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

   1 // 2005-12-20  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2005-2025 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 // 23.3.3 set::swap
  21
  22 #include <set>
  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 __gnu_test::uneq_allocator<char> my_alloc;
  33   typedef set<char, less<char>, my_alloc> my_set;
  34
  35   const char title01[] = "Rivers of sand";
  36   const char title02[] = "Concret PH";
  37   const char title03[] = "Sonatas and Interludes for Prepared Piano";
  38   const char title04[] = "never as tired as when i'm waking up";
  39
  40   const size_t N1 = sizeof(title01);
  41   const size_t N2 = sizeof(title02);
  42   const size_t N3 = sizeof(title03);
  43   const size_t N4 = sizeof(title04);
  44
  45   const set<char> set01_ref(title01, title01 + N1);
  46   const set<char> set02_ref(title02, title02 + N2);
  47   const set<char> set03_ref(title03, title03 + N3);
  48   const set<char> set04_ref(title04, title04 + N4);
  49
  50   my_set::size_type size01, size02;
  51
  52   my_alloc alloc01(1), alloc02(2);
  53   int personality01, personality02;
  54
  55   my_set set01(less<char>(), alloc01);
  56   size01 = set01.size();
  57   personality01 = set01.get_allocator().get_personality();
  58   my_set set02(less<char>(), alloc02);
  59   size02 = set02.size();
  60   personality02 = set02.get_allocator().get_personality();
  61
  62   set01.swap(set02);
  63   VERIFY( set01.size() == size02 );
  64   VERIFY( set01.empty() );
  65   VERIFY( set02.size() == size01 );
  66   VERIFY( set02.empty() );
  67   VERIFY( set01.get_allocator().get_personality() == personality02 );
  68   VERIFY( set02.get_allocator().get_personality() == personality01 );
  69
  70   my_set set03(less<char>(), alloc02);
  71   size01 = set03.size();
  72   personality01 = set03.get_allocator().get_personality();
  73   my_set set04(title02, title02 + N2, less<char>(), alloc01);
  74   size02 = set04.size();
  75   personality02 = set04.get_allocator().get_personality();
  76
  77   set03.swap(set04);
  78   VERIFY( set03.size() == size02 );
  79   VERIFY( equal(set03.begin(), set03.end(), set02_ref.begin()) );
  80   VERIFY( set04.size() == size01 );
  81   VERIFY( set04.empty() );
  82   VERIFY( set03.get_allocator().get_personality() == personality02 );
  83   VERIFY( set04.get_allocator().get_personality() == personality01 );
  84
  85   my_set set05(title01, title01 + N1, less<char>(), alloc01);
  86   size01 = set05.size();
  87   personality01 = set05.get_allocator().get_personality();
  88   my_set set06(title02, title02 + N2, less<char>(), alloc02);
  89   size02 = set06.size();
  90   personality02 = set06.get_allocator().get_personality();
  91
  92   set05.swap(set06);
  93   VERIFY( set05.size() == size02 );
  94   VERIFY( equal(set05.begin(), set05.end(), set02_ref.begin()) );
  95   VERIFY( set06.size() == size01 );
  96   VERIFY( equal(set06.begin(), set06.end(), set01_ref.begin()) );
  97   VERIFY( set05.get_allocator().get_personality() == personality02 );
  98   VERIFY( set06.get_allocator().get_personality() == personality01 );
  99
 100   my_set set07(title01, title01 + N1, less<char>(), alloc02);
 101   size01 = set07.size();
 102   personality01 = set07.get_allocator().get_personality();
 103   my_set set08(title03, title03 + N3, less<char>(), alloc01);
 104   size02 = set08.size();
 105   personality02 = set08.get_allocator().get_personality();
 106
 107   set07.swap(set08);
 108   VERIFY( set07.size() == size02 );
 109   VERIFY( equal(set07.begin(), set07.end(), set03_ref.begin()) );
 110   VERIFY( set08.size() == size01 );
 111   VERIFY( equal(set08.begin(), set08.end(), set01_ref.begin()) );
 112   VERIFY( set07.get_allocator().get_personality() == personality02 );
 113   VERIFY( set08.get_allocator().get_personality() == personality01 );
 114
 115   my_set set09(title03, title03 + N3, less<char>(), alloc01);
 116   size01 = set09.size();
 117   personality01 = set09.get_allocator().get_personality();
 118   my_set set10(title04, title04 + N4, less<char>(), alloc02);
 119   size02 = set10.size();
 120   personality02 = set10.get_allocator().get_personality();
 121
 122   set09.swap(set10);
 123   VERIFY( set09.size() == size02 );
 124   VERIFY( equal(set09.begin(), set09.end(), set04_ref.begin()) );
 125   VERIFY( set10.size() == size01 );
 126   VERIFY( equal(set10.begin(), set10.end(), set03_ref.begin()) );
 127   VERIFY( set09.get_allocator().get_personality() == personality02 );
 128   VERIFY( set10.get_allocator().get_personality() == personality01 );
 129
 130   my_set set11(title04, title04 + N4, less<char>(), alloc02);
 131   size01 = set11.size();
 132   personality01 = set11.get_allocator().get_personality();
 133   my_set set12(title01, title01 + N1, less<char>(), alloc01);
 134   size02 = set12.size();
 135   personality02 = set12.get_allocator().get_personality();
 136
 137   set11.swap(set12);
 138   VERIFY( set11.size() == size02 );
 139   VERIFY( equal(set11.begin(), set11.end(), set01_ref.begin()) );
 140   VERIFY( set12.size() == size01 );
 141   VERIFY( equal(set12.begin(), set12.end(), set04_ref.begin()) );
 142   VERIFY( set11.get_allocator().get_personality() == personality02 );
 143   VERIFY( set12.get_allocator().get_personality() == personality01 );
 144
 145   my_set set13(title03, title03 + N3, less<char>(), alloc01);
 146   size01 = set13.size();
 147   personality01 = set13.get_allocator().get_personality();
 148   my_set set14(title03, title03 + N3, less<char>(), alloc02);
 149   size02 = set14.size();
 150   personality02 = set14.get_allocator().get_personality();
 151
 152   set13.swap(set14);
 153   VERIFY( set13.size() == size02 );
 154   VERIFY( equal(set13.begin(), set13.end(), set03_ref.begin()) );
 155   VERIFY( set14.size() == size01 );
 156   VERIFY( equal(set14.begin(), set14.end(), set03_ref.begin()) );
 157   VERIFY( set13.get_allocator().get_personality() == personality02 );
 158   VERIFY( set14.get_allocator().get_personality() == personality01 );
 159 }
 160
 161 int main()
 162 {
 163   test01();
 164   return 0;
 165 }