How to use errorEvent method of PuppeteerSharp.Tests.PuppeteerPageBaseTest class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.PuppeteerPageBaseTest.errorEvent

PuppeteerPageBaseTest.cs

Source:PuppeteerPageBaseTest.cs Github

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...20 }21 protected Task WaitForError()22 {23 TaskCompletionSource<bool> wrapper = new TaskCompletionSource<bool>();24 void errorEvent(object sender, ErrorEventArgs e)25 {26 wrapper.SetResult(true);27 Page.Error -= errorEvent;28 }29 Page.Error += errorEvent;30 return wrapper.Task;31 }32 }33}...

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errorEvent

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1using System;2using System.Threading.Tasks;3using Xunit;4using Xunit.Abstractions;5{6 [Collection("PuppeteerLoaderFixture collection")]7 {8 public ErrorEventTests(ITestOutputHelper output) : base(output)9 {10 }11 public async Task ShouldFire()12 {13 Page.Error += (sender, e) =>14 {15 Assert.Equal("Error: Hello", e.Message);16 };17 await Page.GoToAsync(TestConstants.ServerUrl + "/error.html");18 }19 public async Task ShouldContainTheCorrectMessage()20 {21 string errorMessage = null;22 Page.Error += (sender, e) => errorMessage = e.Message;23 await Page.GoToAsync(TestConstants.ServerUrl + "/error.html");24 Assert.Equal("Error: Hello", errorMessage);25 }26 public async Task ShouldContainTheCorrectLineNumber()27 {28 int lineNumber = -1;29 Page.Error += (sender, e) => lineNumber = e.LineNumber;30 await Page.GoToAsync(TestConstants.ServerUrl + "/error.html");31 Assert.Equal(7, lineNumber);32 }33 public async Task ShouldContainTheCorrectColumnNumber()34 {35 int columnNumber = -1;36 Page.Error += (sender, e) => columnNumber = e.ColumnNumber;37 await Page.GoToAsync(TestConstants.ServerUrl + "/error.html");38 Assert.Equal(11, columnNumber);39 }40 public async Task ShouldContainTheCorrectStackTrace()41 {42 string stackTrace = null;43 Page.Error += (sender, e) => stackTrace = e.StackTrace;44 await Page.GoToAsync(TestConstants.ServerUrl + "/error.html");45 Assert.Contains("at Object.<anonymous> (/error.html:7:11)", stackTrace);46 }47 public async Task ShouldContainTheCorrectSourceURL()48 {49 string sourceURL = null;50 Page.Error += (sender, e) => sourceURL = e.SourceURL;51 await Page.GoToAsync(TestConstants.ServerUrl + "/error.html");52 Assert.Contains("error.html", sourceURL);53 }54 }55}56using System;

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errorEvent

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1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp.Tests.Attributes;7using Xunit;8using Xunit.Abstractions;9{10 [Collection(TestConstants.TestFixtureCollectionName)]11 {12 public ErrorEventTests(ITestOutputHelper output) : base(output)13 {14 }15 [PuppeteerTest("page.spec.ts", "Page.Events.Error", "should throw when page crashes")]16 public async Task ShouldThrowWhenPageCrashes()17 {18 var error = await Assert.ThrowsAsync<Exception>(() => Page.EvaluateFunctionAsync("() => { setTimeout(() => { window.location.reload(); }, 0); throw new Error('Error in setTimeout'); }"));19 Assert.Contains("Error in setTimeout", error.Message);20 }21 [PuppeteerTest("page.spec.ts", "Page.Events.Error", "should throw when page crashes")]22 public async Task ShouldThrowWhenPageCrashes2()23 {24 var error = await Assert.ThrowsAsync<Exception>(() => Page.EvaluateFunctionAsync("() => { setTimeout(() => { window.location.reload(); }, 0); throw new Error('Error in setTimeout'); }"));25 Assert.Contains("Error in setTimeout", error.Message);26 }27 [PuppeteerTest("page.spec.ts", "Page.Events.Error", "should throw when page crashes")]28 public async Task ShouldThrowWhenPageCrashes3()29 {30 var error = await Assert.ThrowsAsync<Exception>(() => Page.EvaluateFunctionAsync("() => { setTimeout(() => { window.location.reload(); }, 0); throw new Error('Error in setTimeout'); }"));31 Assert.Contains("Error in setTimeout", error.Message);32 }33 [PuppeteerTest("page.spec.ts", "Page.Events.Error", "should throw when page crashes")]34 public async Task ShouldThrowWhenPageCrashes4()35 {36 var error = await Assert.ThrowsAsync<Exception>(() => Page.EvaluateFunctionAsync("() => { setTimeout(() => { window.location.reload(); }, 0); throw new Error('Error in setTimeout'); }"));37 Assert.Contains("Error in setTimeout", error.Message);38 }39 [PuppeteerTest("page.spec.ts", "Page.Events.Error

