assign_initializer_list.pass.cpp revision 06086258d3d8c48a916ec51c33e1ad8f46821b81 
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& operator=(initializer_list<value_type> il);
15
16#include <map>
17#include <cassert>
18
19#include "min_allocator.h"
20
21int main()
22{
23#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
24    {
25    typedef std::multimap<int, double> C;
26    typedef C::value_type V;
27    C m = {{20, 1}};
28    m =
29           {
30               {1, 1},
31               {1, 1.5},
32               {1, 2},
33               {2, 1},
34               {2, 1.5},
35               {2, 2},
36               {3, 1},
37               {3, 1.5},
38               {3, 2}
39           };
40    assert(m.size() == 9);
41    assert(distance(m.begin(), m.end()) == 9);
42    C::const_iterator i = m.cbegin();
43    assert(*i == V(1, 1));
44    assert(*++i == V(1, 1.5));
45    assert(*++i == V(1, 2));
46    assert(*++i == V(2, 1));
47    assert(*++i == V(2, 1.5));
48    assert(*++i == V(2, 2));
49    assert(*++i == V(3, 1));
50    assert(*++i == V(3, 1.5));
51    assert(*++i == V(3, 2));
52    }
53#if __cplusplus >= 201103L
54    {
55    typedef std::multimap<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> C;
56    typedef C::value_type V;
57    C m = {{20, 1}};
58    m =
59           {
60               {1, 1},
61               {1, 1.5},
62               {1, 2},
63               {2, 1},
64               {2, 1.5},
65               {2, 2},
66               {3, 1},
67               {3, 1.5},
68               {3, 2}
69           };
70    assert(m.size() == 9);
71    assert(distance(m.begin(), m.end()) == 9);
72    C::const_iterator i = m.cbegin();
73    assert(*i == V(1, 1));
74    assert(*++i == V(1, 1.5));
75    assert(*++i == V(1, 2));
76    assert(*++i == V(2, 1));
77    assert(*++i == V(2, 1.5));
78    assert(*++i == V(2, 2));
79    assert(*++i == V(3, 1));
80    assert(*++i == V(3, 1.5));
81    assert(*++i == V(3, 2));
82    }
83#endif
84#endif  // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
85}
86