xref: /llvm-project/libcxx/test/std/containers/associative/map/map.cons/initializer_list.pass.cpp (revision 5ffe11a9fccfffbabbea5bbcc1cfd4b21af6d631)
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 // UNSUPPORTED: c++03
10 
11 // <map>
12 
13 // class map
14 
15 // map(initializer_list<value_type> il);
16 
17 #include <map>
18 #include <cassert>
19 
20 #include "test_macros.h"
21 #include "min_allocator.h"
22 
main(int,char **)23 int main(int, char**)
24 {
25     {
26     typedef std::pair<const int, double> V;
27     std::map<int, double> m =
28                             {
29                                 {1, 1},
30                                 {1, 1.5},
31                                 {1, 2},
32                                 {2, 1},
33                                 {2, 1.5},
34                                 {2, 2},
35                                 {3, 1},
36                                 {3, 1.5},
37                                 {3, 2}
38                             };
39     assert(m.size() == 3);
40     assert(std::distance(m.begin(), m.end()) == 3);
41     assert(*m.begin() == V(1, 1));
42     assert(*std::next(m.begin()) == V(2, 1));
43     assert(*std::next(m.begin(), 2) == V(3, 1));
44     }
45     {
46     typedef std::pair<const int, double> V;
47     std::map<int, double, std::less<int>, min_allocator<V>> m =
48                             {
49                                 {1, 1},
50                                 {1, 1.5},
51                                 {1, 2},
52                                 {2, 1},
53                                 {2, 1.5},
54                                 {2, 2},
55                                 {3, 1},
56                                 {3, 1.5},
57                                 {3, 2}
58                             };
59     assert(m.size() == 3);
60     assert(std::distance(m.begin(), m.end()) == 3);
61     assert(*m.begin() == V(1, 1));
62     assert(*std::next(m.begin()) == V(2, 1));
63     assert(*std::next(m.begin(), 2) == V(3, 1));
64     }
65 
66   return 0;
67 }
68