How to use ConsoleMessage class of PuppeteerSharp package

Best Puppeteer-sharp code snippet using PuppeteerSharp.ConsoleMessage

PageEventsConsoleTests.cs

Source:PageEventsConsoleTests.cs Github

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...16 [PuppeteerTest("page.spec.ts", "Page.Events.Console", "should work")]17 [SkipBrowserFact(skipFirefox: true)]18 public async Task ShouldWork()19 {20 ConsoleMessage message = null;21 void EventHandler(object sender, ConsoleEventArgs e)22 {23 message = e.Message;24 Page.Console -= EventHandler;25 }26 Page.Console += EventHandler;27 await Page.EvaluateExpressionAsync("console.log('hello', 5, {foo: 'bar'})");28 var obj = new Dictionary<string, object> { { "foo", "bar" } };29 Assert.Equal("hello 5 JSHandle@object", message.Text);30 Assert.Equal(ConsoleType.Log, message.Type);31 Assert.Equal("hello", await message.Args[0].JsonValueAsync());32 Assert.Equal(5, await message.Args[1].JsonValueAsync<float>());33 Assert.Equal(obj, await message.Args[2].JsonValueAsync<Dictionary<string, object>>());34 Assert.Equal("bar", (await message.Args[2].JsonValueAsync<dynamic>()).foo.ToString());35 }36 [PuppeteerTest("page.spec.ts", "Page.Events.Console", "should work for different console API calls")]37 [SkipBrowserFact(skipFirefox: true)]38 public async Task ShouldWorkForDifferentConsoleApiCalls()39 {40 var messages = new List<ConsoleMessage>();41 Page.Console += (_, e) => messages.Add(e.Message);42 await Page.EvaluateFunctionAsync(@"() => {43 // A pair of time/timeEnd generates only one Console API call.44 console.time('calling console.time');45 console.timeEnd('calling console.time');46 console.trace('calling console.trace');47 console.dir('calling console.dir');48 console.warn('calling console.warn');49 console.error('calling console.error');50 console.log(Promise.resolve('should not wait until resolved!'));51 }");52 Assert.Equal(new[]53 {54 ConsoleType.TimeEnd,55 ConsoleType.Trace,56 ConsoleType.Dir,57 ConsoleType.Warning,58 ConsoleType.Error,59 ConsoleType.Log60 }, messages61 .Select(_ => _.Type)62 .ToArray());63 Assert.Contains("calling console.time", messages[0].Text);64 Assert.Equal(new[]65 {66 "calling console.trace",67 "calling console.dir",68 "calling console.warn",69 "calling console.error",70 "JSHandle@promise"71 }, messages72 .Skip(1)73 .Select(msg => msg.Text)74 .ToArray());75 }76 [PuppeteerTest("page.spec.ts", "Page.Events.Console", "should not fail for window object")]77 [SkipBrowserFact(skipFirefox: true)]78 public async Task ShouldNotFailForWindowObject()79 {80 var consoleTcs = new TaskCompletionSource<string>();81 void EventHandler(object sender, ConsoleEventArgs e)82 {83 consoleTcs.TrySetResult(e.Message.Text);84 Page.Console -= EventHandler;85 }86 Page.Console += EventHandler;87 await Task.WhenAll(88 consoleTcs.Task,89 Page.EvaluateExpressionAsync("console.error(window)")90 );91 Assert.Equal("JSHandle@object", await consoleTcs.Task);92 }93 [PuppeteerTest("page.spec.ts", "Page.Events.Console", "should trigger correct Log")]94 [SkipBrowserFact(skipFirefox: true)]95 public async