using System;

using System.Threading;

using System.Threading.Tasks;

public class Program

{

    public static void Main()

    {

            const string test1 = "Cancellation of infinite loop. Cancel is triggered outside of loop and task creation *doesn't* include TOKEN arg.";

            string headerLines = new string( '=', test1.Length );

​

            Console.WriteLine( test1 );

            Console.WriteLine( headerLines );

            VESDK8021_CancellationTokenTest1_GlobalScope();

    }

            private static void VESDK8021_CancellationTokenTest1_GlobalScope()

        {

            System.Threading.CancellationTokenSource cts = new CancellationTokenSource();

​

            Console.WriteLine("Entering infinite loop");

​

            // Note the CANCELLATION TOKEN is referenced in the task body.

            Task infiniteTask = new Task(() =>

            {

                while (true)

                {

                    Console.Write(".");

                    if (cts.Token.IsCancellationRequested)

                    {

                        Console.WriteLine("Cancellation token had requested cancellation.");

                        break;

                    }

                }

            });

​

            // So I also need to worry about disposal and a couple of other cleanup tasks, right?

​

            Console.WriteLine($"------ Starting Infinite Task ----");

​

            infiniteTask.Start();    // Task starts.

            Task.Delay(200).Wait();

            cts.Cancel();            // Task is cancelled.

​

            Console.WriteLine($"------ Stopping Infinite Task ----");

            Console.WriteLine();

            Console.WriteLine($"Ended task that uses global cancellation token only within itself. Should be no exceptions.");

            Console.WriteLine($"{Environment.NewLine}{Environment.NewLine}Press enter to continue to next test...");

            //Console.ReadKey(); // not supported in .NET Fiddle

        }

}