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

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

PageChannel.cs

Source:PageChannel.cs

...103                case "console":104                    Console?.Invoke(this, serverParams?.GetProperty("message").ToObject<ConsoleMessage>(Connection.DefaultJsonSerializerOptions));105                    break;106                case "webSocket":107                    WebSocket?.Invoke(this, serverParams?.GetProperty("webSocket").ToObject<WebSocketChannel>(Connection.DefaultJsonSerializerOptions).Object);108                    break;109                case "download":110                    Download?.Invoke(this, serverParams?.ToObject<PageDownloadEvent>(Connection.DefaultJsonSerializerOptions));111                    break;112                case "video":113                    Video?.Invoke(this, new() { Artifact = serverParams?.GetProperty("artifact").ToObject<ArtifactChannel>(Connection.DefaultJsonSerializerOptions).Object });114                    break;115                case "worker":116                    Worker?.Invoke(117                        this,118                        new() { WorkerChannel = serverParams?.GetProperty("worker").ToObject<WorkerChannel>(Connection.DefaultJsonSerializerOptions) });119                    break;120            }121        }...

WebSocketChannel.cs

Source:WebSocketChannel.cs

...26using Microsoft.Playwright.Core;27using Microsoft.Playwright.Helpers;28namespace Microsoft.Playwright.Transport.Channels29{30    internal class WebSocketChannel : Channel<WebSocket>31    {32        private const int OpcodeBase64 = 2;33        public WebSocketChannel(string guid, Connection connection, WebSocket owner) : base(guid, connection, owner)34        {35        }36        internal event EventHandler Close;37        internal event EventHandler<IWebSocketFrame> FrameSent;38        internal event EventHandler<IWebSocketFrame> FrameReceived;39        internal event EventHandler<string> SocketError;40        internal override void OnMessage(string method, JsonElement? serverParams)41        {42            bool IsTextOrBinaryFrame(out int opcode)43            {44                opcode = serverParams?.GetProperty("opcode").ToObject<int>() ?? 0;45                return opcode != 1 && opcode != 2;46            }47            int opcode;...

WebSocket.cs

Source:WebSocket.cs

...28namespace Microsoft.Playwright.Core29{30    internal class WebSocket : ChannelOwnerBase, IChannelOwner<WebSocket>, IWebSocket31    {32        private readonly WebSocketChannel _channel;33        private readonly WebSocketInitializer _initializer;34        internal WebSocket(IChannelOwner parent, string guid, WebSocketInitializer initializer) : base(parent, guid)35        {36            _channel = new(guid, parent.Connection, this);37            _initializer = initializer;38            _channel.Close += (_, _) =>39            {40                IsClosed = true;41                Close?.Invoke(this, this);42            };43            _channel.FrameReceived += (_, e) => FrameReceived?.Invoke(this, e);44            _channel.FrameSent += (_, e) => FrameSent?.Invoke(this, e);45            _channel.SocketError += (_, e) => SocketError?.Invoke(this, e);46        }...

WebSocketChannel

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            Console.WriteLine("Hello World!");9            await ws.ConnectAsync();10            var message = await ws.WaitForMessageAsync();11            Console.WriteLine(message);12        }13    }14}15using Microsoft.Playwright.Transport.Channels;16using System;17using System.Threading.Tasks;18{19    {20        static async Task Main(string[] args)21        {22            Console.WriteLine("Hello World!");23            await ws.ConnectAsync();24            await ws.SendAsync("hello");25        }26    }27}28using Microsoft.Playwright.Transport.Channels;29using System;30using System.Threading.Tasks;31{32    {33        static async Task Main(string[] args)34        {35            Console.WriteLine("Hello World!");36            await ws.ConnectAsync();37            await ws.SendAsync("hello");38            var message = await ws.WaitForMessageAsync();39            Console.WriteLine(message);40        }41    }42}43using Microsoft.Playwright.Transport.Channels;44using System;45using System.Threading.Tasks;46{47    {48        static async Task Main(string[] args)49        {50            Console.WriteLine("Hello World!");

