How to use BrowserType class of Microsoft.Playwright package

Best Playwright-dotnet code snippet using Microsoft.Playwright.BrowserType

BrowserTypeLaunchTests.cs

Source:BrowserTypeLaunchTests.cs

...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)]46        public Task ShouldThrowIfPageArgumentIsPassed()47        {48            var args = new[] { Server.EmptyPage };49            return PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => BrowserType.LaunchAsync(new() { Args = args }));50        }51        [PlaywrightTest("browsertype-launch.spec.ts", "should reject if launched browser fails immediately")]52        public async Task ShouldRejectIfLaunchedBrowserFailsImmediately()53        {54            await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => BrowserType.LaunchAsync(new() { ExecutablePath = TestUtils.GetAsset("dummy_bad_browser_executable.js") }));55        }56        [PlaywrightTest("browsertype-launch.spec.ts", "should reject if executable path is invalid")]57        public async Task ShouldRejectIfExecutablePathIsInvalid()58        {59            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => BrowserType.LaunchAsync(new() { ExecutablePath = "random-invalid-path" }));60            StringAssert.Contains("Failed to launch", exception.Message);61        }62        [PlaywrightTest("browsertype-launch.spec.ts", "should fire close event for all contexts")]63        public async Task ShouldFireCloseEventForAllContexts()64        {65            await using var browser = await BrowserType.LaunchAsync();66            var context = await browser.NewContextAsync();67            var closeTask = new TaskCompletionSource<bool>();68            context.Close += (_, _) => closeTask.TrySetResult(true);69            await TaskUtils.WhenAll(browser.CloseAsync(), closeTask.Task);70        }71        [PlaywrightTest("browsertype-launch.spec.ts", "should be callable twice")]72        public async Task ShouldBeCallableTwice()73        {74            await using var browser = await BrowserType.LaunchAsync();75            await TaskUtils.WhenAll(browser.CloseAsync(), browser.CloseAsync());76            await browser.CloseAsync();77        }78        /// <summary>79        /// PuppeteerSharp test. It's not in upstream80        /// </summary>81        public async Task ShouldWorkWithEnvironmentVariables()82        {83            var env = new Dictionary<string, string>84            {85                ["Foo"] = "Var"86            };87            await using var browser = await BrowserType.LaunchAsync(new() { Env = env });88        }89        /// <summary>90        /// PuppeteerSharp test. It's not in upstream91        /// </summary>92        [Skip(SkipAttribute.Targets.Firefox, SkipAttribute.Targets.Webkit)]93        public async Task ShouldWorkWithIgnoreDefaultArgs()94        {95            string[] args = new[]96            {97                "--remote-debugging-pipe",98                "--headless",99                "--hide-scrollbars",100                "--mute-audio",101                "--blink-settings=primaryHoverType=2,availableHoverTypes=2,primaryPointerType=4,availablePointerTypes=4"102            };103            await using var browser = await BrowserType.LaunchAsync(new() { IgnoreAllDefaultArgs = true, Args = args });104        }105    }106}...

PlaywrightImpl.cs

Source:PlaywrightImpl.cs

...58        ~PlaywrightImpl() => Dispose(false);59        Connection IChannelOwner.Connection => _connection;60        ChannelBase IChannelOwner.Channel => _channel;61        IChannel<PlaywrightImpl> IChannelOwner<PlaywrightImpl>.Channel => _channel;62        public IBrowserType Chromium { get => _initializer.Chromium; set => throw new NotSupportedException(); }63        public IBrowserType Firefox { get => _initializer.Firefox; set => throw new NotSupportedException(); }64        public IBrowserType Webkit { get => _initializer.Webkit; set => throw new NotSupportedException(); }65        public ISelectors Selectors => _initializer.Selectors;66        public IReadOnlyDictionary<string, BrowserNewContextOptions> Devices => _devices;67        internal Connection Connection { get; set; }68        internal Browser PreLaunchedBrowser => _initializer.PreLaunchedBrowser;69        internal LocalUtils Utils { get; set; }70        /// <summary>71        /// Gets a <see cref="IBrowserType"/>.72        /// </summary>73        /// <param name="browserType"><see cref="IBrowserType"/> name. You can get the names from <see cref="global::Microsoft.Playwright.BrowserType"/>.74        /// e.g.: <see cref="global::Microsoft.Playwright.BrowserType.Chromium"/>,75        /// <see cref="global::Microsoft.Playwright.BrowserType.Firefox"/> or <see cref="global::Microsoft.Playwright.BrowserType.Webkit"/>.76        /// </param>77        public IBrowserType this[string browserType]78            => browserType?.ToLower() switch79            {80                global::Microsoft.Playwright.BrowserType.Chromium => Chromium,81                global::Microsoft.Playwright.BrowserType.Firefox => Firefox,82                global::Microsoft.Playwright.BrowserType.Webkit => Webkit,83                _ => null,84            };85        public void Dispose()86        {87            Dispose(true);88            GC.SuppressFinalize(this);89        }90        private void Dispose(bool disposing)91        {92            if (!disposing)93            {94                return;95            }96            Connection?.Dispose();...

