Reverting merge from trunk
[official-gcc.git] / libstdc++-v3 / testsuite / 25_algorithms / rotate / 1.cc
blob36aa3d8f457ea7d6beb4b8a33704800f465c2364
1 // Copyright (C) 2005-2013 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.
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.
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/>.
18 // 25.2.10 rotate
20 #include <algorithm>
21 #include <testsuite_hooks.h>
22 #include <testsuite_iterators.h>
24 using __gnu_test::test_container;
25 using __gnu_test::forward_iterator_wrapper;
26 using __gnu_test::bidirectional_iterator_wrapper;
27 using __gnu_test::random_access_iterator_wrapper;
29 typedef test_container<int, forward_iterator_wrapper> Fcontainer;
30 typedef test_container<int, bidirectional_iterator_wrapper> Bcontainer;
31 typedef test_container<int, random_access_iterator_wrapper> Rcontainer;
35 void
36 test1()
38 bool test __attribute__((unused)) = true;
39 int array[]={1};
40 Fcontainer fcon(array, array);
41 Bcontainer bcon(array, array);
42 Rcontainer rcon(array, array);
43 std::rotate(fcon.begin(), fcon.begin(), fcon.end());
44 std::rotate(bcon.begin(), bcon.begin(), bcon.end());
45 std::rotate(rcon.begin(), rcon.begin(), rcon.end());
48 void
49 test2()
51 bool test __attribute__((unused)) = true;
52 int array[] = {1};
53 Fcontainer fcon(array, array + 1);
54 Bcontainer bcon(array, array + 1);
55 Rcontainer rcon(array, array + 1);
56 std::rotate(fcon.begin(), fcon.begin(), fcon.end());
57 std::rotate(bcon.begin(), bcon.begin(), bcon.end());
58 std::rotate(rcon.begin(), rcon.begin(), rcon.end());
59 std::rotate(fcon.begin(), fcon.end(), fcon.end());
60 std::rotate(bcon.begin(), bcon.end(), bcon.end());
61 std::rotate(rcon.begin(), rcon.end(), rcon.end());
64 void
65 test3()
67 bool test __attribute__((unused)) = true;
68 int array[] = {1, 2, 3, 4, 5};
69 Fcontainer fcon(array, array + 5);
70 Bcontainer bcon(array, array + 5);
71 Rcontainer rcon(array, array + 5);
72 std::rotate(fcon.begin(), fcon.it(2), fcon.end());
73 VERIFY(array[0] == 3 && array[1] == 4 && array[2] == 5 &&
74 array[3] == 1 && array[4] == 2);
75 std::rotate(bcon.begin(), bcon.it(2), bcon.end());
76 VERIFY(array[0] == 5 && array[1] == 1 && array[2] == 2 &&
77 array[3] == 3 && array[4] == 4);
78 std::rotate(rcon.begin(), rcon.it(2), rcon.end());
79 VERIFY(array[0] == 2 && array[1] == 3 && array[2] == 4 &&
80 array[3] == 5 && array[4] == 1);
83 void
84 test4()
86 bool test __attribute__((unused)) = true;
87 int array[] = {1, 2, 3, 4};
88 Fcontainer fcon(array, array + 4);
89 Bcontainer bcon(array, array + 4);
90 Rcontainer rcon(array, array + 4);
92 std::rotate(fcon.begin(), fcon.it(3), fcon.end());
93 VERIFY(array[0] == 4 && array[1] == 1 && array[2] == 2 &&
94 array[3] == 3);
96 std::rotate(bcon.begin(), bcon.it(3), bcon.end());
97 VERIFY(array[0] == 3 && array[1] == 4 && array[2] == 1 &&
98 array[3] == 2);
100 std::rotate(rcon.begin(), rcon.it(3), rcon.end());
101 VERIFY(array[0] == 2 && array[1] == 3 && array[2] == 4 &&
102 array[3] == 1);
106 void
107 test5()
109 bool test __attribute__((unused)) = true;
110 int array[] = {1, 2, 3, 4};
111 Rcontainer con(array, array + 4);
112 std::rotate(con.begin(), con.it(2), con.end());
113 VERIFY(array[0] == 3 && array[1] == 4 && array[2] == 1 &&
114 array[3] == 2);
117 int
118 main()
120 test1();
121 test2();
122 test3();
123 test4();
124 test5();