mcs/tests/gtest-543.cs

   1 using System.Collections.Generic;
   2
   3 public class Blah<T>
   4 {
   5         public class WrapperWrapper<N>
   6         {
   7                 public readonly Wrapper<N> Wrapper;
   8
   9                 public WrapperWrapper ()
  10                         : this (Wrapper<N>.Empty)
  11                 {
  12                 }
  13
  14                 protected WrapperWrapper (Wrapper<N> val)
  15                 {
  16                         Wrapper = val;
  17                 }
  18
  19                 public WrapperWrapper<N> NewWrapperWrapper (Wrapper<N> val)
  20                 {
  21                         return new WrapperWrapper<N> (val);
  22                 }
  23         }
  24 }
  25
  26 public class Wrapper<U>
  27 {
  28         public static Wrapper<U> Empty = new Wrapper<U> (default (U));
  29
  30         private Wrapper (U u)
  31         {
  32         }
  33 }
  34
  35 public class C
  36 {
  37         public static int Main ()
  38         {
  39                 var r = new Blah<ulong>.WrapperWrapper<byte>().NewWrapperWrapper (Wrapper<byte>.Empty);
  40                 if (r == null)
  41                         return 1;
  42
  43                 return 0;
  44         }
  45 }