Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use Root class of Microsoft.Playwright.Transport.Channels package

Best Playwright-dotnet code snippet using Microsoft.Playwright.Transport.Channels.Root

Connection.cs

Source:Connection.cs

...41{42    internal class Connection : IDisposable43    {44        private readonly ConcurrentDictionary<int, ConnectionCallback> _callbacks = new();45        private readonly Root _rootObject;46        private readonly TaskQueue _queue = new();47        private int _lastId;48        private string _reason = string.Empty;49        public Connection()50        {51            _rootObject = new(null, this, string.Empty);52            DefaultJsonSerializerOptions = JsonExtensions.GetNewDefaultSerializerOptions();53            DefaultJsonSerializerOptions.Converters.Add(new ChannelToGuidConverter(this));54            DefaultJsonSerializerOptions.Converters.Add(new ChannelOwnerToGuidConverter<JSHandle>(this));55            DefaultJsonSerializerOptions.Converters.Add(new ChannelOwnerToGuidConverter<ElementHandle>(this));56            DefaultJsonSerializerOptions.Converters.Add(new ChannelOwnerToGuidConverter<IChannelOwner>(this));57            // Workaround for https://github.com/dotnet/runtime/issues/4652258            DefaultJsonSerializerOptions.Converters.Add(new ChannelOwnerListToGuidListConverter<WritableStream>(this));59        }...

EvaluateArgumentValueConverter.cs

Source:EvaluateArgumentValueConverter.cs

...43        public override bool CanConvert(Type type) => true;44        public override T Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)45        {46            using JsonDocument document = JsonDocument.ParseValue(ref reader);47            var result = document.RootElement;48            return (T)ParseEvaluateResult(49                result.ValueKind == JsonValueKind.Object && result.TryGetProperty("value", out var valueProperty)50                    ? valueProperty51                    : result,52                typeof(T),53                options);54        }55        public override void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options)56        {57        }58        public object Serialize(object value)59        {60            if (_visited.Contains(value))61            {...

Request.cs

Source:Request.cs

...91            if (content == null)92            {93                return null;94            }95            return JsonDocument.Parse(content).RootElement;96        }97        public async Task<RequestSizesResult> SizesAsync()98        {99            if (await ResponseAsync().ConfigureAwait(false) is not IChannelOwner<Response> res)100            {101                throw new PlaywrightException("Unable to fetch resources sizes.");102            }103            return await ((ResponseChannel)res.Channel).SizesAsync().ConfigureAwait(false);104        }105        public async Task<Dictionary<string, string>> AllHeadersAsync()106            => (await GetRawHeadersAsync().ConfigureAwait(false)).Headers;107        public async Task<IReadOnlyList<Header>> HeadersArrayAsync()108            => (await GetRawHeadersAsync().ConfigureAwait(false)).HeadersArray;109        public async Task<string> HeaderValueAsync(string name)...

Response.cs

Source:Response.cs

...69            => (await GetRawHeadersAsync().ConfigureAwait(false)).GetAll(name);70        public async Task<JsonElement?> JsonAsync()71        {72            byte[] content = await BodyAsync().ConfigureAwait(false);73            return JsonDocument.Parse(content).RootElement;74        }75        public Task<ResponseSecurityDetailsResult> SecurityDetailsAsync() => _channel.SecurityDetailsAsync();76        public Task<ResponseServerAddrResult> ServerAddrAsync() => _channel.ServerAddrAsync();77        public async Task<string> TextAsync()78        {79            byte[] content = await BodyAsync().ConfigureAwait(false);80            return Encoding.UTF8.GetString(content);81        }82        internal void ReportFinished(string erroMessage = null)83        {84            _finishedTask.SetResult(erroMessage);85        }86        private Task<RawHeaders> GetRawHeadersAsync()87        {...

ChannelOwnerToGuidConverter.cs

Source:ChannelOwnerToGuidConverter.cs

...40            => (typeof(T) == typeof(IChannelOwner) && typeof(T).IsAssignableFrom(type)) || type == typeof(T);41        public override T Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)42        {43            using JsonDocument document = JsonDocument.ParseValue(ref reader);44            string guid = document.RootElement.GetProperty("guid").ToString();45            return _connection.GetObject(guid) as T;46        }47        public override void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options)48        {49            writer.WriteStartObject();50            writer.WriteString("guid", value.Channel.Guid);51            writer.WriteEndObject();52        }53    }54}...

