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How to use WaitForNetworkIdleOptions class of PuppeteerSharp package

Best Puppeteer-sharp code snippet using PuppeteerSharp.WaitForNetworkIdleOptions

Page.cs

Source:Page.cs

...1544        /// await page.WaitForNetworkIdle(); // The Task resolves after fetch above finishes1545        /// ]]>1546        /// </code>1547        /// </example>1548        public async Task WaitForNetworkIdleAsync(WaitForNetworkIdleOptions options = null)1549        {1550            var timeout = options?.Timeout ?? DefaultTimeout;1551            var idleTime = options?.IdleTime ?? 500;1552            var networkIdleTcs = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);1553            var idleTimer = new Timer1554            {1555                Interval = idleTime1556            };1557            idleTimer.Elapsed += (sender, args) =>1558            {1559                networkIdleTcs.TrySetResult(true);1560            };1561            var networkManager = FrameManager.NetworkManager;1562            void Evaluate()...

WaitForNetworkIdleTests.cs

Source:WaitForNetworkIdleTests.cs

...42        public async Task ShouldRespectTimeout()43        {44            await Page.GoToAsync(TestConstants.EmptyPage);45            var exception = await Assert.ThrowsAnyAsync<TimeoutException>(async () =>46                await Page.WaitForNetworkIdleAsync(new WaitForNetworkIdleOptions { Timeout = 1 }));47            Assert.Contains("Timeout of 1 ms exceeded", exception.Message);48        }49        // This should work on Firefox, this ignore should be temporal50        // PRs are welcome :)51        [PuppeteerTest("page.spec.ts", "Page.waitForNetworkIdle", "should respect idleTime")]52        [SkipBrowserFact(skipFirefox: true)] 53        public async Task ShouldRespectIdleTimeout()54        {55            var t1 = DateTime.Now;56            var t2 = DateTime.Now;57            await Page.GoToAsync(TestConstants.EmptyPage);58            var task = Page.WaitForNetworkIdleAsync(new WaitForNetworkIdleOptions { IdleTime = 10 }).ContinueWith(x => t1 = DateTime.Now);59            await Task.WhenAll(60                task,61                Page.EvaluateFunctionAsync(@"() =>62                (async () => {63                    await Promise.all([64                    fetch('/digits/1.png'),65                    fetch('/digits/2.png'),66                    ]);67                    await new Promise((resolve) => setTimeout(resolve, 250));68                })()").ContinueWith(x => t2 = DateTime.Now)69            );70            Assert.True(t2 > t1);71        }72        [PuppeteerTest("page.spec.ts", "Page.waitForNetworkIdle", "should work with no timeout")]73        [PuppeteerFact]74        public async Task ShouldWorkWithNoTimeout()75        {76            await Page.GoToAsync(TestConstants.EmptyPage);77            await Task.WhenAll(78                Page.WaitForNetworkIdleAsync(new WaitForNetworkIdleOptions { Timeout = 0 }),79                Page.EvaluateFunctionAsync(@"() => setTimeout(() => {80                        fetch('/digits/1.png');81                        fetch('/digits/2.png');82                        fetch('/digits/3.png');83                    }, 50)")84            );85        }86    }87}...

WaitForNetworkIdleOptions.cs

Source:WaitForNetworkIdleOptions.cs

...3    /// <summary>4    /// Optional waiting parameters.5    /// </summary>6    /// <seealso cref="Page.WaitForNetworkIdleAsync"/>7    public class WaitForNetworkIdleOptions8    {9        /// <summary>10        /// Maximum time to wait for in milliseconds. Defaults to 30000 (30 seconds). Pass 0 to disable timeout.11        /// The default value can be changed by setting the <see cref="Page.DefaultTimeout"/> property.12        /// </summary>13        public int? Timeout { get; set; }14        /// <summary>15        /// How long to wait for no network requests in milliseconds, defaults to 500 milliseconds.16        /// </summary>17        public int? IdleTime { get; set; }18    }19}

WaitForNetworkIdleOptions

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            MainAsync(args).GetAwaiter().GetResult();9        }10        static async Task MainAsync(string[] args)11        {12            {13            };14            using (var browser = await Puppeteer.LaunchAsync(options))15            using (var page = await browser.NewPageAsync())16            {17                await page.WaitForNavigationAsync(new WaitForNavigationOptions18                {19                    WaitUntil = new System.Collections.Generic.List<WaitUntilNavigation> { WaitUntilNavigation.Networkidle0 }20                });21                await page.ScreenshotAsync("screenshot.png");22            }23        }24    }25}26using System;27using System.Threading.Tasks;28using PuppeteerSharp;29{30    {31        static void Main(string[] args)32        {33            MainAsync(args).GetAwaiter().GetResult();34        }35        static async Task MainAsync(string[] args)36        {37            {38            };39            using (var browser = await Puppeteer.LaunchAsync(options))40            using (var page = await browser.NewPageAsync())41            {42                await page.WaitForSelectorAsync("input[name='q']", new WaitForSelectorOptions43                {44                });45                await page.ScreenshotAsync("screenshot.png");46            }47        }48    }49}50using System;51using System.Threading.Tasks;52using PuppeteerSharp;53{54    {55        static void Main(string[] args)56        {57            MainAsync(args).GetAwaiter().GetResult();58        }59        static async Task MainAsync(string[] args)60        {61            {62            };63            using (var browser = await Puppeteer.LaunchAsync(options))64            using (var page = await browser.NewPageAsync())65            {

