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How to use Connection class of Microsoft.Playwright.Transport package
Best Playwright-dotnet code snippet using Microsoft.Playwright.Transport.Connection
Connection.cs
Source:Connection.cs 
...38using Microsoft.Playwright.Transport.Converters;39using Microsoft.Playwright.Transport.Protocol;40namespace Microsoft.Playwright.Transport41{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 }60 /// <inheritdoc cref="IDisposable.Dispose"/>61 ~Connection() => Dispose(false);62 internal event EventHandler<string> Close;63 public ConcurrentDictionary<string, IChannelOwner> Objects { get; } = new();64 internal AsyncLocal<List<ApiZone>> ApiZone { get; } = new();65 public bool IsClosed { get; private set; }66 internal bool IsRemote { get; set; }67 internal Func<object, Task> OnMessage { get; set; }68 internal JsonSerializerOptions DefaultJsonSerializerOptions { get; }69 public void Dispose()70 {71 Dispose(true);72 GC.SuppressFinalize(this);73 }74 internal Task<JsonElement?> SendMessageToServerAsync(75 string guid,76 string method,77 object args = null)78 => SendMessageToServerAsync<JsonElement?>(guid, method, args);79 internal Task<T> SendMessageToServerAsync<T>(80 string guid,81 string method,82 object args = null) => WrapApiCallAsync(() => InnerSendMessageToServerAsync<T>(guid, method, args));83 private async Task<T> InnerSendMessageToServerAsync<T>(84 string guid,85 string method,86 object args = null)87 {88 if (IsClosed)89 {90 throw new PlaywrightException($"Connection closed ({_reason})");91 }92 int id = Interlocked.Increment(ref _lastId);93 var tcs = new TaskCompletionSource<JsonElement?>(TaskCreationOptions.RunContinuationsAsynchronously);94 var callback = new ConnectionCallback95 {96 TaskCompletionSource = tcs,97 };98 _callbacks.TryAdd(id, callback);99 var sanitizedArgs = new Dictionary<string, object>();100 if (args != null)101 {102 if (args is IDictionary<string, object> dictionary && dictionary.Keys.Any(f => f != null))103 {104 foreach (var kv in dictionary)105 {106 if (kv.Value != null)107 {108 sanitizedArgs.Add(kv.Key, kv.Value);109 }110 }111 }112 else113 {114 foreach (PropertyDescriptor propertyDescriptor in TypeDescriptor.GetProperties(args))115 {116 object obj = propertyDescriptor.GetValue(args);117 if (obj != null)118 {119#pragma warning disable CA1845 // Use span-based 'string.Concat' and 'AsSpan' instead of 'Substring120 string name = propertyDescriptor.Name.Substring(0, 1).ToLower() + propertyDescriptor.Name.Substring(1);121#pragma warning restore CA2000 // Use span-based 'string.Concat' and 'AsSpan' instead of 'Substring122 sanitizedArgs.Add(name, obj);123 }124 }125 }126 }127 await _queue.EnqueueAsync(() =>128 {129 var message = new MessageRequest130 {131 Id = id,132 Guid = guid,133 Method = method,134 Params = sanitizedArgs,135 Metadata = ApiZone.Value[0],136 };137 TraceMessage("pw:channel:command", message);138 return OnMessage(message);139 }).ConfigureAwait(false);140 var result = await tcs.Task.ConfigureAwait(false);141 if (typeof(T) == typeof(JsonElement?))142 {143 return (T)(object)result?.Clone();144 }145 else if (result == null)146 {147 return default;148 }149 else if (typeof(ChannelBase).IsAssignableFrom(typeof(T)) || typeof(ChannelBase[]).IsAssignableFrom(typeof(T)))150 {151 var enumerate = result.Value.EnumerateObject();152 