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How to use PageWaitForFunctionOptions class of Microsoft.Playwright package

Best Playwright-dotnet code snippet using Microsoft.Playwright.PageWaitForFunctionOptions

IPage.cs

Source:IPage.cs

...2171        /// expression.2172        /// </param>2173        /// <param name="arg">Optional argument to pass to <paramref name="expression"/>.</param>2174        /// <param name="options">Call options</param>2175        Task<IJSHandle> WaitForFunctionAsync(string expression, object? arg = default, PageWaitForFunctionOptions? options = default);2176        /// <summary>2177        /// <para>Returns when the required load state has been reached.</para>2178        /// <para>2179        /// This resolves when the page reaches a required load state, <c>load</c> by default.2180        /// The navigation must have been committed when this method is called. If current document2181        /// has already reached the required state, resolves immediately.2182        /// </para>2183        /// <code>2184        /// await page.ClickAsync("button"); // Click triggers navigation.<br/>2185        /// await page.WaitForLoadStateAsync(); // The promise resolves after 'load' event.2186        /// </code>2187        /// <code>2188        /// var popup = await page.RunAndWaitForPopupAsync(async () =&gt;<br/>2189        /// {<br/>...

PageSynchronous.cs

Source:PageSynchronous.cs

...2085    /// expression.2086    /// </param>2087    /// <param name="arg">Optional argument to pass to <paramref name="expression"/>.</param>2088    /// <param name="options">Call options</param>2089    public static IJSHandle WaitForFunction(this IPage page, string expression, object? arg = null, PageWaitForFunctionOptions? options = null)2090    {2091        return page.WaitForFunctionAsync(expression, arg, options).GetAwaiter().GetResult();2092    }2093    /// <summary>2094    /// <para>Returns when the required load state has been reached.</para>2095    /// <para>2096    /// This resolves when the page reaches a required load state, <c>load</c> by default.2097    /// The navigation must have been committed when this method is called. If current document2098    /// has already reached the required state, resolves immediately.2099    /// </para>2100    /// <code>2101    /// await page.ClickAsync("button"); // Click triggers navigation.<br/>2102    /// await page.WaitForLoadStateAsync(); // The promise resolves after 'load' event.2103    /// </code>...

Page.cs

Source:Page.cs

...319        public Task<IResponse> RunAndWaitForResponseAsync(Func<Task> action, Regex urlOrPredicate, PageRunAndWaitForResponseOptions options = default)320            => InnerWaitForEventAsync(PageEvent.Response, action, e => urlOrPredicate.IsMatch(e.Url), options?.Timeout);321        public Task<IResponse> RunAndWaitForResponseAsync(Func<Task> action, Func<IResponse, bool> urlOrPredicate, PageRunAndWaitForResponseOptions options = default)322            => InnerWaitForEventAsync(PageEvent.Response, action, e => urlOrPredicate(e), options?.Timeout);323        public Task<IJSHandle> WaitForFunctionAsync(string expression, object arg = default, PageWaitForFunctionOptions options = default)324            => MainFrame.WaitForFunctionAsync(expression, arg, new() { PollingInterval = options?.PollingInterval, Timeout = options?.Timeout });325        public async Task<T> InnerWaitForEventAsync<T>(PlaywrightEvent<T> pageEvent, Func<Task> action = default, Func<T, bool> predicate = default, float? timeout = default)326        {327            if (pageEvent == null)328            {329                throw new ArgumentException("Page event is required", nameof(pageEvent));330            }331            timeout ??= _defaultTimeout;332            using var waiter = new Waiter(this, $"page.WaitForEventAsync(\"{typeof(T)}\")");333            waiter.RejectOnTimeout(Convert.ToInt32(timeout), $"Timeout {timeout}ms exceeded while waiting for event \"{pageEvent.Name}\"");334            if (pageEvent.Name != PageEvent.Crash.Name)335            {336                waiter.RejectOnEvent<IPage>(this, PageEvent.Crash.Name, new("Page crashed"));337            }...

PageModel.cs

Source:PageModel.cs

...552    protected virtual IFileChooser WaitForFileChooser(PageWaitForFileChooserOptions? options = null)553    {554        return this.Page.WaitForFileChooser(options);555    }556    protected virtual IJSHandle WaitForFunction(string expression, object? arg = null, PageWaitForFunctionOptions? options = null)557    {558        return this.Page.WaitForFunction(expression, arg, options);559    }560    protected virtual void WaitForLoadState(LoadState? state = null, PageWaitForLoadStateOptions? options = null)561    {562        this.Page.WaitForLoadState(state, options);563    }564    protected virtual IResponse? WaitForNavigation(PageWaitForNavigationOptions? options = null)565    {566        return this.Page.WaitForNavigation(options);567    }568    protected virtual IPage WaitForPopup(PageWaitForPopupOptions? options = null)569    {570        return this.Page.WaitForPopup(options);...

PageWaitForFunctionOptions.cs

Source:PageWaitForFunctionOptions.cs

...35using System.Threading.Tasks;36#nullable enable37namespace Microsoft.Playwright38{39    public class PageWaitForFunctionOptions40    {41        public PageWaitForFunctionOptions() { }42        public PageWaitForFunctionOptions(PageWaitForFunctionOptions clone)43        {44            if (clone == null)45            {46                return;47            }48            PollingInterval = clone.PollingInterval;49            Timeout = clone.Timeout;50        }51        /// <summary>52        /// <para>53        /// If specified, then it is treated as an interval in milliseconds at which the function54        /// would be executed. By default if the option is not specified <paramref name="expression"/>55        /// is executed in <c>requestAnimationFrame</c> callback.56        /// </para>...

