mono/tests/generics-invoke-byref.2.cs

   1 using System;
   2 using System.Collections.Generic;
   3
   4 namespace TestConsole
   5 {
   6     class Program
   7     {
   8         static int Main(string[] args)
   9         {
  10                         List<string> str = null;
  11
  12                         object[] methodArgs = new object[] { str };
  13
  14                         Program p = new Program();
  15                         p.GetType().GetMethod("TestMethod").Invoke(p, methodArgs);
  16
  17                         /* Byref nullable tests */
  18                         object[] a = new object [1];
  19                         int? i = 5;
  20                         object o = i;
  21                         a [0] = o;
  22                         typeof (Program).GetMethod ("TestMethodNullable").Invoke (p, a);
  23                         if ((int)a [0] != 6)
  24                                 return 1;
  25                         if ((int)o != 5)
  26                                 return 2;
  27
  28                         a [0] = null;
  29                         typeof (Program).GetMethod ("TestMethodNullable").Invoke (p, a);
  30                         if ((int)a [0] != 0)
  31                                 return 3;
  32
  33                         return 0;
  34         }
  35
  36                 public Program()
  37                 {
  38                 }
  39
  40         public void TestMethod(ref List<string> strArg)
  41         {
  42           strArg = new List<string>();
  43         }
  44
  45                 public void TestMethodNullable (ref int? x) {
  46                         if (x != null)
  47                                 x ++;
  48                         else
  49                                 x = 0;
  50                 }
  51     }
  52 }