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How to use ConsoleMessage method of PuppeteerSharp.ConsoleMessage class

Best Puppeteer-sharp code snippet using PuppeteerSharp.ConsoleMessage.ConsoleMessage

PageEventsConsoleTests.cs

Source:PageEventsConsoleTests.cs

...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            }");...

RequestContinueTests.cs

Source:RequestContinueTests.cs

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}...

PageWorkerTests.cs

Source:PageWorkerTests.cs

...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()...

WorkerTests.cs

Source:WorkerTests.cs

...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        {...

ConsoleTests.cs

Source:ConsoleTests.cs

...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}...

ConsoleType.cs

Source:ConsoleType.cs

1ï»¿namespace 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>...

ConsoleMessage.cs

Source:ConsoleMessage.cs

1ï»¿using 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}...

ConsoleEventArgs.cs

Source:ConsoleEventArgs.cs

...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}...

ConsoleMessage

Using AI Code Generation

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 LaunchOptions { Headless = false });9            var page = await browser.NewPageAsync();10            page.Console += Page_Console;11            await page.EvaluateExpressionAsync("console.log('Hello World!')");12            await browser.CloseAsync();13        }14        private static void Page_Console(object sender, ConsoleMessageEventArgs e)15        {16            Console.WriteLine(e.Message.Text);17        }18    }19}

ConsoleMessage

Using AI Code Generation

1", "").Replace(" ", "") method of PuppeteerSharp.ConsoleMessageEventArgs class2", "").Replace(" ", "").Replace method of PuppeteerSharp.ConsoleMessageEventArgs class3", "").Replace(" ", "").Replace("\t", "") method of PuppeteerSharp.ConsoleMessageEventArgs class4", "").Replace(" ", "").Replace("\t", "").Replace method of PuppeteerSharp.ConsoleMessageEventArgs class5", "").Replace(" ", "").Replace("\t", "").Replace(" ", "") method of PuppeteerSharp.ConsoleMessageEventArgs class6", "").Replace(" ", "").Replace("\t", "").Replace(" ", "").Replace method of

ConsoleMessage

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            MainAsync().GetAwaiter().GetResult();10        }11        static async Task MainAsync()12        {13            var browser = await Puppeteer.LaunchAsync(new LaunchOptions14            {15            });16            var page = await browser.NewPageAsync();17            page.Console += ConsoleMessage;18            await page.ScreenshotAsync("google.png");19            await browser.CloseAsync();20        }21        static void ConsoleMessage(object sender, ConsoleMessageEventArgs e)22        {23            Console.WriteLine(e.Message.Text);24        }25    }26}

ConsoleMessage

Using AI Code Generation

1ConsoleMessage message = new ConsoleMessage();2message.LineNumber = 1;3message.MessageText = "Hello";4message.Type = "log";5message.Url = "2.cs";6await page.ConsoleMessageAsync(message);7ConsoleMessage message = new ConsoleMessage();8message.LineNumber = 1;9message.MessageText = "Hello";10message.Type = "log";11message.Url = "3.cs";12await page.ConsoleMessageAsync(message);13ConsoleMessage message = new ConsoleMessage();14message.LineNumber = 1;15message.MessageText = "Hello";16message.Type = "log";17message.Url = "4.cs";18await page.ConsoleMessageAsync(message);19ConsoleMessage message = new ConsoleMessage();20message.LineNumber = 1;21message.MessageText = "Hello";22message.Type = "log";23message.Url = "5.cs";24await page.ConsoleMessageAsync(message);25ConsoleMessage message = new ConsoleMessage();26message.LineNumber = 1;27message.MessageText = "Hello";28message.Type = "log";29message.Url = "6.cs";30await page.ConsoleMessageAsync(message);31ConsoleMessage message = new ConsoleMessage();32message.LineNumber = 1;33message.MessageText = "Hello";34message.Type = "log";35message.Url = "7.cs";36await page.ConsoleMessageAsync(message);37ConsoleMessage message = new ConsoleMessage();38message.LineNumber = 1;39message.MessageText = "Hello";40message.Type = "log";41message.Url = "8.cs";42await page.ConsoleMessageAsync(message);43ConsoleMessage message = new ConsoleMessage();44message.LineNumber = 1;45message.MessageText = "Hello";46message.Type = "log";47message.Url = "9.cs";48await page.ConsoleMessageAsync(message);

ConsoleMessage

Using AI Code Generation

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 += async (sender, e) =>15            {16                Console.WriteLine(e.Message.Text);17            };18            await page.EvaluateExpressionAsync("console.log('Hello from puppeteer!')");19            await page.ScreenshotAsync("example.png");20            await browser.CloseAsync();21        }22    }23}24using PuppeteerSharp;25using System;26using System.Threading.Tasks;27{28    {29        static async Task Main(string[] args)30        {31            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);32            var browser = await Puppeteer.LaunchAsync(new LaunchOptions33            {34                Args = new string[] { "--no-sandbox" }35            });36            var page = await browser.NewPageAsync();37            page.Console += async (sender, e) =>38            {39                Console.WriteLine(e.Message.Text);40            };41            await page.EvaluateExpressionAsync("console.log('Hello from puppeteer!')");42            await page.ScreenshotAsync("example.png");43            await browser.CloseAsync();44        }45    }46}47using PuppeteerSharp;

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