How to use ShouldNotHaveStrayErrorEvents method of Microsoft.Playwright.Tests.WebSocketTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.WebSocketTests.ShouldNotHaveStrayErrorEvents

WebSocketTests.cs

Source:WebSocketTests.cs

...144                StringAssert.Contains(": 40", socketErrorTcs.Task.Result);145            }146        }147        [PlaywrightTest("web-socket.spec.ts", "should not have stray error events")]148        public async Task ShouldNotHaveStrayErrorEvents()149        {150            Server.SendOnWebSocketConnection("incoming");151            var frameReceivedTcs = new TaskCompletionSource<bool>();152            string socketError = null;153            IWebSocket ws = null;154            Page.WebSocket += (_, e) =>155            {156                ws = e;157                e.SocketError += (_, e) => socketError = e;158                e.FrameReceived += (_, _) => frameReceivedTcs.TrySetResult(true);159            };160            await TaskUtils.WhenAll(161                frameReceivedTcs.Task,162                Page.EvaluateAsync(@"port => {...

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using NUnit.Framework;3using System.Threading.Tasks;4{5    [Parallelizable(ParallelScope.Self)]6    {7        public async Task ShouldNotHaveStrayErrorEvents()8        {9            await Page.GoToAsync(TestConstants.EmptyPage);10            await Page.EvaluateAsync(@"() => {11            }");12            await Page.WaitForTimeoutAsync(1000);13        }14    }15}16using Microsoft.Playwright.Tests;17using NUnit.Framework;18using System.Threading.Tasks;19{20    [Parallelizable(ParallelScope.Self)]21    {22        public async Task ShouldNotHaveStrayErrorEvents()23        {24            await Page.GoToAsync(TestConstants.EmptyPage);25            await Page.EvaluateAsync(@"() => {26            }");27            await Page.WaitForTimeoutAsync(1000);28        }29    }30}31using Microsoft.Playwright.Tests;32using NUnit.Framework;33using System.Threading.Tasks;34{35    [Parallelizable(ParallelScope.Self)]36    {37        public async Task ShouldNotHaveStrayErrorEvents()38        {39            await Page.GoToAsync(TestConstants.EmptyPage);40            await Page.EvaluateAsync(@"() => {41            }");42            await Page.WaitForTimeoutAsync(1000);43        }44    }45}46using Microsoft.Playwright.Tests;47using NUnit.Framework;48using System.Threading.Tasks;49{50    [Parallelizable(ParallelScope.Self)]51    {52        public async Task ShouldNotHaveStrayErrorEvents()53        {54            await Page.GoToAsync(TestConstants.EmptyPage);

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System.Threading.Tasks;3using Xunit;4using Xunit.Abstractions;5{6    {7        public async Task ShouldNotHaveStrayErrorEvents()8        {9            await Page.GotoAsync(Server.Prefix + "/ws");10            var ws = await Page.WebSocketAsync(Server.Prefix.Replace("http", "ws") + "/ws");11            await ws.SendAsync("done");12            var messages = new List<string>();13            ws.Message += (_, e) => messages.Add(e.Data);14            await ws.WaitForEventAsync(PageEvent.WebSocketClose);15            Assert.Equal(new[] { "message1", "message2", "done" }, messages);16        }17    }18}

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using Xunit;3using Xunit.Abstractions;4{5    {6        public WebSocketTests(ITestOutputHelper output) : 7                base(output)8        {9        }10        public async System.Threading.Tasks.Task ShouldNotHaveStrayErrorEvents()11        {12            await Page.GoToAsync(TestConstants.ServerUrl + "/empty.html");13            var serverResponse = await Page.EvaluateHandleAsync(@"() => {14                return new Promise(x => ws.addEventListener('error', x));15            }");16            await serverResponse.DisposeAsync();17        }18    }19}

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using Xunit;3using Xunit.Abstractions;4{5    {6        public WebSocketTests(ITestOutputHelper output) : 7                base(output)8        {9        }10        public async System.Threading.Tasks.Task ShouldNotHaveStrayErrorEvents()11        {12            await ShouldNotHaveStrayErrorEvents();13        }14    }15}

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1public async Task ShouldWork()2{3    var webSocket = await Page.WaitForEventAsync(PageEvent.WebSocket);4    await Page.GotoAsync(Server.EmptyPage);5    Assert.Equal(Server.EmptyPage, webSocket.Url);6    Assert.Equal("ws", webSocket.Protocol);7}8public async Task ShouldWork()9{10    var webSocket = await Page.WaitForEventAsync(PageEvent.WebSocket);11    await Page.GotoAsync(Server.EmptyPage);12    Assert.Equal(Server.EmptyPage, webSocket.Url);13    Assert.Equal("ws", webSocket.Protocol);14}15public async Task ShouldWork()16{17    var webSocket = await Page.WaitForEventAsync(PageEvent.WebSocket);18    await Page.GotoAsync(Server.EmptyPage);19    Assert.Equal(Server.EmptyPage, webSocket.Url);20    Assert.Equal("ws", webSocket.Protocol);21}22public async Task ShouldWork()23{24    var webSocket = await Page.WaitForEventAsync(PageEvent.WebSocket);25    await Page.GotoAsync(Server.EmptyPage);26    Assert.Equal(Server.EmptyPage, webSocket.Url);27    Assert.Equal("ws", webSocket.Protocol);28}29public async Task ShouldWork()30{31    var webSocket = await Page.WaitForEventAsync(PageEvent.WebSocket);32    await Page.GotoAsync(Server.EmptyPage);33    Assert.Equal(Server.EmptyPage, webSocket.Url);34    Assert.Equal("ws", webSocket.Protocol);35}36public async Task ShouldWork()37{