return enumerate.Any()153 ? enumerate.FirstOrDefault().Value.ToObject<T>(DefaultJsonSerializerOptions)154 : default;155 }156 else157 {158 return result.Value.ToObject<T>(DefaultJsonSerializerOptions);159 }160 }161 internal IChannelOwner GetObject(string guid)162 {163 Objects.TryGetValue(guid, out var result);164 return result;165 }166 internal void MarkAsRemote() => IsRemote = true;167 internal Task<PlaywrightImpl> InitializePlaywrightAsync()168 {169 return _rootObject.InitializeAsync();170 }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 }190 }191 return;192 }193 TraceMessage("pw:channel:event", message);194 try195 {196 if (message.Method == "__create__")197 {198 var createObjectInfo = message.Params.Value.ToObject<CreateObjectInfo>(DefaultJsonSerializerOptions);199 CreateRemoteObject(message.Guid, createObjectInfo.Type, createObjectInfo.Guid, createObjectInfo.Initializer);200 return;201 }202 if (message.Method == "__dispose__")203 {204 Objects.TryGetValue(message.Guid, out var disableObject);205 disableObject?.DisposeOwner();206 return;207 }208 Objects.TryGetValue(message.Guid, out var obj);209 obj?.Channel?.OnMessage(message.Method, message.Params);210 }211 catch (Exception ex)212 {213 DoClose(ex);214 }215 }216 private void CreateRemoteObject(string parentGuid, ChannelOwnerType type, string guid, JsonElement? initializer)217 {218 IChannelOwner result = null;219 var parent = string.IsNullOrEmpty(parentGuid) ? _rootObject : Objects[parentGuid];220#pragma warning disable CA2000 // Dispose objects before losing scope221 switch (type)222 {223 case ChannelOwnerType.Artifact:224 result = new Artifact(parent, guid, initializer?.ToObject<ArtifactInitializer>(DefaultJsonSerializerOptions));225 break;226 case ChannelOwnerType.BindingCall:227 result = new BindingCall(parent, guid, initializer?.ToObject<BindingCallInitializer>(DefaultJsonSerializerOptions));228 break;229 case ChannelOwnerType.Playwright:230 result = new PlaywrightImpl(parent, guid, initializer?.ToObject<PlaywrightInitializer>(DefaultJsonSerializerOptions));231 break;232 case ChannelOwnerType.Browser:233 var browserInitializer = initializer?.ToObject<BrowserInitializer>(DefaultJsonSerializerOptions);234 result = new Browser(parent, guid, browserInitializer);235 break;236 case ChannelOwnerType.BrowserType:237 var browserTypeInitializer = initializer?.ToObject<BrowserTypeInitializer>(DefaultJsonSerializerOptions);238 result = new Core.BrowserType(parent, guid, browserTypeInitializer);239 break;240 case ChannelOwnerType.BrowserContext:241 var browserContextInitializer = initializer?.ToObject<BrowserContextInitializer>(DefaultJsonSerializerOptions);242 result = new BrowserContext(parent, guid, browserContextInitializer);243 break;244 case ChannelOwnerType.ConsoleMessage:245 result = new ConsoleMessage(parent, guid, initializer?.ToObject<ConsoleMessageInitializer>(DefaultJsonSerializerOptions));246 break;247 case ChannelOwnerType.Dialog:248 result = new Dialog(parent, guid, initializer?.ToObject<DialogInitializer>(DefaultJsonSerializerOptions));249 break;250 case ChannelOwnerType.ElementHandle:251 result = new ElementHandle(parent, guid, initializer?.ToObject<ElementHandleInitializer>(DefaultJsonSerializerOptions));252 break;253 case ChannelOwnerType.Frame:254 result = new Frame(parent, guid, initializer?.ToObject<FrameInitializer>(DefaultJsonSerializerOptions));255 