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How to use PlaywrightServerMessage class of Microsoft.Playwright.Transport package
Best Playwright-dotnet code snippet using Microsoft.Playwright.Transport.PlaywrightServerMessage
Connection.cs
Source:Connection.cs 
...171 internal void OnObjectCreated(string guid, IChannelOwner result)172 {173 Objects.TryAdd(guid, result);174 }175 internal void Dispatch(PlaywrightServerMessage message)176 {177 if (message.Id.HasValue)178 {179 TraceMessage("pw:channel:response", message);180 if (_callbacks.TryRemove(message.Id.Value, out var callback))181 {182 if (message.Error != null)183 {184 callback.TaskCompletionSource.TrySetException(CreateException(message.Error.Error));185 }186 else187 {188 callback.TaskCompletionSource.TrySetResult(message.Result);189 }...
JsonPipeChannel.cs
Source:JsonPipeChannel.cs
...33 {34 public JsonPipeChannel(string guid, Connection connection, JsonPipe owner) : base(guid, connection, owner)35 {36 }37 public event EventHandler<PlaywrightServerMessage> Message;38 public event EventHandler<SerializedError> Closed;39 internal override void OnMessage(string method, JsonElement? serverParams)40 {41 switch (method)42 {43 case "closed":44 if (serverParams.Value.TryGetProperty("error", out var error))45 {46 Closed?.Invoke(this, error.ToObject<SerializedError>(Connection.DefaultJsonSerializerOptions));47 }48 else49 {50 Closed?.Invoke(this, null);51 }52 break;53 case "message":54 Message?.Invoke(this, serverParams?.GetProperty("message").ToObject<PlaywrightServerMessage>(Connection.DefaultJsonSerializerOptions));55 break;56 }57 }58 internal Task SendAsync(object message) =>59 Connection.SendMessageToServerAsync(Guid, "send", new Dictionary<string, object>60 {61 { "message", message },62 });63 internal Task CloseAsync() =>64 Connection.SendMessageToServerAsync(Guid, "close");65 }66}...
Playwright.cs
Source:Playwright.cs
...43#pragma warning disable CA2000 // Dispose objects before losing scope44 var transport = new StdIOTransport();45#pragma warning restore CA200046 var connection = new Connection();47 transport.MessageReceived += (_, message) => connection.Dispatch(JsonSerializer.Deserialize<PlaywrightServerMessage>(message, JsonExtensions.DefaultJsonSerializerOptions));48 transport.LogReceived += (_, log) => Console.Error.WriteLine(log);49 transport.TransportClosed += (_, reason) => connection.DoClose(reason);50 connection.OnMessage = (message) => transport.SendAsync(JsonSerializer.SerializeToUtf8Bytes(message, connection.DefaultJsonSerializerOptions));51 connection.Close += (_, reason) => transport.Close(reason);52 var playwright = await connection.InitializePlaywrightAsync().ConfigureAwait(false);53 playwright.Connection = connection;54 return playwright;55 }56 }57}
...
JsonPipe.cs
Source:JsonPipe.cs
...38 _initializer = initializer;39 _channel.Closed += (_, e) => Closed.Invoke(this, e);40 _channel.Message += (_, e) => Message.Invoke(this, e);41 }42 public event EventHandler<PlaywrightServerMessage> Message;43 public event EventHandler<SerializedError> Closed;44 ChannelBase IChannelOwner.Channel => _channel;45 IChannel<JsonPipe> IChannelOwner<JsonPipe>.Channel => _channel;46 public Task CloseAsync() => _channel.CloseAsync();47 public Task SendAsync(object message) => _channel.SendAsync(message);48 }49}...
PlaywrightServerMessage.cs
Source:PlaywrightServerMessage.cs
...23 */24using System.Text.Json;25namespace Microsoft.Playwright.Transport26{27 internal class PlaywrightServerMessage28 {29 public int? Id { get; set; }30 public string Guid { get; set; }31 public string Method { get; set; }32 public JsonElement? Params { get; set; }33 public JsonElement? Result { get; set; }34 public ErrorEntry Error { get; set; }35 }36}...