Task ShouldTriggerCorrectLog()96 {97 await Page.GoToAsync(TestConstants.AboutBlank);98 var messageTask = new TaskCompletionSource<ConsoleMessage>();99 Page.Console += (_, e) => messageTask.TrySetResult(e.Message);100 await Page.EvaluateFunctionAsync("async url => fetch(url).catch(e => {})", TestConstants.EmptyPage);101 var message = await messageTask.Task;102 Assert.Contains("No 'Access-Control-Allow-Origin'", message.Text);103 if (TestConstants.IsChrome)104 {105 Assert.Equal(ConsoleType.Error, message.Type);106 }107 else108 {109 Assert.Equal(ConsoleType.Warning, message.Type);110 }111 }112 [PuppeteerTest("page.spec.ts", "Page.Events.Console", "should have location when fetch fails")]113 [SkipBrowserFact(skipFirefox: true)]114 public async Task ShouldHaveLocationWhenFetchFails()115 {116 await Page.GoToAsync(TestConstants.EmptyPage);117 var consoleTask = new TaskCompletionSource<ConsoleEventArgs>();118 Page.Console += (_, e) => consoleTask.TrySetResult(e);119 await Task.WhenAll(120 consoleTask.Task,121 Page.SetContentAsync("<script>fetch('http://wat');</script>"));122 var args = await consoleTask.Task;123 Assert.Contains("ERR_NAME", args.Message.Text);124 Assert.Equal(ConsoleType.Error, args.Message.Type);125 Assert.Equal(new ConsoleMessageLocation126 {127 URL = "http://wat/",128 }, args.Message.Location);129 }130 [PuppeteerTest("page.spec.ts", "Page.Events.Console", "should have location and stack trace for console API calls")]131 [SkipBrowserFact(skipFirefox: true)]132 public async Task ShouldHaveLocationForConsoleAPICalls()133 {134 await Page.GoToAsync(TestConstants.EmptyPage);135 var consoleTask = new TaskCompletionSource<ConsoleEventArgs>();136 Page.Console += (_, e) => consoleTask.TrySetResult(e);137 await Task.WhenAll(138 consoleTask.Task,139 Page.GoToAsync(TestConstants.ServerUrl + "/consolelog.html"));140 var args = await consoleTask.Task;141 Assert.Equal("yellow", args.Message.Text);142 Assert.Equal(ConsoleType.Log, args.Message.Type);143 Assert.Equal(new ConsoleMessageLocation144 {145 URL = TestConstants.ServerUrl + "/consolelog.html",146 LineNumber = 7,147 ColumnNumber = 14148 }, args.Message.Location);149 }150 [PuppeteerTest("page.spec.ts", "Page.Events.Console", "should not throw when there are console messages in detached iframes")]151 [SkipBrowserFact(skipFirefox: true)]152 public async Task ShouldNotThrowWhenThereAreConsoleMessagesInDetachedIframes()153 {154 await Page.GoToAsync(TestConstants.EmptyPage);155 await Page.EvaluateFunctionAsync(@"async () =>156 {157 // 1. Create a popup that Puppeteer is not connected to.158 const win = window.open(window.location.href, 'Title', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=780,height=200,top=0,left=0');159 await new Promise(x => win.onload = x);160 // 2. In this popup, create an iframe that console.logs a message.161 win.document.body.innerHTML = `<iframe src='/consolelog.html'></iframe>`;162 const frame = win.document.querySelector('iframe');163 await new Promise(x => frame.onload = x);164 // 3. After that, remove the iframe.165 frame.remove();166 }");...