break;256 case ChannelOwnerType.JSHandle:257 result = new JSHandle(parent, guid, initializer?.ToObject<JSHandleInitializer>(DefaultJsonSerializerOptions));258 break;259 case ChannelOwnerType.JsonPipe:260 result = new JsonPipe(parent, guid, initializer?.ToObject<JsonPipeInitializer>(DefaultJsonSerializerOptions));261 break;262 case ChannelOwnerType.LocalUtils:263 result = new LocalUtils(parent, guid, initializer);264 break;265 case ChannelOwnerType.Page:266 result = new Page(parent, guid, initializer?.ToObject<PageInitializer>(DefaultJsonSerializerOptions));267 break;268 case ChannelOwnerType.Request:269 result = new Request(parent, guid, initializer?.ToObject<RequestInitializer>(DefaultJsonSerializerOptions));270 break;271 case ChannelOwnerType.Response:272 result = new Response(parent, guid, initializer?.ToObject<ResponseInitializer>(DefaultJsonSerializerOptions));273 break;274 case ChannelOwnerType.Route:275 result = new Route(parent, guid, initializer?.ToObject<RouteInitializer>(DefaultJsonSerializerOptions));276 break;277 case ChannelOwnerType.Worker:278 result = new Worker(parent, guid, initializer?.ToObject<WorkerInitializer>(DefaultJsonSerializerOptions));279 break;280 case ChannelOwnerType.WebSocket:281 result = new WebSocket(parent, guid, initializer?.ToObject<WebSocketInitializer>(DefaultJsonSerializerOptions));282 break;283 case ChannelOwnerType.Selectors:284 result = new Selectors(parent, guid);285 break;286 case ChannelOwnerType.SocksSupport:287 result = new SocksSupport(parent, guid);288 break;289 case ChannelOwnerType.Stream:290 result = new Stream(parent, guid);291 break;292 case ChannelOwnerType.WritableStream:293 result = new WritableStream(parent, guid);294 break;295 case ChannelOwnerType.Tracing:296 result = new Tracing(parent, guid);297 break;298 default:299 TraceMessage("pw:dotnet", "Missing type " + type);300 break;301 }302#pragma warning restore CA2000303 Objects.TryAdd(guid, result);304 OnObjectCreated(guid, result);305 }306 private void DoClose(Exception ex)307 {308 TraceMessage("pw:dotnet", $"Connection Close: {ex.Message}\n{ex.StackTrace}");309 DoClose(ex.Message);310 }311 internal void DoClose(string reason)312 {313 _reason = string.IsNullOrEmpty(_reason) ? reason : _reason;314 if (!IsClosed)315 {316 foreach (var callback in _callbacks)317 {318 callback.Value.TaskCompletionSource.TrySetException(new PlaywrightException(reason));319 }320 Dispose();321 IsClosed = true;322 }323 }324 private Exception CreateException(PlaywrightServerError error)325 {326 if (string.IsNullOrEmpty(error.Message))327 {328 return new PlaywrightException(error.Value);329 }330 if (error.Name == "TimeoutError")331 {332 return new TimeoutException(error.Message);333 }334 return new PlaywrightException(error.Message);335 }336 private void Dispose(bool disposing)337 {338 if (!disposing)339 {340 return;341 }342 _queue.Dispose();343 Close.Invoke(this, "Connection disposed");344 }345 [Conditional("DEBUG")]346 internal void TraceMessage(string logLevel, object message)347 {348 string actualLogLevel = Environment.GetEnvironmentVariable("DEBUG");349 if (!string.IsNullOrEmpty(actualLogLevel))350 {351 if (!actualLogLevel.Contains(logLevel))352 {353 return;354 }355 if (!(message is string))356 {357 message = JsonSerializer.Serialize(message, DefaultJsonSerializerOptions);...
