Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use ChromiumLauncher method of PuppeteerSharp.ChromiumLauncher class

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

Launcher.cs

Source:Launcher.cs

...33        public async Task<Browser> LaunchAsync(LaunchOptions options)34        {35            EnsureSingleLaunchOrConnect();36            string executable = GetOrFetchBrowserExecutable(options);37            Process = new ChromiumLauncher(executable, options);38            try39            {40                await Process.StartAsync().ConfigureAwait(false);41                try42                {43                    var connection = await Connection44                        .Create(Process.EndPoint, options)45                        .ConfigureAwait(false);46                    var browser = await Browser47                        .CreateAsync(connection, Array.Empty<string>(), options.IgnoreHTTPSErrors, options.DefaultViewport, Process)48                        .ConfigureAwait(false);49                    await browser.WaitForTargetAsync(t => t.Type == TargetType.Page).ConfigureAwait(false);50                    return browser;51                }...

Puppeteer.cs

Source:Puppeteer.cs

...21        internal const int DefaultTimeout = 30_000;22        /// <summary>23        /// The default flags that Chromium will be launched with.24        /// </summary>25        internal static string[] DefaultArgs => ChromiumLauncher.DefaultArgs;26        /// <summary>27        /// Returns a list of devices to be used with <seealso cref="Page.EmulateAsync(DeviceDescriptor)"/>.28        /// </summary>29        /// <example>30        /// <code>31        ///<![CDATA[32        /// var iPhone = Puppeteer.Devices[DeviceDescriptorName.IPhone6];33        /// using(var page = await browser.NewPageAsync())34        /// {35        ///     await page.EmulateAsync(iPhone);36        ///     await page.goto('https://www.google.com');37        /// }38        /// ]]>39        /// </code>40        /// </example>41        public static IReadOnlyDictionary<DeviceDescriptorName, DeviceDescriptor> Devices => DeviceDescriptors.ToReadOnly();42        /// <summary>43        /// Returns a list of network conditions to be used with <seealso cref="Page.EmulateNetworkConditionsAsync(NetworkConditions)"/>.44        /// Actual list of conditions can be found in <seealso cref="PredefinedNetworkConditions.Conditions"/>.45        /// </summary>46        /// <example>47        /// <code>48        ///<![CDATA[49        /// var slow3G = Puppeteer.NetworkConditions["Slow 3G"];50        /// using(var page = await browser.NewPageAsync())51        /// {52        ///     await page.EmulateNetworkConditionsAsync(slow3G);53        ///     await page.goto('https://www.google.com');54        /// }55        /// ]]>56        /// </code>57        /// </example>58        public static IReadOnlyDictionary<string, NetworkConditions> NetworkConditions => PredefinedNetworkConditions.ToReadOnly();59        /// <summary>60        /// Returns an array of argument based on the options provided and the platform where the library is running61        /// </summary>62        /// <returns>Chromium arguments.</returns>63        /// <param name="options">Options.</param>64        public static string[] GetDefaultArgs(LaunchOptions options = null)65            => (options?.Product ?? Product.Chrome) == Product.Chrome66                ? ChromiumLauncher.GetDefaultArgs(options ?? new LaunchOptions())67                : FirefoxLauncher.GetDefaultArgs(options ?? new LaunchOptions());68        /// <summary>69        /// The method launches a browser instance with given arguments. The browser will be closed when the Browser is disposed.70        /// </summary>71        /// <param name="options">Options for launching Chrome</param>72        /// <param name="loggerFactory">The logger factory</param>73        /// <returns>A connected browser.</returns>74        /// <remarks>75        /// See <a href="https://www.howtogeek.com/202825/what%E2%80%99s-the-difference-between-chromium-and-chrome/">this article</a>76        /// for a description of the differences between Chromium and Chrome.77        /// <a href="https://chromium.googlesource.com/chromium/src/+/lkcr/docs/chromium_browser_vs_google_chrome.md">This article</a> describes some differences for Linux users.78        ///79        /// Environment Variables80        /// Puppeteer looks for certain <see href="https://en.wikipedia.org/wiki/Environment_variable">environment variables</see>() to aid its operations....

