KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

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

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

PageChannel.cs

Source:PageChannel.cs

...48        internal event EventHandler<IFrame> FrameDetached;49        internal event EventHandler<IDialog> Dialog;50        internal event EventHandler<IConsoleMessage> Console;51        internal event EventHandler<PageDownloadEvent> Download;52        internal event EventHandler<SerializedError> PageError;53        internal event EventHandler<FileChooserChannelEventArgs> FileChooser;54        internal event EventHandler Load;55        internal event EventHandler<WorkerChannelEventArgs> Worker;56        internal event EventHandler<VideoEventArgs> Video;57        internal override void OnMessage(string method, JsonElement? serverParams)58        {59            switch (method)60            {61                case "close":62                    Closed?.Invoke(this, EventArgs.Empty);63                    break;64                case "crash":65                    Crashed?.Invoke(this, EventArgs.Empty);66                    break;67                case "domcontentloaded":68                    DOMContentLoaded?.Invoke(this, EventArgs.Empty);69                    break;70                case "load":71                    Load?.Invoke(this, EventArgs.Empty);72                    break;73                case "bindingCall":74                    BindingCall?.Invoke(75                        this,76                        new() { BindingCall = serverParams?.GetProperty("binding").ToObject<BindingCallChannel>(Connection.DefaultJsonSerializerOptions).Object });77                    break;78                case "route":79                    var route = serverParams?.GetProperty("route").ToObject<RouteChannel>(Connection.DefaultJsonSerializerOptions).Object;80                    var request = serverParams?.GetProperty("request").ToObject<RequestChannel>(Connection.DefaultJsonSerializerOptions).Object;81                    Route?.Invoke(82                        this,83                        new() { Route = route, Request = request });84                    break;85                case "popup":86                    Popup?.Invoke(this, new() { Page = serverParams?.GetProperty("page").ToObject<PageChannel>(Connection.DefaultJsonSerializerOptions).Object });87                    break;88                case "pageError":89                    PageError?.Invoke(this, serverParams?.GetProperty("error").GetProperty("error").ToObject<SerializedError>(Connection.DefaultJsonSerializerOptions));90                    break;91                case "fileChooser":92                    FileChooser?.Invoke(this, serverParams?.ToObject<FileChooserChannelEventArgs>(Connection.DefaultJsonSerializerOptions));93                    break;94                case "frameAttached":95                    FrameAttached?.Invoke(this, serverParams?.GetProperty("frame").ToObject<FrameChannel>(Connection.DefaultJsonSerializerOptions).Object);96                    break;97                case "frameDetached":98                    FrameDetached?.Invoke(this, serverParams?.GetProperty("frame").ToObject<FrameChannel>(Connection.DefaultJsonSerializerOptions).Object);99                    break;100                case "dialog":101                    Dialog?.Invoke(this, serverParams?.GetProperty("dialog").ToObject<DialogChannel>(Connection.DefaultJsonSerializerOptions).Object);102                    break;103                case "console":...

JsonPipeChannel.cs

Source:JsonPipeChannel.cs

...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            {...

JsonPipe.cs

Source:JsonPipe.cs

...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}...

SerializedError.cs

Source:SerializedError.cs

...22 * SOFTWARE.23 */24namespace Microsoft.Playwright.Transport.Channels25{26    internal class SerializedError27    {28        private string _message;29        /// <summary>30        /// Error name.31        /// </summary>32        public string Name { get; set; }33        /// <summary>34        /// Error Message.35        /// </summary>36        public string Message37        {38            get => _message ?? Value;39            set => _message = value;40        }...

SerializedError

Using AI Code Generation

1using Microsoft.Playwright;2var playwright = await Playwright.CreateAsync();3var browser = await playwright.Chromium.LaunchAsync();4var page = await browser.NewPageAsync();5var error = await page.EvaluateAsync<SerializedError>("() => { throw new Error('foo'); }");6using PlaywrightSharp;7var playwright = await Playwright.CreateAsync();8var browser = await playwright.Chromium.LaunchAsync();9var page = await browser.NewPageAsync();10var error = await page.EvaluateAsync<PlaywrightSharp.PlaywrightException>("() => { throw new Error('foo'); }");11using PlaywrightSharp;12var playwright = await Playwright.CreateAsync();13var browser = await playwright.Chromium.LaunchAsync();14var page = await browser.NewPageAsync();15var error = await page.EvaluateAsync<PlaywrightSharp.PlaywrightException>("() => { throw new Error('foo'); }");16using PlaywrightSharp;17var playwright = await Playwright.CreateAsync();18var browser = await playwright.Chromium.LaunchAsync();19var page = await browser.NewPageAsync();20var error = await page.EvaluateAsync<PlaywrightSharp.PlaywrightException>("() => { throw new Error('foo'); }");21using PlaywrightSharp;22var playwright = await Playwright.CreateAsync();23var browser = await playwright.Chromium.LaunchAsync();24var page = await browser.NewPageAsync();25var error = await page.EvaluateAsync<PlaywrightSharp.PlaywrightException>("() => { throw new Error('foo'); }");26using PlaywrightSharp;27var playwright = await Playwright.CreateAsync();

