| // Copyright (C) 2005 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 2, 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 COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| // 25.3.1.3 [lib.partial.sort] |
| |
| #include <algorithm> |
| #include <testsuite_hooks.h> |
| #include <testsuite_iterators.h> |
| |
| using __gnu_test::test_container; |
| using __gnu_test::random_access_iterator_wrapper; |
| using std::partial_sort; |
| |
| typedef test_container<int, random_access_iterator_wrapper> Container; |
| |
| void |
| test1() |
| { |
| int array[]={2,1,0}; |
| Container con1(array, array + 2); |
| Container con2(array, array); |
| partial_sort(con2.begin(), con2.begin(), con2.end()); |
| partial_sort(con1.begin(), con1.begin(), con1.end()); |
| partial_sort(con1.begin(), con1.end(), con1.end()); |
| } |
| |
| void |
| test2() |
| { |
| int array[] = {6, 5, 4, 3, 2, 1, 0}; |
| Container con(array, array + 7); |
| partial_sort(con.begin(), con.it(3), con.end()); |
| VERIFY(array[0] == 0 && array[1] == 1 && array[2] == 2); |
| } |
| |
| void |
| test3() |
| { |
| int array[] = {0, 6, 1, 5, 2, 4, 3}; |
| Container con(array,array + 7); |
| partial_sort(con.begin(), con.it(3), con.end()); |
| VERIFY(array[0] == 0 && array[1] == 1 && array[2] == 2); |
| } |
| |
| int |
| main() |
| { |
| test1(); |
| test2(); |
| test3(); |
| } |