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// Copyright (C) 2005-2019 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/>.
// 25.2.10 rotate
#include <algorithm>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>
using __gnu_test::test_container;
using __gnu_test::forward_iterator_wrapper;
using __gnu_test::bidirectional_iterator_wrapper;
using __gnu_test::random_access_iterator_wrapper;
typedef test_container<int, forward_iterator_wrapper> Fcontainer;
typedef test_container<int, bidirectional_iterator_wrapper> Bcontainer;
typedef test_container<int, random_access_iterator_wrapper> Rcontainer;
void
test1()
{
int array[]={1};
Fcontainer fcon(array, array);
Bcontainer bcon(array, array);
Rcontainer rcon(array, array);
std::rotate(fcon.begin(), fcon.begin(), fcon.end());
std::rotate(bcon.begin(), bcon.begin(), bcon.end());
std::rotate(rcon.begin(), rcon.begin(), rcon.end());
}
void
test2()
{
int array[] = {1};
Fcontainer fcon(array, array + 1);
Bcontainer bcon(array, array + 1);
Rcontainer rcon(array, array + 1);
std::rotate(fcon.begin(), fcon.begin(), fcon.end());
std::rotate(bcon.begin(), bcon.begin(), bcon.end());
std::rotate(rcon.begin(), rcon.begin(), rcon.end());
std::rotate(fcon.begin(), fcon.end(), fcon.end());
std::rotate(bcon.begin(), bcon.end(), bcon.end());
std::rotate(rcon.begin(), rcon.end(), rcon.end());
}
void
test3()
{
int array[] = {1, 2, 3, 4, 5};
Fcontainer fcon(array, array + 5);
Bcontainer bcon(array, array + 5);
Rcontainer rcon(array, array + 5);
std::rotate(fcon.begin(), fcon.it(2), fcon.end());
VERIFY(array[0] == 3 && array[1] == 4 && array[2] == 5 &&
array[3] == 1 && array[4] == 2);
std::rotate(bcon.begin(), bcon.it(2), bcon.end());
VERIFY(array[0] == 5 && array[1] == 1 && array[2] == 2 &&
array[3] == 3 && array[4] == 4);
std::rotate(rcon.begin(), rcon.it(2), rcon.end());
VERIFY(array[0] == 2 && array[1] == 3 && array[2] == 4 &&
array[3] == 5 && array[4] == 1);
}
void
test4()
{
int array[] = {1, 2, 3, 4};
Fcontainer fcon(array, array + 4);
Bcontainer bcon(array, array + 4);
Rcontainer rcon(array, array + 4);
std::rotate(fcon.begin(), fcon.it(3), fcon.end());
VERIFY(array[0] == 4 && array[1] == 1 && array[2] == 2 &&
array[3] == 3);
std::rotate(bcon.begin(), bcon.it(3), bcon.end());
VERIFY(array[0] == 3 && array[1] == 4 && array[2] == 1 &&
array[3] == 2);
std::rotate(rcon.begin(), rcon.it(3), rcon.end());
VERIFY(array[0] == 2 && array[1] == 3 && array[2] == 4 &&
array[3] == 1);
}
void
test5()
{
int array[] = {1, 2, 3, 4};
Rcontainer con(array, array + 4);
std::rotate(con.begin(), con.it(2), con.end());
VERIFY(array[0] == 3 && array[1] == 4 && array[2] == 1 &&
array[3] == 2);
}
int
main()
{
test1();
test2();
test3();
test4();
test5();
}
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