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