mcs/tests/test-async-18.cs

   1 using System;
   2 using System.Threading.Tasks;
   3 using System.Threading;
   4
   5 class Tester
   6 {
   7         async Task<int> Lambda_1 ()
   8         {
   9                 int res = 1;
  10                 {
  11                         int a = 8;
  12                         Func<int> f = () => a;
  13                         res = await Task.Factory.StartNew (f).ConfigureAwait (false);
  14                         res += f ();
  15                 }
  16
  17                 return res - 16;
  18         }
  19
  20         async Task<int> Lambda_2 ()
  21         {
  22                 int res = 1;
  23                 {
  24                         int a = 8;
  25                         Func<int> f = () => a + res;
  26                         res = await Task.Factory.StartNew (f).ConfigureAwait (false);
  27                         res += f ();
  28                 }
  29
  30                 return res - 26;
  31         }
  32
  33         async Task<int> Lambda_3<T> ()
  34         {
  35                 int res = 1;
  36                 {
  37                         int a = 8;
  38                         Func<int> f = () => a;
  39                         res = await Task.Factory.StartNew (f).ConfigureAwait (false);
  40                         res += f ();
  41                 }
  42
  43                 return res - 16;
  44         }
  45
  46         public static int Main ()
  47         {
  48                 var t = new Tester ().Lambda_1 ();
  49                 if (!Task.WaitAll (new [] { t }, 1000))
  50                         return 1;
  51
  52                 if (t.Result != 0)
  53                         return 2;
  54
  55                 t = new Tester ().Lambda_2 ();
  56                 if (!Task.WaitAll (new [] { t }, 1000))
  57                         return 3;
  58
  59                 if (t.Result != 0)
  60                         return 4;
  61
  62                 t = new Tester ().Lambda_3<ulong>();
  63                 if (!Task.WaitAll (new [] { t }, 1000))
  64                         return 5;
  65
  66                 if (t.Result != 0)
  67                         return 6;
  68
  69                 Console.WriteLine ("ok");
  70                 return 0;
  71         }
  72 }