WaitForNetworkIdleOptions

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            using (var browser = await Puppeteer.LaunchAsync(options))10            using (var page = await browser.NewPageAsync())11            {12                await page.WaitForNetworkIdleAsync(new WaitForNetworkIdleOptions { Timeout = 10000 });13                await navigationTask;14                await page.PdfAsync("google.pdf");15            }16        }17    }18}

WaitForNetworkIdleOptions

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            await page.WaitForNavigationAsync(new NavigationOptions13            {14                WaitUntil = new[] { WaitUntilNavigation.Networkidle0 }15            });16            await page.WaitForNavigationAsync(new NavigationOptions17            {18                WaitUntil = new[] { WaitUntilNavigation.Networkidle2 }19            });20            await page.WaitForNavigationAsync(new NavigationOptions21            {22                WaitUntil = new[] { WaitUntilNavigation.Load }23            });24            await page.WaitForNavigationAsync(new NavigationOptions25            {26                WaitUntil = new[] { WaitUntilNavigation.DOMContentLoaded }27            });28            await browser.CloseAsync();29        }30    }31}32public Task<ElementHandle> WaitForSelectorAsync(string selector, WaitForSelectorOptions options = null)33using System;34using System.Threading.Tasks;35using PuppeteerSharp;36{37    {38        static async Task Main(string[] args)39        {40            {41            };42            var browser = await Puppeteer.LaunchAsync(options);43            var page = await browser.NewPageAsync();

WaitForNetworkIdleOptions

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            MainAsync().Wait();9        }10        static async Task MainAsync()11        {12            var browser = await Puppeteer.LaunchAsync(new LaunchOptions13            {14            });15            var page = await browser.NewPageAsync();16            await page.ScreenshotAsync("google.png");17            await page.WaitForNavigationAsync(new WaitForNavigationOptions { WaitUntil = new[] { WaitUntilNavigation.Networkidle0 } });18            await page.ScreenshotAsync("google2.png");19            await browser.CloseAsync();20        }21    }22}23using System;24using System.Threading.Tasks;25using PuppeteerSharp;26{27    {28        static void Main(string[] args)29        {30            MainAsync().Wait();31        }32        static async Task MainAsync()33        {34            var browser = await Puppeteer.LaunchAsync(new LaunchOptions35            {36            });37            var page = await browser.NewPageAsync();38            await page.ScreenshotAsync("google.png");39            await page.WaitForNavigationAsync(new WaitForNavigationOptions { WaitUntil = new[] { WaitUntilNavigation.Networkidle2 } });40            await page.ScreenshotAsync("google2.png");41            await browser.CloseAsync();42        }43    }44}45using System;46using System.Threading.Tasks;47using PuppeteerSharp;48{49    {50        static void Main(string[] args)51        {52            MainAsync().Wait();53        }54        static async Task MainAsync()55        {56            var browser = await Puppeteer.LaunchAsync(new LaunchOptions57            {58            });59            var page = await browser.NewPageAsync();60            await page.ScreenshotAsync("google.png");61            await page.WaitForNavigationAsync(new WaitForNavigationOptions { WaitUntil = new

WaitForNetworkIdleOptions

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);10            var options = new LaunchOptions { Headless = false };11            using (var browser = await Puppeteer.LaunchAsync(options))12            using (var page = await browser.NewPageAsync())13            {14                await page.WaitForNavigationAsync(new WaitForNavigationOptions { WaitUntil = new[] { WaitUntilNavigation.Networkidle0 } });15                await page.WaitForFunctionAsync(@"() => {16                    return document.querySelectorAll('a').length > 0;17                }");18                await page.ScreenshotAsync("example.png");19            }20        }21    }22}23Property Description WaitUntil The page will wait for the network to become idle before continuing. It takes an array of WaitUntilNavigation values. Default: new[] { WaitUntilNavigation.Networkidle0 }24using System;25using System.Threading.Tasks;26using PuppeteerSharp;27{28    {29        static async Task Main(string[] args)30        {31            Console.WriteLine("Hello World!");32            await new BrowserFetcher().DownloadAsync(BrowserFetcher.Default

WaitForNetworkIdleOptions

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            await page.WaitForNavigationAsync(new WaitForNavigationOptions { WaitUntil = new[] { WaitUntilNavigation.Networkidle0 } });11            var pageTitle = await page.TitleAsync();12            Console.WriteLine(pageTitle);13            await browser.CloseAsync();14        }15    }16}

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