How to use PageEventPageErrorTests class of Microsoft.Playwright.Tests package

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageEventPageErrorTests

PageEventPageErrorTests.cs

Source:PageEventPageErrorTests.cs Github

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...26using Microsoft.Playwright.NUnit;27using NUnit.Framework;28namespace Microsoft.Playwright.Tests29{30 public class PageEventPageErrorTests : PageTestEx31 {32 [PlaywrightTest("page-event-pageerror.spec.ts", "should fire")]33 public async Task ShouldFire()34 {35 var errorEvent = new TaskCompletionSource<string>();36 Page.PageError += (_, error) => errorEvent.TrySetResult(error);37 var (error, _) = await TaskUtils.WhenAll(38 errorEvent.Task,39 Page.GotoAsync(Server.Prefix + "/error.html")40 );41 string expectedError = "";42 if (TestConstants.IsFirefox)43 {44 expectedError = @"Error: Fancy error!...

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PageEventPageErrorTests

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1using Microsoft.Playwright.Tests;2using System.Threading.Tasks;3using Xunit;4using Xunit.Abstractions;5{6 {7 internal PageEventPageErrorTests(ITestOutputHelper output) : base(output)8 {9 }10 public async Task PageShouldFirePageError()11 {12 var error = await Page.WaitForEventAsync(PageEvent.PageError, () => Page.EvaluateAsync("() => setTimeout(() => { not.existing.object.property; }, 0)"));13 Assert.Equal("not is not defined", error.Message);14 Assert.Equal("ReferenceError: not is not defined", error.StackTrace);15 }16 }17}

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PageEventPageErrorTests

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1using Microsoft.Playwright.Tests;2using System.Threading.Tasks;3using Xunit;4using Xunit.Abstractions;5{6 {7 public PageEventPageErrorTests(ITestOutputHelper output) : base(output)8 {9 }10 public async Task ShouldFire()11 {12 var error = new TaskCompletionSource<string>();13 Page.PageError += (_, e) => error.TrySetResult(e);14 await Page.EvaluateAsync("() => setTimeout(() => not_existing_object.a, 0)");15 Assert.Equal("not_existing_object is not defined", await error.Task);16 }17 public async Task ShouldNotFireForWindowError()18 {19 var error = new TaskCompletionSource<string>();20 Page.PageError += (_, e) => error.TrySetResult(e);21 await Page.EvaluateAsync("() => setTimeout(() => { throw new Error('window error'); }, 0)");22 await Task.Delay(100);23 Assert.False(error.Task.IsCompleted);24 }25 public async Task ShouldNotFireForErrorInEvaluate()26 {27 var error = new TaskCompletionSource<string>();28 Page.PageError += (_, e) => error.TrySetResult(e);29 await Page.EvaluateAsync("() => setTimeout(() => { throw new Error('error in evaluate'); }, 0)");30 await Task.Delay(100);31 Assert.False(error.Task.IsCompleted);32 }33 }34}35using Microsoft.Playwright.Tests;36using System.Threading.Tasks;37using Xunit;38using Xunit.Abstractions;39{40 {41 public PageEventPopupTests(ITestOutputHelper output) : base(output)42 {43 }44 public async Task ShouldFire()45 {46 var popupTask = new TaskCompletionSource<IPage>();47 Page.Popup += (_, e) => popupTask.TrySetResult(e);48 await Page.GotoAsync(Server.EmptyPage);49 await Page.EvaluateAsync("url => window._popup = window.open(url)", Server.EmptyPage);50 var popup = await popupTask.Task;51 Assert.Equal(Server.EmptyPage, popup.Url);52 }

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PageEventPageErrorTests

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1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using System;4using System.Collections.Generic;5using System.Linq;6using System.Text;7using System.Threading.Tasks;8{9 {10 static async Task Main(string[] args)11 {12 using var playwright = await Playwright.CreateAsync();13 await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });14 var context = await browser.NewContextAsync();15 var page = await context.NewPageAsync();16 await page.GotoAsync("https:/

