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

Copied to Clipboard!

How to use DispatchEventAsync method of Microsoft.Playwright.Core.Frame class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Core.Frame.DispatchEventAsync

Page.cs

Source:Page.cs

...652                Timeout = options?.Timeout,653                Trial = options?.Trial,654                Strict = options?.Strict,655            });656        public Task DispatchEventAsync(string selector, string type, object eventInit = default, PageDispatchEventOptions options = default)657             => MainFrame.DispatchEventAsync(selector, type, eventInit, new() { Timeout = options?.Timeout, Strict = options?.Strict });658        public Task<string> GetAttributeAsync(string selector, string name, PageGetAttributeOptions options = default)659             => MainFrame.GetAttributeAsync(selector, name, new()660             {661                 Timeout = options?.Timeout,662                 Strict = options?.Strict,663             });664        public Task<string> InnerHTMLAsync(string selector, PageInnerHTMLOptions options = default)665             => MainFrame.InnerHTMLAsync(selector, new()666             {667                 Timeout = options?.Timeout,668                 Strict = options?.Strict,669             });670        public Task<string> InnerTextAsync(string selector, PageInnerTextOptions options = default)671             => MainFrame.InnerTextAsync(selector, new()...

Frame.cs

Source:Frame.cs

...266                delay: options?.Delay,267                timeout: options?.Timeout,268                noWaitAfter: options?.NoWaitAfter,269                strict: options?.Strict);270        public Task DispatchEventAsync(string selector, string type, object eventInit = default, FrameDispatchEventOptions options = default)271            => _channel.DispatchEventAsync(272                    selector,273                    type,274                    ScriptsHelper.SerializedArgument(eventInit),275                    options?.Timeout,276                    options?.Strict);277        public Task FillAsync(string selector, string value, FrameFillOptions options = default)278            => _channel.FillAsync(selector, value, force: options?.Force, timeout: options?.Timeout, noWaitAfter: options?.NoWaitAfter, options?.Strict);279        public async Task<IElementHandle> AddScriptTagAsync(FrameAddScriptTagOptions options = default)280        {281            var content = options?.Content;282            if (!string.IsNullOrEmpty(options?.Path))283            {284                content = File.ReadAllText(options.Path);285                content += "//# sourceURL=" + options.Path.Replace("\n", string.Empty);...

FrameChannel.cs

Source:FrameChannel.cs

...346                ["strict"] = strict,347            };348            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "uncheck", args);349        }350        internal Task DispatchEventAsync(string selector, string type, object eventInit, float? timeout, bool? strict)351        {352            var args = new Dictionary<string, object>353            {354                ["selector"] = selector,355                ["type"] = type,356                ["eventInit"] = eventInit,357                ["timeout"] = timeout,358                ["strict"] = strict,359            };360            return Connection.SendMessageToServerAsync(Guid, "dispatchEvent", args);361        }362        internal Task HoverAsync(363            string selector,364            Position position,...

ElementHandleChannel.cs

Source:ElementHandleChannel.cs

...226                ["noWaitAfter"] = noWaitAfter,227            };228            return Connection.SendMessageToServerAsync(Guid, "fill", args);229        }230        internal Task DispatchEventAsync(string type, object eventInit)231        {232            var args = new Dictionary<string, object>233            {234                ["type"] = type,235                ["eventInit"] = eventInit,236            };237            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "dispatchEvent", args);238        }239        internal Task SetInputFilesAsync(IEnumerable<InputFilesList> files, bool? noWaitAfter, float? timeout)240        {241            var args = new Dictionary<string, object>242            {243                ["files"] = files,244                ["timeout"] = timeout,...

