mono/tests/custom-attr.cs

   1
   2 using System;
   3 using System.Reflection;
   4
   5 namespace Test {
   6         public class MyAttribute: Attribute {
   7                 public string val;
   8                 public MyAttribute (string stuff) {
   9                         System.Console.WriteLine (stuff);
  10                         val = stuff;
  11                 }
  12         }
  13         public class My2Attribute: MyAttribute {
  14                 public int ival;
  15                 public My2Attribute (string stuff, int blah) : base (stuff) {
  16                         System.Console.WriteLine ("ctor with int val"+stuff);
  17                         ival = blah;
  18                 }
  19         }
  20
  21         public class My3Attribute : Attribute {
  22                 char[] array_val;
  23
  24                 public char[] Prop {
  25                         get {
  26                                 return array_val;
  27                         }
  28                         set {
  29                                 array_val = value;
  30                         }
  31                 }
  32
  33                 public char[] Prop2;
  34         }
  35
  36         [My("testclass")]
  37         [My2("testclass", 22)]
  38         [My3(Prop = new char [] { 'A', 'B', 'C', 'D' }, Prop2 = new char [] { 'A', 'D' })]
  39         public class Test {
  40                 static public int Main() {
  41                         System.Reflection.MemberInfo info = typeof (Test);
  42                         object[] attributes = info.GetCustomAttributes (false);
  43                         for (int i = 0; i < attributes.Length; i ++) {
  44                                 System.Console.WriteLine(attributes[i]);
  45                         }
  46                         if (attributes.Length != 3)
  47                                 return 1;
  48                         for (int i = 0; i < attributes.Length; ++i) {
  49                                 if (attributes [i] is MyAttribute) {
  50                                         if (((MyAttribute)attributes [i]).val != "testclass")
  51                                                 return 2;
  52                                 }
  53                                 if (attributes [i] is My3Attribute) {
  54                                         if (new String (((My3Attribute)attributes [i]).Prop) != "ABCD") {
  55                                                 Console.WriteLine (new String (((My3Attribute)attributes [i]).Prop));
  56                                                 return 3;
  57                                         }
  58                                         if (new String (((My3Attribute)attributes [i]).Prop2) != "AD") {
  59                                                 Console.WriteLine (new String (((My3Attribute)attributes [i]).Prop2));
  60                                                 return 4;
  61                                         }
  62                                 }
  63                         }
  64                         return 0;
  65                 }
  66         }
  67 }