI Code Generation
1await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });2await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Light });3await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });4await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });5await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Light });6await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });7await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });8await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Light });9await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });10await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });11await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Light });12await page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });ShouldWorkDuringNavigation
Using AI Code Generation
1using System;2using System.Linq;3using System.Threading.Tasks;4using Microsoft.Playwright.Tests;5using NUnit.Framework;6{7    {8        [PlaywrightTest("page-emulate-media.spec.ts", "should work during navigation")]9        [Test, Timeout(TestConstants.DefaultTestTimeout)]10        public async Task ShouldWorkDuringNavigation()11        {12            await Page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Dark });13            var response = await Page.GotoAsync(Server.EmptyPage);14            Assert.AreEqual("dark", await response.EvaluateAsync<string>("() => matchMedia('(prefers-color-scheme: dark)').matches"));15            await Page.EmulateMediaAsync(new PageEmulateMediaOptions { ColorScheme = ColorScheme.Light });16            response = await Page.GotoAsync(Server.EmptyPage);17            Assert.AreEqual("light", await response.EvaluateAsync<string>("() => matchMedia('(prefers-color-scheme: dark)').matches"));18        }19    }20}ShouldWorkDuringNavigation
Using AI Code Generation
1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4{5    public static async Task Main()6    {7        await new PageEmulateMediaTests().ShouldWorkDuringNavigation();8    }9}10using Microsoft.Playwright.Tests;11using System;12using System.Threading.Tasks;13{14    public static async Task Main()15    {16        await new PageEmulateMediaTests().ShouldWorkDuringCrossProcessNavigation();17    }18}19using Microsoft.Playwright.Tests;20using System;21using System.Threading.Tasks;22{23    public static async Task Main()24    {25        await new PageEmulateMediaTests().ShouldWorkDuringCrossProcessNavigationAndBack();26    }27}28using Microsoft.Playwright.Tests;29using System;30using System.Threading.Tasks;31{32    public static async Task Main()33    {34        await new PageEmulateMediaTests().ShouldWorkDuringCrossProcessNavigationAndBackLambdaTest’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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