ChannelToGuidConverter.cs

Source:ChannelToGuidConverter.cs

...37        public override bool CanConvert(Type type) => typeof(ChannelBase).IsAssignableFrom(type);38        public override ChannelBase Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)39        {40            using JsonDocument document = JsonDocument.ParseValue(ref reader);41            string guid = document.RootElement.GetProperty("guid").ToString();42            return _connection.GetObject(guid).Channel;43        }44        public override void Write(Utf8JsonWriter writer, ChannelBase value, JsonSerializerOptions options)45        {46            writer.WriteStartObject();47            writer.WriteString("guid", value.Guid);48            writer.WriteEndObject();49        }50    }51}...

Root.cs

Source:Root.cs

...25using Microsoft.Playwright.Core;26using Microsoft.Playwright.Helpers;27namespace Microsoft.Playwright.Transport.Channels28{29    internal class Root : ChannelOwnerBase30    {31        private readonly Connection _connection;32        internal Root(IChannelOwner parent, Connection connection, string guid) : base(parent, connection, guid)33        {34            _connection = connection;35        }36        internal async Task<PlaywrightImpl> InitializeAsync()37        {38            var args = new39            {40                sdkLanguage = "csharp",41            };42            var jsonElement = await _connection.SendMessageToServerAsync(string.Empty, "initialize", args).ConfigureAwait(false);43            return jsonElement.GetObject<PlaywrightImpl>("playwright", _connection);44        }45    }46}...

Accessibility.cs

Source:Accessibility.cs

...35        }36        public Task<JsonElement?> SnapshotAsync(AccessibilitySnapshotOptions options = default)37        {38            options ??= new();39            return _channel.AccessibilitySnapshotAsync(options.InterestingOnly, (options.Root as ElementHandle)?.ElementChannel);40        }41    }42}...

Root

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var playwright = await Playwright.CreateAsync();9            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.Transport;18using System;19using System.Threading.Tasks;20{21    {22        static async Task Main(string[] args)23        {24            var playwright = await Playwright.CreateAsync();25            var browser = await playwright.Chromium.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            var browser = await playwright.Chromium.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            var browser = await playwright.Chromium.LaunchAsync();58            var context = await browser.NewContextAsync();59            var page = await context.NewPageAsync();60            await page.ScreenshotAsync("google.png

Root

Using AI Code Generation

1{2    public static void main(String[] args) {3    }4}5package Microsoft.Playwright;6package Microsoft.Playwright.Transport;7package Microsoft.Playwright.Transport.Protocol;8package Microsoft.Playwright.Transport.Channels;9package Microsoft.Playwright.Transport.Protocol;10package Microsoft.Playwright.Transport;11package Microsoft.Playwright;12package Microsoft.Playwright.Transport.Channels;13package Microsoft.Playwright.Transport.Protocol;14package Microsoft.Playwright.Transport;15package Microsoft.Playwright;16package Microsoft.Playwright.Transport.Channels;17package Microsoft.Playwright.Transport.Protocol;18package Microsoft.Playwright.Transport;19package Microsoft.Playwright;20package Microsoft.Playwright.Transport.Channels;21package Microsoft.Playwright.Transport.Protocol;22package Microsoft.Playwright.Transport;23package Microsoft.Playwright;24package Microsoft.Playwright.Transport.Channels;25package Microsoft.Playwright.Transport.Protocol;26package Microsoft.Playwright.Transport;

Root

Using AI Code Generation

1using Root = Microsoft.Playwright.Transport.Channels;2using System;3using System.IO;4using System.Threading.Tasks;5using Microsoft.Playwright;6{7    {8        static async Task Main(string[] args)9        {10            var playwright = await Playwright.CreateAsync();11            var browser = await playwright.Chromium.LaunchAsync();12            var page = await browser.NewPageAsync();13            await page.ScreenshotAsync(new Root.PageScreenshotOptions()14            {15            });16            await browser.CloseAsync();17        }18    }19}20using Root = Microsoft.Playwright.Transport.Channels;21using System;22using System.IO;23using System.Threading.Tasks;24using Microsoft.Playwright;25{26    {27        static async Task Main(string[] args)28        {29            var playwright = await Playwright.CreateAsync();30            var browser = await playwright.Chromium.LaunchAsync();31            var page = await browser.NewPageAsync();32            await page.ScreenshotAsync(new Root.PageScreenshotOptions()33            {34            });35            await browser.CloseAsync();36        }37    }38}39using Root = Microsoft.Playwright.Transport.Channels;40using System;41using System.IO;42using System.Threading.Tasks;43using Microsoft.Playwright;44{45    {46        static async Task Main(string[] args)47        {48            var playwright = await Playwright.CreateAsync();49            var browser = await playwright.Chromium.LaunchAsync();50            var page = await browser.NewPageAsync();51            await page.ScreenshotAsync(new Root.PageScreenshotOptions()52            {53            });54            await browser.CloseAsync();55        }56    }57}58using Root = Microsoft.Playwright.Transport.Channels;59using System;60using System.IO;61using System.Threading.Tasks;62using Microsoft.Playwright;63{64    {

