| // Copyright (C) 2005-2023 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // 25.3.5.1 [lib.includes] |
| |
| #include <algorithm> |
| #include <testsuite_hooks.h> |
| #include <testsuite_iterators.h> |
| |
| using __gnu_test::test_container; |
| using __gnu_test::input_iterator_wrapper; |
| using std::includes; |
| |
| typedef test_container<int, input_iterator_wrapper> Container; |
| |
| void |
| test1() |
| { |
| int array[] = {0}; |
| Container con1(array, array); |
| Container con2(array, array); |
| VERIFY(includes(con1.begin(), con1.end(), con2.begin(), con2.end())); |
| } |
| |
| void |
| test2() |
| { |
| int array[] = {0, 1}; |
| Container con1(array, array); |
| Container con2(array, array + 2); |
| VERIFY(!includes(con1.begin(), con1.end(), con2.begin(), con2.end())); |
| } |
| |
| void |
| test3() |
| { |
| int array[] = {0, 1}; |
| Container con1(array, array + 2); |
| Container con2(array, array); |
| VERIFY(includes(con1.begin(), con1.end(), con2.begin(), con2.end())); |
| } |
| |
| void |
| test4() |
| { |
| int array1[] = {1, 2, 3, 4, 6, 8, 9}; |
| int array2[] = {2, 4, 6, 8}; |
| Container con1(array1, array1 + 7); |
| Container con2(array2, array2 + 4); |
| VERIFY(includes(con1.begin(), con1.end(), con2.begin(), con2.end())); |
| } |
| |
| void |
| test5() |
| { |
| int array1[] = {1, 2, 3, 5}; |
| int array2[] = {2, 4, 6, 8}; |
| Container con1(array1, array1 + 4); |
| Container con2(array2, array2 + 4); |
| VERIFY(!includes(con1.begin(), con1.end(), con2.begin(), con2.end())); |
| } |
| |
| int main() |
| { |
| test1(); |
| test2(); |
| test3(); |
| test4(); |
| test5(); |
| } |