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

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

Page.cs

Source:Page.cs

...440                Force = options?.Force,441                Strict = options?.Strict,442            });443        public Task WaitForTimeoutAsync(float timeout) => MainFrame.WaitForTimeoutAsync(timeout);444        public Task<IElementHandle> WaitForSelectorAsync(string selector, PageWaitForSelectorOptions options = default)445            => MainFrame.WaitForSelectorAsync(selector, new()446            {447                State = options?.State,448                Timeout = options?.Timeout,449                Strict = options?.Strict,450            });451        public Task<JsonElement?> EvaluateAsync(string expression, object arg) => MainFrame.EvaluateAsync(expression, arg);452        public async Task<byte[]> ScreenshotAsync(PageScreenshotOptions options = default)453        {454            options ??= new PageScreenshotOptions();455            if (options.Type == null && !string.IsNullOrEmpty(options.Path))456            {457                options.Type = ElementHandle.DetermineScreenshotType(options.Path);458            }459            byte[] result = await _channel.ScreenshotAsync(...

Frame.cs

Source:Frame.cs

...391                expression: expression,392                arg: ScriptsHelper.SerializedArgument(arg),393                timeout: options?.Timeout,394                polling: options?.PollingInterval).ConfigureAwait(false)).Object;395        public async Task<IElementHandle> WaitForSelectorAsync(string selector, FrameWaitForSelectorOptions options = default)396            => (await _channel.WaitForSelectorAsync(397                selector: selector,398                state: options?.State,399                timeout: options?.Timeout,400                strict: options?.Strict,401                omitReturnValue: false).ConfigureAwait(false))?.Object;402        public async Task<IElementHandle> LocatorWaitForAsync(string selector, LocatorWaitForOptions options = default)403            => (await _channel.WaitForSelectorAsync(404                selector: selector,405                state: options?.State,406                timeout: options?.Timeout,407                strict: true,408                omitReturnValue: true).ConfigureAwait(false))?.Object;409        public async Task<IJSHandle> EvaluateHandleAsync(string script, object args = null)410            => (await _channel.EvaluateExpressionHandleAsync(411                script,412                arg: ScriptsHelper.SerializedArgument(args)).ConfigureAwait(false))?.Object;413        public async Task<JsonElement?> EvaluateAsync(string script, object arg = null)414            => ScriptsHelper.ParseEvaluateResult<JsonElement?>(await _channel.EvaluateExpressionAsync(415                script,416                arg: ScriptsHelper.SerializedArgument(arg)).ConfigureAwait(false));417        public async Task<T> EvaluateAsync<T>(string script, object arg = null)...

ProcessService.cs

Source:ProcessService.cs

...348        private async Task<bool> ElementExists(string selector, IPage page, string selectorType, bool closePage = true)349        {350            try351            {352                await page.WaitForSelectorAsync(selector, new PageWaitForSelectorOptions{Timeout = 3000});353                return true;354            }355            catch (Exception e)356            {357                //await page.PauseAsync();358                359                _logger?.LogError(e, "Unable to find {SelectorType} for advert at {PageUrl}", selectorType, page.Url.AsFullUrl(_searchSettings.Domain));360                if (closePage)361                    await page.CloseAsync();362                return false;363            }364        }365        /// <summary>366        /// Checks that an element exists in a frame367        /// </summary>368        /// <param name="selector"></param>369        /// <param name="frame"></param>370        /// <param name="selectorType"></param>371        /// <returns></returns>372        private async Task<bool> ElementExists(string selector, IFrame frame, string selectorType)373        {374            try375            {376                await frame.WaitForSelectorAsync(selector, new FrameWaitForSelectorOptions{Timeout = 3000});377                return true;378            }379            catch (Exception e)380            {381                _logger?.LogError(e, "Unable to find {SelectorType} for advert at {FrameUrl}", selectorType, frame.Url);382                return false;383            }384        }385    }386}...

ElementHandleChannel.cs

Source:ElementHandleChannel.cs

...48                    PreviewUpdated?.Invoke(this, new() { Preview = serverParams.Value.GetProperty("preview").ToString() });49                    break;50            }51        }52        internal Task<ElementHandleChannel> WaitForSelectorAsync(string selector, WaitForSelectorState? state, float? timeout, bool? strict)53        {54            var args = new Dictionary<string, object>55            {56                ["selector"] = selector,57                ["timeout"] = timeout,58                ["state"] = state,59                ["strict"] = strict,60            };61            return Connection.SendMessageToServerAsync<ElementHandleChannel>(62                Guid,63                "waitForSelector",64                args);65        }66        internal Task<ElementHandleChannel> QuerySelectorAsync(string selector)...

Locator.cs

Source:Locator.cs

...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));119        public async Task<IJSHandle> EvaluateHandleAsync(string expression, object arg = null, LocatorEvaluateHandleOptions options = null)120            => await WithElementAsync(async (e, _) => await e.EvaluateHandleAsync(expression, arg).ConfigureAwait(false), options).ConfigureAwait(false);121        public async Task FillAsync(string value, LocatorFillOptions options = null)122            => await _frame.FillAsync(_selector, value, ConvertOptions<FrameFillOptions>(options)).ConfigureAwait(false);...