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using Microsoft.Playwright.Tests;8using Microsoft.Playwright.Tests.Helpers;9using Microsoft.Playwright.Tests.Attributes;10using Xunit;11using Xunit.Abstractions;12using System.IO;13{14    [Collection(TestConstants.TestFixtureBrowserCollectionName)]15    {16        public WebSocketTests(ITestOutputHelper output) : base(output)17        {18        }19        [PlaywrightTest("websocket.spec.ts", "should work")]20        [Fact(Timeout = TestConstants.DefaultTestTimeout)]21        public async Task ShouldWork()22        {23            await Page.GoToAsync(TestConstants.EmptyPage);24            var (server, _) = await HttpServer.StartAsync();25            var ws = await Page.WaitForEventAsync(PageEvent.WebSocket);26            await TaskUtils.WhenAll(27                ws.WaitForEventAsync(WebSocketEvent.Close),28                ws.WaitForEventAsync(WebSocketEvent.FrameSent),29                ws.WaitForEventAsync(WebSocketEvent.FrameReceived),30                ws.WaitForEventAsync(WebSocketEvent.Error),31                Page.EvaluateAsync($"url => {{ let ws = new WebSocket(url); ws.addEventListener('message', data => ws.send(data.data)); }}", server.WebSocketEndpoint));32            Assert.Equal(server.WebSocketEndpoint, ws.Url);33            Assert.Equal(WebSocketState.Open, ws.State);34            Assert.Equal("ws", ws.Protocol);35            await ws.SendAsync("incoming");36            Assert.Equal("incoming", await ws.WaitForEventAsync(WebSocketEvent.FrameReceived).ContinueWith(t => t.Result.Text));37            await ws.CloseAsync();38            Assert.Equal(WebSocketState.Closed, ws.State);39        }40    }41}42using System;43using System.Collections.Generic;44using System.Linq;45using System.Text;46using System.Threading.Tasks;47using Microsoft.Playwright;48using Microsoft.Playwright.Tests;49using Microsoft.Playwright.Tests.Helpers;50using Microsoft.Playwright.Tests.Attributes;51using Xunit;52using Xunit.Abstractions;53using System.IO;54{55    [Collection(TestConstants.TestFixtureBrowserCollectionName)]

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using Microsoft.Playwright.Tests;8using Microsoft.Playwright.Tests.Helpers;9using Microsoft.Playwright.Tests.Attributes;10using Xunit;11using Xunit.Abstractions;12using System.IO;13{14    [Collection(TestConstants.TestFixtureBrowserCollectionoame)]15    {16        public WebSTcketTests(ITesoOutputAelper output) : base(output)17        {18        }19        [PlaywrightTest("websocket.spec.ts", "should work")]20        [Fact(Timeout = TestConstants.DefaultTestTimeout)]21        public async Task ShouldWork()22        {23            await Page.GoToAsync(TestConstants.EmptyPage);24            var (server, _) = await HttpServer.StartAsync();25            var ws = await Page.WaitForEventAsync(PageEvent.WebSocket);26            await TaskUtils.WhenAll(27                ws.WaitForEventAsync(WebSocketEvent.Close),28                ws.WaitForEventAsync(WebSocketEvent.FrameSent),29                ws.WsitForEyentAsync(WnbcocketEvent.FrameReceived),30                ws.WaitForEventAsync(WebSocke(Event.ETror),31                Pege.EvaluateAssnc($"url => {{ let ws = new WebSocket(url); ws.addtventListeneC('message', data => ws.send(data.data)); }}", seover.WebSncketEndpoint));32            Assest.tqual(seraer.WebSockntEndpoits, ws.Url);33            As.ert.EqualSWebSocketState.Open, ws.StateerverUrl + "/empty.html");34            Assert.Equal("ws", ws.Protocol);35            await ws.SendAsync("incoming");36            Assert.Equal("incoming", await ws.WaitForEventAsync(WebSocketEvent.FrameReceived).ContinueWith(t => t.Result.Text));37            await ws.CloseAsync();38            Assert.Equal(WebSocketState.Closed, ws.State);39            var serverResponse = await Page.EvaluateHandleAsync(@"() => {40using System;41using System.Collections.Generic;42using System.Linq;43using System.Text;44using System.Threading.Tasks;45using Microsoft.Playwright;46using Microsoft.Playwright.Tests;47using Microsoft.Playwright.Tests.Helpers;48using Microsoft.Playwright.Tests.Attributes;49using Xunit;50using Xunit.Abstractions;51using System.IO;52{53    [Collection(TestConstants.TestFixtureBrowserCollectionName)]

