libstdc++-v3/testsuite/tr1/6_containers/unordered_set/swap/2.cc

   1 // 2005-12-20  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2005-2020 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 // 6.3.4.3 unordered_set::swap
  21
  22 #include <tr1/unordered_set>
  23 #include <set>
  24 #include <testsuite_hooks.h>
  25 #include <testsuite_allocator.h>
  26
  27 // uneq_allocator, two different personalities.
  28 void
  29 test01()
  30 {
  31   using namespace std::tr1;
  32   using std::equal_to;
  33   using std::set;
  34
  35   typedef __gnu_test::uneq_allocator<char> my_alloc;
  36   typedef unordered_set<char, hash<char>, equal_to<char>, my_alloc> my_uset;
  37
  38   const char title01[] = "Rivers of sand";
  39   const char title02[] = "Concret PH";
  40   const char title03[] = "Sonatas and Interludes for Prepared Piano";
  41   const char title04[] = "never as tired as when i'm waking up";
  42
  43   const size_t N1 = sizeof(title01);
  44   const size_t N2 = sizeof(title02);
  45   const size_t N3 = sizeof(title03);
  46   const size_t N4 = sizeof(title04);
  47
  48   typedef set<char> my_set;
  49   const my_set set01_ref(title01, title01 + N1);
  50   const my_set set02_ref(title02, title02 + N2);
  51   const my_set set03_ref(title03, title03 + N3);
  52   const my_set set04_ref(title04, title04 + N4);
  53
  54   my_uset::size_type size01, size02;
  55
  56   my_alloc alloc01(1), alloc02(2);
  57   int personality01, personality02;
  58
  59   my_uset uset01(10, hash<char>(), equal_to<char>(), alloc01);
  60   size01 = uset01.size();
  61   personality01 = uset01.get_allocator().get_personality();
  62   my_uset uset02(10, hash<char>(), equal_to<char>(), alloc02);
  63   size02 = uset02.size();
  64   personality02 = uset02.get_allocator().get_personality();
  65
  66   uset01.swap(uset02);
  67   VERIFY( uset01.size() == size02 );
  68   VERIFY( uset01.empty() );
  69   VERIFY( uset02.size() == size01 );
  70   VERIFY( uset02.empty() );
  71   VERIFY( uset01.get_allocator().get_personality() == personality02 );
  72   VERIFY( uset02.get_allocator().get_personality() == personality01 );
  73
  74   my_uset uset03(10, hash<char>(), equal_to<char>(), alloc02);
  75   size01 = uset03.size();
  76   personality01 = uset03.get_allocator().get_personality();
  77   my_uset uset04(set02_ref.begin(), set02_ref.end(), 10, hash<char>(),
  78                  equal_to<char>(), alloc01);
  79   size02 = uset04.size();
  80   personality02 = uset04.get_allocator().get_personality();
  81
  82   uset03.swap(uset04);
  83   VERIFY( uset03.size() == size02 );
  84   VERIFY( my_set(uset03.begin(), uset03.end()) == set02_ref );
  85   VERIFY( uset04.size() == size01 );
  86   VERIFY( uset04.empty() );
  87   VERIFY( uset03.get_allocator().get_personality() == personality02 );
  88   VERIFY( uset04.get_allocator().get_personality() == personality01 );
  89
  90   my_uset uset05(set01_ref.begin(), set01_ref.end(), 10, hash<char>(),
  91                  equal_to<char>(), alloc01);
  92   size01 = uset05.size();
  93   personality01 = uset05.get_allocator().get_personality();
  94   my_uset uset06(set02_ref.begin(), set02_ref.end(), 10, hash<char>(),
  95                  equal_to<char>(), alloc02);
  96   size02 = uset06.size();
  97   personality02 = uset06.get_allocator().get_personality();
  98
  99   uset05.swap(uset06);
 100   VERIFY( uset05.size() == size02 );
 101   VERIFY( my_set(uset05.begin(), uset05.end()) == set02_ref );
 102   VERIFY( uset06.size() == size01 );
 103   VERIFY( my_set(uset06.begin(), uset06.end()) == set01_ref );
