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How to use DisposeAsync method of Microsoft.Playwright.Core.Stream class
Best Playwright-dotnet code snippet using Microsoft.Playwright.Core.Stream.DisposeAsync
DefaultBrowserContext1Tests.cs
Source:DefaultBrowserContext1Tests.cs 
...49 Assert.AreEqual(-1, cookie.Expires);50 Assert.IsFalse(cookie.HttpOnly);51 Assert.IsFalse(cookie.Secure);52 Assert.AreEqual(TestConstants.IsChromium ? SameSiteAttribute.Lax : SameSiteAttribute.None, cookie.SameSite);53 await context.DisposeAsync();54 tmp.Dispose();55 }56 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "context.addCookies() should work")]57 public async Task ContextAddCookiesShouldWork()58 {59 var (tmp, context, page) = await LaunchPersistentAsync();60 await page.GotoAsync(Server.EmptyPage);61 await context.AddCookiesAsync(new[]62 {63 new Cookie64 {65 Url = Server.EmptyPage,66 Name = "username",67 Value = "John Doe",68 }69 });70 Assert.AreEqual("username=John Doe", await page.EvaluateAsync<string>(@"() => document.cookie"));71 var cookie = (await page.Context.CookiesAsync()).Single();72 Assert.AreEqual("username", cookie.Name);73 Assert.AreEqual("John Doe", cookie.Value);74 Assert.AreEqual("localhost", cookie.Domain);75 Assert.AreEqual("/", cookie.Path);76 Assert.AreEqual(-1, cookie.Expires);77 Assert.IsFalse(cookie.HttpOnly);78 Assert.IsFalse(cookie.Secure);79 Assert.AreEqual(TestConstants.IsChromium ? SameSiteAttribute.Lax : SameSiteAttribute.None, cookie.SameSite);80 await context.DisposeAsync();81 tmp.Dispose();82 }83 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "context.clearCookies() should work")]84 public async Task ContextClearCookiesShouldWork()85 {86 var (tmp, context, page) = await LaunchPersistentAsync();87 await page.GotoAsync(Server.EmptyPage);88 await context.AddCookiesAsync(new[]89 {90 new Cookie91 {92 Url = Server.EmptyPage,93 Name = "cookie1",94 Value = "1",95 },96 new Cookie97 {98 Url = Server.EmptyPage,99 Name = "cookie2",100 Value = "2",101 },102 });103 Assert.AreEqual("cookie1=1; cookie2=2", await page.EvaluateAsync<string>(@"() => document.cookie"));104 await context.ClearCookiesAsync();105 await page.ReloadAsync();106 Assert.That(await page.Context.CookiesAsync(), Is.Empty);107 Assert.That(await page.EvaluateAsync<string>(@"() => document.cookie"), Is.Empty);108 await context.DisposeAsync();109 tmp.Dispose();110 }111 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should(not) block third party cookies")]112 public async Task ShouldNotBlockThirdPartyCookies()113 {114 var (tmp, context, page) = await LaunchPersistentAsync();115 await page.GotoAsync(Server.EmptyPage);116 await page.EvaluateAsync(@"src => {117 let fulfill;118 const promise = new Promise(x => fulfill = x);119 const iframe = document.createElement('iframe');120 document.body.appendChild(iframe);121 iframe.onload = fulfill;122 iframe.src = src;123 return promise;124 }", Server.CrossProcessPrefix + "/grid.html");125 await page.FirstChildFrame().EvaluateAsync<string>("document.cookie = 'username=John Doe'");126 await page.WaitForTimeoutAsync(2000);127 bool allowsThirdParty = TestConstants.IsFirefox;128 var cookies = await context.CookiesAsync(new[] { Server.CrossProcessPrefix + "/grid.html" });129 if (allowsThirdParty)130 {131 Assert.That(cookies, Has.Count.EqualTo(1));132 var cookie = cookies.First();133 Assert.AreEqual("127.0.0.1", cookie.Domain);134 Assert.AreEqual(cookie.Expires, -1);135 Assert.IsFalse(cookie.HttpOnly);136 Assert.AreEqual("username", cookie.Name);137 Assert.AreEqual("/", cookie.Path);138 Assert.AreEqual(TestConstants.IsChromium ? SameSiteAttribute.Lax : SameSiteAttribute.None, cookie.SameSite);139 Assert.IsFalse(cookie.Secure);140 Assert.AreEqual("John Doe", cookie.Value);141 }142 else143 {144 Assert.That(cookies, Is.Empty);145 }146 await context.DisposeAsync();147 tmp.Dispose();148 }149 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should support viewport option")]150 public async Task ShouldSupportViewportOption()151 {152 var (tmp, context, page) = await