PlaywrightServerMessage
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using System;3{4 {5 static void Main(string[] args)6 {7 Console.WriteLine("Hello World!");8 PlaywrightServerMessage message = new PlaywrightServerMessage();9 message.Method = "Page.goto";10 Console.WriteLine(message.ToJson());11 }12 }13}14{15 "params": {16 }17}
PlaywrightServerMessage
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Core;4using Microsoft.Playwright.Transport.Channels;5using Microsoft.Playwright.Transport.Protocol;6using Microsoft.Playwright.Transport.Tests;7using Microsoft.Playwright.Transport.Tests.Helpers;8using Xunit;9using Xunit.Abstractions;10using System.Linq;11using System.Threading;12using System.Collections.Generic;13using Microsoft.Playwright;14{15 {16 internal PlaywrightServerMessageTests(ITestOutputHelper output) : base(output)17 {18 }19 public async Task ShouldReturnCorrectLogMessage()20 {21 var message = await Page.EvaluateAsync<PlaywrightServerMessage>("() => console.log('hello', 5, {foo: 'bar'})");22 Assert.Equal("hello 5 JSHandle@object", message.Text);23 }24 public async Task ShouldReturnCorrectExceptionMessage()25 {26 var message = await Page.EvaluateAsync<PlaywrightServerMessage>("() => not_existing_object.a");27 Assert.Equal("not_existing_object is not defined", message.Text);28 }29 public async Task ShouldReturnCorrectErrorMessage()30 {31 var message = await Page.EvaluateAsync<PlaywrightServerMessage>("() => { throw new Error('my error'); }");32 Assert.Equal("Error: my error", message.Text);33 }34 public async Task ShouldReturnCorrectTraceMessage()35 {36 await Page.EvaluateAsync<PlaywrightServerMessage>("() => console.trace('hello')");37 var message = await Page.EvaluateAsync<PlaywrightServerMessage>("() => console.trace()");38 Assert.Equal("hello", message.Text);39 }40 public async Task ShouldReturnCorrectApiCallMessage()41 {42 var message = await Page.EvaluateAsync<PlaywrightServerMessage>("() => console.dirxml(document.body)");43 Assert.Equal(@"▶ DOMRect44 y: 0", message.Text);45 }46 public async Task ShouldReturnCorrectWarningMessage()47 {
PlaywrightServerMessage
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using System;3using System.IO;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 {10 {11 Args = new string[] { "--no-sandbox" }12 }13 };14 var json = message.ToJson();15 Console.WriteLine(json);16 var message2 = PlaywrightServerMessage.FromJson(json);17 Console.WriteLine(message2.ToJson());18 }19 }20}21{"id":1,"method":"BrowserType.Launch","params":{"browserType":"chromium","channel":"stable","ignoreDefaultArgs":true,"args":["--no-sandbox"]}}22{"id":1,"method":"BrowserType.Launch","params":{"browserType":"chromium","channel":"stable","ignoreDefaultArgs":true,"args":["--no-sandbox"]}}23The type or namespace name 'PlaywrightServerMessage' does not exist in the namespace 'Microsoft.Playwright.Transport' (are you missing an assembly reference?)
PlaywrightServerMessage
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Transport;4using Microsoft.Playwright.Transport.Channels;5{6 {7 static async Task Main(string[] args)8 {9 var connection = new Connection();10 var channel = new BrowserTypeChannel(connection, "browserType", "chromium");11 var browser = await channel.LaunchAsync(new LaunchOptions { Headless = true });12 var page = await browser.NewPageAsync();13 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "example.png" });14 await browser.CloseAsync();15 }16 }17}18using System;19using System.Threading.Tasks;20using Microsoft.Playwright;21using Microsoft.Playwright.Transport;22{23 {24 static async Task Main(string[] args)25 {26 var playwright = await Playwright.CreateAsync();27 var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = true });28 var page = await browser.NewPageAsync();29 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "example.png" });30 await browser.CloseAsync();31 await playwright.StopAsync();32 }33 }34}35using System;36using System.Threading.Tasks;37using Microsoft.Playwright;38{39 {40 static async Task Main(string[] args)41 {42 using var playwright = await Playwright.CreateAsync();43 using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = true });44 using var page = await browser.NewPageAsync();45 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "example.png" });46 }47 }48}49using System;50using System.Threading.Tasks;51using Microsoft.Playwright;52{53 {54 static async Task Main(string[] args)55 {56 using var playwright = await Playwright.CreateAsync();57 using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = true });58 using var page = await browser.NewPageAsync();
PlaywrightServerMessage
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Collections.Generic;5using System.Threading.Tasks;6{7 {8 static async Task Main(string[] args)9 {10 PlaywrightServerMessage message = new PlaywrightServerMessage();11 message.Method = "BrowserType.launch";12 message.Params = new Dictionary<string, object>();13 message.Params.Add("headless", false);14 message.Params.Add("executablePath", "C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe");15 message.Params.Add("args", new string[] { "--no-sandbox" });16 message.Params.Add("ignoreDefaultArgs", new string[] { "--enable-automation" });17 message.Params.Add("slowMo", 100);18 PlaywrightServerMessageChannel channel = new PlaywrightServerMessageChannel();19 await channel.SendAsync(message);20 Console.WriteLine("Done");21 }22 }23}
