libstdc++-v3/testsuite/23_containers/multiset/modifiers/insert/3.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // 2010-11-10  Paolo Carlini  <paolo.carlini@oracle.com>
   4 //
   5 // Copyright (C) 2010-2025 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12 //
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 #include <iterator>
  23 #include <set>
  24 #include <testsuite_hooks.h>
  25 #include <testsuite_rvalref.h>
  26
  27 void test01()
  28 {
  29   using __gnu_test::rvalstruct;
  30
  31   typedef std::multiset<rvalstruct> Set;
  32   Set s;
  33   VERIFY( s.empty() );
  34
  35   Set::iterator i = s.insert(rvalstruct(1));
  36   VERIFY( s.size() == 1 );
  37   VERIFY( std::distance(s.begin(), s.end()) == 1 );
  38   VERIFY( i == s.begin() );
  39   VERIFY( (*i).val == 1 );
  40 }
  41
  42 void test02()
  43 {
  44   using __gnu_test::rvalstruct;
  45
  46   typedef std::multiset<rvalstruct> Set;
  47   Set s;
  48   VERIFY( s.empty() );
  49
  50   s.insert(rvalstruct(2));
  51   Set::iterator i = s.insert(rvalstruct(2));
  52   VERIFY( s.size() == 2 );
  53   VERIFY( std::distance(s.begin(), s.end()) == 2 );
  54   VERIFY( (*i).val == 2 );
  55
  56   Set::iterator i2 = s.begin();
  57   ++i2;
  58   VERIFY( i == s.begin() || i == i2 );
  59   VERIFY( (*(s.begin())).val == 2 && (*i2).val == 2 );
  60 }
  61
  62 int main()
  63 {
  64   test01();
  65   test02();
  66   return 0;
  67 }