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RequestContinueTests.cs

Source:RequestContinueTests.cs Github

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1using Microsoft.AspNetCore.Http;2using System;3using System.Collections.Generic;4using System.IO;5using System.Linq;6using System.Net;7using System.Net.Http;8using System.Text;9using System.Threading.Tasks;10using Xunit;11using Xunit.Abstractions;12using PuppeteerSharp.Helpers;13using PuppeteerSharp.Tests.Attributes;14using PuppeteerSharp.Xunit;15namespace PuppeteerSharp.Tests.RequestInterceptionTests16{17 [Collection(TestConstants.TestFixtureCollectionName)]18 public class RequestContinueTests : PuppeteerPageBaseTest19 {20 public RequestContinueTests(ITestOutputHelper output) : base(output)21 {22 }23 [PuppeteerTest("requestinterception.spec.ts", "Request.continue", "should work")]24 [SkipBrowserFact(skipFirefox: true)]25 public async Task ShouldWork()26 {27 await Page.SetRequestInterceptionAsync(true);28 Page.Request += async (_, e) => await e.Request.ContinueAsync();29 await Page.GoToAsync(TestConstants.EmptyPage);30 }31 [PuppeteerTest("requestinterception.spec.ts", "Request.continue", "should amend HTTP headers")]32 [SkipBrowserFact(skipFirefox: true)]33 public async Task ShouldAmendHTTPHeaders()34 {35 await Page.SetRequestInterceptionAsync(true);36 Page.Request += async (_, e) =>37 {38 var headers = new Dictionary<string, string>(e.Request.Headers)39 {40 ["FOO"] = "bar"41 };42 await e.Request.ContinueAsync(new Payload { Headers = headers });43 };44 await Page.GoToAsync(TestConstants.EmptyPage);45 var requestTask = Server.WaitForRequest("/sleep.zzz", request => request.Headers["foo"].ToString());46 await Task.WhenAll(47 requestTask,48 Page.EvaluateExpressionAsync("fetch('/sleep.zzz')")49 );50 Assert.Equal("bar", requestTask.Result);51 }52 [PuppeteerTest("requestinterception.spec.ts", "Request.continue", "should redirect in a way non-observable to page")]53 [SkipBrowserFact(skipFirefox: true)]54 public async Task ShouldRedirectInAWayNonObservableToPage()55 {56 await Page.SetRequestInterceptionAsync(true);57 Page.Request += async (_, e) =>58 {59 var redirectURL = e.Request.Url.Contains("/empty.html")60 ? TestConstants.ServerUrl + "/consolelog.html" :61 null;62 await e.Request.ContinueAsync(new Payload { Url = redirectURL });63 };64 string consoleMessage = null;65 Page.Console += (_, e) => consoleMessage = e.Message.Text;66 await Page.GoToAsync(TestConstants.EmptyPage);67 Assert.Equal(TestConstants.EmptyPage, Page.Url);68 Assert.Equal("yellow", consoleMessage);69 }70 [PuppeteerTest("requestinterception.spec.ts", "Request.continue", "should amend method")]71 [SkipBrowserFact(skipFirefox: true)]72 public async Task ShouldAmendMethodData()73 {74 await Page.GoToAsync(TestConstants.EmptyPage);75 await Page.SetRequestInterceptionAsync(true);76 Page.Request += async (_, e) =>77 {78 await e.Request.ContinueAsync(new Payload { Method = HttpMethod.Post });79 };80 var requestTask = Server.WaitForRequest<string>("/sleep.zzz", request => request.Method);81 await Task.WhenAll(82 requestTask,83 Page.EvaluateExpressionAsync("fetch('/sleep.zzz')")84 );85 Assert.Equal("POST", requestTask.Result);86 }87 [PuppeteerTest("requestinterception.spec.ts", "Request.continue", "should amend post data")]88 [SkipBrowserFact(skipFirefox: true)]89 public async Task ShouldAmendPostData()90 {91 await Page.SetRequestInterceptionAsync(true);92 Page.Request += async (_, e) =>93 {94 await e.Request.ContinueAsync(new Payload95 {96 Method = HttpMethod.Post,97 PostData = "doggo"98 });99 };100 var requestTask = Server.WaitForRequest("/sleep.zzz", async request =>101 {102 using (var reader = new StreamReader(request.Body, Encoding.UTF8))103 {104 return await reader.ReadToEndAsync();105 }106 });107 await Task.WhenAll(108 requestTask,109 Page.GoToAsync(TestConstants.ServerUrl + "/sleep.zzz")110 );111 Assert.Equal("doggo", await requestTask.Result);112 }113 [PuppeteerTest("requestinterception.spec.ts", "Request.continue", "should amend both post data and method on navigation")]114 [SkipBrowserFact(skipFirefox: true)]115 public async Task ShouldAmendBothPostDataAndMethodOnNavigation()116 {117 await Page.SetRequestInterceptionAsync(true);118 Page.Request += async (_, e) => await e.Request.ContinueAsync(new Payload119 {120 Method = HttpMethod.Post,121 PostData = "doggo"122 });123 124 var serverRequestTask = Server.WaitForRequest("/empty.html", async req =>125 {126 var body = await new StreamReader(req.Body).ReadToEndAsync();127 return new { req.Method, Body = body };128 });129 130 await Task.WhenAll(131 serverRequestTask,132 Page.GoToAsync(TestConstants.EmptyPage)133 );134 var serverRequest = await serverRequestTask;135 Assert.Equal(HttpMethod.Post.Method, serverRequest.Result.Method);136 Assert.Equal("doggo", serverRequest.Result.Body);137 }138 }139}...

