libstdc++-v3/testsuite/23_containers/vector/modifiers/swap/2.cc

   1 // 2005-12-20  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2005-2013 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 // 23.2.4.3 vector::swap
  21
  22 #include <vector>
  23 #include <testsuite_hooks.h>
  24 #include <testsuite_allocator.h>
  25
  26 // uneq_allocator as a non-empty allocator.
  27 void
  28 test01()
  29 {
  30   bool test __attribute__((unused)) = true;
  31   using namespace std;
  32
  33   typedef __gnu_test::uneq_allocator<char> my_alloc;
  34   typedef vector<char, my_alloc> my_vector;
  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   my_vector::size_type size01, size02;
  47
  48   my_alloc alloc01(1);
  49
  50   my_vector vec01(alloc01);
  51   size01 = vec01.size();
  52   my_vector vec02(alloc01);
  53   size02 = vec02.size();
  54
  55   vec01.swap(vec02);
  56   VERIFY( vec01.size() == size02 );
  57   VERIFY( vec01.empty() );
  58   VERIFY( vec02.size() == size01 );
  59   VERIFY( vec02.empty() );
  60
  61   my_vector vec03(alloc01);
  62   size01 = vec03.size();
  63   my_vector vec04(title02, title02 + N2, alloc01);
  64   size02 = vec04.size();
  65
  66   vec03.swap(vec04);
  67   VERIFY( vec03.size() == size02 );
  68   VERIFY( equal(vec03.begin(), vec03.end(), title02) );
  69   VERIFY( vec04.size() == size01 );
  70   VERIFY( vec04.empty() );
  71
  72   my_vector vec05(title01, title01 + N1, alloc01);
  73   size01 = vec05.size();
  74   my_vector vec06(title02, title02 + N2, alloc01);
  75   size02 = vec06.size();
  76
  77   vec05.swap(vec06);
  78   VERIFY( vec05.size() == size02 );
  79   VERIFY( equal(vec05.begin(), vec05.end(), title02) );
  80   VERIFY( vec06.size() == size01 );
  81   VERIFY( equal(vec06.begin(), vec06.end(), title01) );
  82
  83   my_vector vec07(title01, title01 + N1, alloc01);
  84   size01 = vec07.size();
  85   my_vector vec08(title03, title03 + N3, alloc01);
  86   size02 = vec08.size();
  87
  88   vec07.swap(vec08);
  89   VERIFY( vec07.size() == size02 );
  90   VERIFY( equal(vec07.begin(), vec07.end(), title03) );
  91   VERIFY( vec08.size() == size01 );
  92   VERIFY( equal(vec08.begin(), vec08.end(), title01) );
  93
  94   my_vector vec09(title03, title03 + N3, alloc01);
  95   size01 = vec09.size();
  96   my_vector vec10(title04, title04 + N4, alloc01);
  97   size02 = vec10.size();
  98
  99   vec09.swap(vec10);
 100   VERIFY( vec09.size() == size02 );
 101   VERIFY( equal(vec09.begin(), vec09.end(), title04) );
 102   VERIFY( vec10.size() == size01 );
 103   VERIFY( equal(vec10.begin(), vec10.end(), title03) );
 104
 105   my_vector vec11(title04, title04 + N4, alloc01);
 106   size01 = vec11.size();
 107   my_vector vec12(title01, title01 + N1, alloc01);
 108   size02 = vec12.size();
 109
 110   vec11.swap(vec12);
 111   VERIFY( vec11.size() == size02 );
 112   VERIFY( equal(vec11.begin(), vec11.end(), title01) );
 113   VERIFY( vec12.size() == size01 );
 114   VERIFY( equal(vec12.begin(), vec12.end(), title04) );
 115
 116   my_vector vec13(title03, title03 + N3, alloc01);
 117   size01 = vec13.size();
 118   my_vector vec14(title03, title03 + N3, alloc01);
 119   size02 = vec14.size();
 120
 121   vec13.swap(vec14);
 122   VERIFY( vec13.size() == size02 );
 123   VERIFY( equal(vec13.begin(), vec13.end(), title03) );
 124   VERIFY( vec14.size() == size01 );
 125   VERIFY( equal(vec14.begin(), vec14.end(), title03) );
 126 }
 127
 128 int main()
 129 {
 130   test01();
 131   return 0;
 132 }