WebSocketChannel

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2using Microsoft.Playwright.Transport.Protocol;3using Microsoft.Playwright;4using System;5using System.Threading.Tasks;6{7    {8        static async Task Main(string[] args)9        {10            using var playwright = await Playwright.CreateAsync();11            var browserType = playwright.Chromium;12            var browser = await browserType.LaunchAsync();13            var page = await browser.NewPageAsync();14            var webSocketChannel = new WebSocketChannel(page);15            var webSocketEvent = new WebSocketEvent();16            var webSocket = webSocketChannel.Object;17            webSocket.Message += WebSocket_Message;18            webSocket.Close += WebSocket_Close;19            webSocket.Error += WebSocket_Error;20            webSocket.FrameSent += WebSocket_FrameSent;21            webSocket.FrameReceived += WebSocket_FrameReceived;22            webSocket.SocketError += WebSocket_SocketError;23            webSocket.SocketClose += WebSocket_SocketClose;24            webSocket.SocketOpen += WebSocket_SocketOpen;25            webSocket.SocketFrameSent += WebSocket_SocketFrameSent;26            webSocket.SocketFrameReceived += WebSocket_SocketFrameReceived;27            webSocket.SocketMessage += WebSocket_SocketMessage;

WebSocketChannel

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2using Microsoft.Playwright.Transport.Protocol;3using Microsoft.Playwright;4{5    {6        public static async Task<WebSocketChannel> AcceptAsync(this WebSocketChannel channel, string protocol = null)7        {8            var response = await channel.Connection.SendMessageToServerAsync(new AcceptWebSocketRequest9            {10            });11            return response.Value.ToObject<WebSocketChannel>();12        }13    }14}15using Microsoft.Playwright.Transport.Channels;16using Microsoft.Playwright.Transport.Protocol;17using Microsoft.Playwright;18{19    {20        public static async Task<WebSocketChannel> AcceptAsync(this WebSocketChannel channel, string protocol = null)21        {22            var response = await channel.Connection.SendMessageToServerAsync(new AcceptWebSocketRequest23            {24            });25            return response.Value.ToObject<WebSocketChannel>();26        }27    }28}29using Microsoft.Playwright.Transport.Channels;30using Microsoft.Playwright.Transport.Protocol;31using Microsoft.Playwright;32{33    {34        public static async Task<WebSocketChannel> AcceptAsync(this WebSocketChannel channel, string protocol = null)35        {36            var response = await channel.Connection.SendMessageToServerAsync(new AcceptWebSocketRequest37            {38            });39            return response.Value.ToObject<WebSocketChannel>();40        }41    }42}43using Microsoft.Playwright.Transport.Channels;44using Microsoft.Playwright.Transport.Protocol;45using Microsoft.Playwright;46{47    {48        public static async Task<WebSocketChannel> AcceptAsync(this WebSocketChannel channel, string protocol = null)49        {50            var response = await channel.Connection.SendMessageToServerAsync(new AcceptWebSocketRequest51            {52            });53            return response.Value.ToObject<WebSocketChannel>();54        }55    }56}

WebSocketChannel

Using AI Code Generation

1ws.MessageReceived += (sender, args) => Console.WriteLine(args.Message);2ws.StartAsync().GetAwaiter().GetResult();3ws.SendAsync("{\"id\": 1, \"method\": \"Browser.newPage\"}").GetAwaiter().GetResult();4ws.SendAsync("{\"id\": 3, \"method\": \"Page.screenshot\", \"params\": {\"path\": \"screenshot.png\"}}").GetAwaiter().GetResult();5ws.MessageReceived += (sender, args) => Console.WriteLine(args.Message);6ws.StartAsync().GetAwaiter().GetResult();7ws.SendAsync("{\"id\": 1, \"method\": \"Browser.newPage\"}").GetAwaiter().GetResult();8ws.SendAsync("{\"id\": 3, \"method\": \"Page.screenshot\", \"params\": {\"path\": \"screenshot.png\"}}").GetAwaiter().GetResult();9{10    public PlaywrightChannel(string endpointUrl, ILoggerFactory loggerFactory)11        : base(loggerFactory)12    {13        var ws = new WebSocketChannel(endpointUrl, loggerFactory);14        ws.MessageReceived += (sender, args) => OnMessageReceived(args.Message);15        ws.StartAsync().GetAwaiter().GetResult();