SerializedError

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2using Microsoft.Playwright.Core;3using Microsoft.Playwright.Transport;4using Microsoft.Playwright.Transport;5using Microsoft.Playwright.Transport;6using Microsoft.Playwright.Transport;7{8    {9        static async Task Main(string[] args)10        {11            IChannelOwner channelOwner;12            IChannel channel;13            IConnection connection;14            IConnectionTransport connectionTransport;15            IConnectionTransportFactory connectionTransportFactory;16            SerializedError serializedError;17            channelOwner = new ChannelOwner(null, null, null);18            channel = new Channel(null, null, null);19            connection = new Connection(null, null, null);20            connectionTransport = new ConnectionTransport(null, null, null);21            connectionTransportFactory = new ConnectionTransportFactory(null, null, null);22            serializedError = new SerializedError();23        }24    }25}26using Microsoft.Playwright.Core;27using Microsoft.Playwright.Transport;

SerializedError

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2using Newtonsoft.Json;3using Newtonsoft.Json.Linq;4using System;5using System.Collections.Generic;6using System.IO;7using System.Linq;8using System.Net.Http;9using System.Text;10using System.Threading.Tasks;11{12    {13        static async Task Main(string[] args)14        {15            var playwright = await Playwright.CreateAsync();16            var browser = await playwright.Chromium.LaunchAsync();17            var page = await browser.NewPageAsync();

SerializedError

Using AI Code Generation

1using Microsoft.Playwright;2await using var playwright = await Playwright.CreateAsync();3var browser = await playwright.Firefox.LaunchAsync(new BrowserTypeLaunchOptions4{5    Args = new[] { "--no-sandbox" },6});7var context = await browser.NewContextAsync();8var page = await context.NewPageAsync();9await page.FillAsync("input[name='q']", "Hello World");10await page.PressAsync("input[name='q']", "Enter");11await page.ScreenshotAsync("screenshot.png");12await browser.CloseAsync();13using Microsoft.Playwright;14await using var playwright = await Playwright.CreateAsync();15var browser = await playwright.Firefox.LaunchAsync(new BrowserTypeLaunchOptions16{17    Args = new[] { "--no-sandbox" },18});19var context = await browser.NewContextAsync();20var page = await context.NewPageAsync();21await page.FillAsync("input[name='q']", "Hello World");22await page.PressAsync("input[name='q']", "Enter");23await page.ScreenshotAsync("screenshot.png");24await browser.CloseAsync();25using Microsoft.Playwright;26await using var playwright = await Playwright.CreateAsync();27var browser = await playwright.Firefox.LaunchAsync(new BrowserTypeLaunchOptions28{29    Args = new[] { "--no-sandbox" },30});31var context = await browser.NewContextAsync();32var page = await context.NewPageAsync();33await page.FillAsync("input[name='q']", "Hello World");34await page.PressAsync("input[name='q']", "Enter");35await page.ScreenshotAsync("screenshot.png");36await browser.CloseAsync();37using Microsoft.Playwright;

SerializedError

Using AI Code Generation

1var error = new SerializedError();2error.Message = "Error Message";3error.Stack = "Error Stack";4error.Name = "Error Name";5error.Error = new SerializedError();6error.Error.Message = "Inner Error Message";7error.Error.Stack = "Inner Error Stack";8error.Error.Name = "Inner Error Name";9error.Error.Error = null;10var playwrightException = new PlaywrightException(error);11Console.WriteLine(playwrightException.ToString());12var error = new SerializedError();13error.Message = "Error Message";14error.Stack = "Error Stack";15error.Name = "Error Name";16error.Error = new SerializedError();17error.Error.Message = "Inner Error Message";18error.Error.Stack = "Inner Error Stack";19error.Error.Name = "Inner Error Name";20error.Error.Error = null;21var playwrightException = new PlaywrightException(error);22Console.WriteLine(playwrightException.ToString());23   at Microsoft.Playwright.PlaywrightException..ctor(SerializedError error)24   at Program.Main(String[] args) in C:\Users\me\source\repos\ConsoleApp1\ConsoleApp1\Program.cs:line 1525var error = new SerializedError();26error.Message = "Error Message";27error.Stack = "Error Stack";28error.Name = "Error Name";29error.Error = new SerializedError();30error.Error.Message = "Inner Error Message";

SerializedError

Using AI Code Generation

1{2    public static void Main(string[] args)3    {4        var playwright = Playwright.CreateAsync().Result;5        var browser = playwright.Chromium.LaunchAsync().Result;6        var page = browser.NewPageAsync().Result;7        browser.CloseAsync().Wait();8    }9}10   at Microsoft.Playwright.Transport.Channels.PageChannel.GotoAsync(String url, Nullable`1 timeout, Nullable`1 waitUntil, Boolean allowHTTPsErrors, Nullable`1 referer, Dictionary`2 headers)11   at Microsoft.Playwright.Page.GotoAsync(String url, Nullable`1 timeout, Nullable`1 waitUntil, Boolean allowHTTPsErrors, Nullable`1 referer, Dictionary`2 headers)12   at ErrorHandling.Main(String[] args) in D:\Playwright\ErrorHandling.cs:line 2213   at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)14   at System.Threading.Tasks.Task.Wait()15   at ErrorHandling.Main(String[] args) in D:\Playwright\ErrorHandling.cs:line 2716{17    public static void Main(string[] args)18    {19        using var playwright = Playwright.CreateAsync().Result;20        using var browser = playwright.Chromium.LaunchAsync().Result;21        using var page = browser.NewPageAsync().Result;22        browser.CloseAsync().Wait();23    }24}25Error: System.AggregateException: One or more errors occurred. (Object reference not

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.