mcs/tests/gtest-optional-04.cs

   1 using System;
   2
   3 public struct S
   4 {
   5 }
   6
   7 public class C
   8 {
   9         static void Foo<T> (T t, T u = default (T))
  10         {
  11         }
  12
  13         static void TestParams (params int[] i)
  14         {
  15                 throw new ApplicationException ();
  16         }
  17
  18         static void TestParams (int i = 4)
  19         {
  20         }
  21
  22         static void TestParams2 (string s, params int[] i)
  23         {
  24                 throw new ApplicationException ();
  25         }
  26
  27         static void TestParams2 (string s, int i = 4)
  28         {
  29         }
  30
  31         static void TestStruct (int? s = new int ())
  32         {
  33                 if (!s.HasValue)
  34                         throw new ApplicationException ("TestStruct");
  35         }
  36
  37         static void TestStruct2 (S? s = new S? ())
  38         {
  39         }
  40
  41         public string this [int i, string s = "test"] {
  42                 get { return s; }
  43                 set { value = s; }
  44         }
  45
  46         public static int Main ()
  47         {
  48                 Foo ("f");
  49                 Foo (2);
  50                 Foo (2, 4);
  51                 Foo<long> (2);
  52                 Foo<string> ("2", "3");
  53
  54                 TestParams ();
  55                 TestParams2 ("a");
  56
  57                 TestStruct ();
  58                 TestStruct2 ();
  59
  60                 C c = new C ();
  61                 if (c [1] != "test")
  62                         return 1;
  63
  64                 c [3] = "value";
  65
  66                 return 0;
  67         }
  68 }