mcs/tests/gtest-collectioninit-01.cs

   1
   2 // Tests collection initialization
   3
   4 using System;
   5 using System.Collections;
   6 using System.Collections.Generic;
   7
   8 public class Test
   9 {
  10         class Wrap
  11         {
  12                 ArrayList numbers = new ArrayList ();
  13                 public int Id;
  14                 public Wrap Next;
  15
  16                 public Wrap ()
  17                 {
  18                         Next = new Wrap (100);
  19                 }
  20
  21                 public Wrap (int i)
  22                 {
  23                         Next = this;
  24                 }
  25
  26                 public ArrayList Numbers {
  27                         get {
  28                                 return numbers;
  29                         }
  30                 }
  31         }
  32
  33         static void TestList (List<int> list, int expectedCount)
  34         {
  35                 if (list.Count != expectedCount)
  36                         throw new ApplicationException (expectedCount.ToString ());
  37
  38                 foreach (int i in list)
  39                         Console.WriteLine (i);
  40         }
  41
  42         public static int Main ()
  43         {
  44                 ArrayList collection = new ArrayList { "Foo", null, 1 };
  45                 if (collection.Count != 3)
  46                         return 1;
  47
  48                 if ((string)collection [0] != "Foo")
  49                         return 2;
  50
  51                 if ((int)collection [2] != 1)
  52                         return 3;
  53
  54                 List<string> generic_collection = new List<string> { "Hello", "World" };
  55                 foreach (string s in generic_collection)
  56                         if (s.Length != 5)
  57                                 return 4;
  58
  59                 List<Wrap> a = null;
  60                 a = new List<Wrap> () {
  61                         new Wrap (0) {
  62                                 Id = 0,
  63                                 Numbers = { 5, 10 },
  64                                 Next = { Id = 55 }
  65                         },
  66                         new Wrap {
  67                                 Id = 1,
  68                                 Numbers = { collection, }
  69                         },
  70                         new Wrap {
  71                                 Id = 2,
  72                                 Numbers = { },
  73                         },
  74                         null
  75                 };
  76
  77                 if (a.Count != 4)
  78                         return 5;
  79
  80                 if ((int)a [0].Numbers [1] != 10)
  81                         return 6;
  82
  83                 new List<int> { 1, 2, 3, 4 };
  84                 TestList (new List<int> { 1, 2, 3, 4 }, 4);
  85
  86                 new List<int> { };
  87
  88                 Console.WriteLine ("OK");
  89                 return 0;
  90         }
  91 }
  92