1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <map>
// class multimap
// iterator insert(const_iterator position, const value_type& v);
#include <map>
#include <cassert>
#include "test_macros.h"
#include "min_allocator.h"
template <class Container>
void do_insert_hint_test()
{
typedef Container M;
typedef typename M::iterator R;
typedef typename M::value_type VT;
M m;
const VT v1(2, 2.5);
R r = m.insert(m.end(), v1);
assert(r == m.begin());
assert(m.size() == 1);
assert(r->first == 2);
assert(r->second == 2.5);
const VT v2(1, 1.5);
r = m.insert(m.end(), v2);
assert(r == m.begin());
assert(m.size() == 2);
assert(r->first == 1);
assert(r->second == 1.5);
const VT v3(3, 3.5);
r = m.insert(m.end(), v3);
assert(r == std::prev(m.end()));
assert(m.size() == 3);
assert(r->first == 3);
assert(r->second == 3.5);
const VT v4(3, 4.5);
r = m.insert(std::prev(m.end()), v4);
assert(r == std::prev(m.end(), 2));
assert(m.size() == 4);
assert(r->first == 3);
assert(r->second == 4.5);
}
int main(int, char**)
{
do_insert_hint_test<std::multimap<int, double> >();
#if TEST_STD_VER >= 11
{
typedef std::multimap<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;
do_insert_hint_test<M>();
}
#endif
return 0;
}
|