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PageWorkerTests.cs

Source:PageWorkerTests.cs Github

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...46 [PuppeteerTest("worker.spec.ts", "Workers", "should report console logs")]47 [SkipBrowserFact(skipFirefox: true)]48 public async Task ShouldReportConsoleLogs()49 {50 var consoleTcs = new TaskCompletionSource<ConsoleMessage>();51 Page.Console += (_, e) => consoleTcs.TrySetResult(e.Message);52 await Page.EvaluateFunctionAsync("() => new Worker(`data:text/javascript,console.log(1)`)");53 var log = await consoleTcs.Task;54 Assert.Equal("1", log.Text);55 Assert.Equal(new ConsoleMessageLocation56 {57 URL = "",58 LineNumber = 0,59 ColumnNumber = 860 }, log.Location);61 }62 [PuppeteerTest("worker.spec.ts", "Workers", "should have JSHandles for console logs")]63 [SkipBrowserFact(skipFirefox: true)]64 public async Task ShouldHaveJSHandlesForConsoleLogs()65 {66 var consoleTcs = new TaskCompletionSource<ConsoleMessage>();67 Page.Console += (_, e) =>68 {69 consoleTcs.TrySetResult(e.Message);70 };71 await Page.EvaluateFunctionAsync("() => new Worker(`data:text/javascript,console.log(1, 2, 3, this)`)");72 var log = await consoleTcs.Task;73 Assert.Equal("1 2 3 JSHandle@object", log.Text);74 Assert.Equal(4, log.Args.Count);75 var json = await (await log.Args[3].GetPropertyAsync("origin")).JsonValueAsync<object>();76 Assert.Equal("null", json);77 }78 [PuppeteerTest("worker.spec.ts", "Workers", "should have an execution context")]79 [SkipBrowserFact(skipFirefox: true)]80 public async Task ShouldHaveAnExecutionContext()...

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WorkerTests.cs

Source:WorkerTests.cs Github

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...41 }42 [Fact]43 public async Task ShouldReportConsoleLogs()44 {45 var consoleTcs = new TaskCompletionSource<ConsoleMessage>();46 Page.Console += (sender, e) => consoleTcs.TrySetResult(e.Message);47 await Page.EvaluateFunctionAsync("() => new Worker(`data:text/javascript,console.log(1)`)");48 var log = await consoleTcs.Task;49 Assert.Equal("1", log.Text);50 Assert.Equal(new ConsoleMessageLocation51 {52 URL = "data:text/javascript,console.log(1)",53 LineNumber = 0,54 ColumnNumber = 855 }, log.Location);56 }57 [Fact]58 public async Task ShouldHaveJSHandlesForConsoleLogs()59 {60 var consoleTcs = new TaskCompletionSource<ConsoleMessage>();61 Page.Console += (sender, e) =>62 {63 consoleTcs.TrySetResult(e.Message);64 };65 await Page.EvaluateFunctionAsync("() => new Worker(`data:text/javascript,console.log(1, 2, 3, this)`)");66 var log = await consoleTcs.Task;67 Assert.Equal("1 2 3 JSHandle@object", log.Text);68 Assert.Equal(4, log.Args.Count);69 var json = await (await log.Args[3].GetPropertyAsync("origin")).JsonValueAsync<object>();70 Assert.Equal("null", json);71 }72 [Fact]73 public async Task ShouldHaveAnExecutionContext()74 {...

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ConsoleTests.cs

Source:ConsoleTests.cs Github

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...13 }14 [Fact]15 public async Task ShouldWork()16 {17 ConsoleMessage message = null;18 void EventHandler(object sender, ConsoleEventArgs e)19 {20 message = e.Message;21 Page.Console -= EventHandler;22 }23 Page.Console += EventHandler;24 await Page.EvaluateExpressionAsync("console.log('hello', 5, {foo: 'bar'})");25 26 var obj = new Dictionary<string, object> {{"foo", "bar"}};27 Assert.Equal("hello 5 JSHandle@object", message.Text);28 Assert.Equal(ConsoleType.Log, message.Type);29 Assert.Equal("hello", await message.Args[0].JsonValueAsync());30 Assert.Equal(5, await message.Args[1].JsonValueAsync<float>());31 Assert.Equal(obj, await message.Args[2].JsonValueAsync<Dictionary<string, object>>());32 Assert.Equal("bar", (await message.Args[2].JsonValueAsync<dynamic>()).foo.ToString());33 }34 [Fact]35 public async Task ShouldWorkForDifferentConsoleApiCalls()36 {37 var messages = new List<ConsoleMessage>();38 Page.Console += (sender, e) => messages.Add(e.Message);39 await Page.EvaluateFunctionAsync(@"() => {40 // A pair of time/timeEnd generates only one Console API call.41 console.time('calling console.time');42 console.timeEnd('calling console.time');43 console.trace('calling console.trace');44 console.dir('calling console.dir');45 console.warn('calling console.warn');46 console.error('calling console.error');47 console.log(Promise.resolve('should not wait until resolved!'));48 }");49 Assert.Equal(new[]50 {51 ConsoleType.TimeEnd,52 ConsoleType.Trace,53 ConsoleType.Dir,54 ConsoleType.Warning,55 ConsoleType.Error,56 ConsoleType.Log57 }, messages58 .Select(_ => _.Type)59 .ToArray());60 Assert.Contains("calling console.time", messages[0].Text);61 Assert.Equal(new[]62 {63 "calling console.trace",64 "calling console.dir",65 "calling console.warn",66 "calling console.error",67 "JSHandle@promise"68 }, messages69 .Skip(1)70 .Select(msg => msg.Text)71 .ToArray());72 }73 [Fact]74 public async Task ShouldNotFailForWindowObject()75 {76 ConsoleMessage message = null;77 void EventHandler(object sender, ConsoleEventArgs e)78 {79 message = e.Message;80 Page.Console -= EventHandler;81 }82 Page.Console += EventHandler;83 await Page.EvaluateExpressionAsync("console.error(window)");84 Assert.Equal("JSHandle@object", message.Text);85 }86 }87}...

