Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use ReadAsync method of Microsoft.Playwright.Core.StreamImpl class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Core.StreamImpl.ReadAsync

Stream.cs

Source:Stream.cs

...38        ChannelBase IChannelOwner.Channel => Channel;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(); }58        public override void Flush() => throw new NotImplementedException();59        public override int Read(byte[] buffer, int offset, int count) => throw new NotImplementedException();60        public override async Task<int> ReadAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)61        {62            var result = await _stream.ReadAsync(count).ConfigureAwait(false);63            result.CopyTo(buffer, offset);64            return result.Length;65        }66        public override void Close() => _stream.CloseAsync().ConfigureAwait(false);67        public override long Seek(long offset, SeekOrigin origin) => throw new NotImplementedException();68        public override void SetLength(long value) => throw new NotImplementedException();69        public override void Write(byte[] buffer, int offset, int count) => throw new NotImplementedException();70    }71}...

ReadAsync

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 context = await browser.NewContextAsync();11            var page = await context.NewPageAsync();12            var stream = await response.BodyAsync();13            var buffer = new byte[2];14            var bytesRead = await stream.ReadAsync(buffer, 0, buffer.Length);15            Console.WriteLine(bytesRead);16            Console.WriteLine(buffer[0]);17            Console.WriteLine(buffer[1]);18        }19    }20}

ReadAsync

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            var image = await page.QuerySelectorAsync("img");12            var stream = await image.ScreenshotStreamAsync();13            var buffer = new byte[stream.Length];14            await stream.ReadAsync(buffer, 0, buffer.Length);15            Console.WriteLine("Screenshot taken");16        }17    }18}

ReadAsync

Using AI Code Generation

1using System;2using System.IO;3using System.Threading.Tasks;4using Microsoft.Playwright;5using Microsoft.Playwright.Core;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            await page.PressAsync("input[name=q]", "ArrowDown");14            await page.PressAsync("input[name=q]", "ArrowDown");15            await page.PressAsync("input[name=q]", "Enter");16            await page.WaitForNavigationAsync();17            var img = await page.QuerySelectorAsync("img[src*='logo']");18            var data = await img.ScreenshotAsync();19            var stream = new MemoryStream();20            await data.ReadAsync(stream);21            File.WriteAllBytes("logo.png", stream.ToArray());22        }23    }24}25using System;26using System.IO;27using System.Threading.Tasks;28using Microsoft.Playwright;29using Microsoft.Playwright.Core;30{31    {32        static async Task Main(string[] args)33        {34            using var playwright = await Playwright.CreateAsync();35            await using var browser = await playwright.Chromium.LaunchAsync();36            var page = await browser.NewPageAsync();37            await page.PressAsync("input[name=q]", "ArrowDown");38            await page.PressAsync("input[name=q]", "ArrowDown");39            await page.PressAsync("input[name=q]", "Enter");40            await page.WaitForNavigationAsync();41            var img = await page.QuerySelectorAsync("img[src*='logo']");42            var data = await img.ScreenshotAsync();43            var stream = new MemoryStream();44            await data.ReadAsync(stream);45            File.WriteAllBytes("logo.png", stream.ToArray());46        }47    }48}49using System;50using System.IO;51using System.Threading.Tasks;52using Microsoft.Playwright;53using Microsoft.Playwright.Core;54{55    {56        static async Task Main(string[] args)57        {

ReadAsync

Using AI Code Generation

1using Microsoft.Playwright.Core;2using Microsoft.Playwright.Transport;3using Microsoft.Playwright.Transport.Channels;4using Microsoft.Playwright.Transport.Protocol;5using System;6using System.Collections.Generic;7using System.IO;8using System.Text;9using System.Threading.Tasks;10{11    {12        public static async Task Main(string[] args)13        {14            await using var playwright = await Playwright.CreateAsync();15            var browser = await playwright.Chromium.LaunchAsync(headless: false);16            var page = await browser.NewPageAsync();17            await page.ClickAsync("input[name='q']");18            await page.Keyboard.TypeAsync("Hello World");19            await page.ScreenshotAsync("screenshot.png");20            await browser.CloseAsync();21            var context = await browser.NewContextAsync();22            var page2 = await context.NewPageAsync();23            await page2.ClickAsync("input[name='q']");24            await page2.Keyboard.TypeAsync("Hello World");25            await page2.ScreenshotAsync("screenshot2.png");26            await browser.CloseAsync();27            var context2 = await browser.NewContextAsync();28            var page3 = await context2.NewPageAsync();29            await page3.ClickAsync("input[name='q']");30            await page3.Keyboard.TypeAsync("Hello World");31            await page3.ScreenshotAsync("screenshot3.png");32            await browser.CloseAsync();33            var context3 = await browser.NewContextAsync();

ReadAsync

Using AI Code Generation

1var playwright = await Playwright.CreateAsync();2await using var browser = await playwright.Chromium.LaunchAsync();3var page = await browser.NewPageAsync();4var stream = await response.BodyAsync();5var buffer = new byte[1024];6var totalBytes = 0;7var bytesRead = 0;8while ((bytesRead = await stream.ReadAsync(buffer, 0, buffer.Length)) > 0)9{10    totalBytes += bytesRead;11    Console.WriteLine($"Received {bytesRead} bytes ({totalBytes} total).");12}13Console.WriteLine("Response received.");14await playwright.StopAsync();

ReadAsync

Using AI Code Generation

1var data = await stream.GetPropertyAsync("data");2var streamImpl = data.As<Microsoft.Playwright.Core.StreamImpl>();3var buf = await streamImpl.ReadAsync();4var data = await stream.GetPropertyAsync("data");5var streamImpl = data.As<Microsoft.Playwright.Core.StreamImpl>();6var buf = await streamImpl.ReadAsync();7var data = await stream.GetPropertyAsync("data");8var streamImpl = data.As<Microsoft.Playwright.Core.StreamImpl>();9var buf = await streamImpl.ReadAsync();10var data = await stream.GetPropertyAsync("data");11var streamImpl = data.As<Microsoft.Playwright.Core.StreamImpl>();12var buf = await streamImpl.ReadAsync();13var data = await stream.GetPropertyAsync("data");14var streamImpl = data.As<Microsoft.Playwright.Core.StreamImpl>();15var buf = await streamImpl.ReadAsync();16var data = await stream.GetPropertyAsync("data");17var streamImpl = data.As<Microsoft.Playwright.Core.StreamImpl>();18var buf = await streamImpl.ReadAsync();19var data = await stream.GetPropertyAsync("data");

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.