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802d83c3 | 1 | // { dg-options "-std=gnu++0x" } |
2 | ||
3 | // 2010-10-27 Paolo Carlini <paolo.carlini@oracle.com> | |
4 | // | |
71e45bc2 | 5 | // Copyright (C) 2010, 2011 Free Software Foundation, Inc. |
802d83c3 | 6 | // |
7 | // This file is part of the GNU ISO C++ Library. This library is free | |
8 | // software; you can redistribute it and/or modify it under the | |
9 | // terms of the GNU General Public License as published by the | |
10 | // Free Software Foundation; either version 3, or (at your option) | |
11 | // any later version. | |
12 | // | |
13 | // This library is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | // | |
18 | // You should have received a copy of the GNU General Public License along | |
19 | // with this library; see the file COPYING3. If not see | |
20 | // <http://www.gnu.org/licenses/>. | |
21 | ||
22 | // Single-element insert | |
23 | ||
24 | #include <iterator> | |
25 | #include <unordered_set> | |
26 | #include <testsuite_hooks.h> | |
27 | #include <testsuite_rvalref.h> | |
28 | ||
cd8960cc | 29 | namespace |
30 | { | |
31 | template <typename _Tp> | |
32 | std::size_t | |
33 | get_nb_bucket_elems(const std::unordered_multiset<_Tp>& us) | |
34 | { | |
35 | std::size_t nb = 0; | |
36 | for (std::size_t b = 0; b != us.bucket_count(); ++b) | |
37 | nb += us.bucket_size(b); | |
38 | return nb; | |
39 | } | |
40 | } | |
41 | ||
802d83c3 | 42 | void test01() |
43 | { | |
44 | bool test __attribute__((unused)) = true; | |
45 | using __gnu_test::rvalstruct; | |
46 | ||
47 | typedef std::unordered_multiset<rvalstruct> Set; | |
48 | Set s; | |
49 | VERIFY( s.empty() ); | |
50 | ||
51 | Set::iterator i = s.insert(rvalstruct(1)); | |
52 | VERIFY( s.size() == 1 ); | |
cd8960cc | 53 | VERIFY( get_nb_bucket_elems(s) == 1 ); |
802d83c3 | 54 | VERIFY( std::distance(s.begin(), s.end()) == 1 ); |
55 | VERIFY( i == s.begin() ); | |
56 | VERIFY( (*i).val == 1 ); | |
57 | } | |
58 | ||
59 | void test02() | |
60 | { | |
61 | bool test __attribute__((unused)) = true; | |
62 | using __gnu_test::rvalstruct; | |
63 | ||
64 | typedef std::unordered_multiset<rvalstruct> Set; | |
65 | Set s; | |
66 | VERIFY( s.empty() ); | |
67 | ||
68 | s.insert(rvalstruct(2)); | |
69 | Set::iterator i = s.insert(rvalstruct(2)); | |
70 | VERIFY( s.size() == 2 ); | |
cd8960cc | 71 | VERIFY( get_nb_bucket_elems(s) == 2 ); |
802d83c3 | 72 | VERIFY( std::distance(s.begin(), s.end()) == 2 ); |
73 | VERIFY( (*i).val == 2 ); | |
74 | ||
75 | Set::iterator i2 = s.begin(); | |
76 | ++i2; | |
77 | VERIFY( i == s.begin() || i == i2 ); | |
78 | VERIFY( (*(s.begin())).val == 2 && (*i2).val == 2 ); | |
79 | } | |
80 | ||
81 | int main() | |
82 | { | |
83 | test01(); | |
84 | test02(); | |
85 | return 0; | |
86 | } |