mcs/tests/test-async-07.cs

   1 // Compiler options: -langversion:future
   2
   3 using System;
   4 using System.Threading;
   5 using System.Threading.Tasks;
   6
   7 class Program
   8 {
   9         static int Main ()
  10         {
  11                 var mre_l = new ManualResetEvent (false);
  12                 var mre = new ManualResetEvent (false);
  13
  14                 Func<string, Task<string>> f = async l =>
  15                         await Task.Factory.StartNew (() => {
  16                                 if (!mre_l.WaitOne (3000))
  17                                         throw new ApplicationException ("3");
  18
  19                                 return l;
  20                         });
  21
  22                 var r = f ("a");
  23                 mre_l.Set ();
  24                 if (!r.Wait (3000))
  25                         return 1;
  26
  27                 if (r.Result != "a")
  28                         return 11;
  29
  30                 mre_l.Reset ();
  31
  32                 Func<Task> ff = async () =>
  33                         await Task.Factory.StartNew (() => {
  34                                 if (!mre_l.WaitOne (3000))
  35                                         throw new ApplicationException ("3");
  36                         });
  37
  38                 var rr = ff ();
  39                 mre_l.Set ();
  40                 if (!rr.Wait (3000))
  41                         return 2;
  42
  43                 Func<short, Task<short>> f2 = async l => l;
  44
  45                 var r2 = f2 (88);
  46                 if (r2.Result != 88)
  47                         return 3;
  48
  49                 mre.Reset ();
  50                 mre_l.Reset ();
  51                 Action a = async () => await Task.Factory.StartNew (() => {
  52                                 if (!mre_l.WaitOne (3000))
  53                                         throw new ApplicationException ("4");
  54                                 mre.Set ();
  55                         }, CancellationToken.None);
  56
  57                 a ();
  58                 mre_l.Set ();
  59                 if (!mre.WaitOne (3000))
  60                         return 4;
  61
  62                 Console.WriteLine ("ok");
  63                 return 0;
  64         }
  65 }