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How to use DeferredTaskQueue class of PuppeteerSharp.Helpers package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Helpers.DeferredTaskQueue

CSSCoverage.cs

Source:CSSCoverage.cs

...11    internal class CSSCoverage12    {13        private readonly CDPSession _client;14        private readonly ConcurrentDictionary<string, (string Url, string Source)> _stylesheets;15        private readonly DeferredTaskQueue _callbackQueue;16        private readonly ILogger _logger;17        private bool _enabled;18        private bool _resetOnNavigation;19        public CSSCoverage(CDPSession client)20        {21            _client = client;22            _enabled = false;23            _stylesheets = new ConcurrentDictionary<string, (string Url, string Source)>();24            _logger = _client.Connection.LoggerFactory.CreateLogger<CSSCoverage>();25            _callbackQueue = new DeferredTaskQueue();26            _resetOnNavigation = false;27        }28        internal Task StartAsync(CoverageStartOptions options)29        {30            if (_enabled)31            {32                throw new InvalidOperationException("CSSCoverage is already enabled");33            }34            _resetOnNavigation = options.ResetOnNavigation;35            _enabled = true;36            _stylesheets.Clear();37            _client.MessageReceived += Client_MessageReceived;38            return Task.WhenAll(39                _client.SendAsync("DOM.enable"),...

DeferredTaskQueue.cs

Source:DeferredTaskQueue.cs

...6{7    /// <summary>8    /// An async queue that accepts a task but defers its execution to be handled by a consumer queue.9    /// </summary>10    internal class DeferredTaskQueue11    {12        private readonly List<Task> _pendingTasks;13        public DeferredTaskQueue()14        {15            _pendingTasks = new List<Task>();16        }17        public async Task Enqueue(Func<Task> taskGenerator)18        {19            var task = taskGenerator();20            if (task.IsCompleted)21            {22                // Don't need to do anything.23                return;24            }25            try26            {27                lock (_pendingTasks)...

DeferredTaskQueue

Using AI Code Generation

1using PuppeteerSharp.Helpers;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        static async Task Main(string[] args)10        {11            var browser = await Puppeteer.LaunchAsync(new LaunchOptions12            {13                Args = new string[] { "--no-sandbox" }14            });15            var page = await browser.NewPageAsync();16            var queue = new DeferredTaskQueue();17            await queue.DrainAsync();18            await page.WaitForTimeoutAsync(10000);19            await browser.CloseAsync();20        }21    }22}23I’m using PuppeteerSharp in a .NET Core console app, and I’m trying to use the DeferredTaskQueue class of the PuppeteerSharp.Helpers package. I’m trying to run multiple page.GoToAsync() calls in parallel. I’m using the code below, but the calls are not running in parallel. The calls are running in sequence. I’m not sure what I’m doing wrong. Can someone help me?24using PuppeteerSharp.Helpers;25using System;26using System.Collections.Generic;27using System.Linq;28using System.Text;29using System.Threading.Tasks;30{31    {32        static async Task Main(string[] args)33        {34            var browser = await Puppeteer.LaunchAsync(new LaunchOptions35            {36                Args = new string[] { "--no-sandbox" }37            });38            var page = await browser.NewPageAsync();39            var queue = new DeferredTaskQueue();

DeferredTaskQueue

Using AI Code Generation

1using PuppeteerSharp.Helpers;2using System;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            MainAsync().Wait();9        }10        static async Task MainAsync()11        {12            var taskQueue = new DeferredTaskQueue();13            taskQueue.Enqueue(() => Task.Delay(1000));14            taskQueue.Enqueue(() => Task.Delay(2000));15            taskQueue.Enqueue(() => Task.Delay(3000));16            taskQueue.Enqueue(() => Task.Delay(4000));17            taskQueue.Enqueue(() => Task.Delay(5000));18            taskQueue.Enqueue(() => Task.Delay(6000));19            taskQueue.Enqueue(() => Task.Delay(7000));20            taskQueue.Enqueue(() => Task.Delay(8000));21            taskQueue.Enqueue(() => Task.Delay(9000));22            await taskQueue.WaitAllAsync();23        }24    }25}

DeferredTaskQueue

Using AI Code Generation

1using PuppeteerSharp.Helpers;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var queue = new DeferredTaskQueue();9            await queue.Enqueue(() => Console.WriteLine("Hello"));10            await queue.Enqueue(() => Console.WriteLine("World"));11            await queue.Drain();12        }13    }14}

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