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How to use StreamChannel class of Microsoft.Playwright.Transport.Channels package

Best Playwright-dotnet code snippet using Microsoft.Playwright.Transport.Channels.StreamChannel

Stream.cs

Source:Stream.cs

...36            Channel = new(guid, parent.Connection, this);37        }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;...

StreamChannel.cs

Source:StreamChannel.cs

...25using System.Threading.Tasks;26using Microsoft.Playwright.Core;27namespace Microsoft.Playwright.Transport.Channels28{29    internal class StreamChannel : Channel<Stream>30    {31        public StreamChannel(string guid, Connection connection, Stream owner) : base(guid, connection, owner)32        {33        }34        internal async Task<byte[]> ReadAsync(int size)35        {36            var response = await Connection.SendMessageToServerAsync(37                Guid,38                "read",39                new Dictionary<string, object>40                {41                    ["size"] = size,42                }).ConfigureAwait(false);43            return response.Value.GetProperty("binary").GetBytesFromBase64();44        }45        internal Task CloseAsync() => Connection.SendMessageToServerAsync(Guid, "close", null);...

StreamChannel

Using AI Code Generation

1using System;2using System.IO;3using System.Threading.Tasks;4using Microsoft.Playwright;5using Microsoft.Playwright.Transport.Channels;6{7    {8        static async Task Main(string[] args)9        {10            using var playwright = await Playwright.CreateAsync();11            var browser = await playwright.Chromium.LaunchAsync();12            var page = await browser.NewPageAsync();13            var stream = File.OpenRead("C:/Users/username/source/repos/PlaywrightTest/PlaywrightTest/1.cs");14            var streamChannel = new StreamChannel(stream);15            await page.SetContentAsync("<input type=\"file\" id=\"file\" />");16            await page.SetInputFilesAsync("#file", new[] { streamChannel });17        }18    }19}

StreamChannel

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.IO;5using System.Threading.Tasks;6{7    {8        static async Task Main(string[] args)9        {10            await using var playwright = await Playwright.CreateAsync();11            await using var browser = await playwright.Chromium.LaunchAsync();12            var page = await browser.NewPageAsync();13            await page.ScreenshotAsync(new PageScreenshotOptions { Path = "google.png" });14            var streamChannel = await page.ScreenshotStreamAsync(new PageScreenshotStreamOptions { Type = ScreenshotType.Png });15            var stream = new MemoryStream();16            await streamChannel.ReadAsync(stream);17            var bytes = stream.ToArray();18            File.WriteAllBytes("google.png", bytes);19        }20    }21}22using Microsoft.Playwright;23using Microsoft.Playwright.Transport.Channels;24using System;25using System.IO;26using System.Threading.Tasks;27{28    {29        static async Task Main(string[] args)30        {31            await using var playwright = await Playwright.CreateAsync();32            await using var browser = await playwright.Chromium.LaunchAsync();33            var page = await browser.NewPageAsync();34            await page.ScreenshotAsync(new PageScreenshotOptions { Path = "google.png" });35            var streamChannel = await page.ScreenshotStreamAsync(new PageScreenshotStreamOptions { Type = ScreenshotType.Png });36            var stream = new MemoryStream();37            await streamChannel.ReadAsync(stream);38            var bytes = stream.ToArray();39            File.WriteAllBytes("google.png", bytes);40        }41    }42}43using Microsoft.Playwright;44using Microsoft.Playwright.Transport.Channels;45using System;46using System.IO;47using System.Threading.Tasks;48{49    {50        static async Task Main(string[] args)51        {52            await using var playwright = await Playwright.CreateAsync();53            await using var browser = await playwright.Chromium.LaunchAsync();54            var page = await browser.NewPageAsync();

StreamChannel

Using AI Code Generation

1using System;2using System.IO;3using System.Threading.Tasks;4using Microsoft.Playwright.Transport.Channels;5using Microsoft.Playwright.Transport.Protocol;6using Microsoft.Playwright.Transport;7using Microsoft.Playwright.Core;8{9    {10        static async Task Main(string[] args)11        {12            Console.WriteLine("Hello World!");13            var channel = new StreamChannel(new Connection());14            var stream = new MemoryStream(new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 });15            var streamHandle = new StreamHandle(channel, stream);16            var streamHandleGuid = Guid.NewGuid().ToString();17            await channel.RegisterAsync(new RegisterParams18            {19            });20            Console.WriteLine("Stream registered with GUID: " + streamHandleGuid);21            Console.ReadKey();22        }23    }24}25using System;26using System.IO;27using System.Threading.Tasks;28using Microsoft.Playwright.Transport.Channels;29using Microsoft.Playwright.Transport.Protocol;30using Microsoft.Playwright.Transport;31using Microsoft.Playwright.Core;32{33    {34        static async Task Main(string[] args)35        {36            Console.WriteLine("Hello World!");37            var channel = new StreamChannel(new Connection());38            var streamHandleGuid = "c1f3d3f3-0d3b-4c7b-9e1b-1e9d9c8a8f3e";39            var streamHandle = await channel.GetStreamAsync(new GetStreamParams40            {41            });42            Console.WriteLine("Stream object retrieved from GUID: " + streamHandleGuid);43            Console.ReadKey();44        }45    }46}

StreamChannel

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2using Microsoft.Playwright;3using System;4using System.IO;5using System.Threading.Tasks;6{7    {8        static async Task Main(string[] args)9        {10            var playwright = await Playwright.CreateAsync();11            var browser = await playwright.Firefox.LaunchAsync();12            var page = await browser.NewPageAsync();13            var stream = File.OpenWrite("my-file.txt");14            var streamChannel = new StreamChannel(stream);15            await response.BodyAsync().PipeToAsync(streamChannel);16            await browser.CloseAsync();17        }18    }19}20var body = await response.TextAsync();

StreamChannel

Using AI Code Generation

1using Microsoft.Playwright.Transport.Channels;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.IO;5using System.Threading.Tasks;6{7    {8        static async Task Main(string[] args)9        {10            var playwright = await Playwright.CreateAsync();11            var browser = await playwright.Chromium.LaunchAsync();12            var page = await browser.NewPageAsync();13            var elementHandle = await page.QuerySelectorAsync("input[name='q']");14            await elementHandle.TypeAsync("Hello World!");15            var streamChannel = await page.ScreenshotStreamAsync();16            using (var fileStream = File.Create("screenshot.png"))17            {18                await streamChannel.Stream.CopyToAsync(fileStream);19            }20            await browser.CloseAsync();21        }22    }23}

StreamChannel

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.IO;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using Microsoft.Playwright.Transport.Channels;8using Microsoft.Playwright.Transport.Protocol;9using Newtonsoft.Json;10{11    {12        static async Task Main(string[] args)13        {14            var playwright = await Playwright.CreateAsync();15            var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions16            {17                Args = new[] { "--disable-features=site-per-process" }18            });19            var page = await browser.NewPageAsync();20            await page.ClickAsync("input[title=Search]");21            await page.FocusAsync("input[title=Search]");

StreamChannel

Using AI Code Generation

1var fileInputElement = await page.QuerySelectorAsync("input[type=file]");2var stream = await fileInputElement.GetInputFilesAsync();3await page.UploadFileAsync("input[type=file]", stream);4await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");5await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");6await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");7await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");8await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");9await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");10await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");11await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");12await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");13await page.UploadFileAsync("input[type=file]", "C:/Users/username/Downloads/file.pdf");

Playwright tutorial

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