KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use OnSessionAttached method of PuppeteerSharp.CDPSession class

Best Puppeteer-sharp code snippet using PuppeteerSharp.CDPSession.OnSessionAttached

Connection.cs

Source:Connection.cs

...194                _asyncSessions.AddItem(sessionId, session);195                SessionAttached?.Invoke(this, new SessionAttachedEventArgs { Session = session });196                if (obj.SessionId != null && _sessions.TryGetValue(obj.SessionId, out var parentSession))197                {198                    parentSession.OnSessionAttached(session);199                }200            }201            else if (method == "Target.detachedFromTarget")202            {203                var sessionId = param.SessionId;204                if (_sessions.TryRemove(sessionId, out var session) && !session.IsClosed)205                {206                    session.Close("Target.detachedFromTarget");207                }208            }209            if (!string.IsNullOrEmpty(obj.SessionId))210            {211                var session = GetSession(obj.SessionId);212                session?.OnMessage(obj);...

CDPSession.cs

Source:CDPSession.cs

...191            _callbacks.Clear();192            Disconnected?.Invoke(this, EventArgs.Empty);193            Connection = null;194        }195        internal void OnSessionAttached(CDPSession session)196            => SessionAttached?.Invoke(this, new SessionAttachedEventArgs { Session = session });197    }198}...

OnSessionAttached

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions10            {11                Args = new[] { "--start-maximized" }12            });13            var page = await browser.NewPageAsync();14            await page.WaitForSelectorAsync("input[name='q']");15            await page.TypeAsync("input[name='q']", "Puppeteer");16            await page.WaitForSelectorAsync("input[name='btnK']");17            await page.ClickAsync("input[name='btnK']");18            await page.WaitForSelectorAsync("div.g");19            var results = await page.QuerySelectorAllAsync("div.g");20            Console.WriteLine("Results Count: " + results.Length);21            await page.CloseAsync();22            await browser.CloseAsync();23        }24    }25}26using System;27using System.Threading.Tasks;28using PuppeteerSharp;29{30    {31        static async Task Main(string[] args)32        {33            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);34            var browser = await Puppeteer.LaunchAsync(new LaunchOptions35            {36                Args = new[] { "--start-maximized" }37            });38            var page = await browser.NewPageAsync();39            await page.WaitForSelectorAsync("input[name='q']");40            await page.TypeAsync("input[name='q']", "Puppeteer");41            await page.WaitForSelectorAsync("input[name='btnK']");42            await page.ClickAsync("input[name='btnK']");43            await page.WaitForSelectorAsync("div.g");44            var results = await page.QuerySelectorAllAsync("div.g");45            Console.WriteLine("Results Count: " + results.Length);46            await page.CloseAsync();47            await browser.CloseAsync();48        }49    }50}51using System;52using System.Threading.Tasks;

OnSessionAttached

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            {9            };10            var browser = await Puppeteer.LaunchAsync(options);11            var page = await browser.NewPageAsync();12            var client = await page.Target.CreateCDPSessionAsync();13            client.OnSessionAttached += (sender, e) =>14            {15                Console.WriteLine("Session attached");16            };17            await client.SendAsync("Network.enable");18            await browser.CloseAsync();19        }20    }21}

OnSessionAttached

Using AI Code Generation

1var session = await page.Target.CreateCDPSessionAsync();2await session.SendAsync("Page.enable");3await session.SendAsync("Page.setDownloadBehavior", new Dictionary<string, object>4{5    { "behavior", "allow" },6    { "downloadPath", "C:\\Path\\To\\Download" }7});8await session.SendAsync("Page.navigate", new Dictionary<string, object>9{10});11await session.SendAsync("Page.navigate", new Dictionary<string, object>12{13});14await session.SendAsync("Page.navigate", new Dictionary<string, object>15{16});17await session.SendAsync("Page.navigate", new Dictionary<string, object>18{19});20await session.SendAsync("Page.navigate", new Dictionary<string, object>21{22});23await session.SendAsync("Page.navigate", new Dictionary<string, object>24{25});26await session.SendAsync("Page.navigate", new Dictionary<string, object>27{28});29await session.SendAsync("Page.navigate", new Dictionary<string, object>30{31});32await session.SendAsync("Page.navigate", new Dictionary<string, object>33{34});35await session.SendAsync("Page.navigate", new Dictionary<string, object>36{37});38await session.SendAsync("Page.navigate", new Dictionary<string, object>39{40});41await session.SendAsync("Page.navigate", new Dictionary<string, object>42{43});44await session.SendAsync("Page.navigate", new Dictionary<string, object>45{46});47await session.SendAsync("Page.navigate", new Dictionary<string, object>48{49});50await session.SendAsync("Page.navigate", new Dictionary<string, object>51{52});