PlaywrightServerMessage
Using AI Code Generation
1using Microsoft.Playwright.Transport;2var message = new PlaywrightServerMessage();3message.Id = "id";4message.Method = "method";5message.Params = new Dictionary<string, object>();6message.Params.Add("key", "value");7message.Params.Add("key2", "value2");8message.Params.Add("key3", "value3");9var json = message.ToJson();10using Microsoft.Playwright;11var message = new PlaywrightServerMessage();12message.Id = "id";13message.Method = "method";14message.Params = new Dictionary<string, object>();15message.Params.Add("key", "value");16message.Params.Add("key2", "value2");17message.Params.Add("key3", "value3");18var json = message.ToJson();
PlaywrightServerMessage
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using System;3{4 {5 static void Main(string[] args)6 {7 PlaywrightServerMessage message = new PlaywrightServerMessage();8 message.Id = 1;9 message.Method = "BrowserType.launch";10 message.Params = new BrowserTypeLaunchOptions();11 message.Params.Headless = true;12 message.Params.IgnoreHTTPSErrors = true;13 string json = message.ToJson();14 Console.WriteLine(json);15 }16 }17}18using Microsoft.Playwright.Transport;19using System;20{21 {22 static void Main(string[] args)23 {24 PlaywrightServerMessage message = new PlaywrightServerMessage();25 message.Id = 1;26 message.Method = "BrowserType.launch";27 message.Params = new BrowserTypeLaunchOptions();28 message.Params.Headless = true;29 message.Params.IgnoreHTTPSErrors = true;30 string json = message.ToJson();31 Console.WriteLine(json);32 PlaywrightServerMessage message2 = PlaywrightServerMessage.FromJson(json);33 Console.WriteLine(message2.Id);34 Console.WriteLine(message2.Method);35 Console.WriteLine(message2.Params.Headless);36 Console.WriteLine(message2.Params.IgnoreHTTPSErrors);37 }38 }39}40using Microsoft.Playwright.Transport;41using System;42{43 {44 static void Main(string[] args)45 {
PlaywrightServerMessage
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Transport;4using Microsoft.Playwright.Transport.Channels;5{6 {7 static async Task Main(string[] args)8 {9 var connection = new Connection();10 var channel = new BrowserTypeChannel(connection, "browserType", "chromium");11 var browser = await channel.LaunchAsync(new LaunchOptions { Headless = true });12 var page = await browser.NewPageAsync();13 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "example.png" });14 await browser.CloseAsync();15 }16 }17}18using System;19using System.Threading.Tasks;20using Microsoft.Playwright;21using Microsoft.Playwright.Transport;22{23 {24 static async Task Main(string[] args)25 {26 var playwright = await Playwright.CreateAsync();27 var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = true });28 var page = await browser.NewPageAsync();29 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "example.png" });30 await browser.CloseAsync();31 await playwright.StopAsync();32 }33 }34}35using System;36using System.Threading.Tasks;37using Microsoft.Playwright;38{39 {40 static async Task Main(string[] args)41 {42 using var playwright = await Playwright.CreateAsync();43 using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = true });44 using var page = await browser.NewPageAsync();45 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "example.png" });46 }47 }48}49using System;50using System.Threading.Tasks;51using Microsoft.Playwright;52{53 {54 static async Task Main(string[] args)55 {56 using var playwright = await Playwright.CreateAsync();57 using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = true });58 using var page = await browser.NewPageAsync();
PlaywrightServerMessage
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Collections.Generic;5using System.Threading.Tasks;6{7 {8 static async Task Main(string[] args)9 {10 PlaywrightServerMessage message = new PlaywrightServerMessage();11 message.Method = "BrowserType.launch";12 message.Params = new Dictionary<string, object>();13 message.Params.Add("headless", false);14 message.Params.Add("executablePath", "C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe");15 message.Params.Add("args", new string[] { "--no-sandbox" });16 message.Params.Add("ignoreDefaultArgs", new string[] { "--enable-automation" });17 message.Params.Add("slowMo", 100);18 PlaywrightServerMessageChannel channel = new PlaywrightServerMessageChannel();19 await channel.SendAsync(message);20 Console.WriteLine("Done");21 }22 }23}24 "params": {25 }26}
PlaywrightServerMessage
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using System;3using System.IO;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 {10 {11 Args = new string[] { "--no-sandbox" }12 }13 };14 var json = message.ToJson();15 Console.WriteLine(json);16 var message2 = PlaywrightServerMessage.FromJson(json);17 Console.WriteLine(message2.ToJson());18 }19 }20}21{"id":1,"method":"BrowserType.Launch","params":{"browserType":"chromium","channel":"stable","ignoreDefaultArgs":true,"args":["--no-sandbox"]}}22{"id":1,"method":"BrowserType.Launch","params":{"browserType":"chromium","channel":"stable","ignoreDefaultArgs":true,"args":["--no-sandbox"]}}23The type or namespace name 'PlaywrightServerMessage' does not exist in the namespace 'Microsoft.Playwright.Transport' (are you missing an assembly reference?)
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.
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