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

Copied to Clipboard!

How to use PredefinedNetworkConditions class of PuppeteerSharp package

Best Puppeteer-sharp code snippet using PuppeteerSharp.PredefinedNetworkConditions

Puppeteer.cs

Source:Puppeteer.cs

...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>...

PredefinedNetworkConditions.cs

Source:PredefinedNetworkConditions.cs

...5{6    /// <summary>7    /// Predefined network conditions.8    /// </summary>9    public static class PredefinedNetworkConditions10    {11        private static readonly Dictionary<string, NetworkConditions> Conditions = new Dictionary<string, NetworkConditions>12        {13            [NetworkConditions.Slow3G] = new NetworkConditions14            {15                Download = ((500 * 1000) / 8) * 0.8,16                Upload = ((500 * 1000) / 8) * 0.8,17                Latency = 400 * 5,18            },19            [NetworkConditions.Fast3G] = new NetworkConditions20            {21                Download = ((1.6 * 1000 * 1000) / 8) * 0.9,22                Upload = ((750 * 1000) / 8) * 0.9,23                Latency = 150 * 3.75,...

PredefinedNetworkConditions

Using AI Code Generation

1var options = new LaunchOptions { Headless = true };2using (var browser = await Puppeteer.LaunchAsync(options))3{4    var page = await browser.NewPageAsync();5    var client = await page.Target.CreateCDPSessionAsync();6    await client.SendAsync("Network.enable", new { });7    await client.SendAsync("Network.emulateNetworkConditions", new8    {9    });10    await page.WaitForSelectorAsync("input");11    await page.TypeAsync("input", "PuppeteerSharp");12    await page.ScreenshotAsync("1.png");13}14var options = new LaunchOptions { Headless = true };15using (var browser = await Puppeteer.LaunchAsync(options))16{17    var page = await browser.NewPageAsync();18    var client = await page.Target.CreateCDPSessionAsync();19    await client.SendAsync("Network.enable", new { });20    await client.SendAsync("Network.emulateNetworkConditions", new21    {22    });23    await page.WaitForSelectorAsync("input");24    await page.TypeAsync("input", "PuppeteerSharp");25    await page.ScreenshotAsync("2.png");26}27var options = new LaunchOptions { Headless = true };28using (var browser = await Puppeteer.LaunchAsync(options))29{30    var page = await browser.NewPageAsync();31    var client = await page.Target.CreateCDPSessionAsync();32    await client.SendAsync("Network.enable", new { });33    await client.SendAsync("Network.emulateNetworkConditions", new34    {35    });36    await page.WaitForSelectorAsync("input");

PredefinedNetworkConditions

Using AI Code Generation

1{2    Args = new string[] { "--start-maximized" }3};4var browser = await Puppeteer.LaunchAsync(options);5var page = await browser.NewPageAsync();6{7    Args = new string[] { "--start-maximized" }8};9var browser = await Puppeteer.LaunchAsync(options);10var page = await browser.NewPageAsync();11{12    Args = new string[] { "--start-maximized" }13};14var browser = await Puppeteer.LaunchAsync(options);15var page = await browser.NewPageAsync();16{17    Args = new string[] { "--start-maximized" }18};19var browser = await Puppeteer.LaunchAsync(options);20var page = await browser.NewPageAsync();21{22    Args = new string[] { "--start-maximized" }23};24var browser = await Puppeteer.LaunchAsync(options);25var page = await browser.NewPageAsync();

PredefinedNetworkConditions

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                await page.SetRequestInterceptionAsync(true);14                page.Request += async (sender, e) =>15                {16                    await e.Request.ContinueAsync(new Payload17                    {18                    });19                };20            }21        }22    }23}

PredefinedNetworkConditions

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                Args = new string[] {11                }12            });13            var page = await browser.NewPageAsync();14            await page.SetRequestInterceptionAsync(true);15            page.Request += async (sender, e) => await e.Request.ContinueAsync();16            await page.SetOfflineModeAsync(true);17            await page.SetOfflineModeAsync(false);18            await page.SetRequestInterceptionAsync(false);19            await page.SetOfflineModeAsync(true);20            await page.SetOfflineModeAsync(false);21            await page.SetOfflineModeAsync(true);22            await page.SetOfflineModeAsync(false);23            await page.SetOfflineModeAsync(true);24            await page.SetOfflineModeAsync(false);25            await page.SetOfflineModeAsync(true);26            await page.SetOfflineModeAsync(false);27            await page.SetOfflineModeAsync(true);28            await page.SetOfflineModeAsync(false);29            await page.SetOfflineModeAsync(true);30            await page.SetOfflineModeAsync(false);31            await page.SetOfflineModeAsync(true);32            await page.SetOfflineModeAsync(false);

PredefinedNetworkConditions

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 LaunchOptions { Headless = false });10            var page = await browser.NewPageAsync();11            await page.SetRequestInterceptionAsync(true);12            page.Request += async (sender, e) =>13            {14                await e.Request.ContinueAsync(new Payload { Offline = true });15            };16        }17    }18}

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.