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 // <map>
10 
11 // class map
12 
13 // map(const map& m, const allocator_type& a);
14 
15 #include <map>
16 #include <cassert>
17 
18 #include "../../../test_compare.h"
19 #include "test_allocator.h"
20 #include "min_allocator.h"
21 
22 int main(int, char**)
23 {
24     {
25     typedef std::pair<const int, double> V;
26     V ar[] =
27     {
28         V(1, 1),
29         V(1, 1.5),
30         V(1, 2),
31         V(2, 1),
32         V(2, 1.5),
33         V(2, 2),
34         V(3, 1),
35         V(3, 1.5),
36         V(3, 2),
37     };
38     typedef test_compare<std::less<int> > C;
39     typedef test_allocator<V> A;
40     std::map<int, double, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A(7));
41     std::map<int, double, C, A> m(mo, A(3));
42     assert(m.get_allocator() == A(3));
43     assert(m.key_comp() == C(5));
44     assert(m.size() == 3);
45     assert(distance(m.begin(), m.end()) == 3);
46     assert(*m.begin() == V(1, 1));
47     assert(*next(m.begin()) == V(2, 1));
48     assert(*next(m.begin(), 2) == V(3, 1));
49 
50     assert(mo.get_allocator() == A(7));
51     assert(mo.key_comp() == C(5));
52     assert(mo.size() == 3);
53     assert(distance(mo.begin(), mo.end()) == 3);
54     assert(*mo.begin() == V(1, 1));
55     assert(*next(mo.begin()) == V(2, 1));
56     assert(*next(mo.begin(), 2) == V(3, 1));
57     }
58 #if TEST_STD_VER >= 11
59     {
60     typedef std::pair<const int, double> V;
61     V ar[] =
62     {
63         V(1, 1),
64         V(1, 1.5),
65         V(1, 2),
66         V(2, 1),
67         V(2, 1.5),
68         V(2, 2),
69         V(3, 1),
70         V(3, 1.5),
71         V(3, 2),
72     };
73     typedef test_compare<std::less<int> > C;
74     typedef min_allocator<V> A;
75     std::map<int, double, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A());
76     std::map<int, double, C, A> m(mo, A());
77     assert(m.get_allocator() == A());
78     assert(m.key_comp() == C(5));
79     assert(m.size() == 3);
80     assert(distance(m.begin(), m.end()) == 3);
81     assert(*m.begin() == V(1, 1));
82     assert(*next(m.begin()) == V(2, 1));
83     assert(*next(m.begin(), 2) == V(3, 1));
84 
85     assert(mo.get_allocator() == A());
86     assert(mo.key_comp() == C(5));
87     assert(mo.size() == 3);
88     assert(distance(mo.begin(), mo.end()) == 3);
89     assert(*mo.begin() == V(1, 1));
90     assert(*next(mo.begin()) == V(2, 1));
91     assert(*next(mo.begin(), 2) == V(3, 1));
92     }
93     {
94     typedef std::pair<const int, double> V;
95     V ar[] =
96     {
97         V(1, 1),
98         V(1, 1.5),
99         V(1, 2),
100         V(2, 1),
101         V(2, 1.5),
102         V(2, 2),
103         V(3, 1),
104         V(3, 1.5),
105         V(3, 2),
106     };
107     typedef test_compare<std::less<int> > C;
108     typedef explicit_allocator<V> A;
109     std::map<int, double, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A{});
110     std::map<int, double, C, A> m(mo, A{});
111     assert(m.get_allocator() == A());
112     assert(m.key_comp() == C(5));
113     assert(m.size() == 3);
114     assert(distance(m.begin(), m.end()) == 3);
115     assert(*m.begin() == V(1, 1));
116     assert(*next(m.begin()) == V(2, 1));
117     assert(*next(m.begin(), 2) == V(3, 1));
118 
119     assert(mo.get_allocator() == A());
120     assert(mo.key_comp() == C(5));
121     assert(mo.size() == 3);
122     assert(distance(mo.begin(), mo.end()) == 3);
123     assert(*mo.begin() == V(1, 1));
124     assert(*next(mo.begin()) == V(2, 1));
125     assert(*next(mo.begin(), 2) == V(3, 1));
126     }
127 #endif
128 
129   return 0;
130 }
131