PlaywrightFixture.cs

Source:PlaywrightFixture.cs

...6    {7        private readonly IConfiguration _configuration;8        public IBrowser Browser { get; }9        public IPlaywright Playwright { get; }10        public IBrowserType BrowserType { get; }11        public IBrowserContext Context12        {13            get14            {15                var context = Browser.NewContextAsync().Result;16                context.SetDefaultNavigationTimeout(_configuration.DefaultTimeout);17                context.SetDefaultTimeout(_configuration.DefaultTimeout);18                return context;19            }20        }21        public PlaywrightFixture(IConfiguration configuration)22        {23            _configuration = configuration;24            Playwright = Microsoft.Playwright.Playwright.CreateAsync().Result;25            BrowserType = Playwright[_configuration.BrowserName];26            Browser = BrowserType.LaunchAsync(new BrowserTypeLaunchOptions27            {28                Headless = _configuration.Headless,29                SlowMo = _configuration.SlowMo,30            }).Result;31            32        }33        private bool _disposedValue;34        public virtual void Dispose(bool disposing)35        {36            if (!_disposedValue)37            {38                if (disposing)39                {40                    Playwright.Dispose();...

Fixture.cs

Source:Fixture.cs

...6    {7        private readonly IConfiguration _configuration;8        protected IBrowser Browser { get; private set; }9        protected IPlaywright Playwright { get; private set; }10        protected IBrowserType BrowserType { get; set; }11        protected IBrowserContext Context { get; set; }12        public BaseTestContextClass(IConfiguration configuration)13        {14            _configuration = configuration;15            Playwright = Microsoft.Playwright.Playwright.CreateAsync().Result;16            BrowserType = Playwright[_configuration.BrowserName];17            Browser = BrowserType.LaunchAsync(new BrowserTypeLaunchOptions18            {19                Headless = _configuration.Headless,20                SlowMo = _configuration.SlowMo,21            }).Result;22            23            24        }25        private bool _disposedValue;26        protected virtual void Dispose(bool disposing)27        {28            if (!_disposedValue)29            {30                if (disposing)31                {...

PlaywrightDriver.cs

Source:PlaywrightDriver.cs

...4namespace PlaywrightTests.WebDriver5{6    public class PlaywrightDriver7    {8        public async Task<IPage> CreatePlaywright(BrowserType inBrowser, BrowserTypeLaunchOptions inLaunchOptions)9        {10            var playwright = await Playwright.CreateAsync();11            IBrowser browser = null;12            if (inBrowser == BrowserType.Chromium)13            {14                browser = await playwright.Chromium.LaunchAsync(inLaunchOptions);15            }16               17            if (inBrowser == BrowserType.Firefox)18            {19                browser = await playwright.Firefox.LaunchAsync(inLaunchOptions);20            }21            if (inBrowser == BrowserType.WebKit)22            {23                browser = await playwright.Webkit.LaunchAsync(inLaunchOptions);24            }25            return await browser.NewPageAsync();26        }27    }28}...

