blob: 0acb6f1ad58f91dea03a70ceed98b49f10336942 [file] [log] [blame]
// { dg-do run { target c++11 } }
// Copyright (C) 2012-2022 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/>.
#include <utility>
#include <tuple>
#include <vector>
#include <map>
#include <testsuite_hooks.h>
class PathPoint
{
public:
PathPoint(char t, const std::vector<double>& c)
: type(t), coords(c) { }
PathPoint(char t, std::vector<double>&& c)
: type(t), coords(std::move(c)) { }
char getType() const { return type; }
const std::vector<double>& getCoords() const { return coords; }
private:
char type;
std::vector<double> coords;
};
void test01()
{
typedef std::map<char, std::vector<double>> Map;
Map m;
std::vector<double> coord1 = { 0.0, 1.0, 2.0 };
auto ret = m.emplace('a', coord1);
VERIFY( ret.second );
VERIFY( m.size() == 1 );
VERIFY( ret.first->first == 'a' );
coord1[0] = 3.0;
ret = m.emplace('a', coord1);
VERIFY( !ret.second );
VERIFY( m.size() == 1 );
VERIFY( ret.first->first == 'a' );
VERIFY( ret.first->second[0] == 0.0 );
auto it = m.emplace_hint(m.begin(), 'b', coord1);
VERIFY( it != m.end() );
VERIFY( it->first == 'b' );
VERIFY( it->second[0] == 3.0 );
double *px = &coord1[0];
ret = m.emplace('c', std::move(coord1));
VERIFY( ret.second );
VERIFY( ret.first->first == 'c' );
VERIFY( &(ret.first->second[0]) == px );
}
void test02()
{
using namespace std;
typedef map<char, PathPoint> Map;
Map m;
vector<double> coord1 = { 0.0, 1.0, 2.0 };
auto ret = m.emplace(piecewise_construct,
make_tuple('a'), make_tuple('a', coord1));
VERIFY( ret.second );
VERIFY( m.size() == 1 );
VERIFY( ret.first->first == 'a' );
coord1[0] = 3.0;
ret = m.emplace(piecewise_construct,
make_tuple('a'), make_tuple( 'b', coord1));
VERIFY( !ret.second );
VERIFY( m.size() == 1 );
VERIFY( ret.first->first == 'a' );
VERIFY( ret.first->second.getCoords()[0] == 0.0 );
auto it = m.emplace_hint(m.begin(), piecewise_construct,
make_tuple('b'), make_tuple('c', coord1));
VERIFY( it != m.end() );
VERIFY( it->first == 'b' );
VERIFY( it->second.getCoords()[0] == 3.0 );
double *px = &coord1[0];
ret = m.emplace(piecewise_construct,
make_tuple('c'), make_tuple('d', move(coord1)));
VERIFY( ret.second );
VERIFY( ret.first->first == 'c' );
VERIFY( &(ret.first->second.getCoords()[0]) == px );
}
int main()
{
test01();
test02();
return 0;
}