tests/test-204.cs

   1 using System;
   2
   3 class X
   4 {
   5         public readonly int x;
   6
   7         public X (int x)
   8         {
   9                 this.x = x;
  10         }
  11
  12         public override string ToString ()
  13         {
  14                 return String.Format ("X ({0})", x);
  15         }
  16
  17         public static X operator & (X a, X b)
  18         {
  19                 return new X (a.x * b.x);
  20         }
  21
  22         public static X operator | (X a, X b)
  23         {
  24                 return new X (a.x + b.x);
  25         }
  26
  27         // Returns true if the value is odd.
  28         public static bool operator true (X x)
  29         {
  30                 return (x.x % 2) != 0;
  31         }
  32
  33         // Returns true if the value is even.
  34         public static bool operator false (X x)
  35         {
  36                 return (x.x % 2) == 0;
  37         }
  38
  39         public static int Test ()
  40         {
  41                 X x = new X (3);
  42                 X y = new X (4);
  43
  44                 X t1 = x && y;
  45                 X t2 = y && x;
  46                 X t3 = x || y;
  47                 X t4 = y || x;
  48
  49                 // Console.WriteLine ("TEST: {0} {1} {2} {3} {4} {5}", x, y, t1, t2, t3, t4);
  50
  51                 if (t1.x != 12)
  52                         return 1;
  53                 if (t2.x != 4)
  54                         return 2;
  55                 if (t3.x != 3)
  56                         return 3;
  57                 if (t4.x != 7)
  58                         return 4;
  59
  60                 return 0;
  61         }
  62
  63         public static int Main ()
  64         {
  65                 int result = Test ();
  66                 Console.WriteLine ("RESULT: {0}", result);
  67                 return result;
  68         }
  69 }