libstdc++-v3/testsuite/23_containers/map/allocator/move_cons.cc

// Copyright (C) 2020-2023 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

// { dg-do run { target c++11 } }

#include <map>
#include <string>

#include <testsuite_hooks.h>
#include <testsuite_allocator.h>

using Cmp = std::less<int>;

using __gnu_test::uneq_allocator;

void test01()
{
  typedef uneq_allocator<std::pair<const int, std::string>> alloc_type;
  typedef std::map<int, std::string, Cmp, alloc_type> test_type;
  test_type v1(alloc_type(1));
  const char* str = "A long enough string to require dynamic allocation";
  v1 = { { 1, str } };

  alloc_type a2(2);
  test_type v2(std::move(v1), a2);

  VERIFY(1 == v1.get_allocator().get_personality());
  VERIFY(2 == v2.get_allocator().get_personality());

  VERIFY( v1.empty() );
  VERIFY( v2[1] == str );
}


int main()
{
  test01();
  return 0;
}