old-autovect-branch/libstdc++-v3/testsuite/tr1/6_containers/unordered/erase/24061-multimap.cc

   1 // 2005-10-08  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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // 6.3.4.6  Class template unordered_multimap
  22
  23 #include <tr1/unordered_map>
  24 #include <string>
  25 #include <testsuite_hooks.h>
  26
  27 // libstdc++/24061
  28 void test01()
  29 {
  30   bool test __attribute__((unused)) = true;
  31
  32   typedef std::tr1::unordered_multimap<std::string, int> Mmap;
  33   typedef Mmap::iterator       iterator;
  34   typedef Mmap::const_iterator const_iterator;
  35   typedef Mmap::value_type     value_type;
  36
  37   Mmap mm1;
  38
  39   mm1.insert(value_type("all the love in the world", 1));
  40   mm1.insert(value_type("you know what you are?", 2));
  41   mm1.insert(value_type("the collector", 3));
  42   mm1.insert(value_type("the hand that feeds", 4));
  43   mm1.insert(value_type("love is not enough", 5));
  44   mm1.insert(value_type("every day is exactly the same", 6));
  45   mm1.insert(value_type("with teeth", 7));
  46   mm1.insert(value_type("only", 8));
  47   mm1.insert(value_type("getting smaller", 9));
  48   mm1.insert(value_type("sunspots", 10));
  49
  50   mm1.insert(value_type("you know what you are?", 5));
  51   mm1.insert(value_type("the collector", 6));
  52   mm1.insert(value_type("the hand that feeds", 7));
  53   VERIFY( mm1.size() == 13 );
  54
  55   iterator it1 = mm1.begin();
  56   ++it1;
  57   iterator it2 = it1;
  58   ++it2;
  59   iterator it3 = mm1.erase(it1);
  60   VERIFY( mm1.size() == 12 );
  61   VERIFY( it3 == it2 );
  62   VERIFY( *it3 == *it2 );
  63
  64   iterator it4 = mm1.begin();
  65   ++it4;
  66   ++it4;
  67   ++it4;
  68   iterator it5 = it4;
  69   ++it5;
  70   ++it5;
  71   iterator it6 = mm1.erase(it4, it5);
  72   VERIFY( mm1.size() == 10 );
  73   VERIFY( it6 == it5 );
  74   VERIFY( *it6 == *it5 );
  75
  76   const_iterator it7 = mm1.begin();
  77   ++it7;
  78   ++it7;
  79   ++it7;
  80   const_iterator it8 = it7;
  81   ++it8;
  82   const_iterator it9 = mm1.erase(it7);
  83   VERIFY( mm1.size() == 9 );
  84   VERIFY( it9 == it8 );
  85   VERIFY( *it9 == *it8 );
  86
  87   const_iterator it10 = mm1.begin();
  88   ++it10;
  89   const_iterator it11 = it10;
  90   ++it11;
  91   ++it11;
  92   ++it11;
  93   ++it11;
  94   const_iterator it12 = mm1.erase(it10, it11);
  95   VERIFY( mm1.size() == 5 );
  96   VERIFY( it12 == it11 );
  97   VERIFY( *it12 == *it11 );
  98
  99   iterator it13 = mm1.erase(mm1.begin(), mm1.end());
 100   VERIFY( mm1.size() == 0 );
 101   VERIFY( it13 == mm1.end() );
 102   VERIFY( it13 == mm1.begin() );
 103 }
 104
 105 int main()
 106 {
 107   test01();
 108   return 0;
 109 }