FixturesTests.cs

Source:FixturesTests.cs

...34        public async Task ShouldCloseTheBrowserWhenTheConnectedProcessCloses()35        {36            var browserClosedTaskWrapper = new TaskCompletionSource<bool>();37            using var browserFetcher = new BrowserFetcher(Product.Chrome);38            var ChromiumLauncher = new ChromiumLauncher(39                (await browserFetcher.GetRevisionInfoAsync()).ExecutablePath,40                new LaunchOptions { Headless = true });41            await ChromiumLauncher.StartAsync().ConfigureAwait(false);42            var browser = await Puppeteer.ConnectAsync(new ConnectOptions43            {44                BrowserWSEndpoint = ChromiumLauncher.EndPoint45            });46            browser.Disconnected += (_, _) =>47            {48                browserClosedTaskWrapper.SetResult(true);49            };50            KillProcess(ChromiumLauncher.Process.Id);51            await browserClosedTaskWrapper.Task;52            Assert.True(browser.IsClosed);53        }54        [PuppeteerTest("fixtures.spec.ts", "Fixtures", "should close the browser when the node process closes")]55        [SkipBrowserFact(skipFirefox: true)]56        public async Task ShouldCloseTheBrowserWhenTheLaunchedProcessCloses()57        {58            var browserClosedTaskWrapper = new TaskCompletionSource<bool>();59            var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true }, TestConstants.LoggerFactory);60            browser.Disconnected += (_, _) =>61            {62                browserClosedTaskWrapper.SetResult(true);63            };64            KillProcess(browser.Launcher.Process.Id);...

ChromiumLauncher.cs

Source:ChromiumLauncher.cs

...8    /// <summary>9    /// Represents a Chromium process and any associated temporary user data directory that have created10    /// by Puppeteer and therefore must be cleaned up when no longer needed.11    /// </summary>12    public class ChromiumLauncher : LauncherBase13    {14        #region Constants15        internal static readonly string[] DefaultArgs = {16            "--disable-background-networking",17            "--enable-features=NetworkService,NetworkServiceInProcess",18            "--disable-background-timer-throttling",19            "--disable-backgrounding-occluded-windows",20            "--disable-breakpad",21            "--disable-client-side-phishing-detection",22            "--disable-component-extensions-with-background-pages",23            "--disable-default-apps",24            "--disable-dev-shm-usage",25            "--disable-extensions",26            "--disable-features=TranslateUI",27            "--disable-hang-monitor",28            "--disable-ipc-flooding-protection",29            "--disable-popup-blocking",30            "--disable-prompt-on-repost",31            "--disable-renderer-backgrounding",32            "--disable-sync",33            "--force-color-profile=srgb",34            "--metrics-recording-only",35            "--no-first-run",36            "--enable-automation",37            "--password-store=basic",38            "--use-mock-keychain"39        };40        private const string UserDataDirArgument = "--user-data-dir";41        #endregion42        #region Constructor43        /// <summary>44        /// Creates a new <see cref="ChromiumLauncher"/> instance.45        /// </summary>46        /// <param name="executable">Full path of executable.</param>47        /// <param name="options">Options for launching Chromium.</param>48        /// <param name="loggerFactory">Logger factory</param>49        public ChromiumLauncher(string executable, LaunchOptions options)50            : base(executable, options)51        {52            PrepareChromiumArgs(options, out List<string> chromiumArgs, out TempDirectory TempUserDataDir);53            Process.StartInfo.Arguments = string.Join(" ", chromiumArgs);54        }55        #endregion56        #region Public methods57        /// <inheritdoc />58        public override string ToString() => $"Chromium process; EndPoint={EndPoint}; State={CurrentState}";59        #endregion60        #region Private methods61        private static void PrepareChromiumArgs(LaunchOptions options, out List<string> chromiumArgs, out TempDirectory tempUserDataDirectory)62        {63            chromiumArgs = new List<string>();...

Program.cs

Source:Program.cs

...4using System.Linq;5using System.Threading.Tasks;6using GaemSharedLibrary;7using PuppeteerSharp;8namespace ChromiumLauncher9{10    internal static class Program11    {12        private static List<string> _emails = new();13        // ReSharper disable once ConvertIfStatementToReturnStatement14        // ReSharper disable once RedundantIfElseBlock15        private static async Task GrabMails()16        {17            JsonValue credentials = await CredentialsUtils.GetAllAsync();18            List<JsonValue> services = new List<JsonValue>()19            {20                credentials["gog"],21                credentials["epic_games_store"],22                credentials["uplay"],...

