libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_range.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2010-2021 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 // range insert
  21
  22 #include <string>
  23 #include <iterator>
  24 #include <algorithm>
  25 #include <unordered_map>
  26 #include <testsuite_hooks.h>
  27
  28 void test01()
  29 {
  30   typedef std::unordered_map<std::string, int> Map;
  31   typedef std::pair<const std::string, int> Pair;
  32
  33   Map m;
  34   VERIFY(m.empty());
  35
  36   Pair A[5] =
  37     {
  38       Pair("red", 5),
  39       Pair("green", 9),
  40       Pair("blue", 3),
  41       Pair("cyan", 8),
  42       Pair("magenta", 7)
  43     };
  44
  45   m.insert(A+0, A+5);
  46   VERIFY(m.size() == 5);
  47   VERIFY(std::distance(m.begin(), m.end()) == 5);
  48
  49   VERIFY(m["red"] == 5);
  50   VERIFY(m["green"] == 9);
  51   VERIFY(m["blue"] == 3);
  52   VERIFY(m["cyan"] == 8);
  53   VERIFY(m["magenta"] == 7);
  54 }
  55
  56 void test02()
  57 {
  58   typedef std::unordered_map<std::string, int> Map;
  59   typedef std::pair<const std::string, int> Pair;
  60
  61   Map m;
  62   VERIFY(m.empty());
  63
  64   Pair A[9] =
  65     {
  66       Pair("red", 5),
  67       Pair("green", 9),
  68       Pair("red", 19),
  69       Pair("blue", 3),
  70       Pair("blue", 60),
  71       Pair("cyan", 8),
  72       Pair("magenta", 7),
  73       Pair("blue", 99),
  74       Pair("green", 33)
  75     };
  76
  77   m.insert(A+0, A+9);
  78   VERIFY(m.size() == 5);
  79   VERIFY(std::distance(m.begin(), m.end()) == 5);
  80
  81   VERIFY(m["red"] == 5);
  82   VERIFY(m["green"] == 9);
  83   VERIFY(m["blue"] == 3);
  84   VERIFY(m["cyan"] == 8);
  85   VERIFY(m["magenta"] == 7);
  86 }
  87
  88 int main()
  89 {
  90   test01();
  91   test02();
  92   return 0;
  93 }