1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <algorithm>
11
12// template<InputIterator InIter, class OutIter,
13//          Callable<auto, const InIter::value_type&> Op>
14//   requires OutputIterator<OutIter, Op::result_type> && CopyConstructible<Op>
15//   OutIter
16//   transform(InIter first, InIter last, OutIter result, Op op);
17
18#include <algorithm>
19#include <functional>
20#include <cassert>
21
22#include "test_iterators.h"
23
24template <class InIter, class OutIter>
25void
26test()
27{
28    int ia[] = {0, 1, 2, 3, 4};
29    const unsigned sa = sizeof(ia)/sizeof(ia[0]);
30    int ib[sa] = {0};
31    OutIter r = std::transform(InIter(ia), InIter(ia+sa), OutIter(ib),
32                               std::bind2nd(std::plus<int>(), 1));
33    assert(base(r) == ib + sa);
34    assert(ib[0] == 1);
35    assert(ib[1] == 2);
36    assert(ib[2] == 3);
37    assert(ib[3] == 4);
38    assert(ib[4] == 5);
39}
40
41int main()
42{
43    test<input_iterator<const int*>, output_iterator<int*> >();
44    test<input_iterator<const int*>, input_iterator<int*> >();
45    test<input_iterator<const int*>, forward_iterator<int*> >();
46    test<input_iterator<const int*>, bidirectional_iterator<int*> >();
47    test<input_iterator<const int*>, random_access_iterator<int*> >();
48    test<input_iterator<const int*>, int*>();
49
50    test<forward_iterator<const int*>, output_iterator<int*> >();
51    test<forward_iterator<const int*>, input_iterator<int*> >();
52    test<forward_iterator<const int*>, forward_iterator<int*> >();
53    test<forward_iterator<const int*>, bidirectional_iterator<int*> >();
54    test<forward_iterator<const int*>, random_access_iterator<int*> >();
55    test<forward_iterator<const int*>, int*>();
56
57    test<bidirectional_iterator<const int*>, output_iterator<int*> >();
58    test<bidirectional_iterator<const int*>, input_iterator<int*> >();
59    test<bidirectional_iterator<const int*>, forward_iterator<int*> >();
60    test<bidirectional_iterator<const int*>, bidirectional_iterator<int*> >();
61    test<bidirectional_iterator<const int*>, random_access_iterator<int*> >();
62    test<bidirectional_iterator<const int*>, int*>();
63
64    test<random_access_iterator<const int*>, output_iterator<int*> >();
65    test<random_access_iterator<const int*>, input_iterator<int*> >();
66    test<random_access_iterator<const int*>, forward_iterator<int*> >();
67    test<random_access_iterator<const int*>, bidirectional_iterator<int*> >();
68    test<random_access_iterator<const int*>, random_access_iterator<int*> >();
69    test<random_access_iterator<const int*>, int*>();
70
71    test<const int*, output_iterator<int*> >();
72    test<const int*, input_iterator<int*> >();
73    test<const int*, forward_iterator<int*> >();
74    test<const int*, bidirectional_iterator<int*> >();
75    test<const int*, random_access_iterator<int*> >();
76    test<const int*, int*>();
77}
78