tests/test-312.cs

   1 using System;
   2
   3 struct PointF {
   4         public float fa, fb;
   5
   6         public PointF (float a, float b)
   7         {
   8                 fa = a;
   9                 fb = b;
  10                 Console.WriteLine ("PointF created {0} and {1}", fa, fb);
  11         }
  12 }
  13
  14 struct Point {
  15         int ia, ib;
  16
  17         public static implicit operator PointF (Point pt)
  18         {
  19                 return new PointF (pt.ia, pt.ib);
  20         }
  21
  22         public Point (int a, int b)
  23         {
  24                 Console.WriteLine ("Initialized with {0} and {1}", a, b);
  25                 ia = a;
  26                 ib = b;
  27         }
  28 }
  29
  30 class X {
  31         static bool ok = false;
  32         PointF field;
  33
  34         static bool Method (PointF f)
  35         {
  36                 Console.WriteLine ("Method with PointF arg: {0} {1}", f.fa, f.fb);
  37                 if (f.fa != 100 || f.fb != 200)
  38                         return false;
  39                 return true;
  40         }
  41
  42         static bool Call_constructor_and_implicit ()
  43         {
  44                 ok = false;
  45                 return Method (new Point (100, 200));
  46         }
  47
  48
  49         static bool Init_with_implicit_conv ()
  50         {
  51                 PointF p = new Point (1, 100);
  52                 if (p.fa == 1 && p.fb == 100)
  53                         return true;
  54                 return false;
  55         }
  56
  57         static bool Init_ValueType ()
  58         {
  59                 Point p = new Point (100, 200);
  60                 return Method (p);
  61         }
  62
  63         static bool InstanceAssignTest ()
  64         {
  65                 X x = new X ();
  66                 x.field = new Point (100, 200);
  67                 if (x.field.fa != 100 || x.field.fb != 200)
  68                         return false;
  69                 return true;
  70         }
  71
  72         static int T ()
  73         {
  74
  75                 if (!Init_with_implicit_conv ())
  76                         return 100;
  77                 if (!Call_constructor_and_implicit ())
  78                         return 101;
  79                 if (!Init_ValueType ())
  80                         return 102;
  81                 if (!InstanceAssignTest ())
  82                         return 103;
  83                 return 0;
  84         }
  85
  86         static int Main ()
  87         {
  88                 int t = T ();
  89                 if (t != 0)
  90                         Console.WriteLine ("Failed on test: " + t);
  91                 Console.WriteLine ("Succeed");
  92                 return t;
  93         }
  94
  95 }