Root

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2{3    {4        public Root(string wsEndpoint)5        {6            var connection = new Connection(wsEndpoint);7            var channelOwner = new ChannelOwner(connection, null, "Root");8            var rootChannel = new RootChannel(channelOwner);9            var root = new Root(rootChannel);10        }11    }12}13using Microsoft.Playwright;14{15    {16        public Root(string wsEndpoint)17        {18            var playwright = Playwright.CreateAsync().GetAwaiter().GetResult();19            var browser = playwright.ConnectAsync(new ConnectOptions { WsEndpoint = wsEndpoint }).GetAwaiter().GetResult();20        }21    }22}23using Microsoft.Playwright;24{25    {26        public Root(string wsEndpoint)27        {28            var playwright = Playwright.CreateAsync().GetAwaiter().GetResult();29            var browser = playwright.ConnectAsync(new ConnectOptions { WsEndpoint = wsEndpoint }).GetAwaiter().GetResult();30        }31    }32}33using Microsoft.Playwright;34{35    {36        public Root(string wsEndpoint)37        {38            var playwright = Playwright.CreateAsync().GetAwaiter().GetResult();39            var browser = playwright.ConnectAsync(new ConnectOptions { WsEndpoint = wsEndpoint }).GetAwaiter().GetResult();40        }41    }42}43using Microsoft.Playwright;44{45    {46        public Root(string wsEndpoint)47        {48            var playwright = Playwright.CreateAsync().GetAwaiter().GetResult();49            var browser = playwright.ConnectAsync(new ConnectOptions { WsEndpoint = wsEndpoint }).GetAwaiter().GetResult();50        }51    }52}53using Microsoft.Playwright;54{55    {56        public Root(string wsEndpoint)57        {

Root

Using AI Code Generation

1var _root = new Root();2var _browser = await _root.LaunchAsync(new LaunchOptions3{4});5var _context = await _browser.NewContextAsync();6var _page = await _context.NewPageAsync();7await _page.ClickAsync("text=Sign in");8await _page.FillAsync("input[name=\"identifier\"]", "testuser");9await _page.PressAsync("input[name=\"identifier\"]", "Enter");10await _page.FillAsync("input[name=\"password\"]", "testpassword");11await _page.PressAsync("input[name=\"password\"]", "Enter");12await _page.ClickAsync("text=Google Search");13await _page.ClickAsync("text=Images");14await _page.ScreenshotAsync(new PageScreenshotOptions15{16});17await _browser.CloseAsync();

Root

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2{3    public Root()4    {5        var root = new Root();6        root.Initialize();7    }8}9using Microsoft.Playwright;10{11    public Root()12    {13        var root = new Root();14        root.Initialize();15    }16}

Root

Using AI Code Generation

1var root = new Root();2var url = root.WebSocketDebuggerUrl;3var playwright = await Playwright.CreateAsync();4var browser = await playwright.Chromium.LaunchAsync(headless: false);5var page = await browser.NewPageAsync();6await page.ScreenshotAsync(path: "google.png");7await browser.CloseAsync();8var playwright = await Playwright.CreateAsync();9var browser = await playwright.Chromium.LaunchAsync(headless: false);10var page = await browser.NewPageAsync();11await page.ScreenshotAsync(path: "google.png");12await browser.CloseAsync();13var playwright = await Playwright.CreateAsync();14var browser = await playwright.Chromium.LaunchAsync(headless: false);15var page = await browser.NewPageAsync();16await page.ScreenshotAsync(path: "google.png");17await browser.CloseAsync();18var playwright = await Playwright.CreateAsync();19var browser = await playwright.Chromium.LaunchAsync(headless: false);20var page = await browser.NewPageAsync();21await page.ScreenshotAsync(path: "google.png");22await browser.CloseAsync();23var playwright = await Playwright.CreateAsync();24var browser = await playwright.Chromium.LaunchAsync(headless: false);25var page = await browser.NewPageAsync();26await page.ScreenshotAsync(path: "google.png");27await browser.CloseAsync();

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.