PageWaitForFunctionOptions

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Chromium.LaunchAsync();10            var page = await browser.NewPageAsync();11            Console.WriteLine("Page title is: " + await page.TitleAsync());12            await page.WaitForFunctionAsync("() => document.readyState === 'complete'", new PageWaitForFunctionOptions { Timeout = 1000 });13            await page.ScreenshotAsync("screenshot.png");14            await browser.CloseAsync();15        }16    }17}

PageWaitForFunctionOptions

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            await using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            {14            };15            var result = await page.WaitForFunctionAsync("document.querySelector('input[name=q]')", waitOptions);16            Console.WriteLine(result);17        }18    }19}

PageWaitForFunctionOptions

Using AI Code Generation

1await page.WaitForFunctionAsync("() => window.innerWidth < 100");2await page.WaitForFunctionAsync("() => window.innerWidth < 100", new PageWaitForFunctionOptions { PollingInterval = 500 });3await page.WaitForFunctionAsync("() => window.innerWidth < 100", new PageWaitForFunctionOptions { PollingInterval = 500, Timeout = 10000 });4await page.WaitForFunctionAsync("() => window.innerWidth < 100", new PageWaitForFunctionOptions { PollingInterval = 500, Timeout = 10000 }, new CancellationToken());5await page.WaitForFunctionAsync("() => window.innerWidth < 100", new PageWaitForFunctionOptions { PollingInterval = 500, Timeout = 10000 }, new CancellationToken(), new object());6await page.WaitForFunctionAsync("() => window.innerWidth < 100", new PageWaitForFunctionOptions { PollingInterval = 500, Timeout = 10000 }, new object());7await page.WaitForFunctionAsync("() => window.innerWidth < 100", new PageWaitForFunctionOptions { PollingInterval = 500, Timeout = 10000 }, new CancellationToken(), new object(), new object());8await page.WaitForFunctionAsync("() => window.innerWidth < 100", new PageWaitForFunctionOptions { PollingInterval = 500, Timeout = 10000 }, new CancellationToken(), new object(), new object(), new object());9await page.WaitForFunctionAsync("() => window.innerWidth < 100", new PageWaitForFunctionOptions { PollingInterval = 500, Timeout = 10000 }, new

PageWaitForFunctionOptions

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Chromium.LaunchAsync();10            var page = await browser.NewPageAsync();11            await page.WaitForFunctionAsync("document.querySelector('[name=\"q\"]')");12            await page.TypeAsync("[name=\"q\"]", "Playwright");13            await page.ClickAsync("[aria-label=\"Google Search\"]");14        }15    }16}

PageWaitForFunctionOptions

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.Transport.Channels;5{6    {7        static async Task Main(string[] args)8        {9            using var playwright = await Playwright.CreateAsync();10            await using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions11            {12            });13            var context = await browser.NewContextAsync();14            var page = await context.NewPageAsync();15            {16            };17            await page.WaitForFunctionAsync("() => !document.querySelector('input[name=\"q\"]')", options);18            await page.WaitForSelectorAsync("input[name=\"q\"]");19            await page.TypeAsync("input[name=\"q\"]", "Playwright");20            await page.PressAsync("input[name=\"q\"]", "Enter");21            await page.WaitForLoadStateAsync();22            await page.ScreenshotAsync("screenshot.png");23        }24    }25}26using System;27using System.Threading.Tasks;28using Microsoft.Playwright;29using Microsoft.Playwright.Transport.Channels;30{31    {32        static async Task Main(string[] args)33        {34            using var playwright = await Playwright.CreateAsync();35            await using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions36            {37            });38            var context = await browser.NewContextAsync();39            var page = await context.NewPageAsync();40            {41            };42            await page.WaitForSelectorAsync("input[name=\"q\"]", options);43            await page.TypeAsync("input[name=\"q\"]", "Playwright");44            await page.PressAsync("input[name=\"q

PageWaitForFunctionOptions

Using AI Code Generation

1var options = new PageWaitForFunctionOptions();2options.Timeout = 4000;3options.PollingInterval = 100;4var result = await page.WaitForFunctionAsync("document.querySelector('input').value === 'hello'", options);5Console.WriteLine(result.ToString());6var options = new PageWaitForFunctionOptions();7options.Timeout = 4000;8options.PollingInterval = 100;9var result = await page.WaitForFunctionAsync("document.querySelector('input').value === 'hello'", options);10Console.WriteLine(result.ToString());11var options = new PageWaitForFunctionOptions();12options.Timeout = 4000;13options.PollingInterval = 100;14var result = await page.WaitForFunctionAsync("document.querySelector('input').value === 'hello'", options);15Console.WriteLine(result.ToString());16var options = new PageWaitForFunctionOptions();17options.Timeout = 4000;18options.PollingInterval = 100;19var result = await page.WaitForFunctionAsync("document.querySelector('input').value === 'hello'", options);20Console.WriteLine(result.ToString());21var options = new PageWaitForFunctionOptions();22options.Timeout = 4000;23options.PollingInterval = 100;24var result = await page.WaitForFunctionAsync("document.querySelector('input').value === 'hello'", options);25Console.WriteLine(result.ToString());26var options = new PageWaitForFunctionOptions();27options.Timeout = 4000;28options.PollingInterval = 100;29var result = await page.WaitForFunctionAsync("document.querySelector('input').value === 'hello'", options);30Console.WriteLine(result.ToString());31var options = new PageWaitForFunctionOptions();32options.Timeout = 4000;33options.PollingInterval = 100;34var result = await page.WaitForFunctionAsync("document.querySelector('input').value === 'hello'", options);

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

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What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
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