libstdc++-v3/testsuite/23_containers/map/modifiers/swap/3.cc

   1 // 2005-12-20  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2005-2024 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 23.3.1 map::swap
  21
  22 #include <map>
  23 #include <testsuite_hooks.h>
  24 #include <testsuite_allocator.h>
  25
  26 // uneq_allocator, two different personalities.
  27 void
  28 test01()
  29 {
  30   using namespace std;
  31
  32   typedef pair<const char, int> my_pair;
  33   typedef __gnu_test::uneq_allocator<my_pair> my_alloc;
  34   typedef map<char, int, less<char>, my_alloc> my_map;
  35
  36   const char title01[] = "Rivers of sand";
  37   const char title02[] = "Concret PH";
  38   const char title03[] = "Sonatas and Interludes for Prepared Piano";
  39   const char title04[] = "never as tired as when i'm waking up";
  40
  41   const size_t N1 = sizeof(title01);
  42   const size_t N2 = sizeof(title02);
  43   const size_t N3 = sizeof(title03);
  44   const size_t N4 = sizeof(title04);
  45
  46   map<char, int> map01_ref;
  47   for (size_t i = 0; i < N1; ++i)
  48     map01_ref.insert(my_pair(title01[i], i));
  49   map<char, int> map02_ref;
  50   for (size_t i = 0; i < N2; ++i)
  51     map02_ref.insert(my_pair(title02[i], i));
  52   map<char, int> map03_ref;
  53   for (size_t i = 0; i < N3; ++i)
  54     map03_ref.insert(my_pair(title03[i], i));
  55   map<char, int> map04_ref;
  56   for (size_t i = 0; i < N4; ++i)
  57     map04_ref.insert(my_pair(title04[i], i));
  58
  59   my_map::size_type size01, size02;
  60
  61   my_alloc alloc01(1), alloc02(2);
  62   int personality01, personality02;
  63
  64   my_map map01(less<char>(), alloc01);
  65   size01 = map01.size();
  66   personality01 = map01.get_allocator().get_personality();
  67   my_map map02(less<char>(), alloc02);
  68   size02 = map02.size();
  69   personality02 = map02.get_allocator().get_personality();
  70
  71   map01.swap(map02);
  72   VERIFY( map01.size() == size02 );
  73   VERIFY( map01.empty() );
  74   VERIFY( map02.size() == size01 );
  75   VERIFY( map02.empty() );
  76   VERIFY( map01.get_allocator().get_personality() == personality02 );
  77   VERIFY( map02.get_allocator().get_personality() == personality01 );
  78
  79   my_map map03(less<char>(), alloc02);
  80   size01 = map03.size();
  81   personality01 = map03.get_allocator().get_personality();
  82   my_map map04(map02_ref.begin(), map02_ref.end(), less<char>(), alloc01);
  83   size02 = map04.size();
  84   personality02 = map04.get_allocator().get_personality();
  85
  86   map03.swap(map04);
  87   VERIFY( map03.size() == size02 );
  88   VERIFY( equal(map03.begin(), map03.end(), map02_ref.begin()) );
  89   VERIFY( map04.size() == size01 );
  90   VERIFY( map04.empty() );
  91   VERIFY( map03.get_allocator().get_personality() == personality02 );
  92   VERIFY( map04.get_allocator().get_personality() == personality01 );
  93
  94   my_map map05(map01_ref.begin(), map01_ref.end(), less<char>(), alloc01);
  95   size01 = map05.size();
  96   personality01 = map05.get_allocator().get_personality();
  97   my_map map06(map02_ref.begin(), map02_ref.end(), less<char>(), alloc02);
  98   size02 = map06.size();
  99   personality02 = map06.get_allocator().get_personality();
 100
 101   map05.swap(map06);
 102   VERIFY( map05.size() == size02 );
 103   VERIFY( equal(map05.begin(), map05.end(), map02_ref.begin()) );
