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

   1 // 2005-12-20  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2005 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 6.3.4.3 unordered_set::swap
  22
  23 #include <tr1/unordered_set>
  24 #include <set>
  25 #include <testsuite_hooks.h>
  26 #include <testsuite_allocator.h>
  27
  28 // uneq_allocator as a non-empty allocator.
  29 void
  30 test01()
  31 {
  32   bool test __attribute__((unused)) = true;
  33   using namespace std;
  34   using namespace tr1;
  35
  36   typedef __gnu_test::uneq_allocator<char> my_alloc;
  37   typedef unordered_set<char, hash<char>, equal_to<char>, my_alloc> my_uset;
  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 set<char> my_set;
  50   const my_set set01_ref(title01, title01 + N1);
  51   const my_set set02_ref(title02, title02 + N2);
  52   const my_set set03_ref(title03, title03 + N3);
  53   const my_set set04_ref(title04, title04 + N4);
  54
  55   my_uset::size_type size01, size02;
  56
  57   my_alloc alloc01(1);
  58
  59   my_uset uset01(10, hash<char>(), equal_to<char>(), alloc01);
  60   size01 = uset01.size();
  61   my_uset uset02(10, hash<char>(), equal_to<char>(), alloc01);
  62   size02 = uset02.size();
  63
  64   uset01.swap(uset02);
  65   VERIFY( uset01.size() == size02 );
  66   VERIFY( uset01.empty() );
  67   VERIFY( uset02.size() == size01 );
  68   VERIFY( uset02.empty() );
  69
  70   my_uset uset03(10, hash<char>(), equal_to<char>(), alloc01);
  71   size01 = uset03.size();
  72   my_uset uset04(set02_ref.begin(), set02_ref.end(), 10, hash<char>(),
  73                  equal_to<char>(), alloc01);
  74   size02 = uset04.size();
  75
  76   uset03.swap(uset04);
  77   VERIFY( uset03.size() == size02 );
  78   VERIFY( my_set(uset03.begin(), uset03.end()) == set02_ref );
  79   VERIFY( uset04.size() == size01 );
  80   VERIFY( uset04.empty() );
  81
  82   my_uset uset05(set01_ref.begin(), set01_ref.end(), 10, hash<char>(),
  83                  equal_to<char>(), alloc01);
  84   size01 = uset05.size();
  85   my_uset uset06(set02_ref.begin(), set02_ref.end(), 10, hash<char>(),
  86                  equal_to<char>(), alloc01);
  87   size02 = uset06.size();
  88
  89   uset05.swap(uset06);
  90   VERIFY( uset05.size() == size02 );
  91   VERIFY( my_set(uset05.begin(), uset05.end()) == set02_ref );
  92   VERIFY( uset06.size() == size01 );
  93   VERIFY( my_set(uset06.begin(), uset06.end()) == set01_ref );
  94
  95   my_uset uset07(set01_ref.begin(), set01_ref.end(), 10, hash<char>(),
  96                  equal_to<char>(), alloc01);
  97   size01 = uset07.size();
  98   my_uset uset08(set03_ref.begin(), set03_ref.end(), 10, hash<char>(),
  99                  equal_to<char>(), alloc01);
 100   size02 = uset08.size();
 101
 102   uset07.swap(uset08);
 103   VERIFY( uset07.size() == size02 );
 104   VERIFY( my_set(uset07.begin(), uset07.end()) == set03_ref );
 105   VERIFY( uset08.size() == size01 );
 106   VERIFY( my_set(uset08.begin(), uset08.end()) == set01_ref );
 107
 108   my_uset uset09(set03_ref.begin(), set03_ref.end(), 10, hash<char>(),
 109                  equal_to<char>(), alloc01);
 110   size01 = uset09.size();
 111   my_uset uset10(set04_ref.begin(), set04_ref.end(), 10, hash<char>(),
 112                  equal_to<char>(), alloc01);
 113   size02 = uset10.size();
 114
 115   uset09.swap(uset10);
 116   VERIFY( uset09.size() == size02 );
 117   VERIFY( my_set(uset09.begin(), uset09.end()) == set04_ref );
 118   VERIFY( uset10.size() == size01 );
 119   VERIFY( my_set(uset10.begin(), uset10.end()) == set03_ref );
 120
 121   my_uset uset11(set04_ref.begin(), set04_ref.end(), 10, hash<char>(),
 122                  equal_to<char>(), alloc01);
 123   size01 = uset11.size();
 124   my_uset uset12(set01_ref.begin(), set01_ref.end(), 10, hash<char>(),
 125                  equal_to<char>(), alloc01);
 126   size02 = uset12.size();
 127
 128   uset11.swap(uset12);
 129   VERIFY( uset11.size() == size02 );
 130   VERIFY( my_set(uset11.begin(), uset11.end()) == set01_ref );
 131   VERIFY( uset12.size() == size01 );
 132   VERIFY( my_set(uset12.begin(), uset12.end()) == set04_ref );
 133
 134   my_uset uset13(set03_ref.begin(), set03_ref.end(), 10, hash<char>(),
 135                  equal_to<char>(), alloc01);
 136   size01 = uset13.size();
 137   my_uset uset14(set03_ref.begin(), set03_ref.end(), 10, hash<char>(),
 138                  equal_to<char>(), alloc01);
 139   size02 = uset14.size();
 140
 141   uset13.swap(uset14);
 142   VERIFY( uset13.size() == size02 );
 143   VERIFY( my_set(uset13.begin(), uset13.end()) == set03_ref );
 144   VERIFY( uset14.size() == size01 );
 145   VERIFY( my_set(uset14.begin(), uset14.end()) == set03_ref );
 146 }
 147
 148 int main()
 149 {
 150   test01();
 151   return 0;
 152 }