mcs/tests/gtest-iter-23.cs

   1 using System;
   2 using System.Collections.Generic;
   3
   4 class C
   5 {
   6         static IEnumerable<int> Test ()
   7         {
   8                 List<Func<int>> lambdas = new List<Func<int>> ();
   9                 for (int i = 0; i < 4; ++i) {
  10                         int h = i;
  11                         lambdas.Add (() => h);
  12                         yield return 2;
  13                 }
  14
  15                 for (int i = 0; i < 4; ++i) {
  16                         yield return lambdas[i] ();
  17                 }
  18         }
  19
  20         static IEnumerable<int> Test_2 ()
  21         {
  22                 List<Func<int>> lambdas = new List<Func<int>> ();
  23                 for (int i = 0; i < 4; ++i) {
  24                         int h = i;
  25                         lambdas.Add (() => h);
  26                 }
  27
  28                 for (int i = 0; i < 4; ++i) {
  29                         yield return lambdas[i] ();
  30                 }
  31         }
  32
  33         public static int Main ()
  34         {
  35                 int t = 0;
  36                 foreach (var a in Test ()) {
  37                         t += a;
  38                 }
  39
  40                 Console.WriteLine (t);
  41                 if (t != 14)
  42                         return 1;
  43
  44                 t = 0;
  45                 foreach (var a in Test_2 ()) {
  46                         t += a;
  47                 }
  48
  49                 Console.WriteLine (t);
  50                 if (t != 6)
  51                         return 2;
  52
  53                 return 0;
  54         }
  55 }