Locator.cs

Source:Locator.cs

...99        public Task<int> CountAsync()100            => _frame.QueryCountAsync(_selector);101        public Task DblClickAsync(LocatorDblClickOptions options = null)102            => _frame.DblClickAsync(_selector, ConvertOptions<FrameDblClickOptions>(options));103        public Task DispatchEventAsync(string type, object eventInit = null, LocatorDispatchEventOptions options = null)104            => _frame.DispatchEventAsync(_selector, type, eventInit, ConvertOptions<FrameDispatchEventOptions>(options));105        public Task DragToAsync(ILocator target, LocatorDragToOptions options = null)106            => _frame.DragAndDropAsync(_selector, ((Locator)target)._selector, ConvertOptions<FrameDragAndDropOptions>(options));107        public async Task<IElementHandle> ElementHandleAsync(LocatorElementHandleOptions options = null)108            => await _frame.WaitForSelectorAsync(109                _selector,110                ConvertOptions<FrameWaitForSelectorOptions>(options)).ConfigureAwait(false);111        public Task<IReadOnlyList<IElementHandle>> ElementHandlesAsync()112            => _frame.QuerySelectorAllAsync(_selector);113        public Task<T> EvaluateAllAsync<T>(string expression, object arg = null)114            => _frame.EvalOnSelectorAllAsync<T>(_selector, expression, arg);115        public Task<JsonElement?> EvaluateAsync(string expression, object arg = null, LocatorEvaluateOptions options = null)116            => EvaluateAsync<JsonElement?>(expression, arg, options);117        public Task<T> EvaluateAsync<T>(string expression, object arg = null, LocatorEvaluateOptions options = null)118            => _frame.EvalOnSelectorAsync<T>(_selector, expression, arg, ConvertOptions<FrameEvalOnSelectorOptions>(options));...

ElementHandle.cs

Source:ElementHandle.cs

...168                selector: selector,169                script: expression,170                arg: ScriptsHelper.SerializedArgument(arg)).ConfigureAwait(false));171        public Task FocusAsync() => _channel.FocusAsync();172        public Task DispatchEventAsync(string type, object eventInit = null)173            => _channel.DispatchEventAsync(174                type,175                eventInit = ScriptsHelper.SerializedArgument(eventInit));176        public Task<string> GetAttributeAsync(string name) => _channel.GetAttributeAsync(name);177        public Task<string> InnerHTMLAsync() => _channel.InnerHTMLAsync();178        public Task<string> InnerTextAsync() => _channel.InnerTextAsync();179        public Task<string> TextContentAsync() => _channel.TextContentAsync();180        public Task SelectTextAsync(ElementHandleSelectTextOptions options = default)181            => _channel.SelectTextAsync(options?.Force, options?.Timeout);182        public Task<IReadOnlyList<string>> SelectOptionAsync(string values, ElementHandleSelectOptionOptions options = default)183            => _channel.SelectOptionAsync(new[] { new SelectOptionValue() { Value = values } }, options?.NoWaitAfter, options?.Force, options?.Timeout);184        public Task<IReadOnlyList<string>> SelectOptionAsync(IElementHandle values, ElementHandleSelectOptionOptions options = default)185            => _channel.SelectOptionAsync(new[] { values }, options?.NoWaitAfter, options?.Force, options?.Timeout);186        public Task<IReadOnlyList<string>> SelectOptionAsync(IEnumerable<string> values, ElementHandleSelectOptionOptions options = default)187            => _channel.SelectOptionAsync(values.Select(x => new SelectOptionValue() { Value = x }), options?.NoWaitAfter, options?.Force, options?.Timeout);...

DispatchEventAsync

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 context = await browser.NewContextAsync();11            var page = await context.NewPageAsync();12            await page.ClickAsync("input[name=q]");13            await page.Keyboard.TypeAsync("Hello World!");14            var frame = page.MainFrame;15            var elementHandle = await frame.QuerySelectorAsync("input[name=q]");16            await elementHandle.FocusAsync();17            await frame.DispatchEventAsync(elementHandle, "input");18            await frame.DispatchEventAsync(elementHandle, "keydown");19            await frame.DispatchEventAsync(elementHandle, "keyup");20            await frame.DispatchEventAsync(elementHandle, "keypress");21            await frame.DispatchEventAsync(elementHandle, "change");22            await frame.DispatchEventAsync(elementHandle, "blur");23            await frame.DispatchEventAsync(elementHandle, "input");24            await frame.DispatchEventAsync(elementHandle, "keydown");25            await frame.DispatchEventAsync(elementHandle, "keyup");26            await frame.DispatchEventAsync(elementHandle, "keypress");27            await frame.DispatchEventAsync(elementHandle, "change");28            await frame.DispatchEventAsync(elementHandle, "blur");29            await page.Keyboard.PressAsync("Enter");30        }31    }32}33using Microsoft.Playwright;34using System;35using System.Threading.Tasks;36{37    {38        static async Task Main(string[] args)39        {40            using var playwright = await Playwright.CreateAsync();41            await using var browser = await playwright.Chromium.LaunchAsync();42            var context = await browser.NewContextAsync();43            var page = await context.NewPageAsync();44            await page.ClickAsync("input[name=q]");45            await page.Keyboard.TypeAsync("Hello World!");46            var frame = page.MainFrame;47            var elementHandle = await frame.QuerySelectorAsync("input[name=q]");48            await elementHandle.FocusAsync();49            await elementHandle.DispatchEventAsync("input");50            await elementHandle.DispatchEventAsync("keydown");

DispatchEventAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    static async Task Main(string[] args)6    {7        await using var playwright = await Playwright.CreateAsync();8        await using var browser = await playwright.Chromium.LaunchAsync();9        var page = await browser.NewPageAsync();10        await page.DispatchEventAsync("input", "name", "q", "value", "playwright");11    }12}13using Microsoft.Playwright;14using System;15using System.Threading.Tasks;16{17    static async Task Main(string[] args)18    {19        await using var playwright = await Playwright.CreateAsync();20        await using var browser = await playwright.Chromium.LaunchAsync();21        var page = await browser.NewPageAsync();22        var input = await page.QuerySelectorAsync("input[name=q]");23        await input.DispatchEventAsync("input", "value", "playwright");24    }25}26using Microsoft.Playwright;27using System;28using System.Threading.Tasks;29{30    static async Task Main(string[] args)31    {32        await using var playwright = await Playwright.CreateAsync();33        await using var browser = await playwright.Chromium.LaunchAsync();34        var page = await browser.NewPageAsync();35        await page.DispatchEventAsync("input", "name", "q", "value", "playwright");36    }37}38using Microsoft.Playwright;39using System;40using System.Threading.Tasks;41{42    static async Task Main(string[] args)43    {44        await using var playwright = await Playwright.CreateAsync();45        await using var browser = await playwright.Chromium.LaunchAsync();46        var page = await browser.NewPageAsync();47        page.RouteAsync("**", (route, _) => route.FulfillAsync(ResponseData.FromString("")));48        await page.WaitForLoadStateAsync(LoadState.NetworkIdle);

DispatchEventAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System.Threading.Tasks;3{4    {5        static async Task Main(string[] args)6        {7            var playwright = await Playwright.CreateAsync();8            var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions9            {10            });11            var context = await browser.NewContextAsync();12            var page = await context.NewPageAsync();13            await page.FillAsync("input[name=q]", "Playwright");14            await page.PressAsync("input[name=q]", "Enter");15            await page.WaitForLoadStateAsync(LoadState.NetworkIdle);16            await page.ScreenshotAsync("screenshot.png");17            await browser.CloseAsync();18        }19    }20}21using Microsoft.Playwright;22using System.Threading.Tasks;23{24    {25        static async Task Main(string[] args)26        {27            var playwright = await Playwright.CreateAsync();28            var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions29            {30            });31            var context = await browser.NewContextAsync();32            var page = await context.NewPageAsync();33            await page.FillAsync("input[name=q]", "Playwright");34            await page.PressAsync("input[name=q]", "Enter");35            await page.WaitForLoadStateAsync(LoadState.NetworkIdle);36            await page.ScreenshotAsync("screenshot.png");37            await browser.CloseAsync();38        }39    }40}41using Microsoft.Playwright;42using System.Threading.Tasks;43{44    {45        static async Task Main(string[] args)46        {47            var playwright = await Playwright.CreateAsync();48            var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions49            {50            });51            var context = await browser.NewContextAsync();52            var page = await context.NewPageAsync();53            await page.FillAsync("input[name=q]", "Playwright");