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PageEventPageErrorTests

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1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using System;4using System.Threading.Tasks;5using Xunit;6using Xunit.Abstractions;7{8 {9 public PageEventPageErrorTests(ITestOutputHelper output) : base(output)10 {11 }12 [PlaywrightTest("page-event-pageerror.spec.ts", "should fire")]13 [Fact(Timeout = PlaywrightTestConstants.DefaultTestTimeout)]14 public async Task ShouldFire()15 {16 await Page.GotoAsync(Server.EmptyPage);17 var (message, _) = await TaskUtils.WhenAll(18 Page.WaitForEventAsync(PageEvent.PageError),19 Page.EvaluateAsync("() => setTimeout(() => { throw new Error(\"hey\") }, 0)")20 );21 Assert.Contains("hey", message);22 }23 [PlaywrightTest("page-event-pageerror.spec.ts", "should have an error")]24 [Fact(Timeout = PlaywrightTestConstants.DefaultTestTimeout)]25 public async Task ShouldHaveAnError()26 {27 await Page.GotoAsync(Server.EmptyPage);28 var (error, _) = await TaskUtils.WhenAll(29 Page.WaitForEventAsync(PageEvent.PageError),30 Page.EvaluateAsync("() => setTimeout(() => { throw new Error(\"hey\") }, 0)")31 );32 Assert.Contains("hey", error.Message);33 }34 [PlaywrightTest("page-event-pageerror.spec.ts", "should contain stack trace")]35 [Fact(Timeout = PlaywrightTestConstants.DefaultTestTimeout)]36 public async Task ShouldContainStackTrace()37 {38 await Page.GotoAsync(Server.EmptyPage);39 var (error, _) = await TaskUtils.WhenAll(40 Page.WaitForEventAsync(PageEvent.PageError),41 Page.EvaluateAsync("() => setTimeout(() => { throw new Error(\"hey\") }, 0)")42 );43 Assert.Contains("at __puppeteer_evaluation_script__:2:14", error.StackTrace);44 }45 [PlaywrightTest("page-event-pageerror.spec.ts", "should not throw uncaught errors")]46 [Fact(Timeout = PlaywrightTestConstants.DefaultTestTimeout)]47 public async Task ShouldNotThrowUncaughtErrors()48 {49 await Page.GotoAsync(Server.EmptyPage);50 await Page.EvaluateAsync("() => setTimeout(() => { throw new Error(\"hey\") }, 0)");51 await Page.EvaluateAsync("()

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PageEventPageErrorTests

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1using Microsoft.Playwright.Tests;2await PageEventPageErrorTests.PageEventPageErrorAsync();3using Microsoft.Playwright.Tests;4await PageEventPageErrorTests.PageEventPageErrorAsync();5using Microsoft.Playwright.Tests;6await PageEventPageErrorTests.PageEventPageErrorAsync();7using Microsoft.Playwright.Tests;8await PageEventPageErrorTests.PageEventPageErrorAsync();9using Microsoft.Playwright.Tests;10await PageEventPageErrorTests.PageEventPageErrorAsync();11using Microsoft.Playwright.Tests;12await PageEventPageErrorTests.PageEventPageErrorAsync();13using Microsoft.Playwright.Tests;14await PageEventPageErrorTests.PageEventPageErrorAsync();15using Microsoft.Playwright.Tests;16await PageEventPageErrorTests.PageEventPageErrorAsync();17using Microsoft.Playwright.Tests;18await PageEventPageErrorTests.PageEventPageErrorAsync();19using Microsoft.Playwright.Tests;20await PageEventPageErrorTests.PageEventPageErrorAsync();21using Microsoft.Playwright.Tests;22await PageEventPageErrorTests.PageEventPageErrorAsync();23using Microsoft.Playwright.Tests;24await PageEventPageErrorTests.PageEventPageErrorAsync();

