tests/gtest-etree-07.cs

   1 // Compiler options: -unsafe
   2
   3 using System;
   4 using System.Linq.Expressions;
   5
   6 delegate void EmptyDelegate ();
   7 unsafe delegate int* UnsafeDelegate ();
   8
   9 class C
  10 {
  11         static int i;
  12
  13         static void Test ()
  14         {
  15                 i += 9;
  16         }
  17
  18         static unsafe int* Foo ()
  19         {
  20                 return (int*)1;
  21         }
  22
  23         public static int Main ()
  24         {
  25                 Expression<Func<EmptyDelegate>> e = () => new EmptyDelegate (Test);
  26
  27                 if (e.Body.ToString () != "Convert(CreateDelegate(EmptyDelegate, null, Void Test()))")
  28                         return 1;
  29
  30                 var v = e.Compile ();
  31                 v.Invoke ()();
  32
  33                 if (i != 9)
  34                         return 2;
  35
  36                 Expression<Func<EmptyDelegate>> e2 = () => Test;
  37                 if (e2.Body.ToString () != "Convert(CreateDelegate(EmptyDelegate, null, Void Test()))")
  38                         return 3;
  39
  40                 var v2 = e2.Compile ();
  41                 v2.Invoke ()();
  42
  43                 if (i != 18)
  44                         return 4;
  45
  46                 unsafe {
  47                         Expression<Func<UnsafeDelegate>> e3 = () => new UnsafeDelegate (Foo);
  48                         if (e3.Body.ToString () != "Convert(CreateDelegate(UnsafeDelegate, null, Int32* Foo()))")
  49                                 return 5;
  50
  51                         var v3 = e3.Compile ();
  52                         if (v3.Invoke ()() != (int*)1)
  53                                 return 6;
  54                 }
  55
  56                 Console.WriteLine ("OK");
  57                 return 0;
  58         }
  59 }
  60