 104   VERIFY( uset05.get_allocator().get_personality() == personality02 );
 105   VERIFY( uset06.get_allocator().get_personality() == personality01 );
 106
 107   my_uset uset07(set01_ref.begin(), set01_ref.end(), 10, hash<char>(),
 108                  equal_to<char>(), alloc02);
 109   size01 = uset07.size();
 110   personality01 = uset07.get_allocator().get_personality();
 111   my_uset uset08(set03_ref.begin(), set03_ref.end(), 10, hash<char>(),
 112                  equal_to<char>(), alloc01);
 113   size02 = uset08.size();
 114   personality02 = uset08.get_allocator().get_personality();
 115
 116   uset07.swap(uset08);
 117   VERIFY( uset07.size() == size02 );
 118   VERIFY( my_set(uset07.begin(), uset07.end()) == set03_ref );
 119   VERIFY( uset08.size() == size01 );
 120   VERIFY( my_set(uset08.begin(), uset08.end()) == set01_ref );
 121   VERIFY( uset07.get_allocator().get_personality() == personality02 );
 122   VERIFY( uset08.get_allocator().get_personality() == personality01 );
 123
 124   my_uset uset09(set03_ref.begin(), set03_ref.end(), 10, hash<char>(),
 125                  equal_to<char>(), alloc01);
 126   size01 = uset09.size();
 127   personality01 = uset09.get_allocator().get_personality();
 128   my_uset uset10(set04_ref.begin(), set04_ref.end(), 10, hash<char>(),
 129                  equal_to<char>(), alloc02);
 130   size02 = uset10.size();
 131   personality02 = uset10.get_allocator().get_personality();
 132
 133   uset09.swap(uset10);
 134   VERIFY( uset09.size() == size02 );
 135   VERIFY( my_set(uset09.begin(), uset09.end()) == set04_ref );
 136   VERIFY( uset10.size() == size01 );
 137   VERIFY( my_set(uset10.begin(), uset10.end()) == set03_ref );
 138   VERIFY( uset09.get_allocator().get_personality() == personality02 );
 139   VERIFY( uset10.get_allocator().get_personality() == personality01 );
 140
 141   my_uset uset11(set04_ref.begin(), set04_ref.end(), 10, hash<char>(),
 142                  equal_to<char>(), alloc02);
 143   size01 = uset11.size();
 144   personality01 = uset11.get_allocator().get_personality();
 145   my_uset uset12(set01_ref.begin(), set01_ref.end(), 10, hash<char>(),
 146                  equal_to<char>(), alloc01);
 147   size02 = uset12.size();
 148   personality02 = uset12.get_allocator().get_personality();
 149
 150   uset11.swap(uset12);
 151   VERIFY( uset11.size() == size02 );
 152   VERIFY( my_set(uset11.begin(), uset11.end()) == set01_ref );
 153   VERIFY( uset12.size() == size01 );
 154   VERIFY( my_set(uset12.begin(), uset12.end()) == set04_ref );
 155   VERIFY( uset11.get_allocator().get_personality() == personality02 );
 156   VERIFY( uset12.get_allocator().get_personality() == personality01 );
 157
 158   my_uset uset13(set03_ref.begin(), set03_ref.end(), 10, hash<char>(),
 159                  equal_to<char>(), alloc01);
 160   size01 = uset13.size();
 161   personality01 = uset13.get_allocator().get_personality();
 162   my_uset uset14(set03_ref.begin(), set03_ref.end(), 10, hash<char>(),
 163                  equal_to<char>(), alloc02);
 164   size02 = uset14.size();
 165   personality02 = uset14.get_allocator().get_personality();
 166
 167   uset13.swap(uset14);
 168   VERIFY( uset13.size() == size02 );
 169   VERIFY( my_set(uset13.begin(), uset13.end()) == set03_ref );
 170   VERIFY( uset14.size() == size01 );
 171   VERIFY( my_set(uset14.begin(), uset14.end()) == set03_ref );
 172   VERIFY( uset13.get_allocator().get_personality() == personality02 );
 173   VERIFY( uset14.get_allocator().get_personality() == personality01 );
 174 }
 175
 176 int main()
 177 {
 178   test01();
 179   return 0;
 180 }