LaunchPersistentAsync(new()153 {154 ViewportSize = new()155 {156 Width = 456,157 Height = 789158 }159 });160 await TestUtils.VerifyViewportAsync(page, 456, 789);161 page = await context.NewPageAsync();162 await TestUtils.VerifyViewportAsync(page, 456, 789);163 await context.DisposeAsync();164 tmp.Dispose();165 }166 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should support deviceScaleFactor option")]167 public async Task ShouldSupportDeviceScaleFactorOption()168 {169 var (tmp, context, page) = await LaunchPersistentAsync(new()170 {171 DeviceScaleFactor = 3172 });173 Assert.AreEqual(3, await page.EvaluateAsync<int>("window.devicePixelRatio"));174 await context.DisposeAsync();175 tmp.Dispose();176 }177 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should support userAgent option")]178 public async Task ShouldSupportUserAgentOption()179 {180 var (tmp, context, page) = await LaunchPersistentAsync(new()181 {182 UserAgent = "foobar"183 });184 string userAgent = string.Empty;185 await TaskUtils.WhenAll(186 Server.WaitForRequest("/empty.html", r => userAgent = r.Headers["user-agent"]),187 page.GotoAsync(Server.EmptyPage));188 Assert.AreEqual("foobar", userAgent);189 await context.DisposeAsync();190 tmp.Dispose();191 }192 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should support bypassCSP option")]193 public async Task ShouldSupportBypassCSPOption()194 {195 var (tmp, context, page) = await LaunchPersistentAsync(new()196 {197 BypassCSP = true198 });199 await page.GotoAsync(Server.Prefix + "/csp.html");200 await page.AddScriptTagAsync(new() { Content = "window.__injected = 42;" });201 Assert.AreEqual(42, await page.EvaluateAsync<int>("window.__injected"));202 await context.DisposeAsync();203 tmp.Dispose();204 }205 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should support javascriptEnabled option")]206 public async Task ShouldSupportJavascriptEnabledOption()207 {208 var (tmp, context, page) = await LaunchPersistentAsync(new()209 {210 JavaScriptEnabled = false211 });212 await page.GotoAsync("data:text/html, <script>var something = \"forbidden\"</script>");213 var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => page.EvaluateAsync("something"));214 if (TestConstants.IsWebKit)215 {216 StringAssert.Contains("Can't find variable: something", exception.Message);217 }218 else219 {220 StringAssert.Contains("something is not defined", exception.Message);221 }222 await context.DisposeAsync();223 tmp.Dispose();224 }225 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should support httpCredentials option")]226 public async Task ShouldSupportHttpCredentialsOption()227 {228 var (tmp, context, page) = await LaunchPersistentAsync(new()229 {230 HttpCredentials = new()231 {232 Username = "user",233 Password = "pass",234 }235 });236 Server.SetAuth("/playground.html", "user", "pass");237 var response = await page.GotoAsync(Server.Prefix + "/playground.html");238 Assert.AreEqual((int)HttpStatusCode.OK, response.Status);239 await context.DisposeAsync();240 tmp.Dispose();241 }242 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should support offline option")]243 public async Task ShouldSupportOfflineOption()244 {245 var (tmp, context, page) = await LaunchPersistentAsync(new()246 {247 Offline = true248 });249 await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => page.GotoAsync(Server.EmptyPage));250 await context.DisposeAsync();251 tmp.Dispose();252 }253 [PlaywrightTest("defaultbrowsercontext-1.spec.ts", "should support acceptDownloads option")]254 public async Task ShouldSupportAcceptDownloadsOption()255 {256 var (tmp, context, page) = await LaunchPersistentAsync();257 Server.SetRoute("/download", context =>258 {259 context.Response.Headers["Content-Type"] = "application/octet-stream";260 context.Response.Headers["Content-Disposition"] = "attachment";261 return context.Response.WriteAsync("Hello world");262 });263 await page.SetContentAsync($"<a href=\"{Server.Prefix}/download\">download</a>");264 var downloadTask = page.WaitForDownloadAsync();...