DispatchEventAsync

Using AI Code Generation

1var playwright = await Playwright.CreateAsync();2var browser = await playwright.Chromium.LaunchAsync();3var page = await browser.NewPageAsync();4await page.DispatchEventAsync("input", new Dictionary<string, object> { { "value", "Hello" } });5await browser.CloseAsync();6var playwright = await Playwright.CreateAsync();7var browser = await playwright.Chromium.LaunchAsync();8var page = await browser.NewPageAsync();9await page.DispatchEventAsync("input", new Dictionary<string, object> { { "value", "Hello" } });10await browser.CloseAsync();11var playwright = await Playwright.CreateAsync();12var browser = await playwright.Chromium.LaunchAsync();13var page = await browser.NewPageAsync();14await page.DispatchEventAsync("input", new Dictionary<string, object> { { "value", "Hello" } });15await browser.CloseAsync();16var playwright = await Playwright.CreateAsync();17var browser = await playwright.Chromium.LaunchAsync();18var page = await browser.NewPageAsync();19await page.DispatchEventAsync("input", new Dictionary<string, object> { { "value", "Hello" } });20await browser.CloseAsync();21var playwright = await Playwright.CreateAsync();22var browser = await playwright.Chromium.LaunchAsync();23var page = await browser.NewPageAsync();24await page.DispatchEventAsync("input", new

DispatchEventAsync

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Core;3using Microsoft.Playwright.Transport;4using System;5using System.Collections.Generic;6using System.Diagnostics;7using System.Linq;8using System.Text;9using System.Threading.Tasks;10{11    {12        static async Task Main(string[] args)13        {14            using var playwright = await Playwright.CreateAsync();15            await using var browser = await playwright.Chromium.LaunchAsync();16            var page = await browser.NewPageAsync();17            await page.SetViewportSizeAsync(1920, 1080);18            await page.ClickAsync("text=Images");19            await page.ClickAsync("text=Videos");20            var frame = page.Frames.FirstOrDefault(f => f.Name == "google_ads_iframe_/5885/Google_Images_EN_1_0");21            var elementHandle = await frame.QuerySelectorAsync("div[id='google_ads_iframe_/5885/Google_Images_EN_1_0']");22            var elementHandle2 = await frame.QuerySelectorAsync("div[id='google_ads_iframe_/5885/Google_Images_EN_1_0'] iframe");23            var frame2 = page.Frames.FirstOrDefault(f => f.Name == "google_ads_iframe_/5885/Google_Images_EN_1_0");24            var elementHandle3 = await frame2.QuerySelectorAsync("div[id='google_ads_iframe_/5885/Google_Images_EN_1_0']");25            var elementHandle4 = await frame2.QuerySelectorAsync("div[id='google_ads_iframe_/5885/Google_Images_EN_1_0'] iframe");26            await elementHandle.DispatchEventAsync("mouseenter");27            await elementHandle2.DispatchEventAsync("mouseenter");28            await elementHandle3.DispatchEventAsync("mouseenter");29            await elementHandle4.DispatchEventAsync("mouseenter");30            Console.WriteLine("Done");31        }32    }33}

DispatchEventAsync

Using AI Code Generation

1using System.Threading.Tasks;2using Microsoft.Playwright;3using Microsoft.Playwright.Core;4{5    {6        public static async Task Main(string[] args)7        {8            await using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Firefox.LaunchAsync();10            var page = await browser.NewPageAsync();11            await page.DispatchEventAsync("input", new DispatchEventOptions12            {13                {14                }15            });16        }17    }18}

DispatchEventAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;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            var frame = page.MainFrame;14            var element = await frame.QuerySelectorAsync("text=Get Started");15            await element.DispatchEventAsync("click");16            await page.ScreenshotAsync("example.png");17        }18    }19}

DispatchEventAsync

Using AI Code Generation

1var frame = await page.QuerySelectorAsync("iframe").GetAttributeAsync("src");2await page.GotoAsync(frame);3await page.DispatchEventAsync("iframe", "click");4var frame = await page.QuerySelectorAsync("iframe");5var frameSrc = await frame.GetAttributeAsync("src");6await page.GotoAsync(frameSrc);7await frame.DispatchEventAsync("click");8var frame = await page.QuerySelectorAsync("iframe");9await frame.DispatchEventAsync("click");10await frame.DispatchEventAsync("click");11await frame.DispatchEventAsync("iframe", "click");12await frame.DispatchEventAsync("iframe", "click", new Dictionary<string, object>());13await frame.DispatchEventAsync("iframe", "click", new Dictionary<string, object>() { { "button", "left" }, { "clickCount", 1 } });14var frame = await page.QuerySelectorAsync("iframe");15await page.DispatchEventAsync(frame, "click");16var frame = await page.QuerySelectorAsync("iframe");17var frameSrc = await frame.GetAttributeAsync("src");18await page.GotoAsync(frameSrc);19await frame.DispatchEventAsync("click");

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.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
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.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.