How to use RuntimeEvaluateRequest class of PuppeteerSharp.Messaging package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Messaging.RuntimeEvaluateRequest

HeadfulTests.cs

Source:HeadfulTests.cs Github

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...164 // Ensure we found the iframe session.165 Assert.Single(otherSessions);166 // Resume the iframe and trigger another request.167 var iframeSession = otherSessions[0];168 await iframeSession.SendAsync("Runtime.evaluate", new RuntimeEvaluateRequest {169 Expression = "fetch('/fetch')",170 AwaitPromise = true,171 });172 await browser.CloseAsync();173 Assert.Contains($"http://oopifdomain:{TestConstants.Port}/fetch", networkEvents);174 }175 }176 [PuppeteerTest("headful.spec.ts", "HEADFUL", "should close browser with beforeunload page")]177 [SkipBrowserFact(skipFirefox: true)]178 public async Task ShouldCloseBrowserWithBeforeunloadPage()179 {180 var headfulOptions = TestConstants.DefaultBrowserOptions();181 headfulOptions.Headless = false;182 await using (var browser = await Puppeteer.LaunchAsync(headfulOptions))...

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CreateCDPSessionTests.cs

Source:CreateCDPSessionTests.cs Github

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...18 {19 var client = await Page.Target.CreateCDPSessionAsync();20 await Task.WhenAll(21 client.SendAsync("Runtime.enable"),22 client.SendAsync("Runtime.evaluate", new RuntimeEvaluateRequest { Expression = "window.foo = 'bar'" })23 );24 var foo = await Page.EvaluateExpressionAsync<string>("window.foo");25 Assert.Equal("bar", foo);26 }27 [Fact]28 public async Task ShouldSendEvents()29 {30 var client = await Page.Target.CreateCDPSessionAsync();31 await client.SendAsync("Network.enable");32 var events = new List<object>();33 client.MessageReceived += (sender, e) =>34 {35 if (e.MessageID == "Network.requestWillBeSent")36 {37 events.Add(e.MessageData);38 }39 };40 await Page.GoToAsync(TestConstants.EmptyPage);41 Assert.Single(events);42 }43 [Fact]44 public async Task ShouldEnableAndDisableDomainsIndependently()45 {46 var client = await Page.Target.CreateCDPSessionAsync();47 await client.SendAsync("Runtime.enable");48 await client.SendAsync("Debugger.enable");49 // JS coverage enables and then disables Debugger domain.50 await Page.Coverage.StartJSCoverageAsync();51 await Page.Coverage.StopJSCoverageAsync();52 // generate a script in page and wait for the event.53 var eventTask = WaitEvent(client, "Debugger.scriptParsed");54 await Task.WhenAll(55 eventTask,56 Page.EvaluateExpressionAsync("//# sourceURL=foo.js")57 );58 // expect events to be dispatched.59 Assert.Equal("foo.js", eventTask.Result["url"].Value<string>());60 }61 [Fact]62 public async Task ShouldBeAbleToDetachSession()63 {64 var client = await Page.Target.CreateCDPSessionAsync();65 await client.SendAsync("Runtime.enable");66 var evalResponse = await client.SendAsync("Runtime.evaluate", new RuntimeEvaluateRequest67 {68 Expression = "1 + 2",69 ReturnByValue = true70 });71 Assert.Equal(3, evalResponse["result"]["value"].ToObject<int>());72 await client.DetachAsync();73 var exception = await Assert.ThrowsAnyAsync<Exception>(()74 => client.SendAsync("Runtime.evaluate", new RuntimeEvaluateRequest75 {76 Expression = "3 + 1",77 ReturnByValue = true78 }));79 Assert.Contains("Session closed.", exception.Message);80 }81 [Fact]82 public async Task ShouldThrowNiceErrors()83 {84 var client = await Page.Target.CreateCDPSessionAsync();85 async Task TheSourceOfTheProblems() => await client.SendAsync("ThisCommand.DoesNotExist");86 var exception = await Assert.ThrowsAsync<MessageException>(async () =>87 {88 await TheSourceOfTheProblems();...

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Touchscreen.cs

Source:Touchscreen.cs Github

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...31 {32 // Touches appear to be lost during the first frame after navigation.33 // This waits a frame before sending the tap.34 // @see https://crbug.com/61321935 await _client.SendAsync("Runtime.evaluate", new RuntimeEvaluateRequest36 {37 Expression = "new Promise(x => requestAnimationFrame(() => requestAnimationFrame(x)))",38 AwaitPromise = true39 }).ConfigureAwait(false);40 var touchPoints = new[] { new TouchPoint { X = Math.Round(x), Y = Math.Round(y) } };41 await _client.SendAsync("Input.dispatchTouchEvent", new InputDispatchTouchEventRequest42 {43 Type = "touchStart",44 TouchPoints = touchPoints,45 Modifiers = _keyboard.Modifiers46 }).ConfigureAwait(false);47 await _client.SendAsync("Input.dispatchTouchEvent", new InputDispatchTouchEventRequest48 {49 Type = "touchEnd",...