WebSocketChannel

Using AI Code Generation

1var channel = new WebSocketChannel();2await channel.ConnectAsync(ws);3var client = new PlaywrightClient(channel);4var browser = await client.LaunchAsync();5var page = await browser.NewPageAsync();6await browser.CloseAsync();7var channel = new WebSocketChannel();8await channel.ConnectAsync(ws);9var client = new PlaywrightClient(channel);10var browser = await client.LaunchAsync();11var page = await browser.NewPageAsync();12await browser.CloseAsync();13var channel = new WebSocketChannel();14await channel.ConnectAsync(ws);15var client = new PlaywrightClient(channel);16var browser = await client.LaunchAsync();17var page = await browser.NewPageAsync();18await browser.CloseAsync();19var channel = new WebSocketChannel();20await channel.ConnectAsync(ws);21var client = new PlaywrightClient(channel);22var browser = await client.LaunchAsync();23var page = await browser.NewPageAsync();24await browser.CloseAsync();25var channel = new WebSocketChannel();26await channel.ConnectAsync(ws);27var client = new PlaywrightClient(channel);28var browser = await client.LaunchAsync();29var page = await browser.NewPageAsync();30await browser.CloseAsync();31var channel = new WebSocketChannel();32await channel.ConnectAsync(ws);

WebSocketChannel

Using AI Code Generation

1{2    public WebSocketChannel(string url, bool? slowMo = default, string headers = default, string proxy = default, string timeout = default, string userAgent = default, string wsEndpoint = default, bool? ignoreHTTPSErrors = default, string extraHTTPHeaders = default, string offline = default, string httpCredentials = default, string devtools = default, string viewport = default, string downloadsPath = default, string acceptDownloads = default, string bypassCSP = default, string locale = default, string timezoneId = default, string geolocation = default, string permissions = default, string hasTouch = default, string isMobile = default, string javaScriptEnabled = default, string userAgent = default, string deviceScaleFactor = default, string isLandscape = default, string colorScheme = default, string ignoreDefaultArgs = default, string ignoreAllDefaultArgs = default, string args = default, string executablePath = default, string ignoreHTTPSErrors = default, string handleSIGINT = default, string handleSIGTERM = default, string handleSIGHUP = default, string timeout = default, string dumpio = default, string pipe = default, string browserWSEndpoint = default, string browserURL = default, string devtools = default, string slowMo = default, string logger = default, string screenshotTaskQueue = default, string downloadsPath = default, string acceptDownloads = default, string bypassCSP = default)3    {4        Url = url;5        SlowMo = slowMo;6        Headers = headers;7        Proxy = proxy;8        Timeout = timeout;9        UserAgent = userAgent;10        WsEndpoint = wsEndpoint;11        IgnoreHTTPSErrors = ignoreHTTPSErrors;12        ExtraHTTPHeaders = extraHTTPHeaders;13        Offline = offline;14        HttpCredentials = httpCredentials;15        Devtools = devtools;16        Viewport = viewport;17        DownloadsPath = downloadsPath;18        AcceptDownloads = acceptDownloads;19        BypassCSP = bypassCSP;20        Locale = locale;21        TimezoneId = timezoneId;22        Geolocation = geolocation;23        Permissions = permissions;24        HasTouch = hasTouch;25        IsMobile = isMobile;26        JavaScriptEnabled = javaScriptEnabled;27        UserAgent = userAgent;28        DeviceScaleFactor = deviceScaleFactor;

WebSocketChannel

Using AI Code Generation

1var connection = new Connection(channel, new ConnectionOptions { });2var ws = connection.GetExistingObject<WebSocket>("websocket");3var socket = new WebSocket(connection, ws);4await socket.WaitForEventAsync("open");5await socket.SendAsync("hello");6var result = await socket.ReceiveAsync();7Console.WriteLine(result);8var connection = new Connection(channel, new ConnectionOptions { });9var ws = connection.GetExistingObject<WebSocket>("websocket");10var socket = new WebSocket(connection, ws);11await socket.WaitForEventAsync("open");12await socket.SendAsync("hello");13var result = await socket.ReceiveAsync();14Console.WriteLine(result);15var connection = new Connection(channel, new ConnectionOptions { });16var ws = connection.GetExistingObject<WebSocket>("websocket");17var socket = new WebSocket(connection, ws);18await socket.WaitForEventAsync("open");19await socket.SendAsync("hello");20var result = await socket.ReceiveAsync();21Console.WriteLine(result);22var connection = new Connection(channel, new ConnectionOptions { });23var ws = connection.GetExistingObject<WebSocket>("websocket");24var socket = new WebSocket(connection, ws);25await socket.WaitForEventAsync("open");26await socket.SendAsync("hello");27var result = await socket.ReceiveAsync();28Console.WriteLine(result);29var connection = new Connection(channel, new ConnectionOptions { });30var ws = connection.GetExistingObject<WebSocket>("websocket");31var socket = new WebSocket(connection, ws);32await socket.WaitForEventAsync("open");33await socket.SendAsync("hello");34var result = await socket.ReceiveAsync();

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.