ChromiumLauncher

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 executablePath = await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);11            using (var browser = await Puppeteer.LaunchAsync(options, executablePath))12            {13                var page = await browser.NewPageAsync();14                await page.ScreenshotAsync("google.png");15            }16        }17    }18}19using System;20using System.Threading.Tasks;21using PuppeteerSharp;22{23    {24        static async Task Main(string[] args)25        {26            {27            };28            using (var browser = await Puppeteer.LaunchAsync(options))29            {30                var page = await browser.NewPageAsync();31                await page.ScreenshotAsync("google.png");32            }33        }34    }35}36using System;37using System.Threading.Tasks;38using PuppeteerSharp;

ChromiumLauncher

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            using (var browser = await Puppeteer.LaunchAsync(options))11            using (var page = await browser.NewPageAsync())12            {13            }14        }15    }16}

ChromiumLauncher

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Collections.Generic;4using System.Diagnostics;5using System.IO;6using System.Linq;7using System.Text;8using System.Threading.Tasks;9{10    {11        static void Main(string[] args)12        {13            ChromiumLauncher.LaunchAsync("C:\\Users\\user\\Downloads\\chromium-64.0.3282.119-win32\\chrome-win32\\chrome.exe", new LaunchOptions()14            {15                Args = new string[] { "--disable-extensions" }16            }).GetAwaiter().GetResult();17        }18    }19}20using PuppeteerSharp;21using System;22using System.Collections.Generic;23using System.Diagnostics;24using System.IO;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28{29    {30        static void Main(string[] args)31        {32            ChromiumLauncher.HeadlessChrome().GetAwaiter().GetResult();33        }34    }35}36using PuppeteerSharp;37using System;38using System.Collections.Generic;39using System.Diagnostics;40using System.IO;41using System.Linq;42using System.Text;43using System.Threading.Tasks;44{45    {46        static void Main(string[] args)47        {48            ChromiumLauncher.LaunchAsync("C:\\Users\\user\\Downloads\\chromium-64.0.3282.119-win32\\chrome-win32\\chrome.exe", new LaunchOptions()49            {50                Args = new string[] { "--disable-extensions" }51            }).GetAwaiter().GetResult();52        }53    }54}55using PuppeteerSharp;56using System;57using System.Collections.Generic;58using System.Diagnostics;59using System.IO;60using System.Linq;61using System.Text;62using System.Threading.Tasks;63{64    {65        static void Main(string[] args)66        {67            ChromiumLauncher.HeadlessChrome().GetAwaiter().GetResult();

ChromiumLauncher

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {10            });11            var page = await browser.NewPageAsync();12            await Task.Delay(5000);13            await browser.CloseAsync();14        }15    }16}17using PuppeteerSharp;18using System;19using System.Threading.Tasks;20{21    {22        static async Task Main(string[] args)23        {24            var browser = await Puppeteer.LaunchAsync(new LaunchOptions25            {26                {27                }28            });29            var page = await browser.NewPageAsync();30            await Task.Delay(5000);31            await browser.CloseAsync();32        }33    }34}35using PuppeteerSharp;36using System;

ChromiumLauncher

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Collections.Generic;4using System.Diagnostics;5using System.IO;6using System.Linq;7using System.Text;8using System.Threading.Tasks;9{10    {11        static void Main(string[] args)12        {13            ChromiumLauncher.LaunchAsync("C:\\Users\\user\\Downloads\\chromium-64.0.3282.119-win32\\chrome-win32\\chrome.exe", new LaunchOptions()14            {15                Args = new string[] { "--disable-extensions" }16            }).GetAwaiter().GetResult();17        }18    }19}20using PuppeteerSharp;21using System;22using System.Collections.Generic;23using System.Diagnostics;24using System.IO;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28{29    {30        static void Main(string[] args)31        {32            ChromiumLauncher.HeadlessChrome().GetAwaiter().GetResult();33        }34    }35}36using PuppeteerSharp;37using System;38using System.Collections.Generic;39using System.Diagnostics;40using System.IO;41using System.Linq;42using System.Text;43using System.Threading.Tasks;44{45    {46        static void Main(string[] args)47        {48            ChromiumLauncher.LaunchAsync("C:\\Users\\user\\Downloads\\chromium-64.0.3282.119-win32\\chrome-win32\\chrome.exe", new LaunchOptions()49            {50                Args = new string[] { "--disable-extensions" }51            }).GetAwaiter().GetResult();52        }53    }54}55using PuppeteerSharp;56using System;57using System.Collections.Generic;58using System.Diagnostics;59using System.IO;60using System.Linq;61using System.Text;62using System.Threading.Tasks;63{64    {65        static void Main(string[] args)66        {67            ChromiumLauncher.HeadlessChrome().GetAwaiter().GetResult();

ChromiumLauncher

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {10            });11            var page = await browser.NewPageAsync();12            await Task.Delay(5000);13            await browser.CloseAsync();14        }15    }16}17using PuppeteerSharp;18using System;19using System.Threading.Tasks;20{21    {22        static async Task Main(string[] args)23        {24            var browser = await Puppeteer.LaunchAsync(new LaunchOptions25            {26                {27                }28            });29            var page = await browser.NewPageAsync();30            await Task.Delay(5000);31            await browser.CloseAsync();32        }33    }34}35using PuppeteerSharp;36using System;

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.