libstdc++-v3/testsuite/23_containers/multimap/operations/count.cc

   1 // 2011-10-28  Paolo Carlini  <paolo.carlini@oracle.com>
   2
   3 // Copyright (C) 2011-2013 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
  21 #include <map>
  22 #include <testsuite_hooks.h>
  23
  24 void test01()
  25 {
  26   bool test __attribute__((unused)) = true;
  27   using namespace std;
  28
  29   typedef multimap<int, int>::value_type value_type;
  30
  31   multimap<int, int> mm0;
  32   VERIFY( mm0.count(0) == 0 );
  33   VERIFY( mm0.count(1) == 0 );
  34
  35   mm0.insert(value_type(1, 1));
  36   VERIFY( mm0.count(0) == 0 );
  37   VERIFY( mm0.count(1) == 1 );
  38
  39   mm0.insert(value_type(1, 2));
  40   VERIFY( mm0.count(0) == 0 );
  41   VERIFY( mm0.count(1) == 2 );
  42
  43   mm0.insert(value_type(2, 1));
  44   VERIFY( mm0.count(2) == 1 );
  45
  46   mm0.insert(value_type(3, 1));
  47   mm0.insert(value_type(3, 2));
  48   mm0.insert(value_type(3, 3));
  49   VERIFY( mm0.count(3) == 3 );
  50
  51   mm0.erase(2);
  52   VERIFY( mm0.count(2) == 0 );
  53
  54   mm0.erase(0);
  55   VERIFY( mm0.count(0) == 0 );
  56
  57   multimap<int, int> mm1(mm0);
  58   VERIFY( mm1.count(0) == 0 );
  59   VERIFY( mm1.count(1) == 2 );
  60   VERIFY( mm1.count(2) == 0 );
  61   VERIFY( mm1.count(3) == 3 );
  62
  63   mm0.clear();
  64   VERIFY( mm0.count(0) == 0 );
  65   VERIFY( mm0.count(1) == 0 );
  66   VERIFY( mm0.count(2) == 0 );
  67   VERIFY( mm0.count(3) == 0 );
  68
  69   mm1.insert(value_type(4, 1));
  70   mm1.insert(value_type(5, 1));
  71   mm1.insert(value_type(5, 2));
  72   mm1.insert(value_type(5, 3));
  73   mm1.insert(value_type(5, 4));
  74   VERIFY( mm1.count(4) == 1 );
  75   VERIFY( mm1.count(5) == 4 );
  76
  77   mm1.erase(1);
  78   VERIFY( mm1.count(1) == 0 );
  79
  80   mm1.erase(mm1.find(5));
  81   VERIFY( mm1.count(5) == 3 );
  82
  83   mm1.insert(value_type(1, 1));
  84   mm1.insert(value_type(1, 2));
  85   VERIFY( mm1.count(1) == 2 );
  86
  87   mm1.erase(5);
  88   VERIFY( mm1.count(5) == 0 );
  89
  90   mm1.erase(mm1.find(4));
  91   VERIFY( mm1.count(4) == 0 );
  92
  93   mm1.clear();
  94   VERIFY( mm1.count(0) == 0 );
  95   VERIFY( mm1.count(1) == 0 );
  96   VERIFY( mm1.count(2) == 0 );
  97   VERIFY( mm1.count(3) == 0 );
  98   VERIFY( mm1.count(4) == 0 );
  99   VERIFY( mm1.count(5) == 0 );
 100 }
 101
 102 int main()
 103 {
 104   test01();
 105   return 0;
 106 }