libstdc++-v3/testsuite/23_containers/map/init-list.cc

   1 // Copyright (C) 2008 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 2, or (at your option)
   7 // any later version.
   8 //
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING.  If not, write to the Free
  16 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  17 // USA.
  18 //
  19 // As a special exception, you may use this file as part of a free software
  20 // library without restriction.  Specifically, if other files instantiate
  21 // templates or use macros or inline functions from this file, or you compile
  22 // this file and link it with other files to produce an executable, this
  23 // file does not by itself cause the resulting executable to be covered by
  24 // the GNU General Public License.  This exception does not however
  25 // invalidate any other reasons why the executable file might be covered by
  26 // the GNU General Public License.
  27
  28 // { dg-options "-std=gnu++0x" }
  29
  30 #include <map>
  31 #include <testsuite_hooks.h>
  32
  33 using namespace std;
  34
  35 int test01()
  36 {
  37   bool test __attribute__((unused)) = true;
  38
  39   map<int,double> m({ { 1, 1.0 }, { 2, 2.0 }, { 42, 237.0 } });
  40   VERIFY(m.size() == 3);
  41   VERIFY(m[1] == 1.0);
  42   VERIFY(m[2] == 2.0);
  43   VERIFY(m[42] == 237.0);
  44
  45   m = { {5, 55.0}, { 6, 66.0 } };
  46   VERIFY(m.size() == 2);
  47   VERIFY(m[5] == 55.0);
  48   VERIFY(m[6] == 66.0);
  49
  50   m.insert({ { 7, 77.0 }, { 8, 88.0 } });
  51   VERIFY(m.size() == 4);
  52   VERIFY(m[5] == 55.0);
  53   VERIFY(m[6] == 66.0);
  54   VERIFY(m[7] == 77.0);
  55   VERIFY(m[8] == 88.0);
  56   return test;
  57 }
  58
  59 int main()
  60 {
  61   __gnu_test::set_memory_limits();
  62   test01();
  63 }