libstdc++-v3/testsuite/tr1/6_containers/unordered_multiset/swap/1.cc

   1 // 2005-12-20  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2005-2023 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 // 6.3.4.5 unordered_multiset::swap
  21
  22 #include <tr1/unordered_set>
  23 #include <set>
  24 #include <testsuite_hooks.h>
  25 #include <testsuite_allocator.h>
  26
  27 // uneq_allocator as a non-empty allocator.
  28 void
  29 test01()
  30 {
  31   using namespace std::tr1;
  32   using std::equal_to;
  33   using std::multiset;
  34
  35   typedef __gnu_test::uneq_allocator<char> my_alloc;
  36   typedef unordered_multiset<char, hash<char>, equal_to<char>, my_alloc>
  37     my_umset;
  38
  39   const char title01[] = "Rivers of sand";
  40   const char title02[] = "Concret PH";
  41   const char title03[] = "Sonatas and Interludes for Prepared Piano";
  42   const char title04[] = "never as tired as when i'm waking up";
  43
  44   const size_t N1 = sizeof(title01);
  45   const size_t N2 = sizeof(title02);
  46   const size_t N3 = sizeof(title03);
  47   const size_t N4 = sizeof(title04);
  48
  49   typedef multiset<char> my_mset;
  50   const my_mset mset01_ref(title01, title01 + N1);
  51   const my_mset mset02_ref(title02, title02 + N2);
  52   const my_mset mset03_ref(title03, title03 + N3);
  53   const my_mset mset04_ref(title04, title04 + N4);
  54
  55   my_umset::size_type size01, size02;
  56
  57   my_alloc alloc01(1);
  58
  59   my_umset umset01(10, hash<char>(), equal_to<char>(), alloc01);
  60   size01 = umset01.size();
  61   my_umset umset02(10, hash<char>(), equal_to<char>(), alloc01);
  62   size02 = umset02.size();
  63
  64   umset01.swap(umset02);
  65   VERIFY( umset01.size() == size02 );
  66   VERIFY( umset01.empty() );
  67   VERIFY( umset02.size() == size01 );
  68   VERIFY( umset02.empty() );
  69
  70   my_umset umset03(10, hash<char>(), equal_to<char>(), alloc01);
  71   size01 = umset03.size();
  72   my_umset umset04(mset02_ref.begin(), mset02_ref.end(), 10, hash<char>(),
  73                    equal_to<char>(), alloc01);
  74   size02 = umset04.size();
  75
  76   umset03.swap(umset04);
  77   VERIFY( umset03.size() == size02 );
  78   VERIFY( my_mset(umset03.begin(), umset03.end()) == mset02_ref );
  79   VERIFY( umset04.size() == size01 );
  80   VERIFY( umset04.empty() );
  81
  82   my_umset umset05(mset01_ref.begin(), mset01_ref.end(), 10, hash<char>(),
  83                    equal_to<char>(), alloc01);
  84   size01 = umset05.size();
  85   my_umset umset06(mset02_ref.begin(), mset02_ref.end(), 10, hash<char>(),
  86                    equal_to<char>(), alloc01);
  87   size02 = umset06.size();
  88
  89   umset05.swap(umset06);
  90   VERIFY( umset05.size() == size02 );
  91   VERIFY( my_mset(umset05.begin(), umset05.end()) == mset02_ref );
  92   VERIFY( umset06.size() == size01 );
  93   VERIFY( my_mset(umset06.begin(), umset06.end()) == mset01_ref );
  94
  95   my_umset umset07(mset01_ref.begin(), mset01_ref.end(), 10, hash<char>(),
  96                    equal_to<char>(), alloc01);
  97   size01 = umset07.size();
  98   my_umset umset08(mset03_ref.begin(), mset03_ref.end(), 10, hash<char>(),
  99                    equal_to<char>(), alloc01);
 100   size02 = umset08.size();
 101
 102   umset07.swap(umset08);
 103   VERIFY( umset07.size() == size02 );
 104   VERIFY( my_mset(umset07.begin(), umset07.end()) == mset03_ref );
 105   VERIFY( umset08.size() == size01 );
 106   VERIFY( my_mset(umset08.begin(), umset08.end()) == mset01_ref );
 107
 108   my_umset umset09(mset03_ref.begin(), mset03_ref.end(), 10, hash<char>(),
 109                    equal_to<char>(), alloc01);
 110   size01 = umset09.size();
 111   my_umset umset10(mset04_ref.begin(), mset04_ref.end(), 10, hash<char>(),
 112                    equal_to<char>(), alloc01);
 113   size02 = umset10.size();
 114
 115   umset09.swap(umset10);
 116   VERIFY( umset09.size() == size02 );
 117   VERIFY( my_mset(umset09.begin(), umset09.end()) == mset04_ref );
 118   VERIFY( umset10.size() == size01 );
 119   VERIFY( my_mset(umset10.begin(), umset10.end()) == mset03_ref );
 120
 121   my_umset umset11(mset04_ref.begin(), mset04_ref.end(), 10, hash<char>(),
 122                    equal_to<char>(), alloc01);
 123   size01 = umset11.size();
 124   my_umset umset12(mset01_ref.begin(), mset01_ref.end(), 10, hash<char>(),
 125                    equal_to<char>(), alloc01);
 126   size02 = umset12.size();
 127
 128   umset11.swap(umset12);
 129   VERIFY( umset11.size() == size02 );
 130   VERIFY( my_mset(umset11.begin(), umset11.end()) == mset01_ref );
 131   VERIFY( umset12.size() == size01 );
 132   VERIFY( my_mset(umset12.begin(), umset12.end()) == mset04_ref );
 133
 134   my_umset umset13(mset03_ref.begin(), mset03_ref.end(), 10, hash<char>(),
 135                    equal_to<char>(), alloc01);
 136   size01 = umset13.size();
 137   my_umset umset14(mset03_ref.begin(), mset03_ref.end(), 10, hash<char>(),
 138                    equal_to<char>(), alloc01);
 139   size02 = umset14.size();
 140
 141   umset13.swap(umset14);
 142   VERIFY( umset13.size() == size02 );
 143   VERIFY( my_mset(umset13.begin(), umset13.end()) == mset03_ref );
 144   VERIFY( umset14.size() == size01 );
 145   VERIFY( my_mset(umset14.begin(), umset14.end()) == mset03_ref );
 146 }
 147
 148 int main()
 149 {
 150   test01();
 151   return 0;
 152 }