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1 | // Multiset iterator invalidation tests |
2 | ||
aa118a03 | 3 | // Copyright (C) 2003-2014 Free Software Foundation, Inc. |
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4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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9 | // any later version. |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | #include <debug/set> | |
21 | #include <iterator> | |
22 | #include <testsuite_hooks.h> | |
23 | ||
7ec4a5ce | 24 | using __gnu_debug::multiset; |
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25 | using std::advance; |
26 | ||
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27 | // Erase |
28 | void test02() | |
29 | { | |
80e39f4a | 30 | bool test __attribute__((unused)) = true; |
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31 | multiset<int> v; |
32 | for (int i = 0; i < 20; ++i) | |
33 | v.insert(i); | |
34 | ||
35 | // Single element erase (middle) | |
36 | multiset<int>::iterator before = v.begin(); | |
37 | multiset<int>::iterator at = before; | |
38 | advance(at, 3); | |
39 | multiset<int>::iterator after = at; | |
40 | ++after; | |
41 | v.erase(at); | |
42 | VERIFY(before._M_dereferenceable()); | |
43 | VERIFY(at._M_singular()); | |
44 | VERIFY(after._M_dereferenceable()); | |
45 | ||
46 | // Multiple element erase | |
47 | before = v.begin(); | |
48 | at = before; | |
49 | advance(at, 3); | |
50 | after = at; | |
51 | advance(after, 4); | |
52 | v.erase(at, after); | |
53 | VERIFY(before._M_dereferenceable()); | |
54 | VERIFY(at._M_singular()); | |
55 | ||
56 | // clear() | |
57 | before = v.begin(); | |
58 | multiset<int>::iterator finish = v.end(); | |
59 | VERIFY(before._M_dereferenceable()); | |
60 | v.clear(); | |
61 | VERIFY(before._M_singular()); | |
62 | VERIFY(!finish._M_singular() && !finish._M_dereferenceable()); | |
63 | } | |
64 | ||
65 | int main() | |
66 | { | |
67 | test02(); | |
80e39f4a | 68 | return 0; |
285b36d6 | 69 | } |