DownloadsPathTests.cs
Source:DownloadsPathTests.cs
...144 _tmp = new();145 _browser = await Playwright[TestConstants.BrowserName].LaunchAsync(new() { DownloadsPath = _tmp.Path });146 }147 [TearDown]148 public async Task DisposeAsync()149 {150 await _browser.CloseAsync();151 _tmp.Dispose();152 }153 }154}...
WritableStream.cs
Source:WritableStream.cs
...39 IChannel<WritableStream> IChannelOwner<WritableStream>.Channel => Channel;40 public WritableStreamChannel Channel { get; }41 public WritableStreamImpl WritableStreamImpl => new(this);42 public Task WriteAsync(string binary) => Channel.WriteAsync(binary);43 public ValueTask DisposeAsync() => new ValueTask(CloseAsync());44 public Task CloseAsync() => Channel.CloseAsync();45 }46 internal class WritableStreamImpl : System.IO.Stream47 {48 private readonly WritableStream _stream;49 internal WritableStreamImpl(WritableStream stream)50 {51 _stream = stream;52 }53 public override bool CanRead => throw new NotImplementedException();54 public override bool CanSeek => throw new NotImplementedException();55 public override bool CanWrite => true;56 public override long Length => throw new NotImplementedException();57 public override long Position { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }...
Stream.cs
Source:Stream.cs
...39 IChannel<Stream> IChannelOwner<Stream>.Channel => Channel;40 public StreamChannel Channel { get; }41 public StreamImpl StreamImpl => new(this);42 public Task<byte[]> ReadAsync(int size) => Channel.ReadAsync(size);43 public ValueTask DisposeAsync() => new ValueTask(CloseAsync());44 public Task CloseAsync() => Channel.CloseAsync();45 }46 internal class StreamImpl : System.IO.Stream47 {48 private readonly Stream _stream;49 internal StreamImpl(Stream stream)50 {51 _stream = stream;52 }53 public override bool CanRead => true;54 public override bool CanSeek => false;55 public override bool CanWrite => throw new NotImplementedException();56 public override long Length => throw new NotImplementedException();57 public override long Position { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }...