BrowserType

Using AI Code Generation

1using Microsoft.Playwright;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 browserType = playwright.Chromium;10            var browser = await browserType.LaunchAsync();11            var context = await browser.NewContextAsync();12            var page = await context.NewPageAsync();13            await page.ScreenshotAsync("google.png");14            await browser.CloseAsync();15        }16    }17}18using Microsoft.Playwright;19using System;20using System.Threading.Tasks;21{22    {23        static async Task Main(string[] args)24        {25            using var playwright = await Playwright.CreateAsync();26            var browserType = playwright.Firefox;27            var browser = await browserType.LaunchAsync();28            var context = await browser.NewContextAsync();29            var page = await context.NewPageAsync();30            await page.ScreenshotAsync("google.png");31            await browser.CloseAsync();32        }33    }34}35using Microsoft.Playwright;36using System;37using System.Threading.Tasks;38{39    {40        static async Task Main(string[] args)41        {42            using var playwright = await Playwright.CreateAsync();43            var browserType = playwright.Webkit;44            var browser = await browserType.LaunchAsync();45            var context = await browser.NewContextAsync();46            var page = await context.NewPageAsync();47            await page.ScreenshotAsync("google.png");48            await browser.CloseAsync();49        }50    }51}52using Microsoft.Playwright;53using System;54using System.Threading.Tasks;55{56    {57        static async Task Main(string[] args)58        {59            using var playwright = await Playwright.CreateAsync();60            var browserType = playwright.Chromium;61            var browser = await browserType.LaunchAsync();

BrowserType

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            await page.ScreenshotAsync("example.png");14        }15    }16}17await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions18{19});20await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions21{22});23await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions24{25});

BrowserType

Using AI Code Generation

1using Microsoft.Playwright;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.Firefox.LaunchAsync(headless: false);10            var page = await browser.NewPageAsync();11            await page.ScreenshotAsync(path: "screenshot.png");12            await browser.CloseAsync();13        }14    }15}16using Microsoft.Playwright;17using System;18using System.Threading.Tasks;19{20    {21        static async Task Main(string[] args)22        {23            using var playwright = await Playwright.CreateAsync();24            var browser = await playwright.Webkit.LaunchAsync(headless: false);25            var page = await browser.NewPageAsync();26            await page.ScreenshotAsync(path: "screenshot.png");27            await browser.CloseAsync();28        }29    }30}31using Microsoft.Playwright;32using System;33using System.Threading.Tasks;34{35    {36        static async Task Main(string[] args)37        {38            using var playwright = await Playwright.CreateAsync();39            var browser = await playwright.Chromium.LaunchAsync(headless: false);40            var page = await browser.NewPageAsync();41            await page.ScreenshotAsync(path: "screenshot.png");42            await browser.CloseAsync();43        }44    }45}46using Microsoft.Playwright;47using System;48using System.Threading.Tasks;49{50    {51        static async Task Main(string[] args)52        {53            using var playwright = await Playwright.CreateAsync();54            var browser = await playwright.Chromium.LaunchAsync(headless: true);55            var page = await browser.NewPageAsync();56            await page.ScreenshotAsync(path: "screenshot.png");57            await browser.CloseAsync();58        }

BrowserType

Using AI Code Generation

1using Microsoft.Playwright;2await using var playwright = await Playwright.CreateAsync();3await using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = false });4var context = await browser.NewContextAsync();5var page = await context.NewPageAsync();6await page.ScreenshotAsync("example.png");7await browser.CloseAsync();8using Microsoft.Playwright;9await using var playwright = await Playwright.CreateAsync();10await using var browser = await playwright.Firefox.LaunchAsync(new LaunchOptions { Headless = false });11var context = await browser.NewContextAsync();12var page = await context.NewPageAsync();13await page.ScreenshotAsync("example.png");14await browser.CloseAsync();15using Microsoft.Playwright;16await using var playwright = await Playwright.CreateAsync();17await using var browser = await playwright.Webkit.LaunchAsync(new LaunchOptions { Headless = false });18var context = await browser.NewContextAsync();19var page = await context.NewPageAsync();20await page.ScreenshotAsync("example.png");21await browser.CloseAsync();22using Microsoft.Playwright;23await using var playwright = await Playwright.CreateAsync();24await using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = false });25var context = await browser.NewContextAsync();26var page = await context.NewPageAsync();27await page.ScreenshotAsync("example.png");28await browser.CloseAsync();29using Microsoft.Playwright;30await using var playwright = await Playwright.CreateAsync();

