mcs/tests/test-async-19.cs

   1 using System;
   2 using System.Threading;
   3 using System.Threading.Tasks;
   4
   5 class C
   6 {
   7         static ManualResetEvent caught = new ManualResetEvent (false);
   8
   9         static async void Test (ManualResetEvent mre)
  10         {
  11                 var a = Task.Factory.StartNew (() => {
  12                         if (mre.WaitOne (1000))
  13                                 throw new ApplicationException ();
  14                 });
  15
  16                 await a.ConfigureAwait (false);
  17         }
  18
  19         public static int Main ()
  20         {
  21                 ManualResetEvent mre = new ManualResetEvent (false);
  22                 Test (mre);
  23
  24                 var handler = new UnhandledExceptionEventHandler (CurrentDomain_UnhandledException);
  25                 AppDomain.CurrentDomain.UnhandledException += handler;
  26                 try {
  27                         mre.Set ();
  28
  29                         if (!caught.WaitOne (1000))
  30                                 return 1;
  31
  32                         return 0;
  33                 } finally {
  34                         AppDomain.CurrentDomain.UnhandledException -= handler;
  35                 }
  36         }
  37
  38         static void CurrentDomain_UnhandledException (object sender, UnhandledExceptionEventArgs e)
  39         {
  40                 if (e.ExceptionObject is ApplicationException)
  41                         caught.Set ();
  42         }
  43 }