BrowserType.cs
Source:BrowserType.cs
...38 private readonly BrowserTypeChannel _channel;39 internal BrowserType(IChannelOwner parent, string guid, BrowserTypeInitializer initializer) : base(parent, guid)40 {41 _initializer = initializer;42 _channel = new(guid, parent.Connection, this);43 }44 ChannelBase IChannelOwner.Channel => _channel;45 IChannel<BrowserType> IChannelOwner<BrowserType>.Channel => _channel;46 internal PlaywrightImpl Playwright { get; set; }47 public string ExecutablePath => _initializer.ExecutablePath;48 public string Name => _initializer.Name;49 public async Task<IBrowser> LaunchAsync(BrowserTypeLaunchOptions options = default)50 {51 options ??= new BrowserTypeLaunchOptions();52 Browser browser = (await _channel.LaunchAsync(53 headless: options.Headless,54 channel: options.Channel,55 executablePath: options.ExecutablePath,56 passedArguments: options.Args,57 proxy: options.Proxy,58 downloadsPath: options.DownloadsPath,59 tracesDir: options.TracesDir,60 chromiumSandbox: options.ChromiumSandbox,61 firefoxUserPrefs: options.FirefoxUserPrefs,62 handleSIGINT: options.HandleSIGINT,63 handleSIGTERM: options.HandleSIGTERM,64 handleSIGHUP: options.HandleSIGHUP,65 timeout: options.Timeout,66 env: options.Env,67 devtools: options.Devtools,68 slowMo: options.SlowMo,69 ignoreDefaultArgs: options.IgnoreDefaultArgs,70 ignoreAllDefaultArgs: options.IgnoreAllDefaultArgs).ConfigureAwait(false)).Object;71 browser.LocalUtils = Playwright.Utils;72 return browser;73 }74 public async Task<IBrowserContext> LaunchPersistentContextAsync(string userDataDir, BrowserTypeLaunchPersistentContextOptions options = default)75 {76 options ??= new BrowserTypeLaunchPersistentContextOptions();77 var context = (await _channel.LaunchPersistentContextAsync(78 userDataDir,79 headless: options.Headless,80 channel: options.Channel,81 executablePath: options.ExecutablePath,82 args: options.Args,83 proxy: options.Proxy,84 downloadsPath: options.DownloadsPath,85 tracesDir: options.TracesDir,86 chromiumSandbox: options.ChromiumSandbox,87 handleSIGINT: options.HandleSIGINT,88 handleSIGTERM: options.HandleSIGTERM,89 handleSIGHUP: options.HandleSIGHUP,90 timeout: options.Timeout,91 env: options.Env,92 devtools: options.Devtools,93 slowMo: options.SlowMo,94 acceptDownloads: options.AcceptDownloads,95 ignoreHTTPSErrors: options.IgnoreHTTPSErrors,96 bypassCSP: options.BypassCSP,97 viewportSize: options.ViewportSize,98 screenSize: options.ScreenSize,99 userAgent: options.UserAgent,100 deviceScaleFactor: options.DeviceScaleFactor,101 isMobile: options.IsMobile,102 hasTouch: options.HasTouch,103 javaScriptEnabled: options.JavaScriptEnabled,104 timezoneId: options.TimezoneId,105 geolocation: options.Geolocation,106 locale: options.Locale,107 permissions: options.Permissions,108 extraHTTPHeaders: options.ExtraHTTPHeaders,109 offline: options.Offline,110 httpCredentials: options.HttpCredentials,111 colorScheme: options.ColorScheme,112 reducedMotion: options.ReducedMotion,113 recordHarPath: options.RecordHarPath,114 recordHarOmitContent: options.RecordHarOmitContent,115 recordVideo: Browser.GetVideoArgs(options.RecordVideoDir, options.RecordVideoSize),116 ignoreDefaultArgs: options.IgnoreDefaultArgs,117 ignoreAllDefaultArgs: options.IgnoreAllDefaultArgs,118 baseUrl: options.BaseURL,119 forcedColors: options.ForcedColors).ConfigureAwait(false)).Object;120 // TODO: unite with a single browser context options type which is derived from channels121 context.Options = new()122 {123 RecordVideoDir = options.RecordVideoDir,124 RecordVideoSize = options.RecordVideoSize,125 RecordHarPath = options.RecordHarPath,126 RecordHarOmitContent = options.RecordHarOmitContent,127 };128 ((Core.Tracing)context.Tracing).LocalUtils = Playwright.Utils;129 return context;130 }131 public async Task<IBrowser> ConnectAsync(string wsEndpoint, BrowserTypeConnectOptions options = null)132 {133 options ??