 104   VERIFY( map06.size() == size01 );
 105   VERIFY( equal(map06.begin(), map06.end(), map01_ref.begin()) );
 106   VERIFY( map05.get_allocator().get_personality() == personality02 );
 107   VERIFY( map06.get_allocator().get_personality() == personality01 );
 108
 109   my_map map07(map01_ref.begin(), map01_ref.end(), less<char>(), alloc02);
 110   size01 = map07.size();
 111   personality01 = map07.get_allocator().get_personality();
 112   my_map map08(map03_ref.begin(), map03_ref.end(), less<char>(), alloc01);
 113   size02 = map08.size();
 114   personality02 = map08.get_allocator().get_personality();
 115
 116   map07.swap(map08);
 117   VERIFY( map07.size() == size02 );
 118   VERIFY( equal(map07.begin(), map07.end(), map03_ref.begin()) );
 119   VERIFY( map08.size() == size01 );
 120   VERIFY( equal(map08.begin(), map08.end(), map01_ref.begin()) );
 121   VERIFY( map07.get_allocator().get_personality() == personality02 );
 122   VERIFY( map08.get_allocator().get_personality() == personality01 );
 123
 124   my_map map09(map03_ref.begin(), map03_ref.end(), less<char>(), alloc01);
 125   size01 = map09.size();
 126   personality01 = map09.get_allocator().get_personality();
 127   my_map map10(map04_ref.begin(), map04_ref.end(), less<char>(), alloc02);
 128   size02 = map10.size();
 129   personality02 = map10.get_allocator().get_personality();
 130
 131   map09.swap(map10);
 132   VERIFY( map09.size() == size02 );
 133   VERIFY( equal(map09.begin(), map09.end(), map04_ref.begin()) );
 134   VERIFY( map10.size() == size01 );
 135   VERIFY( equal(map10.begin(), map10.end(), map03_ref.begin()) );
 136   VERIFY( map09.get_allocator().get_personality() == personality02 );
 137   VERIFY( map10.get_allocator().get_personality() == personality01 );
 138
 139   my_map map11(map04_ref.begin(), map04_ref.end(), less<char>(), alloc02);
 140   size01 = map11.size();
 141   personality01 = map11.get_allocator().get_personality();
 142   my_map map12(map01_ref.begin(), map01_ref.end(), less<char>(), alloc01);
 143   size02 = map12.size();
 144   personality02 = map12.get_allocator().get_personality();
 145
 146   map11.swap(map12);
 147   VERIFY( map11.size() == size02 );
 148   VERIFY( equal(map11.begin(), map11.end(), map01_ref.begin()) );
 149   VERIFY( map12.size() == size01 );
 150   VERIFY( equal(map12.begin(), map12.end(), map04_ref.begin()) );
 151   VERIFY( map11.get_allocator().get_personality() == personality02 );
 152   VERIFY( map12.get_allocator().get_personality() == personality01 );
 153
 154   my_map map13(map03_ref.begin(), map03_ref.end(), less<char>(), alloc01);
 155   size01 = map13.size();
 156   personality01 = map13.get_allocator().get_personality();
 157   my_map map14(map03_ref.begin(), map03_ref.end(), less<char>(), alloc02);
 158   size02 = map14.size();
 159   personality02 = map14.get_allocator().get_personality();
 160
 161   map13.swap(map14);
 162   VERIFY( map13.size() == size02 );
 163   VERIFY( equal(map13.begin(), map13.end(), map03_ref.begin()) );
 164   VERIFY( map14.size() == size01 );
 165   VERIFY( equal(map14.begin(), map14.end(), map03_ref.begin()) );
 166   VERIFY( map13.get_allocator().get_personality() == personality02 );
 167   VERIFY( map14.get_allocator().get_personality() == personality01 );
 168 }
 169
 170 int main()
 171 {
 172   test01();
 173   return 0;
 174 }