How to use BrowserTypeLaunchTests class of Microsoft.Playwright.Tests package

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.BrowserTypeLaunchTests

BrowserTypeLaunchTests.cs

Source:BrowserTypeLaunchTests.cs Github

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...27using NUnit.Framework;28namespace Microsoft.Playwright.Tests29{30 ///<playwright-file>browsertype-launch.spec.ts</playwright-file>31 public class BrowserTypeLaunchTests : PlaywrightTestEx32 {33 [PlaywrightTest("browsertype-launch.spec.ts", "should reject all promises when browser is closed")]34 public async Task ShouldRejectAllPromisesWhenBrowserIsClosed()35 {36 await using var browser = await BrowserType.LaunchAsync();37 var page = await (await browser.NewContextAsync()).NewPageAsync();38 var neverResolves = page.EvaluateHandleAsync("() => new Promise(r => {})");39 await browser.CloseAsync();40 var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => neverResolves);41 // WebKit under task-set -c 1 is giving browser, rest are giving target.42 StringAssert.Contains(" closed", exception.Message);43 }44 [PlaywrightTest("defaultbrowsercontext-2.spec.ts", "should throw if page argument is passed")]45 [Skip(SkipAttribute.Targets.Firefox)]...

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BrowserTypeLaunchTests

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1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8 {9 static void Main(string[] args)10 {11 BrowserTypeLaunchTests test = new BrowserTypeLaunchTests();12 test.LaunchPersistentContextAsync();13 }14 }15}

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BrowserTypeLaunchTests

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1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8 {9 static void Main(string[] args)10 {11 BrowserTypeLaunchTests test = new BrowserTypeLaunchTests();12 test.ShouldWork();13 }14 }15}

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BrowserTypeLaunchTests

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1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8 {9 static void Main(string[] args)10 {11 BrowserTypeLaunchTests test = new BrowserTypeLaunchTests();12 test.LaunchOptionsHeadless();13 Console.WriteLine("Test passed");14 Console.ReadLine();15 }16 }17}18using Microsoft.Playwright.Tests;19using System;20using System.Collections.Generic;21using System.Linq;22using System.Text;23using System.Threading.Tasks;24{25 {26 static void Main(string[] args)27 {28 BrowserTypeLaunchTests test = new BrowserTypeLaunchTests();29 test.LaunchOptionsArgs();30 Console.WriteLine("Test passed");31 Console.ReadLine();32 }33 }34}35using Microsoft.Playwright.Tests;36using System;37using System.Collections.Generic;38using System.Linq;39using System.Text;40using System.Threading.Tasks;41{42 {43 static void Main(string[] args)44 {45 BrowserTypeLaunchTests test = new BrowserTypeLaunchTests();46 test.LaunchOptionsArgs();47 Console.WriteLine("Test passed");48 Console.ReadLine();49 }50 }51}52using Microsoft.Playwright.Tests;53using System;54using System.Collections.Generic;55using System.Linq;56using System.Text;57using System.Threading.Tasks;58{59 {60 static void Main(string[] args)61 {62 BrowserTypeLaunchTests test = new BrowserTypeLaunchTests();63 test.LaunchOptionsIgnoreDefaultArgs();64 Console.WriteLine("Test passed");65 Console.ReadLine();66 }67 }68}69using Microsoft.Playwright.Tests;70using System;71using System.Collections.Generic;72using System.Linq;73using System.Text;74using System.Threading.Tasks;75{76 {77 static void Main(string[] args)78 {79 BrowserTypeLaunchTests test = new BrowserTypeLaunchTests();

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BrowserTypeLaunchTests

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1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using System;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 using var playwright = await Playwright.CreateAsync();10 var browserType = playwright.Chromium;11 await using var browser = await browserType.LaunchAsync();12 var context = await browser.NewContextAsync();13 var page = await context.NewPageAsync();14 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "screenshot.png" });15 }16 }17}18using Microsoft.Playwright;19using Microsoft.Playwright.Tests;20using System;21using System.Threading.Tasks;22{23 {24 static async Task Main(string[] args)25 {26 using var playwright = await Playwright.CreateAsync();27 var browserType = playwright.Chromium;28 await using var browser = await browserType.LaunchAsync();29 var context = await browser.NewContextAsync();30 var page = await context.NewPageAsync();31 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "screenshot.png" });32 }33 }34}35using Microsoft.Playwright;36using Microsoft.Playwright.Tests;37using System;38using System.Threading.Tasks;39{40 {41 static async Task Main(string[] args)42 {43 using var playwright = await Playwright.CreateAsync();44 var browserType = playwright.Chromium;45 await using var browser = await browserType.LaunchAsync();46 var context = await browser.NewContextAsync();47 var page = await context.NewPageAsync();48 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "screenshot.png" });49 }50 }51}52using Microsoft.Playwright;53using Microsoft.Playwright.Tests;54using System;55using System.Threading.Tasks;56{57 {

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BrowserTypeLaunchTests

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1using Microsoft.Playwright.Tests;2BrowserTypeLaunchTests obj = new BrowserTypeLaunchTests();3obj.LaunchPersistentContextWithIgnoreHTTPSErrorsTest();4using Microsoft.Playwright.Tests;5BrowserTypeLaunchTests obj = new BrowserTypeLaunchTests();6obj.LaunchPersistentContextWithIgnoreHTTPSErrorsTest();7using Microsoft.Playwright.Tests;8BrowserTypeLaunchTests obj = new BrowserTypeLaunchTests();9obj.LaunchPersistentContextWithIgnoreHTTPSErrorsTest();10using Microsoft.Playwright.Tests;11BrowserTypeLaunchTests obj = new BrowserTypeLaunchTests();12obj.LaunchPersistentContextWithIgnoreHTTPSErrorsTest();13using Microsoft.Playwright.Tests;14BrowserTypeLaunchTests obj = new BrowserTypeLaunchTests();15obj.LaunchPersistentContextWithIgnoreHTTPSErrorsTest();16using Microsoft.Playwright.Tests;17BrowserTypeLaunchTests obj = new BrowserTypeLaunchTests();18obj.LaunchPersistentContextWithIgnoreHTTPSErrorsTest();