= new BrowserTypeConnectOptions();134 var headers = new List<KeyValuePair<string, string>>(options.Headers ?? new Dictionary<string, string>())135 {136 new KeyValuePair<string, string>("x-playwright-browser", Name),137 }.ToDictionary(pair => pair.Key, pair => pair.Value);138 JsonPipe pipe = (await _channel.ConnectAsync(wsEndpoint: wsEndpoint, headers: headers, slowMo: options.SlowMo, timeout: options.Timeout).ConfigureAwait(false)).Object;139 void ClosePipe()140 {141 pipe.CloseAsync().IgnoreException();142 }143#pragma warning disable CA2000 // Dispose objects before losing scope144 var connection = new Connection();145#pragma warning restore CA2000146 connection.MarkAsRemote();147 connection.Close += (_, _) => ClosePipe();148 string closeError = null;149 Browser browser = null;150 void OnPipeClosed()151 {152 // Emulate all pages, contexts and the browser closing upon disconnect.153 foreach (BrowserContext context in browser?.BrowserContextsList.ToArray() ?? Array.Empty<BrowserContext>())154 {155 foreach (Page page in context.PagesList.ToArray())156 {157 page.OnClose();158 }159 context.OnClose();160 }161 browser?.DidClose();162 connection.DoClose(closeError != null ? closeError : DriverMessages.BrowserClosedExceptionMessage);163 }164 pipe.Closed += (_, _) => OnPipeClosed();165 connection.OnMessage = async (object message) =>166 {167 try168 {169 await pipe.SendAsync(message).ConfigureAwait(false);170 }171 catch (Exception e) when (DriverMessages.IsSafeCloseError(e))172 {173 // swallow exception174 }175 catch176 {177 OnPipeClosed();178 }179 };180 pipe.Message += (_, message) =>181 {182 try183 {184 connection.Dispatch(message);185 }186 catch (Exception ex)187 {188 closeError = ex.ToString();189 _channel.Connection.TraceMessage("pw:dotnet", $"Dispatching error: {ex.Message}\n{ex.StackTrace}");190 ClosePipe();191 }192 };193 async Task<IBrowser> CreateBrowserAsync()194 {195 var playwright = await connection.InitializePlaywrightAsync().ConfigureAwait(false);196 playwright.Connection = connection;197 if (playwright.PreLaunchedBrowser == null)198 {199 ClosePipe();200 throw new ArgumentException("Malformed endpoint. Did you use launchServer method?");201 }202 browser = playwright.PreLaunchedBrowser;203 browser.ShouldCloseConnectionOnClose = true;204 browser.Disconnected += (_, _) => ClosePipe();205 browser.LocalUtils = Playwright.Utils;206 return playwright.PreLaunchedBrowser;207 }208 var task = CreateBrowserAsync();209 var timeout = options?.Timeout != null ? (int)options.Timeout : 30_000;210 return await task.WithTimeout(timeout, _ => throw new TimeoutException($"BrowserType.ConnectAsync: Timeout {options.Timeout}ms exceeded")).ConfigureAwait(false);211 }212 public async Task<IBrowser> ConnectOverCDPAsync(string endpointURL, BrowserTypeConnectOverCDPOptions options = null)213 {214 if (Name != "chromium")215 {216 throw new ArgumentException("Connecting over CDP is only supported in Chromium.");217 }218 options ??= new BrowserTypeConnectOverCDPOptions();219 JsonElement result = await _channel.ConnectOverCDPAsync(endpointURL, headers: options.Headers, slowMo: options.SlowMo, timeout: options.Timeout).ConfigureAwait(false);220 Browser browser = result.GetProperty("browser").ToObject<Browser>(_channel.Connection.DefaultJsonSerializerOptions);221 if (result.TryGetProperty("defaultContext", out JsonElement defaultContextValue))222 {223 browser.BrowserContextsList.Add(defaultContextValue.ToObject<BrowserContext>(_channel.Connection.DefaultJsonSerializerOptions));224 }225 browser.LocalUtils = Playwright.Utils;226 return browser;227 }228 }229}...
