1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 // <map>
11
12 // class multimap
13
14 // multimap(initializer_list<value_type> il, const key_compare& comp, const allocator_type& a);
15
16 #include <map>
17 #include <cassert>
18 #include "../../../test_compare.h"
19 #include "test_allocator.h"
20 #include "min_allocator.h"
21
main()22 int main()
23 {
24 #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
25 {
26 typedef test_compare<std::less<int> > Cmp;
27 typedef test_allocator<std::pair<const int, double> > A;
28 typedef std::multimap<int, double, Cmp, A> C;
29 typedef C::value_type V;
30 C m(
31 {
32 {1, 1},
33 {1, 1.5},
34 {1, 2},
35 {2, 1},
36 {2, 1.5},
37 {2, 2},
38 {3, 1},
39 {3, 1.5},
40 {3, 2}
41 },
42 Cmp(4), A(5)
43 );
44 assert(m.size() == 9);
45 assert(distance(m.begin(), m.end()) == 9);
46 C::const_iterator i = m.cbegin();
47 assert(*i == V(1, 1));
48 assert(*++i == V(1, 1.5));
49 assert(*++i == V(1, 2));
50 assert(*++i == V(2, 1));
51 assert(*++i == V(2, 1.5));
52 assert(*++i == V(2, 2));
53 assert(*++i == V(3, 1));
54 assert(*++i == V(3, 1.5));
55 assert(*++i == V(3, 2));
56 assert(m.key_comp() == Cmp(4));
57 assert(m.get_allocator() == A(5));
58 }
59 #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
60 #if __cplusplus >= 201103L
61 {
62 typedef test_compare<std::less<int> > Cmp;
63 typedef min_allocator<std::pair<const int, double> > A;
64 typedef std::multimap<int, double, Cmp, A> C;
65 typedef C::value_type V;
66 C m(
67 {
68 {1, 1},
69 {1, 1.5},
70 {1, 2},
71 {2, 1},
72 {2, 1.5},
73 {2, 2},
74 {3, 1},
75 {3, 1.5},
76 {3, 2}
77 },
78 Cmp(4), A()
79 );
80 assert(m.size() == 9);
81 assert(distance(m.begin(), m.end()) == 9);
82 C::const_iterator i = m.cbegin();
83 assert(*i == V(1, 1));
84 assert(*++i == V(1, 1.5));
85 assert(*++i == V(1, 2));
86 assert(*++i == V(2, 1));
87 assert(*++i == V(2, 1.5));
88 assert(*++i == V(2, 2));
89 assert(*++i == V(3, 1));
90 assert(*++i == V(3, 1.5));
91 assert(*++i == V(3, 2));
92 assert(m.key_comp() == Cmp(4));
93 assert(m.get_allocator() == A());
94 }
95 #if _LIBCPP_STD_VER > 11
96 {
97 typedef test_compare<std::less<int> > C;
98 typedef std::pair<const int, double> V;
99 typedef min_allocator<V> A;
100 typedef std::multimap<int, double, C, A> M;
101 A a;
102 M m ({ {1, 1},
103 {1, 1.5},
104 {1, 2},
105 {2, 1},
106 {2, 1.5},
107 {2, 2},
108 {3, 1},
109 {3, 1.5},
110 {3, 2}
111 }, a);
112
113 assert(m.size() == 9);
114 assert(distance(m.begin(), m.end()) == 9);
115 M::const_iterator i = m.cbegin();
116 assert(*i == V(1, 1));
117 assert(*++i == V(1, 1.5));
118 assert(*++i == V(1, 2));
119 assert(*++i == V(2, 1));
120 assert(*++i == V(2, 1.5));
121 assert(*++i == V(2, 2));
122 assert(*++i == V(3, 1));
123 assert(*++i == V(3, 1.5));
124 assert(*++i == V(3, 2));
125 assert(m.get_allocator() == a);
126 }
127 #endif
128 #endif
129 }
130