DisposeAsync
Using AI Code Generation
1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 using var playwright = await Playwright.CreateAsync();9 var browser = await playwright.Chromium.LaunchAsync();10 var page = await browser.NewPageAsync();11 var googleLogo = await page.QuerySelectorAsync("img");12 var googleLogoStream = await googleLogo.ScreenshotStreamAsync();13 await googleLogoStream.DisposeAsync();14 await browser.CloseAsync();15 }16 }17}
DisposeAsync
Using AI Code Generation
1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 using var playwright = await Playwright.CreateAsync();9 await using var browser = await playwright.Chromium.LaunchAsync();10 var page = await browser.NewPageAsync();11 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "google.png" });12 await using var stream = await page.ScreenshotStreamAsync();13 await stream.DisposeAsync();14 }15 }16}17using Microsoft.Playwright;18using System;19using System.Threading.Tasks;20{21 {22 static async Task Main(string[] args)23 {24 using var playwright = await Playwright.CreateAsync();25 await using var browser = await playwright.Chromium.LaunchAsync();26 var page = await browser.NewPageAsync();27 await page.ScreenshotAsync(new PageScreenshotOptions { Path = "google.png" });28 await using var stream = await page.ScreenshotStreamAsync();29 await stream.DisposeAsync();30 }31 }32}
DisposeAsync
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4{5 {6 static async Task Main(string[] args)7 {8 var playwright = await Playwright.CreateAsync();9 var browser = await playwright.Chromium.LaunchAsync();10 var page = await browser.NewPageAsync();11 var stream = await response.BodyAsync();12 var buffer = new byte[1000];13 {14 var bytesRead = await stream.ReadAsync(buffer, 0, 1000);15 while (bytesRead > 0)16 {17 Console.WriteLine(System.Text.Encoding.UTF8.GetString(buffer));18 bytesRead = await stream.ReadAsync(buffer, 0, 1000);19 }20 }21 {22 await stream.DisposeAsync();23 }24 await browser.CloseAsync();25 }26 }27}
DisposeAsync
Using AI Code Generation
1using System;2using System.Threading.Tasks;3{4 {5 static async Task Main(string[] args)6 {7 var playwright = await Microsoft.Playwright.Playwright.CreateAsync();8 var browser = await playwright.Chromium.LaunchAsync();9 var page = await browser.NewPageAsync();10 var stream = await page.ScreenshotStreamAsync();11 await stream.DisposeAsync();12 await browser.CloseAsync();13 }14 }15}
DisposeAsync
Using AI Code Generation
1using Microsoft.Playwright.Core;2using System;3using System.IO;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 var playwright = await Playwright.CreateAsync();10 var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions11 {12 });13 var page = await browser.NewPageAsync();14 var stream = await response.BodyAsync();15 using (var fileStream = File.Create("google.html"))16 {17 await stream.CopyToAsync(fileStream);18 }19 await stream.DisposeAsync();20 await browser.CloseAsync();21 }22 }23}24using Microsoft.Playwright.Core;25using System;26using System.IO;27using System.Threading.Tasks;28{29 {30 static async Task Main(string[] args)31 {32 var playwright = await Playwright.CreateAsync();33 var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions34 {35 });36 var page = await browser.NewPageAsync();37 var stream = await response.BodyAsync();38 using (var fileStream = File.Create("google.html"))39 {40 await stream.CopyToAsync(fileStream);41 }42 await page.DisposeAsync();43 await browser.CloseAsync();44 }45 }46}47using Microsoft.Playwright.Core;48using System;49using System.IO;50using System.Threading.Tasks;51{52 {53 static async Task Main(string[] args)54 {55 var playwright = await Playwright.CreateAsync();56 var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions57 {58 });59 var context = await browser.NewContextAsync();60 var page = await context.NewPageAsync();
DisposeAsync
Using AI Code Generation