PlaywrightImpl.cs
Source:PlaywrightImpl.cs
...37 /// </summary>38 public const int DefaultTimeout = 30_000;39 private readonly PlaywrightInitializer _initializer;40 private readonly PlaywrightChannel _channel;41 private readonly Connection _connection;42 private readonly Dictionary<string, BrowserNewContextOptions> _devices = new(StringComparer.InvariantCultureIgnoreCase);43 internal PlaywrightImpl(IChannelOwner parent, string guid, PlaywrightInitializer initializer)44 : base(parent, guid)45 {46 _connection = parent.Connection;47 _initializer = initializer;48 _channel = new(guid, parent.Connection, this);49 foreach (var entry in initializer.DeviceDescriptors)50 {51 _devices[entry.Name] = entry.Descriptor;52 }53 Utils = initializer.Utils;54 _initializer.Chromium.Playwright = this;55 _initializer.Firefox.Playwright = this;56 _initializer.Webkit.Playwright = this;57 }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();97 }98 }99}...
Artifact.cs
Source:Artifact.cs
...31namespace Microsoft.Playwright.Core32{33 internal class Artifact : ChannelOwnerBase, IChannelOwner<Artifact>34 {35 private readonly Connection _connection;36 private readonly ArtifactChannel _channel;37 internal Artifact(IChannelOwner parent, string guid, ArtifactInitializer initializer) : base(parent, guid)38 {39 _connection = parent.Connection;40 _channel = new(guid, parent.Connection, this);41 AbsolutePath = initializer.AbsolutePath;42 }43 Connection IChannelOwner.Connection => _connection;44 ChannelBase IChannelOwner.Channel => _channel;45 IChannel<Artifact> IChannelOwner<Artifact>.Channel => _channel;46 internal string AbsolutePath { get; }47 public async Task<string> PathAfterFinishedAsync()48 {49 if (_connection.IsRemote)50 {51 throw new PlaywrightException("Path is not available when connecting remotely. Use SaveAsAsync() to save a local copy.");52 }53 return await _channel.PathAfterFinishedAsync().ConfigureAwait(false);54 }55 public async Task SaveAsAsync(string path)56 {57 if (!_connection.IsRemote)...
Playwright.cs
Source:Playwright.cs
...42 {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
...33 private readonly JsonPipeChannel _channel;34 private readonly JsonPipeInitializer _initializer;35 public JsonPipe(IChannelOwner parent, string guid, JsonPipeInitializer initializer) : base(parent, guid)36 {37 _channel = new(guid, parent.Connection, this);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}...
LocalUtils.cs
Source:LocalUtils.cs
...35 {36 private readonly LocalUtilsChannel _channel;37 public LocalUtils(IChannelOwner parent, string guid, JsonElement? initializer) : base(parent, guid)38 {39 _channel = new(guid, parent.Connection, this);40 }41 ChannelBase IChannelOwner.Channel => _channel;42 IChannel<LocalUtils> IChannelOwner<LocalUtils>.Channel => _channel;43 internal Task ZipAsync(string zipFile, List<NameValueEntry> entries)44 => _channel.ZipAsync(zipFile, entries);45 }46}
Root.cs
Source:Root.cs
...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}...