ElementHandle.cs

Source:ElementHandle.cs

...43        }44        ChannelBase IChannelOwner.Channel => _channel;45        IChannel<ElementHandle> IChannelOwner<ElementHandle>.Channel => _channel;46        internal IChannel<ElementHandle> ElementChannel => _channel;47        public async Task<IElementHandle> WaitForSelectorAsync(string selector, ElementHandleWaitForSelectorOptions options = default)48            => (await _channel.WaitForSelectorAsync(49                selector: selector,50                state: options?.State,51                timeout: options?.Timeout,52                strict: options?.Strict).ConfigureAwait(false))?.Object;53        public Task WaitForElementStateAsync(ElementState state, ElementHandleWaitForElementStateOptions options = default)54            => _channel.WaitForElementStateAsync(state, timeout: options?.Timeout);55        public Task PressAsync(string key, ElementHandlePressOptions options = default)56            => _channel.PressAsync(57                key,58                delay: options?.Delay,59                timeout: options?.Timeout,60                noWaitAfter: options?.NoWaitAfter);61        public Task TypeAsync(string text, ElementHandleTypeOptions options = default)62            => _channel.TypeAsync(text, delay: options?.Delay, timeout: options?.Timeout, noWaitAfter: options?.NoWaitAfter);...

BlazorServerTemplateTest.cs

Source:BlazorServerTemplateTest.cs

...129        await page.WaitForWebSocketAsync(new() { Predicate = (s) => framesReceived == 2 });130        await page.WaitForWebSocketAsync(new() { Predicate = (s) => framesSent == 2 });131        socket.FrameReceived -= FrameReceived;132        socket.FrameSent -= FrameSent;133        await page.WaitForSelectorAsync("nav");134        // <title> element gets project ID injected into it during template execution135        Assert.Equal("Index", (await page.TitleAsync()).Trim());136        // Initially displays the home page137        await page.WaitForSelectorAsync("h1 >> text=Hello, world!");138        // Can navigate to the counter page139        await page.ClickAsync("a[href=counter] >> text=Counter");140        await page.WaitForSelectorAsync("h1+p >> text=Current count: 0");141        // Clicking the counter button works142        await page.ClickAsync("p+button >> text=Click me");143        await page.WaitForSelectorAsync("h1+p >> text=Current count: 1");144        // Can navigate to the 'fetch data' page145        await page.ClickAsync("a[href=fetchdata] >> text=Fetch data");146        await page.WaitForSelectorAsync("h1 >> text=Weather forecast");147        // Asynchronously loads and displays the table of weather forecasts148        await page.WaitForSelectorAsync("table>tbody>tr");149        Assert.Equal(5, await page.Locator("p+table>tbody>tr").CountAsync());150    }151    [Theory(Skip = "https://github.com/dotnet/aspnetcore/issues/30882")]152    [InlineData("IndividualB2C", null)]153    [InlineData("IndividualB2C", new string[] { "--called-api-url \"https://graph.microsoft.com\"", "--called-api-scopes user.readwrite" })]154    [InlineData("SingleOrg", null)]155    [InlineData("SingleOrg", new string[] { "--called-api-url \"https://graph.microsoft.com\"", "--called-api-scopes user.readwrite" })]156    [InlineData("SingleOrg", new string[] { "--calls-graph" })]157    public Task BlazorServerTemplate_IdentityWeb_BuildAndPublish(string auth, string[] args)158        => CreateBuildPublishAsync("blazorserveridweb" + Guid.NewGuid().ToString().Substring(0, 10).ToLowerInvariant(), auth, args);159}...

BinaryHttpClientTest.cs

Source:BinaryHttpClientTest.cs

...54                await socket.WaitForEventAsync(WebSocketEvent.FrameSent);55                // JS interop call to intercept navigation56                await socket.WaitForEventAsync(WebSocketEvent.FrameReceived);57                await socket.WaitForEventAsync(WebSocketEvent.FrameSent);58                await page.WaitForSelectorAsync("ul");*/59                await page.CloseAsync();60            }61            //IssueRequest("/subdir/api/data");62            //Assert.Equal("OK", _responseStatus.Text);63            //Assert.Equal("OK", _responseStatusText.Text);64            //Assert.Equal("", _testOutcome.Text);65        }66        private void IssueRequest()67        {68            //var targetUri = new Uri(_apiServerFixture.RootUri, relativeUri);69            //SetValue("request-uri", targetUri.AbsoluteUri);70            //_appElement.FindElement(By.Id("send-request")).Click();71            //_responseStatus = Browser.Exists(By.Id("response-status"));72            //_responseStatusText = _appElement.FindElement(By.Id("response-status-text"));...

