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1 | // Copyright (C) 2005-2024 Free Software Foundation, Inc. | |
2 | // | |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18 | // 25.3.3.4 [lib.binary.search] | |
19 | ||
20 | #include <algorithm> | |
21 | #include <testsuite_hooks.h> | |
22 | #include <testsuite_iterators.h> | |
23 | ||
24 | using __gnu_test::test_container; | |
25 | using __gnu_test::forward_iterator_wrapper; | |
26 | using std::binary_search; | |
27 | ||
28 | typedef test_container<int, forward_iterator_wrapper> Container; | |
29 | ||
30 | void | |
31 | test1() | |
32 | { | |
33 | int array[] = {0}; | |
34 | Container con(array, array); | |
35 | VERIFY(!binary_search(con.begin(), con.end(), 1)); | |
36 | } | |
37 | ||
38 | void | |
39 | test2() | |
40 | { | |
41 | int array[] = {0, 2, 4, 6, 8}; | |
42 | Container con(array, array + 5); | |
43 | for(int i = 0; i < 10; i += 2) | |
44 | VERIFY(binary_search(con.begin(), con.end(), i)); | |
45 | for(int i = -1; i < 11; i += 2) | |
46 | VERIFY(!binary_search(con.begin(), con.end(), i)); | |
47 | } | |
48 | ||
49 | int main() | |
50 | { | |
51 | test1(); | |
52 | test2(); | |
53 | } |