Connection
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using Microsoft.Playwright.Transport.Channels;3using Microsoft.Playwright.Transport.Protocol;4using System;5using System.Collections.Generic;6using System.Linq;7using System.Text;8using System.Threading.Tasks;9{10 {11 static async Task Main(string[] args)12 {13 var browser = await connection.WaitForObjectWithKnownNameAsync<BrowserChannel>("browser");14 var page = await browser.NewPageAsync();15 await page.ScreenshotAsync(new PageScreenshotOptions {Path = "screenshot.png"});16 await connection.CloseAsync();17 }18 }19}20using Microsoft.Playwright;21using System;22using System.Collections.Generic;23using System.Linq;24using System.Text;25using System.Threading.Tasks;26{27 {28 static async Task Main(string[] args)29 {30 var playwright = await Playwright.CreateAsync();31 var browser = await playwright.Chromium.LaunchAsync();32 var page = await browser.NewPageAsync();33 await page.ScreenshotAsync(new PageScreenshotOptions {Path = "screenshot.png"});34 await browser.CloseAsync();35 }36 }37}38using Microsoft.Playwright;39using System;40using System.Collections.Generic;41using System.Linq;42using System.Text;43using System.Threading.Tasks;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 PageScreenshotOptions {Path = "screenshot.png"});52 await browser.CloseAsync();53 }54 }55}56using Microsoft.Playwright;57using System;58using System.Collections.Generic;59using System.Linq;60using System.Text;61using System.Threading.Tasks;62{63 {64 static async Task Main(string[] args
Connection
Using AI Code Generation
1var playwright = await Playwright.CreateAsync();2var browser = await playwright.Chromium.LaunchAsync();3var page = await browser.NewPageAsync();4await page.ScreenshotAsync("google.png");5await browser.CloseAsync();6await playwright.StopAsync();7var playwright = await Playwright.CreateAsync();8var browser = await playwright.Chromium.LaunchAsync();9var page = await browser.NewPageAsync();10await page.ScreenshotAsync("google.png");11await browser.CloseAsync();12await playwright.StopAsync();13The type or namespace name 'Playwright' does not exist in the namespace 'Microsoft' (are you missing an assembly reference?)143 -> Microsoft.Playwright.Transport 0.192.0 -> Microsoft.Playwright (>= 0.192.0)15NU1202 Package Microsoft.Playwright.Transport 0.192.0 is not compatible with net5.0 (.NETCoreApp,Version=v5.0). Package Microsoft.Playwright.Transport 0.192.0 supports: netstandard2.0 (.NETStandard,Version=v2.0)
Connection
Using AI Code Generation
1var playwright = await Playwright.CreateAsync(connection);2var browser = await playwright.Chromium.LaunchAsync();3var page = await browser.NewPageAsync();4await page.ScreenshotAsync(new PageScreenshotOptions {Path = "example.png"});5await browser.CloseAsync();6await playwright.CloseAsync();7var playwright = await Playwright.CreateAsync();8var browser = await playwright.Chromium.LaunchAsync();9var page = await browser.NewPageAsync();10await page.ScreenshotAsync(new PageScreenshotOptions {Path = "example.png"});11await browser.CloseAsync();12await playwright.CloseAsync();13var playwright = await Playwright.CreateAsync(connection);14var browser = await playwright.Chromium.LaunchAsync();15var page = await browser.NewPageAsync();16await page.ScreenshotAsync(new PageScreenshotOptions {Path = "example.png"});17await browser.CloseAsync();18await playwright.CloseAsync();
Connection
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright.Transport.Channels;4{5 {6 private readonly ConnectionChannel _channel;7 public Connection(ConnectionChannel channel)8 {9 _channel = channel;10 }11 public Task<ChannelBase> SendMessageToServerAsync(string guid, string method, object args) =>12 _channel.SendMessageToServerAsync(guid, method, args);13 public Task CloseAsync() => _channel.CloseAsync();14 public Task SetMaxWebSocketFrameSizeAsync(int size) => _channel.SetMaxWebSocketFrameSizeAsync(size);15 public void SetOwner(object owner) => _channel.SetOwner(owner);16 }17}18using System;19using System.Threading.Tasks;20using Microsoft.Playwright.Transport.Channels;21{22 {23 internal Playwright(IConnection connection, string guid) : base(connection, guid)24 {25 }26 public ChannelBase Channel => _channel;27 Playwright IChannelOwner<Playwright>.Object => this;28 public async Task<BrowserType> LaunchBrowserTypeAsync(string browserName, LaunchOptions options = null)29 {30 var guid = Guid.NewGuid().ToString();31 var playwrightChannel = (PlaywrightChannel)Channel;32 var browserTypeChannel = await playwrightChannel.LaunchBrowserTypeAsync(guid, browserName, options).ConfigureAwait(false);33 return new BrowserType(Connection, browserTypeChannel);34 }35 }36}37using System;38using System.Threading.Tasks;39using Microsoft.Playwright.Transport.Channels;40{41 {42 internal BrowserType(IConnection connection, ChannelBase channel) : base(connection, channel)43 {44 }45 public ChannelBase Channel => _channel;46 BrowserType IChannelOwner<BrowserType>.Object => this;47 public async Task<Browser> LaunchAsync(LaunchOptions options = null)48 {49 var guid = Guid.NewGuid().ToString();50 var browserTypeChannel = (BrowserTypeChannel)Channel;51 var browserChannel = await browserTypeChannel.LaunchAsync(guid