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errorEvent

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1var page = await browser.NewPageAsync();2await page.EvaluateExpressionAsync("not.existing.object.property");3await page.CloseAsync();4var page = await browser.NewPageAsync();5await page.EvaluateExpressionAsync("not.existing.object.property");6await page.CloseAsync();7var page = await browser.NewPageAsync();8await page.EvaluateExpressionAsync("not.existing.object.property");9await page.CloseAsync();10var page = await browser.NewPageAsync();11await page.EvaluateExpressionAsync("not.existing.object.property");12await page.CloseAsync();13var page = await browser.NewPageAsync();14await page.EvaluateExpressionAsync("not.existing.object.property");15await page.CloseAsync();16var page = await browser.NewPageAsync();17await page.EvaluateExpressionAsync("not.existing.object.property");18await page.CloseAsync();19var page = await browser.NewPageAsync();20await page.EvaluateExpressionAsync("not.existing.object.property");21await page.CloseAsync();22var page = await browser.NewPageAsync();23await page.EvaluateExpressionAsync("not.existing.object.property");24await page.CloseAsync();

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errorEvent

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1var page = await Browser.NewPageAsync();2await page.GoToAsync(TestConstants.ServerUrl + "/grid.html");3var element = await page.QuerySelectorAsync(".box:nth-of-type(23)");4var result = await page.EvaluateExpressionAsync<bool>("() => { throw new Error('Error in expression'); }");5}6System.AggregateException : One or more errors occurred. (The object has been disposed.) (The object has been disposed.) (The object has been disposed.) (The object has been disposed.) (The object has been disposed.)

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errorEvent

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 public static async Task Main(string[] args)7 {8 var browser = await Puppeteer.LaunchAsync(new LaunchOptions9 {10 Args = new string[] { "--no-sandbox" }11 });12 var page = await browser.NewPageAsync();13 await page.ErrorEvent += errorEvent;14 await page.EvaluateExpressionAsync("notexistingobject.property");15 await browser.CloseAsync();16 }17 private static void errorEvent(object sender, PageErrorEventArgs e)18 {19 Console.WriteLine(e.Message);20 }21 }22}23 at ExecutionContext._evaluateInternal (/home/username/puppeteer-sharp/lib/PuppeteerSharp/ExecutionContext.cs:194:22)24 at ExecutionContext.EvaluateExpressionHandle (/home/username/puppeteer-sharp/lib/PuppeteerSharp/ExecutionContext.cs:73:17)25 at ExecutionContext.EvaluateExpressionAsync (/home/username/puppeteer-sharp/lib/PuppeteerSharp/ExecutionContext.cs:62:12)26 at Page.<>c__DisplayClass112_0.<<EvaluateExpressionAsync>b__0>d.MoveNext (/home/username/puppeteer-sharp/lib/PuppeteerSharp/Page.cs:1320:40)27 at PuppeteerSharp.Page.<>c__DisplayClass112_0.<<EvaluateExpressionAsync>b__0>d.MoveNext (/home/username/puppeteer-sharp/lib/PuppeteerSharp/Page.cs:1320:40)28 at PuppeteerSharp.Page.<>c__DisplayClass112_0.<<EvaluateExpressionAsync>b__0>d.MoveNext (/home/username/puppeteer-sharp/lib/PuppeteerSharp/Page.cs:1320:40)29 at PuppeteerSharp.Page.<>c__DisplayClass112_0.<<EvaluateExpressionAsync>b__0>d.MoveNext (/home

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1using System;2using System.IO;3using System.Linq;4using System.Threading.Tasks;5using Xunit;6using Xunit.Abstractions;7{8 [Collection("PuppeteerLoaderFixture collection")]9 {10 public DownloadTests(ITestOutputHelper output) : base(output)11 {12 }13 public async Task ShouldReportDownloads()14 {15 await Page.SetContentAsync("<a href='/download'>download</a>");16 var downloadTask = Page.WaitForEventAsync(PageEvent.Download);17 await Task.WhenAll(18 Page.ClickAsync("a")19 );20 var download = downloadTask.Result;21 Assert.Equal(TestConstants.ServerUrl + "/download", download.Url);22 Assert.Equal("download.txt", download.SuggestedFilename);23 Assert.Equal(DownloadState.Pending, download.State);24 Assert.Equal(0, download.BytesReceived);25 var content = await File.ReadAllBytesAsync(download.Path);26 Assert.Equal(TestConstants.EmptyPage.Length, content.Length);27 Assert.Equal(DownloadState.Completed, download.State);28 Assert.True(download.BytesReceived > 0);29 }30 public async Task ShouldReportMultipleDownloads()31 {32 await Page.SetContentAsync("<a href='/download'>download</a>");33 var downloadTask1 = Page.WaitForEventAsync(PageEvent.Download);34 var downloadTask2 = Page.WaitForEventAsync(PageEvent.Download);35 await Task.WhenAll(36 Page.ClickAsync("a")37 );38 var download1 = downloadTask1.Result;39 var download2 = downloadTask2.Result;40 Assert.NotEqual(download1.SuggestedFilename, download2.SuggestedFilename);41 }42 public async Task ShouldReportDownloadsToPage()43 {44 await Page.SetContentAsync("<a href='/download'>download</a>");45 var downloadTask = Page.WaitForEventAsync(PageEvent.Download);46 await Task.WhenAll(47 Page.ClickAsync("a")48 );49 var download = downloadTask.Result;50 Assert.Equal(TestConstants.ServerUrl + "/download", download.Url);51 Assert.Equal("download.txt", download.S

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