ASP.NET async Deadlock Example

DeadlockController.cs

using System.Threading.Tasks;
using System.Web.Mvc;

namespace DeadlockExperiment.Controllers
{
    public class DeadlockController : Controller
    {
        public ActionResult Index()
        {
            AsyncMethod().Wait(); // Deadlock!

            return View();
        }

        private async Task AsyncMethod()
        {
            await Task.Delay(1000);
        }
    }
}