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RuntimeEvaluateRequest.cs

Source:RuntimeEvaluateRequest.cs Github

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1namespace PuppeteerSharp.Messaging2{3 internal class RuntimeEvaluateRequest4 {5 public string Expression { get; set; }6 public bool AwaitPromise { get; set; }7 public bool ReturnByValue { get; set; }8 }9}...

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RuntimeEvaluateRequest

Using AI Code Generation

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1using System.Threading.Tasks;2using PuppeteerSharp;3using PuppeteerSharp.Messaging;4using Newtonsoft.Json.Linq;5{6 {7 public static async Task Main(string[] args)8 {9 var browser = await Puppeteer.LaunchAsync(new LaunchOptions10 {11 });12 var page = await browser.NewPageAsync();13 {14 Expression = "document.querySelector('title').innerText",15 };16 var response = await page.Client.SendAsync(runtimeEvaluateRequest);17 var title = response.Result.Value<string>();18 System.Console.WriteLine(title);19 }20 }21}22using System.Threading.Tasks;23using PuppeteerSharp;24{25 {26 public static async Task Main(string[] args)27 {28 var browser = await Puppeteer.LaunchAsync(new LaunchOptions29 {30 });31 var page = await browser.NewPageAsync();32 var title = await page.EvaluateExpressionAsync<string>("document.querySelector('title').innerText");33 System.Console.WriteLine(title);34 }35 }36}37using System.Threading.Tasks;38using PuppeteerSharp;39{40 {41 public static async Task Main(string[] args)42 {43 var browser = await Puppeteer.LaunchAsync(new LaunchOptions44 {45 });46 var page = await browser.NewPageAsync();47 var frame = page.MainFrame;48 var title = await frame.EvaluateExpressionAsync<string>("document.querySelector('title').innerText");49 System.Console.WriteLine(title);50 }51 }52}53using System.Threading.Tasks;54using PuppeteerSharp;55{56 {57 public static async Task Main(string[] args)58 {

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RuntimeEvaluateRequest

Using AI Code Generation

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1using System.Threading.Tasks;2using PuppeteerSharp;3using PuppeteerSharp.Messaging;4{5 {6 public string expression { get; set; }7 public bool awaitPromise { get; set; }8 public bool returnByValue { get; set; }9 public bool generatePreview { get; set; }10 public bool userGesture { get; set; }11 public bool includeCommandLineAPI { get; set; }12 public bool silent { get; set; }13 public bool throwOnSideEffect { get; set; }14 public bool timeout { get; set; }15 public bool disableBreaks { get; set; }16 public bool replMode { get; set; }17 public bool allowUnsafeEvalBlockedByCSP { get; set; }18 public bool contextId { get; set; }19 }20 {21 public static async Task Main(string[] args)22 {23 var browser = await Puppeteer.LaunchAsync(new LaunchOptions24 {25 Args = new string[] { "--remote-debugging-port=9222" }26 });27 var page = await browser.NewPageAsync();28 await page.EvaluateExpressionAsync("document.querySelector(\"input[name=q]\").value = \"Hello World\"");29 await page.ScreenshotAsync("google.png");30 await browser.CloseAsync();31 }32 }33}

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RuntimeEvaluateRequest

Using AI Code Generation

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1using PuppeteerSharp.Messaging;2var response = await Page.RuntimeEvaluateAsync(new RuntimeEvaluateRequest3{4 Expression = "document.querySelector('h1').textContent",5});6Console.WriteLine(response.Result.Value);7using PuppeteerSharp;8var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");9Console.WriteLine(response);10using PuppeteerSharp;11var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");12Console.WriteLine(response);13using PuppeteerSharp;14var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");15Console.WriteLine(response);16using PuppeteerSharp;17var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");18Console.WriteLine(response);19using PuppeteerSharp;20var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");21Console.WriteLine(response);22using PuppeteerSharp;23var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");24Console.WriteLine(response);25using PuppeteerSharp;26var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");27Console.WriteLine(response);28using PuppeteerSharp;29var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");30Console.WriteLine(response);31using PuppeteerSharp;32var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");33Console.WriteLine(response);34using PuppeteerSharp;35var response = await Page.EvaluateExpressionAsync("document.querySelector('h1').textContent");36Console.WriteLine(response);

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