1 // Copyright (C) 2005-2018 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 // 25.3.5.1 [lib.includes]
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::input_iterator_wrapper;
26 using std::includes;
27
28 typedef test_container<int, input_iterator_wrapper> Container;
29
30 void
test1()31 test1()
32 {
33 int array[] = {0};
34 Container con1(array, array);
35 Container con2(array, array);
36 VERIFY(includes(con1.begin(), con1.end(), con2.begin(), con2.end()));
37 }
38
39 void
test2()40 test2()
41 {
42 int array[] = {0, 1};
43 Container con1(array, array);
44 Container con2(array, array + 2);
45 VERIFY(!includes(con1.begin(), con1.end(), con2.begin(), con2.end()));
46 }
47
48 void
test3()49 test3()
50 {
51 int array[] = {0, 1};
52 Container con1(array, array + 2);
53 Container con2(array, array);
54 VERIFY(includes(con1.begin(), con1.end(), con2.begin(), con2.end()));
55 }
56
57 void
test4()58 test4()
59 {
60 int array1[] = {1, 2, 3, 4, 6, 8, 9};
61 int array2[] = {2, 4, 6, 8};
62 Container con1(array1, array1 + 7);
63 Container con2(array2, array2 + 4);
64 VERIFY(includes(con1.begin(), con1.end(), con2.begin(), con2.end()));
65 }
66
67 void
test5()68 test5()
69 {
70 int array1[] = {1, 2, 3, 5};
71 int array2[] = {2, 4, 6, 8};
72 Container con1(array1, array1 + 4);
73 Container con2(array2, array2 + 4);
74 VERIFY(!includes(con1.begin(), con1.end(), con2.begin(), con2.end()));
75 }
76
main()77 int main()
78 {
79 test1();
80 test2();
81 test3();
82 test4();
83 test5();
84 }
85