tests/gtest-166.cs

   1 // Compiler options: -unsafe -r:gtest-166-lib.dll
   2
   3 // Fixed buffers tests
   4
   5 using System;
   6 using System.Runtime.InteropServices;
   7
   8 //[module: DefaultCharSet (CharSet.Ansi)]
   9
  10 [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
  11 public unsafe struct TestNew {
  12         private fixed char test_1 [128];
  13         public fixed bool test2 [4];
  14
  15         public fixed int T [2];
  16         public fixed bool test20 [4], test21 [40];
  17
  18         private int foo, foo2;
  19         public void SetTest () {
  20                 fixed (char* c = test_1) {
  21                         *c = 'g';
  22                 }
  23         }
  24 }
  25
  26 struct Struct2 {
  27         public unsafe fixed byte Pad[64];
  28 }
  29
  30 public class C {
  31         unsafe static int Test () {
  32                 TestNew tt = new TestNew ();
  33                 tt.SetTest ();
  34                 tt.test2 [2] = false;
  35                 tt.T [1] = 5544;
  36                 if (tt.T [1] != 5544)
  37                         return 2;
  38
  39                 ExternalStruct es = new ExternalStruct ();
  40                 es.double_buffer [1] = 999999.8888;
  41                 es.double_buffer [0] = es.double_buffer [1];
  42
  43                 // Attributes test
  44                 if (Attribute.GetCustomAttribute (typeof (TestNew).GetField ("test2"), typeof (System.Runtime.CompilerServices.FixedBufferAttribute)) == null)
  45                         return 3;
  46
  47
  48                 if (typeof (TestNew).GetNestedTypes ().Length != 5)
  49                         return 5;
  50
  51                 foreach (Type t in typeof (TestNew).GetNestedTypes ()) {
  52                         if (Attribute.GetCustomAttribute (t, typeof (System.Runtime.CompilerServices.CompilerGeneratedAttribute)) == null)
  53                                 return 40;
  54
  55                         if (Attribute.GetCustomAttribute (t, typeof (System.Runtime.CompilerServices.UnsafeValueTypeAttribute)) == null)
  56                                 return 41;
  57
  58                         if (!t.IsUnicodeClass)
  59                                 return 42;
  60                 }
  61
  62                 Console.WriteLine ("OK");
  63                 return 0;
  64         }
  65
  66         public static int Main () {
  67                 return Test ();
  68         }
  69 }