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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/23_containers/unordered_map/insert/map_single.cc
1 // { dg-do run { target c++11 } }
3 // Copyright (C) 2010-2024 Free Software Foundation, Inc.
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)
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.
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/>.
20 // Single-element insert
24 #include <unordered_map>
25 #include <testsuite_hooks.h>
29 typedef std::unordered_map
<std::string
, int> Map
;
30 typedef std::pair
<const std::string
, int> Pair
;
35 std::pair
<Map::iterator
, bool> p
= m
.insert(Pair("abcde", 3));
37 VERIFY(m
.size() == 1);
38 VERIFY(std::distance(m
.begin(), m
.end()) == 1);
39 VERIFY(p
.first
== m
.begin());
40 VERIFY(p
.first
->first
== "abcde");
41 VERIFY(p
.first
->second
== 3);
46 typedef std::unordered_map
<std::string
, int> Map
;
47 typedef std::pair
<const std::string
, int> Pair
;
52 std::pair
<Map::iterator
, bool> p1
= m
.insert(Pair("abcde", 3));
53 std::pair
<Map::iterator
, bool> p2
= m
.insert(Pair("abcde", 7));
57 VERIFY(m
.size() == 1);
58 VERIFY(p1
.first
== p2
.first
);
59 VERIFY(p1
.first
->first
== "abcde");
60 VERIFY(p2
.first
->second
== 3);