OnSessionAttached

Using AI Code Generation

1var  session  =   await  page . Target . CreateCDPSessionAsync ( ) ; 2session . On ( "Runtime.consoleAPICalled" ,   ( e )   =>   { 3    Console . WriteLine ( e . Data . ToString ( ) ) ; 4 } ) ; 5await  session . SendAsync ( "Runtime.enable" ) ;6var  session  =   await  page . Target . CreateCDPSessionAsync ( ) ; 7session . OnEvent ( "Runtime.consoleAPICalled" ,   ( e )   =>   { 8    Console . WriteLine ( e . Data . ToString ( ) ) ; 9 } ) ; 10await  session . SendAsync ( "Runtime.enable" ) ;11var  session  =   await  page . Target . CreateCDPSessionAsync ( ) ; 12session . OnEvent ( "Runtime.consoleAPICalled" ,   ( e )   =>   { 13    Console . WriteLine ( e . Data . ToString ( ) ) ; 14 } ) ; 15await  session . SendAsync ( "Runtime.enable" ) ;16var  session  =   await  page . Target . CreateCDPSessionAsync ( ) ; 17session . On ( "Runtime.consoleAPICalled" ,   ( e )   =>   { 18    Console . WriteLine ( e . Data . ToString ( ) ) ; 19 } ) ; 20await  session . SendAsync ( "Runtime.enable" ) ;21var  session  =   await  page . Target . CreateCDPSessionAsync ( ) ; 22session . OnEvent ( "Runtime.consoleAPICalled" ,   ( e )   =>   { 23    Console . WriteLine ( e . Data . ToString ( ) ) ; 24 } ) ; 25await  session . SendAsync ( "Runtime.enable" ) ;

OnSessionAttached

Using AI Code Generation

1var session = await browser.NewPageAsync();2await session.OnSessionAttached(async (sender, e) => {3    var newSession = await browser.NewPageAsync();4    await newSession.OnSessionAttached(async (sender, e) => {5    });6});7var session = await browser.NewPageAsync();8await session.OnSessionAttached(async (sender, e) => {9    var newSession = await browser.NewPageAsync();10});11var session = await browser.NewPageAsync();12await session.OnSessionAttached(async (sender, e) => {13    var newSession = await browser.NewPageAsync();14    await newSession.OnSessionAttached(async (sender, e) => {15    });16    await newSession.OnSessionAttached(async (sender, e) => {17    });18});19var session = await browser.NewPageAsync();20await session.OnSessionAttached(async (sender, e) => {21    var newSession = await browser.NewPageAsync();22    await newSession.OnSessionAttached(async (sender, e) => {23    });24    await newSession.OnSessionAttached(async (sender, e) => {25    });26});27await session.OnSessionAttached(async (sender, e) => {28    var newSession = await browser.NewPageAsync();29    await newSession.OnSessionAttached(async (sender, e) => {30    });31    await newSession.OnSessionAttached(async (sender, e) => {32    });33});34var session = await browser.NewPageAsync();35await session.OnSessionAttached(async (sender, e) => {36    var newSession = await browser.NewPageAsync();37    await newSession.OnSessionAttached(async (sender, e) => {38    });39    await newSession.OnSessionAttached(async (sender, e) => {40    });41});

OnSessionAttached

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            var session = await page.Target.CreateCDPSessionAsync();14            session.On("Page.loadEventFired", (e) =>15            {16                Console.WriteLine("Page loaded");17            });18            await session.SendAsync("Page.enable");19            await session.DetachAsync();20            await browser.CloseAsync();21        }22    }23}

OnSessionAttached

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var options = new LaunchOptions { Headless = false };9            var browser = await Puppeteer.LaunchAsync(options);10            var page = await browser.NewPageAsync();11            var session = await page.Target.CreateCDPSessionAsync();12            var page1 = await session.GetPageAsync();13            var frame = await page1.MainFrame;14            var element = await frame.QuerySelectorAsync("input[name='q']");15            Console.WriteLine(element);16            await browser.CloseAsync();17        }18    }19}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.