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ConsoleType.cs

Source:ConsoleType.cs Github

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1namespace PuppeteerSharp2{3 /// <summary>4 /// Console type used on <see cref="ConsoleMessage"/>.5 /// </summary>6 public enum ConsoleType7 {8 /// <summary>9 /// Log.10 /// </summary>11 Log,12 /// <summary>13 /// Debug.14 /// </summary>15 Debug,16 /// <summary>17 /// Info.18 /// </summary>...

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ConsoleMessage.cs

Source:ConsoleMessage.cs Github

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1using System.Collections.Generic;2namespace PuppeteerSharp3{4 /// <summary>5 /// ConsoleMessage is part of <see cref="ConsoleEventArgs"/> used by <see cref="Page.Console"/>6 /// </summary>7 public class ConsoleMessage8 {9 /// <summary>10 /// Gets the ConsoleMessage type.11 /// </summary>12 /// <value>ConsoleMessageType.</value>13 public ConsoleType Type { get; }14 /// <summary>15 /// Gets the console text.16 /// </summary>17 /// <value>The text.</value>18 public string Text { get; }19 /// <summary>20 /// Gets the arguments.21 /// </summary>22 /// <value>The arguments.</value>23 public IList<JSHandle> Args { get; }24 /// <summary>25 /// Initializes a new instance of the <see cref="ConsoleMessage"/> class.26 /// </summary>27 /// <param name="type">Type.</param>28 /// <param name="text">Text.</param>29 /// <param name="args">Arguments.</param>30 public ConsoleMessage(ConsoleType type, string text, IList<JSHandle> args)31 {32 Type = type;33 Text = text;34 Args = args;35 }36 }37}...

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ConsoleEventArgs.cs

Source:ConsoleEventArgs.cs Github

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...9 /// <summary>10 /// Gets the message.11 /// </summary>12 /// <value>The message.</value>13 public ConsoleMessage Message { get; }14 /// <summary>15 /// Initializes a new instance of the <see cref="ConsoleEventArgs"/> class.16 /// </summary>17 /// <param name="message">Message.</param>18 public ConsoleEventArgs(ConsoleMessage message) => Message = message;19 }20}...

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ConsoleMessage

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1using PuppeteerSharp;2using System;3using System.Threading.Tasks;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 string[] { "--no-sandbox" }12 });13 var page = await browser.NewPageAsync();14 page.Console += (sender, e) => Console.WriteLine(e.Message.Text);15 await page.EvaluateExpressionAsync("() => console.log('Hello, world!')");16 await browser.CloseAsync();17 }18 }19}20using PuppeteerSharp;21using System;22using System.Threading.Tasks;23{24 {25 static async Task Main(string[] args)26 {27 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);28 var browser = await Puppeteer.LaunchAsync(new LaunchOptions29 {30 Args = new string[] { "--no-sandbox" }31 });32 var page = await browser.NewPageAsync();33 page.Console += (sender, e) => Console.WriteLine(e.Message.Text);34 await page.EvaluateExpressionAsync("() => console.log('Hello, world!')");35 await browser.CloseAsync();36 }37 }38}39using PuppeteerSharp;40using System;41using System.Threading.Tasks;42{43 {44 static async Task Main(string[] args)45 {46 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);47 var browser = await Puppeteer.LaunchAsync(new LaunchOptions48 {49 Args = new string[] { "--no-sandbox" }50 });51 var page = await browser.NewPageAsync();52 page.Console += (sender, e) => Console.WriteLine(e.Message.Text);53 await page.EvaluateExpressionAsync("() => console.log('Hello, world!')");54 await browser.CloseAsync();