WaitForSelectorAsync

Using AI Code Generation

1using System.Threading.Tasks;2using Microsoft.Playwright;3{4    {5        static async Task Main(string[] args)6        {7            using var playwright = await Playwright.CreateAsync();8            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions9            {10            });11            var page = await browser.NewPageAsync();12            await page.WaitForSelectorAsync("input[title='Search']");13            await page.TypeAsync("input[title='Search']", "Hello World");14            await page.ClickAsync("input[value='Google Search']");15            await page.WaitForSelectorAsync("div#result-stats");16            await page.ScreenshotAsync("result.png");17        }18    }19}

WaitForSelectorAsync

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 context = await browser.NewContextAsync(new BrowserNewContextOptions13            {14                ViewportSize = new ViewportSize { Width = 1920, Height = 1080 }15            });16            var page = await context.NewPageAsync();17            await page.WaitForSelectorAsync("input[name='q']");18            await page.TypeAsync("input[name='q']", "Hello World!");19            await page.Keyboard.PressAsync("Enter");20            await page.WaitForNavigationAsync();21            await page.ScreenshotAsync("screenshot.png");22        }23    }24}

WaitForSelectorAsync

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(new BrowserTypeLaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            var elementHandle = await page.WaitForSelectorAsync("input[name='q']");14            await elementHandle.TypeAsync("Hello World!");15            Console.WriteLine("Hello World!");16        }17    }18}

WaitForSelectorAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var playwright = await Playwright.CreateAsync();9            var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            var context = await browser.NewContextAsync();13            var page = await context.NewPageAsync();14            await page.WaitForSelectorAsync("input[name='q']");15            await page.TypeAsync("input[name='q']", "playwright");16            await page.PressAsync("input[name='q']", "Enter");17            await page.WaitForSelectorAsync("text='Playwright'");18            await page.ScreenshotAsync("screenshot.png");19            await browser.CloseAsync();20        }21    }22}

WaitForSelectorAsync

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            await using var context = await browser.NewContextAsync();11            var page = await context.NewPageAsync();12            var searchBar = await page.WaitForSelectorAsync("input[name='q']");13            await searchBar.TypeAsync("Playwright");14            await page.ClickAsync("input[value='Google Search']");15            await page.WaitForSelectorAsync("h3");16            var results = await page.QuerySelectorAllAsync("h3");17            foreach (var result in results)18            {19                Console.WriteLine(await result.TextContentAsync());20            }21        }22    }23}24using System;25using System.Threading.Tasks;26using Microsoft.Playwright;27{28    {29        static async Task Main(string[] args)30        {31            using var playwright = await Playwright.CreateAsync();32            await using var browser = await playwright.Chromium.LaunchAsync();33            await using var context = await browser.NewContextAsync();34            var page = await context.NewPageAsync();35            var searchBar = await page.WaitForSelectorAsync("input[name='q']");36            await searchBar.TypeAsync("Playwright");37            await page.ClickAsync("input[value='Google Search']");38            await page.WaitForSelectorAsync("h3");

WaitForSelectorAsync

Using AI Code Generation

1using Microsoft.Playwright;2IPage page = await browser.NewPageAsync();3await page.WaitForSelectorAsync("#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input");4using Microsoft.Playwright;5IPage page = await browser.NewPageAsync();6await page.WaitForSelectorAsync("#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input");7using Microsoft.Playwright;8IPage page = await browser.NewPageAsync();9IElementHandle elementHandle = await page.QuerySelectorAsync("body");10await elementHandle.WaitForSelectorAsync("#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input");11using Microsoft.Playwright;12IPage page = await browser.NewPageAsync();13IJSHandle jSHandle = await page.EvaluateHandleAsync("document");14await jSHandle.WaitForSelectorAsync("#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input");15using Microsoft.Playwright;16IPage page = await browser.NewPageAsync();17IFrame frame = page.MainFrame;18await frame.WaitForSelectorAsync("#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input");19using Microsoft.Playwright;20IPage page = await browser.NewPageAsync();

WaitForSelectorAsync

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(new LaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            await page.TypeAsync("input[title='Search']", "Playwright");14            await page.ClickAsync("input[value='Google Search']");15            await page.WaitForSelectorAsync("text=Playwright: End-to-end testing for modern web apps");16            await page.ClickAsync("text=Playwright: End-to-end testing for modern web apps");17            await page.WaitForLoadStateAsync(LoadState.Networkidle);18            await browser.CloseAsync();19        }20    }21}

WaitForSelectorAsync

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(new BrowserTypeLaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            await page.WaitForSelectorAsync("input[name=q]");14            await page.TypeAsync("input[name=q]", "Playwright");15            await page.ClickAsync("input[value='Google Search']");16        }17    }18}19using Microsoft.Playwright;20using System;21using System.Threading.Tasks;22{23    {24        static async Task Main(string[] args)25        {26            using var playwright = await Playwright.CreateAsync();27            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions28            {29            });30            var page = await browser.NewPageAsync();31            var searchBox = await page.WaitForSelectorAsync("input[name=q]");32            await searchBox.TypeAsync("Playwright");

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