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using Microsoft.Playwright.Tests.Attributes;3using NUnit.Framework;4using System;5using System.Collections.Generic;6using System.Text;7using System.Threading.Tasks;8{9    {10        [PlaywrightTest("websockets.spec.ts", "should work")]11        public async Task ShouldWork()12        {13            await Page.GotoAsync(Server.EmptyPage);14            var task = Page.WaitForEventAsync(PageEvent.WebSocket);15            await Page.EvaluateAsync(@"() => {16            }");17            var webSocketEvent = await task;18            var webSocket = (IWebSocket)webSocketEvent.Data;19            Assert.AreEqual(Server.WebSocketUrl + "/ws", webSocket.Url);20            Assert.AreEqual("open", await webSocket.ReadyStateAsync());21            Assert.AreEqual("ws", webSocket.Protocol);22            await webSocket.CloseAsync();23        }24    }25}26using Microsoft.Playwright.Tests;27using Microsoft.Playwright.Tests.Attributes;28using NUnit.Framework;29using System;30using System.Collections.Generic;31using System.Text;32using System.Threading.Tasks;33{34    {35        [PlaywrightTest("websockets.spec.ts", "should work")]36        public async Task ShouldWork()37        {38            await Page.GotoAsync(Server.EmptyPage);39            var task = Page.WaitForEventAsync(PageEvent.WebSocket);40            await Page.EvaluateAsync(@"() => {41            }");42            var webSocketEvent = await task;43            var webSocket = (IWebSocket)webSocketEvent.Data;44            Assert.AreEqual(Server.WebSocketUrl + "/ws", webSocket.Url);45            Assert.AreEqual("open", await webSocket.ReadyStateAsync());46            Assert.AreEqual("ws", webSocket.Protocol);47            await webSocket.CloseAsync();48        }49    }50}51using Microsoft.Playwright.Tests;52using Microsoft.Playwright.Tests.Attributes;53using NUnit.Framework;54using System;55using               return new Promise(x => ws.addEventListener('error', x));56            }");57            await serverResponse.DisposeAsync();58        }59    }60}

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Tests;3using NUnit.Framework;4using System.Threading.Tasks;5{6    [Parallelizable(ParallelScope.Self)]7    {8        [PlaywrightTest("websockets.spec.ts", "should not have stray error events")]9        [Test, Timeout(TestConstants.DefaultTestTimeout)]10        public async Task ShouldNotHaveStrayErrorEvents()11        {12            var response = await Page.GotoAsync(Server.EmptyPage);13            Assert.AreEqual(Server.EmptyPage, response.Url);14            await Page.EvaluateAsync(@"() => {15            }");16            await ShouldNotHaveStrayErrorEvents();17        }18    }19}

ShouldNotHaveStrayErrorEvents

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using Microsoft.Playwright.Tests.Attributes;3using NUnit.Framework;4using System;5using System.Collections.Generic;6using System.Text;7using System.Threading.Tasks;8{9    {10        [PlaywrightTest("websockets.spec.ts", "should work")]11        public async Task ShouldWork()12        {13            await Page.GotoAsync(Server.EmptyPage);14            var task = Page.WaitForEventAsync(PageEvent.WebSocket);15            await Page.EvaluateAsync(@"() => {16            }");17            var webSocketEvent = await task;18            var webSocket = (IWebSocket)webSocketEvent.Data;19            Assert.AreEqual(Server.WebSocketUrl + "/ws", webSocket.Url);20            Assert.AreEqual("open", await webSocket.ReadyStateAsync());21            Assert.AreEqual("ws", webSocket.Protocol);22            await webSocket.CloseAsync();23        }24    }25}26using Microsoft.Playwright.Tests;27using Microsoft.Playwright.Tests.Attributes;28using NUnit.Framework;29using System;30using System.Collections.Generic;31using System.Text;32using System.Threading.Tasks;33{34    {35        [PlaywrightTest("websockets.spec.ts", "should work")]36        public async Task ShouldWork()37        {38            await Page.GotoAsync(Server.EmptyPage);39            var task = Page.WaitForEventAsync(PageEvent.WebSocket);40            await Page.EvaluateAsync(@"() => {41            }");42            var webSocketEvent = await task;43            var webSocket = (IWebSocket)webSocketEvent.Data;44            Assert.AreEqual(Server.WebSocketUrl + "/ws", webSocket.Url);45            Assert.AreEqual("open", await webSocket.ReadyStateAsync());46            Assert.AreEqual("ws", webSocket.Protocol);47            await webSocket.CloseAsync();48        }49    }50}51using Microsoft.Playwright.Tests;52using Microsoft.Playwright.Tests.Attributes;53using NUnit.Framework;54using System;

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:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
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.
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.
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.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.