libstdc++-v3/testsuite/20_util/pairs.cc

   1 // 2001-06-18  Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001 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 // 20.2.2 Pairs
  22
  23 #include <utility>
  24 #include <debug_assert.h>
  25
  26 class gnu_obj
  27 {
  28   int i;
  29 public:
  30   gnu_obj(int arg = 0): i(arg) { }
  31   bool operator==(const gnu_obj& rhs) const { return i == rhs.i; }
  32   bool operator<(const gnu_obj& rhs) const { return i < rhs.i; }
  33 };
  34
  35 template<typename T>
  36   struct gnu_t
  37   {
  38     bool b;
  39   public:
  40     gnu_t(bool arg = 0): b(arg) { }
  41     bool operator==(const gnu_t& rhs) const { return b == rhs.b; }
  42     bool operator<(const gnu_t& rhs) const { return int(b) < int(rhs.b); }
  43   };
  44
  45
  46 // heterogeneous
  47 void test01()
  48 {
  49   bool test = true;
  50
  51   std::pair<bool, long> p_bl_1(true, 433);
  52   std::pair<bool, long> p_bl_2 = std::make_pair(true, 433);
  53   VERIFY( p_bl_1 == p_bl_2 );
  54   VERIFY( !(p_bl_1 < p_bl_2) );
  55
  56   std::pair<const char*, float> p_sf_1("total enlightenment", 433.00);
  57   std::pair<const char*, float> p_sf_2 = std::make_pair("total enlightenment",
  58                                                         433.00);
  59   VERIFY( p_sf_1 == p_sf_2 );
  60   VERIFY( !(p_sf_1 < p_sf_2) );
  61
  62   std::pair<const char*, gnu_obj> p_sg_1("enlightenment", gnu_obj(5));
  63   std::pair<const char*, gnu_obj> p_sg_2 = std::make_pair("enlightenment",
  64                                                           gnu_obj(5));
  65   VERIFY( p_sg_1 == p_sg_2 );
  66   VERIFY( !(p_sg_1 < p_sg_2) );
  67
  68   std::pair<gnu_t<long>, gnu_obj> p_st_1(gnu_t<long>(false), gnu_obj(5));
  69   std::pair<gnu_t<long>, gnu_obj> p_st_2 = std::make_pair(gnu_t<long>(false),
  70                                                           gnu_obj(5));
  71   VERIFY( p_st_1 == p_st_2 );
  72   VERIFY( !(p_st_1 < p_st_2) );
  73 }
  74
  75 // homogeneous
  76 void test02()
  77 {
  78   bool test = true;
  79
  80   std::pair<bool, bool> p_bb_1(true, false);
  81   std::pair<bool, bool> p_bb_2 = std::make_pair(true, false);
  82   VERIFY( p_bb_1 == p_bb_2 );
  83   VERIFY( !(p_bb_1 < p_bb_2) );
  84 }
  85
  86
  87 // const
  88 void test03()
  89 {
  90   bool test = true;
  91
  92   const std::pair<bool, long> p_bl_1(true, 433);
  93   const std::pair<bool, long> p_bl_2 = std::make_pair(true, 433);
  94   VERIFY( p_bl_1 == p_bl_2 );
  95   VERIFY( !(p_bl_1 < p_bl_2) );
  96
  97   const std::pair<const char*, float> p_sf_1("total enlightenment", 433.00);
  98   const std::pair<const char*, float> p_sf_2 =
  99     std::make_pair("total enlightenment", 433.00);
 100   VERIFY( p_sf_1 == p_sf_2 );
 101   VERIFY( !(p_sf_1 < p_sf_2) );
 102
 103   const std::pair<const char*, gnu_obj> p_sg_1("enlightenment", gnu_obj(5));
 104   const std::pair<const char*, gnu_obj> p_sg_2 =
 105     std::make_pair("enlightenment", gnu_obj(5));
 106   VERIFY( p_sg_1 == p_sg_2 );
 107   VERIFY( !(p_sg_1 < p_sg_2) );
 108
 109   const std::pair<gnu_t<long>, gnu_obj> p_st_1(gnu_t<long>(false), gnu_obj(5));
 110   const std::pair<gnu_t<long>, gnu_obj> p_st_2 =
 111     std::make_pair(gnu_t<long>(false), gnu_obj(5));
 112   VERIFY( p_st_1 == p_st_2 );
 113   VERIFY( !(p_st_1 < p_st_2) );
 114 }
 115
 116 // const&
 117 void test04()
 118 {
 119   bool test = true;
 120   const gnu_obj& obj1 = gnu_obj(5);
 121   const std::pair<const char*, gnu_obj> p_sg_1("enlightenment", obj1);
 122   const std::pair<const char*, gnu_obj> p_sg_2 =
 123     std::make_pair("enlightenment", obj1);
 124   VERIFY( p_sg_1 == p_sg_2 );
 125   VERIFY( !(p_sg_1 < p_sg_2) );
 126
 127   const gnu_t<long>& tmpl1 = gnu_t<long>(false);
 128   const std::pair<gnu_t<long>, gnu_obj> p_st_1(tmpl1, obj1);
 129   const std::pair<gnu_t<long>, gnu_obj> p_st_2 = std::make_pair(tmpl1, obj1);
 130   VERIFY( p_st_1 == p_st_2 );
 131   VERIFY( !(p_st_1 < p_st_2) );
 132 }
 133
 134 int main()
 135 {
 136   test01();
 137   test02();
 138   test03();
 139   test04();
 140 }