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PageEventPageErrorTests

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1using Microsoft.Playwright.Tests;2using System;3using System.Collections.Generic;4using System.Text;5using System.Threading.Tasks;6{7 {8 static async Task Main(string[] args)9 {10 var program = new PageEventPageErrorTests();11 await program.PageEventPageError();12 }13 }14}15using Microsoft.Playwright.Tests;16using System;17using System.Collections.Generic;18using System.Text;19using System.Threading.Tasks;20{21 {22 static async Task Main(string[] args)23 {24 var program = new PageEventPopupTests();25 await program.PageEventPopup();26 }27 }28}29using Microsoft.Playwright.Tests;30using System;31using System.Collections.Generic;32using System.Text;33using System.Threading.Tasks;34{35 {36 static async Task Main(string[] args)37 {38 var program = new PageEventRequestTests();39 await program.PageEventRequest();40 }41 }42}43using Microsoft.Playwright.Tests;44using System;45using System.Collections.Generic;46using System.Text;47using System.Threading.Tasks;48{49 {50 static async Task Main(string[] args)51 {52 var program = new PageEventRequestFailedTests();53 await program.PageEventRequestFailed();54 }55 }56}57using Microsoft.Playwright.Tests;58using System;59using System.Collections.Generic;60using System.Text;61using System.Threading.Tasks;62{63 {64 static async Task Main(string[] args)65 {66 var program = new PageEventRequestFinishedTests();67 await program.PageEventRequestFinished();68 }69 }70}71using Microsoft.Playwright.Tests;72using System;73using System.Collections.Generic;74using System.Text;75using System.Threading.Tasks;76{77 {

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PageEventPageErrorTests

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1using System;2using System.IO;3using System.Threading.Tasks;4using Microsoft.Playwright;5using Microsoft.Playwright.Tests;6using Microsoft.Playwright.Tests.Attributes;7using Microsoft.Playwright.Tests.BaseTests;8using NUnit.Framework;9using NUnit.Framework.Interfaces;10{11 {12 [PlaywrightTest("page-event-pageerror.spec.ts", "should throw if page crashes")]13 [Test, Timeout(TestConstants.DefaultTestTimeout)]14 public async Task ShouldThrowIfPageCrashes()15 {16 var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.GotoAsync(TestConstants.ServerUrl + "/crash"));17 StringAssert.Contains("crash", exception.Message);18 }19 }20}21using System;22using System.IO;23using System.Threading.Tasks;24using Microsoft.Playwright;25using Microsoft.Playwright.Tests;26using Microsoft.Playwright.Tests.Attributes;27using Microsoft.Playwright.Tests.BaseTests;28using NUnit.Framework;29using NUnit.Framework.Interfaces;30{31 {32 [PlaywrightTest("page-event-popup.spec.ts", "should fire")]33 [Test, Timeout(TestConstants.DefaultTestTimeout)]34 public async Task ShouldFire()35 {36 await Page.GotoAsync(TestConstants.ServerUrl + "/popup/window-open.html");37 var popupTask = Page.WaitForEventAsync(PageEvent.Popup);38 await TaskUtils.WhenAll(39 Page.EvaluateAsync("url => window['newPage'] = window.open(url)", TestConstants.EmptyPage)40 );41 var popup = popupTask.Result.Page;42 Assert.AreEqual(TestConstants.EmptyPage, popup.Url);43 await popup.CloseAsync();44 }45 }46}47using System;48using System.IO;49using System.Threading.Tasks;50using Microsoft.Playwright;51using Microsoft.Playwright.Tests;52using Microsoft.Playwright.Tests.Attributes;53using Microsoft.Playwright.Tests.BaseTests;54using NUnit.Framework;55using NUnit.Framework.Interfaces;56{57 {58 [PlaywrightTest("page-event-request.spec.ts", "should fire for navigation

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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:

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  9. 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.
  10. 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.
  11. 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.
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