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BrowserTypeLaunchTests

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1using Microsoft.Playwright.Tests;2using System.Threading.Tasks;3using Xunit;4using Xunit.Abstractions;5{6 {7 public BrowserTypeLaunchTests(ITestOutputHelper output) : base(output)8 {9 }10 public async Task ShouldWork()11 {12 await using var browser = await BrowserType.LaunchAsync();13 var page = await browser.NewPageAsync();14 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "5.png" });15 }16 }17}18using Microsoft.Playwright.Tests;19using System.Threading.Tasks;20using Xunit;21using Xunit.Abstractions;22{23 {24 public BrowserTypeLaunchTests(ITestOutputHelper output) : base(output)25 {26 }27 public async Task ShouldWork()28 {29 await using var browser = await BrowserType.LaunchAsync();30 var page = await browser.NewPageAsync();31 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "6.png" });32 }33 }34}35using Microsoft.Playwright.Tests;36using System.Threading.Tasks;37using Xunit;38using Xunit.Abstractions;39{40 {41 public BrowserTypeLaunchTests(ITestOutputHelper output) : base(output)42 {43 }44 public async Task ShouldWork()45 {

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BrowserTypeLaunchTests

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1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4{5 {6 async static Task Main(string[] args)7 {8 var browserTypeLaunchTests = new BrowserTypeLaunchTests();9 await browserTypeLaunchTests.LaunchPersistentContextAsync();10 }11 }12}13using Microsoft.Playwright.Tests;14using System;15using System.Threading.Tasks;16{17 {18 async static Task Main(string[] args)19 {20 var browserTypeLaunchTests = new BrowserTypeLaunchTests();21 await browserTypeLaunchTests.LaunchPersistentContextWithIgnoreHTTPSErrorsAsync();22 }23 }24}25using Microsoft.Playwright.Tests;26using System;27using System.Threading.Tasks;28{29 {30 async static Task Main(string[] args)31 {32 var browserTypeLaunchTests = new BrowserTypeLaunchTests();33 await browserTypeLaunchTests.LaunchPersistentContextWithProxyAsync();34 }35 }36}37using Microsoft.Playwright.Tests;38using System;39using System.Threading.Tasks;40{41 {42 async static Task Main(string[] args)43 {44 var browserTypeLaunchTests = new BrowserTypeLaunchTests();45 await browserTypeLaunchTests.LaunchPersistentContextWithProxyAndIgnoreHTTPSErrorsAsync();46 }47 }48}49using Microsoft.Playwright.Tests;50using System;51using System.Threading.Tasks;52{53 {54 async static Task Main(string[] args)55 {56 var browserTypeLaunchTests = new BrowserTypeLaunchTests();57 await browserTypeLaunchTests.LaunchPersistentContextWithProxyAndIgnoreHTTPSErrorsAsync();58 }59 }60}61using Microsoft.Playwright.Tests;62using System;63using System.Threading.Tasks;

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BrowserTypeLaunchTests

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1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Microsoft.Playwright.Tests;7using NUnit.Framework;8{9 {10 [PlaywrightTest("browser-type-launch.spec.ts", "should throw if executable path is invalid")]11 [Test, Timeout(TestConstants.DefaultTestTimeout)]12 public async Task ShouldThrowIfExecutablePathIsInvalid()13 {14 var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => BrowserType.LaunchAsync(new LaunchOptions15 {16 }));17 StringAssert.Contains("Failed to launch browser!", exception.Message);18 }19 }20}21using System;22using System.Collections.Generic;23using System.Text;24using System.Threading.Tasks;25using Microsoft.Playwright;26using Microsoft.Playwright.Tests;27using NUnit.Framework;28{29 {30 [PlaywrightTest("browser-type-launch.spec.ts", "should throw if userDataDir option is passed")]31 [Test, Timeout(TestConstants.DefaultTestTimeout)]32 public async Task ShouldThrowIfUserDataDirOptionIsPassed()33 {34 var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => BrowserType.LaunchPersistentContextAsync(TestConstants.GetEmptyUserDataDir(), new LaunchPersistentContextOptions35 {36 Args = new[] { TestConstants.ServerUrl }37 }));38 StringAssert.Contains("userDataDir option is not supported in `browserType.launchPersistentContext`. Use `browserType.launch` with `persistent: true` option instead.", exception.Message);39 }40 }41}42using System;43using System.Collections.Generic;44using System.Text;45using System.Threading.Tasks;46using Microsoft.Playwright;47using Microsoft.Playwright.Tests;48using NUnit.Framework;49{50 {51 [PlaywrightTest("browser-type-launch.spec.ts", "should throw if userDataDir option is passed")]52 [Test, Timeout(TestConstants.DefaultTestTimeout)]

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BrowserTypeLaunchTests

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1using Microsoft.Playwright.Tests;2using NUnit.Framework;3using System;4using System.Collections.Generic;5using System.Text;6{7 {8 public void LaunchShouldWork()9 {10 using var playwright = Playwright.CreateAsync().Result;11 var browser = playwright.Firefox.LaunchAsync().Result;12 var page = browser.NewPageAsync().Result;13 page.ScreenshotAsync(path: "example.png").Wait();14 browser.CloseAsync().Wait();15 }16 }17}

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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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  11. 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.
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