mono/tests/generic-delegate.2.cs

   1 using System;
   2
   3 public class ClassA {}
   4
   5 public delegate int IntDelegate (int x);
   6 public delegate T[] TDelegate<T> ();
   7
   8 public class Gen<T> {
   9         public int intFunction (int x) {
  10                 return x + 1;
  11         }
  12
  13         public IntDelegate getIntDelegate () {
  14                 return intFunction;
  15         }
  16
  17         public virtual int virtIntFunction (int x) {
  18                 return x + 2;
  19         }
  20
  21         public IntDelegate getVirtIntDelegate () {
  22                 return virtIntFunction;
  23         }
  24
  25         public T[] tFunction () {
  26                 return new T[3];
  27         }
  28
  29         public TDelegate<T> getTDelegate () {
  30                 return tFunction;
  31         }
  32
  33         public static T[] staticTFunction () {
  34                 return new T[3];
  35         }
  36
  37         public TDelegate<T> getStaticTDelegate () {
  38                 return staticTFunction;
  39         }
  40 }
  41
  42 public class main {
  43         public static int Main () {
  44                 Gen<ClassA> ga = new Gen<ClassA> ();
  45                 IntDelegate id = ga.getIntDelegate ();
  46                 TDelegate<ClassA> tda = ga.getTDelegate ();
  47                 IntDelegate vid = ga.getVirtIntDelegate ();
  48                 TDelegate<ClassA> stda = ga.getStaticTDelegate ();
  49
  50                 if (id (123) != 124)
  51                         return 1;
  52                 if (tda ().GetType () != typeof (ClassA[]))
  53                         return 1;
  54                 if (vid (123) != 125)
  55                         return 1;
  56                 if (stda ().GetType () != typeof (ClassA[]))
  57                         return 1;
  58
  59                 tda = (TDelegate<ClassA>)Delegate.CreateDelegate (typeof (TDelegate<ClassA>),
  60                                 typeof (Gen<ClassA>).GetMethod ("staticTFunction"));
  61
  62                 if (tda ().GetType () != typeof (ClassA[]))
  63                         return 1;
  64
  65                 return 0;
  66         }
  67 }