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ConsoleMessage

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1using PuppeteerSharp;2using System.Threading.Tasks;3{4 {5 static async Task Main(string[] args)6 {7 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions8 {9 Args = new string[] { "--no-sandbox", "--disable-setuid-sandbox" }10 }))11 {12 using (var page = await browser.NewPageAsync())13 {14 await page.ScreenshotAsync("google.png");15 }16 }17 }18 }19}20using PuppeteerSharp;21using System.Threading.Tasks;22{23 {24 static async Task Main(string[] args)25 {26 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions27 {28 Args = new string[] { "--no-sandbox", "--disable-setuid-sandbox" }29 }))30 {31 using (var page = await browser.NewPageAsync())32 {33 await page.ScreenshotAsync("google.png");34 }35 }36 }37 }38}39using PuppeteerSharp;40using System.Threading.Tasks;41{42 {43 static async Task Main(string[] args)44 {45 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions46 {47 Args = new string[] { "--no-sandbox", "--disable-setuid-sandbox" }48 }))49 {50 using (var page = await browser.NewPageAsync())51 {52 await page.ScreenshotAsync("google.png");53 }54 }55 }56 }57}58using PuppeteerSharp;59using System.Threading.Tasks;60{61 {62 static async Task Main(string[] args)63 {64 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions65 {

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ConsoleMessage

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 Console.WriteLine("Hello World!");9 var browser = await Puppeteer.LaunchAsync(new LaunchOptions10 {11 });12 var page = await browser.NewPageAsync();13 await page.WaitForSelectorAsync("input[name=q]");14 await page.TypeAsync("input[name=q]", "PuppeteerSharp");15 await page.ClickAsync("input[type=submit]");16 await page.WaitForSelectorAsync("#search");17 await page.ScreenshotAsync("screenshot.png");18 await browser.CloseAsync();19 }20 }21}22using System;23using System.Threading.Tasks;24using PuppeteerSharp;25{26 {27 static async Task Main(string[] args)28 {29 Console.WriteLine("Hello World!");30 var browser = await Puppeteer.LaunchAsync(new LaunchOptions31 {32 });33 var page = await browser.NewPageAsync();34 await page.WaitForSelectorAsync("input[name=q]");35 await page.TypeAsync("input[name=q]", "PuppeteerSharp");36 await page.ClickAsync("input[type=submit]");37 await page.WaitForSelectorAsync("#search");38 await page.ScreenshotAsync("screenshot.png");39 await browser.CloseAsync();40 }41 }42}43using System;44using System.Threading.Tasks;45using PuppeteerSharp;46{47 {48 static async Task Main(string[] args)49 {50 Console.WriteLine("Hello World!");51 var browser = await Puppeteer.LaunchAsync(new LaunchOptions52 {53 });54 var page = await browser.NewPageAsync();55 await page.WaitForSelectorAsync("input[name=q]");56 await page.TypeAsync("input[name=q]", "PuppeteerSharp");57 await page.ClickAsync("input[type=submit]");58 await page.WaitForSelectorAsync("#search");

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ConsoleMessage

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 var browser = await Puppeteer.LaunchAsync(new LaunchOptions9 {10 ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe"11 });12 var page = await browser.NewPageAsync();13 page.Console += (sender, e) => Console.WriteLine(e.Message.Text);14 await page.EvaluateExpressionAsync("console.log('Hello from puppeteer!')");15 await page.CloseAsync();16 await browser.CloseAsync();17 }18 }19}

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ConsoleMessage

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1using PuppeteerSharp;2using System;3{4 {5 static async System.Threading.Tasks.Task Main(string[] args)6 {7 var browser = await Puppeteer.LaunchAsync(new LaunchOptions8 {9 });10 var page = await browser.NewPageAsync();11 page.Console += async (sender, e) =>12 {13 Console.WriteLine(e.Message.Text);14 };15 await browser.CloseAsync();16 }17 }18}19[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -20220[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -20221[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -20222[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -20223[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -20224[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -20225[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -20226[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -20227[0717/133826.241:ERROR:ssl_client_socket_impl.cc(941)] handshake failed; returned -1, SSL error code 1, net_error -202

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ConsoleMessage

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4using PuppeteerSharp.Messaging;5using PuppeteerSharp.Helpers;6{7 {8 static async Task Main(string[] args)9 {10 var browser = await Puppeteer.LaunchAsync(new LaunchOptions11 {12 });13 var page = await browser.NewPageAsync();14 page.Console += OnConsole;15 await page.EvaluateExpressionAsync("cons

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