mcs/tests/test-102.cs

   1 using System;
   2 using System.Reflection;
   3
   4 [assembly: AssemblyTitle ("Foo")]
   5 [assembly: AssemblyVersion ("1.0.2")]
   6
   7 namespace N1 {
   8
   9         [AttributeUsage (AttributeTargets.All)]
  10         public class MineAttribute : Attribute {
  11
  12                 public string name;
  13
  14                 public MineAttribute (string s)
  15                 {
  16                         name = s;
  17                 }
  18         }
  19
  20         [AttributeUsage (AttributeTargets.ReturnValue)]
  21         public class ReturnAttribute : Attribute {
  22
  23                 public string name;
  24
  25                 public ReturnAttribute (string s)
  26                 {
  27                         name = s;
  28                 }
  29         }
  30
  31         interface A {
  32                 [Mine ("hello")]
  33                 void Hello ();
  34         }
  35
  36         public class Foo {
  37
  38                 int i;
  39
  40                 [Mine ("Foo")]
  41                 [return: Return ("Bar")]
  42                 public static int Main ()
  43                 {
  44                         Type t = typeof (Foo);
  45                         foreach (MemberInfo m in t.GetMembers ()){
  46                                 if (m.Name == "Main"){
  47                                         MethodInfo mb = (MethodInfo) m;
  48
  49                                         ICustomAttributeProvider p = mb.ReturnTypeCustomAttributes;
  50                                         object [] ret_attrs = p.GetCustomAttributes (false);
  51
  52                                         if (ret_attrs.Length != 1){
  53                                                 Console.WriteLine ("Got more than one return attribute");
  54                                                 return 1;
  55                                         }
  56                                         if (!(ret_attrs [0] is ReturnAttribute)){
  57                                                 Console.WriteLine ("Dit not get a MineAttribute");
  58                                                 return 2;
  59                                         }
  60
  61                                         ReturnAttribute ma = (ReturnAttribute) ret_attrs [0];
  62                                         if (ma.name != "Bar"){
  63                                                 Console.WriteLine ("The return attribute is not Bar");
  64                                                 return 2;
  65                                         }
  66                                 }
  67                         }
  68
  69                         return 0;
  70                 }
  71         }
  72 }