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, typename OutIter,
13 //          Predicate<auto, InIter::value_type> Pred, class T>
14 //   requires OutputIterator<OutIter, InIter::reference>
15 //         && OutputIterator<OutIter, const T&>
16 //         && CopyConstructible<Pred>
17 //   OutIter
18 //   replace_copy_if(InIter first, InIter last, OutIter result, Pred pred, const T& new_value);
19 
20 #include <algorithm>
21 #include <functional>
22 #include <cassert>
23 
24 #include "test_iterators.h"
25 
26 bool equalToTwo(int v) { return v == 2; }
27 
28 template <class InIter, class OutIter>
29 void
30 test()
31 {
32     int ia[] = {0, 1, 2, 3, 4};
33     const unsigned sa = sizeof(ia)/sizeof(ia[0]);
34     int ib[sa] = {0};
35     OutIter r = std::replace_copy_if(InIter(ia), InIter(ia+sa),
36                                      OutIter(ib), equalToTwo, 5);
37     assert(base(r) == ib + sa);
38     assert(ib[0] == 0);
39     assert(ib[1] == 1);
40     assert(ib[2] == 5);
41     assert(ib[3] == 3);
42     assert(ib[4] == 4);
43 }
44 
45 int main()
46 {
47     test<input_iterator<const int*>, output_iterator<int*> >();
48     test<input_iterator<const int*>, forward_iterator<int*> >();
49     test<input_iterator<const int*>, bidirectional_iterator<int*> >();
50     test<input_iterator<const int*>, random_access_iterator<int*> >();
51     test<input_iterator<const int*>, int*>();
52 
53     test<forward_iterator<const int*>, output_iterator<int*> >();
54     test<forward_iterator<const int*>, forward_iterator<int*> >();
55     test<forward_iterator<const int*>, bidirectional_iterator<int*> >();
56     test<forward_iterator<const int*>, random_access_iterator<int*> >();
57     test<forward_iterator<const int*>, int*>();
58 
59     test<bidirectional_iterator<const int*>, output_iterator<int*> >();
60     test<bidirectional_iterator<const int*>, forward_iterator<int*> >();
61     test<bidirectional_iterator<const int*>, bidirectional_iterator<int*> >();
62     test<bidirectional_iterator<const int*>, random_access_iterator<int*> >();
63     test<bidirectional_iterator<const int*>, int*>();
64 
65     test<random_access_iterator<const int*>, output_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*, forward_iterator<int*> >();
73     test<const int*, bidirectional_iterator<int*> >();
74     test<const int*, random_access_iterator<int*> >();
75     test<const int*, int*>();
76 }
77