1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// <unordered_map>
10
11// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
12// class Alloc = allocator<pair<const Key, T>>>
13// class unordered_map
14
15// template <class InputIterator>
16// void insert(InputIterator first, InputIterator last);
17
18#include <unordered_map>
19#include <string>
20#include <cassert>
21
22#include "test_macros.h"
23#include "test_iterators.h"
24#include "min_allocator.h"
25
26int main(int, char**)
27{
28 {
29 typedef std::unordered_map<int, std::string> C;
30 typedef std::pair<int, std::string> P;
31 P a[] =
32 {
33 P(1, "one"),
34 P(2, "two"),
35 P(3, "three"),
36 P(4, "four"),
37 P(1, "four"),
38 P(2, "four"),
39 };
40 C c;
41 c.insert(cpp17_input_iterator<P*>(a), cpp17_input_iterator<P*>(a + sizeof(a)/sizeof(a[0])));
42 assert(c.size() == 4);
43 assert(c.at(1) == "one");
44 assert(c.at(2) == "two");
45 assert(c.at(3) == "three");
46 assert(c.at(4) == "four");
47 }
48#if TEST_STD_VER >= 11
49 {
50 typedef std::unordered_map<int, std::string, std::hash<int>, std::equal_to<int>,
51 min_allocator<std::pair<const int, std::string>>> C;
52 typedef std::pair<int, std::string> P;
53 P a[] =
54 {
55 P(1, "one"),
56 P(2, "two"),
57 P(3, "three"),
58 P(4, "four"),
59 P(1, "four"),
60 P(2, "four"),
61 };
62 C c;
63 c.insert(cpp17_input_iterator<P*>(a), cpp17_input_iterator<P*>(a + sizeof(a)/sizeof(a[0])));
64 assert(c.size() == 4);
65 assert(c.at(1) == "one");
66 assert(c.at(2) == "two");
67 assert(c.at(3) == "three");
68 assert(c.at(4) == "four");
69 }
70#endif
71
72 return 0;
73}
74

source code of libcxx/test/std/containers/unord/unord.map/unord.map.modifiers/insert_iter_iter.pass.cpp