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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

...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}...

errorEvent

Using AI Code Generation

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;

errorEvent

Using AI Code Generation

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

errorEvent

Using AI Code Generation

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();

errorEvent

Using AI Code Generation

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.)

errorEvent

Using AI Code Generation

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

errorEvent

Using AI Code Generation

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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