BrowserType

Using AI Code Generation

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

BrowserType

Using AI Code Generation

1using Microsoft.Playwright;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.ScreenshotAsync("bing.png");15            await browser.CloseAsync();16        }17    }18}19using Microsoft.Playwright;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 browser = await playwright.Firefox.LaunchAsync(new BrowserTypeLaunchOptions28            {29            });30            var context = await browser.NewContextAsync();31            var page = await context.NewPageAsync();32            await page.ScreenshotAsync("bing.png");33            await browser.CloseAsync();34        }35    }36}37using Microsoft.Playwright;38using System;39using System.Threading.Tasks;40{41    {42        static async Task Main(string[] args)43        {44            using var playwright = await Playwright.CreateAsync();45            var browser = await playwright.Webkit.LaunchAsync(new BrowserTypeLaunchOptions46            {47            });48            var context = await browser.NewContextAsync();49            var page = await context.NewPageAsync();50            await page.ScreenshotAsync("bing.png");51            await browser.CloseAsync();52        }53    }54}55using Microsoft.Playwright;56using System;57using System.Threading.Tasks;58{59    {60        static async Task Main(string[] args)61        {62            using var playwright = await Playwright.CreateAsync();

BrowserType

Using AI Code Generation

1using Microsoft.Playwright;2IPlaywright playwright = await Playwright.CreateAsync();3IBrowser browser = await playwright.Chromium.LaunchAsync();4IPage page = await browser.NewPageAsync();5await page.ScreenshotAsync("microsoft.png");6await browser.CloseAsync();

BrowserType

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Chromium.LaunchAsync();10            var context = await browser.NewContextAsync();11            var page = await context.NewPageAsync();12            await page.ScreenshotAsync("google.png");13            await browser.CloseAsync();14        }15    }16}17using Microsoft.Playwright;18using System;19using System.Threading.Tasks;20{21    {22        static async Task Main(string[] args)23        {24            var playwright = await Playwright.CreateAsync();25            await using var browser = await playwright.Firefox.LaunchAsync();26            var context = await browser.NewContextAsync();27            var page = await context.NewPageAsync();28            await page.ScreenshotAsync("google.png");29            await browser.CloseAsync();30        }31    }32}33using Microsoft.Playwright;34using System;35using System.Threading.Tasks;36{37    {38        static async Task Main(string[] args)39        {40            var playwright = await Playwright.CreateAsync();41            await using var browser = await playwright.Webkit.LaunchAsync();42            var context = await browser.NewContextAsync();43            var page = await context.NewPageAsync();44            await page.ScreenshotAsync("google.png");45            await browser.CloseAsync();46        }47    }48}49using Microsoft.Playwright;50using System;51using System.Threading.Tasks;52{53    {54        static async Task Main(string[] args)55        {56            var playwright = await Playwright.CreateAsync();57            await using var browser = await playwright.Webkit.LaunchAsync();58            var context = await browser.NewContextAsync();59            var page = await context.NewPageAsync();60            await page.ScreenshotAsync("

BrowserType

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            using var browser = await playwright.Firefox.LaunchAsync();10            var page = await browser.NewPageAsync();11            var title = await page.TitleAsync();12            Console.WriteLine("The title of the page is: " + title);13            await browser.CloseAsync();14        }15    }16}17He is a Microsoft Certified Professional (MCP), Microsoft Certified Solutions Developer (MCSD), Microsoft

BrowserType

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Firefox.LaunchAsync();10            var page = await browser.NewPageAsync();11            await page.ScreenshotAsync(path: "screenshot.png");12        }13    }14}15using System;16using System.Threading.Tasks;17using Microsoft.Playwright;18{19    {20        static async Task Main(string[] args)21        {22            using var playwright = await Playwright.CreateAsync();23            await using var browser = await playwright.Firefox.LaunchAsync();24            var page = await browser.NewPageAsync();25            await page.ScreenshotAsync(path: "screenshot.png");26        }27    }28}29using System;30using System.Threading.Tasks;31using Microsoft.Playwright;32{33    {34        static async Task Main(string[] args)35        {36            using var playwright = await Playwright.CreateAsync();37            await using var browser = await playwright.Firefox.LaunchAsync();38            var page = await browser.NewPageAsync();39            await page.ScreenshotAsync(path: "screenshot.png");40        }41    }42}

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.

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.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
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.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.