Connection
Using AI Code Generation
1var connection = new Connection();2var browser = await connection.NewBrowserAsync();3var page = await browser.NewPageAsync();4await connection.CloseAsync();5var connection = new Connection();6var browser = await connection.NewBrowserAsync();7var page = await browser.NewPageAsync();8await connection.CloseAsync();9var connection = new Connection();10var browser = await connection.NewBrowserAsync();11var page = await browser.NewPageAsync();12await connection.CloseAsync();13var connection = new Connection();14var browser = await connection.NewBrowserAsync();15var page = await browser.NewPageAsync();16await connection.CloseAsync();17var connection = new Connection();18var browser = await connection.NewBrowserAsync();19var page = await browser.NewPageAsync();20await connection.CloseAsync();21var connection = new Connection();22var browser = await connection.NewBrowserAsync();23var page = await browser.NewPageAsync();24await connection.CloseAsync();25var connection = new Connection();26var browser = await connection.NewBrowserAsync();27var page = await browser.NewPageAsync();28await connection.CloseAsync();29var connection = new Connection();30var browser = await connection.NewBrowserAsync();31var page = await browser.NewPageAsync();32await connection.CloseAsync();33var connection = new Connection();
Connection
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using System;3using System.Collections.Generic;4using System.Text;5using System.Threading.Tasks;6{7 {8 public static async Task ConnectAsync()9 {
Connection
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Threading.Tasks;5{6 {7 private static async Task Main()8 {9 var connection = new Connection();10 var page = await browser.NewPageAsync();11 await page.ScreenshotAsync("wikipedia.png");12 await browser.CloseAsync();13 }14 }15}16using Microsoft.Playwright;17using System;18using System.Threading.Tasks;19{20 {21 private static async Task Main()22 {23 var connection = new Connection();24 var page = await browser.NewPageAsync();25 await page.ScreenshotAsync("wikipedia.png");26 await browser.CloseAsync();27 }28 }29}30using Microsoft.Playwright;31using System;32using System.Threading.Tasks;33{34 {35 private static async Task Main()36 {37 var connection = new Connection();38 var page = await browser.NewPageAsync();39 await page.ScreenshotAsync("wikipedia.png");40 await browser.CloseAsync();41 }42 }43}44using Microsoft.Playwright;45using System;46using System.Threading.Tasks;47{48 {49 private static async Task Main()50 {51 var connection = new Connection();52 var page = await browser.NewPageAsync();53 await page.ScreenshotAsync("wikipedia.png");54 await browser.CloseAsync();55 }56 }57}
Connection
Using AI Code Generation
1using Microsoft.Playwright.Transport;2using Microsoft.Playwright.Transport.Channels;3{4 private static async Task Main(string[] args)5 {6 var connection = new Connection(new ConnectionOptions7 {8 {9 var webSocket = new ClientWebSocket();10 await webSocket.ConnectAsync(uri, CancellationToken.None);11 return webSocket;12 },13 });14 var browserTypeChannel = new BrowserTypeChannel(connection, "browserType", null);15 var browserType = new BrowserType(browserTypeChannel);16 var browser = await browserType.LaunchAsync();17 var page = await browser.NewPageAsync();18 await page.ScreenshotAsync("screenshot.png");19 await browser.CloseAsync();20 }21}22using Microsoft.Playwright;23{24 private static async Task Main(string[] args)25 {26 using var playwright = await Microsoft.Playwright.Playwright.CreateAsync();27 await using var browser = await playwright.Chromium.LaunchAsync();28 var page = await browser.NewPageAsync();29 await page.ScreenshotAsync("screenshot.png");30 await browser.CloseAsync();31 }32}
Connection
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.Transport;5using Microsoft.Playwright.Transport.Channels;6{7 {8 static async Task Main(string[] args)9 {
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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Most used methods in Connection
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