1using System;2using System.IO;3using System.Threading.Tasks;4using Microsoft.Playwright;5using System.Threading;6{7 {8 static async Task Main(string[] args)9 {10 using var playwright = await Playwright.CreateAsync();11 await using var browser = await playwright.Chromium.LaunchAsync();12 var page = await browser.NewPageAsync();13 var element = await page.QuerySelectorAsync("a");14 var href = await element.GetAttributeAsync("href");15 var stream = await page.GotoAsync(href);16 var memoryStream = new MemoryStream();17 await stream.Stream.CopyToAsync(memoryStream);18 await stream.DisposeAsync();19 Console.WriteLine("Done");20 }21 }22}23at Microsoft.Playwright.Core.Stream.<>c__DisplayClass6_0.<DisposeAsync>b__0()24at Microsoft.Playwright.Core.Stream.<>c__DisplayClass6_0.<DisposeAsync>b__0()25at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)26at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)27at System.Runtime.CompilerServices.TaskAwaiter.GetResult()28at Microsoft.Playwright.Core.Stream.<>c__DisplayClass6_0.<DisposeAsync>b__0()29at System.Threading.Tasks.ContinuationResultTaskFromResultTask`2.InnerInvoke()30at System.Threading.Tasks.Task.Execute()31at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state)32at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)33at System.Threading.Tasks.Task.ExecuteEntryUnsafe(Thread threadPoolThread)34at System.Threading.Tasks.Task.ExecuteFromThreadPool(Thread threadPoolThread)35at System.Threading.ThreadPoolWorkQueue.Dispatch()36at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback()
DisposeAsync
Using AI Code Generation
1using System;2using System.IO;3using System.Threading.Tasks;4using Microsoft.Playwright;5{6 {7 static async Task Main(string[] args)8 {9 using var playwright = await Playwright.CreateAsync();10 using var browser = await playwright.Chromium.LaunchAsync();11 using var page = await browser.NewPageAsync();12 await page.ClickAsync("#L2AGLb");13 await page.ScreenshotAsync(new PageScreenshotOptions14 {15 });16 var html = await page.GetContentAsync();17 await File.WriteAllTextAsync("index.html", html);18 var stream = await page.ScreenshotStreamAsync(new PageScreenshotStreamOptions19 {20 });21 await using var fileStream = File.OpenWrite("screenshot.png");22 await stream.CopyToAsync(fileStream);23 await stream.DisposeAsync();24 await browser.CloseAsync();25 }26 }27}
DisposeAsync
Using AI Code Generation
1IPage page = await browser.NewPageAsync();2IElementHandle element = await page.QuerySelectorAsync("input[name=\"q\"]");3await element.TypeAsync("Hello World");4await element.PressAsync("Enter");5await page.WaitForNavigationAsync();6IElementHandle[] searchResults = await page.QuerySelectorAllAsync("h3");7foreach (IElementHandle result in searchResults)8{9 Console.WriteLine(await result.TextContentAsync());10}11await page.CloseAsync();12await browser.CloseAsync();
DisposeAsync
Using AI Code Generation
1using Microsoft.Playwright.Core;2using System;3using System.Collections.Generic;4using System.IO;5using System.Text;6using System.Threading.Tasks;7{8 {9 public async Task Test()10 {11 Stream stream = new MemoryStream();12 await stream.DisposeAsync();13 }14 }15}16using Microsoft.Playwright.Core;17using System;18using System.Collections.Generic;19using System.IO;20using System.Text;21using System.Threading.Tasks;22{23 {24 public async Task Test()25 {26 Stream stream = new MemoryStream();27 await stream.DisposeAsync();28 }29 }30}31using Microsoft.Playwright.Core;32using System;33using System.Collections.Generic;34using System.IO;35using System.Text;36using System.Threading.Tasks;37{38 {39 public async Task Test()40 {41 Stream stream = new MemoryStream();42 await stream.DisposeAsync();43 }44 }45}46using Microsoft.Playwright.Core;47using System;48using System.Collections.Generic;49using System.IO;50using System.Text;51using System.Threading.Tasks;52{53 {54 public async Task Test()55 {56 Stream stream = new MemoryStream();57 await stream.DisposeAsync();58 }59 }60}61using Microsoft.Playwright.Core;62using System;63using System.Collections.Generic;64using System.IO;65using System.Text;66using System.Threading.Tasks;67{68 {69 public async Task Test()70 {71 Stream stream = new MemoryStream();72 await stream.DisposeAsync();73 }74 }75}76using Microsoft.Playwright.Core;77using System;78using System.Collections.Generic;79using System.IO;80using System.Text;81using System.Threading.Tasks;82{83 {84 public async Task Test()
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.
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- 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.
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