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_set>
10
11// template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>,
12// class Alloc = allocator<Value>>
13// class unordered_set
14
15// template <class InputIterator>
16// void insert(InputIterator first, InputIterator last);
17
18#include <unordered_set>
19#include <cassert>
20
21#include "test_macros.h"
22#include "test_iterators.h"
23#include "min_allocator.h"
24
25int main(int, char**)
26{
27 {
28 typedef std::unordered_set<int> C;
29 typedef int P;
30 P a[] =
31 {
32 P(1),
33 P(2),
34 P(3),
35 P(4),
36 P(1),
37 P(2)
38 };
39 C c;
40 c.insert(cpp17_input_iterator<P*>(a), cpp17_input_iterator<P*>(a + sizeof(a)/sizeof(a[0])));
41 assert(c.size() == 4);
42 assert(c.count(1) == 1);
43 assert(c.count(2) == 1);
44 assert(c.count(3) == 1);
45 assert(c.count(4) == 1);
46 }
47#if TEST_STD_VER >= 11
48 {
49 typedef std::unordered_set<int, std::hash<int>,
50 std::equal_to<int>, min_allocator<int>> C;
51 typedef int P;
52 P a[] =
53 {
54 P(1),
55 P(2),
56 P(3),
57 P(4),
58 P(1),
59 P(2)
60 };
61 C c;
62 c.insert(cpp17_input_iterator<P*>(a), cpp17_input_iterator<P*>(a + sizeof(a)/sizeof(a[0])));
63 assert(c.size() == 4);
64 assert(c.count(1) == 1);
65 assert(c.count(2) == 1);
66 assert(c.count(3) == 1);
67 assert(c.count(4) == 1);
68 }
69#endif
70
71 return 0;
72}
73

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