diff options
Diffstat (limited to 'libcxx/test/std/algorithms/alg.modifying.operations/alg.reverse/reverse_copy.pass.cpp')
-rw-r--r-- | libcxx/test/std/algorithms/alg.modifying.operations/alg.reverse/reverse_copy.pass.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/libcxx/test/std/algorithms/alg.modifying.operations/alg.reverse/reverse_copy.pass.cpp b/libcxx/test/std/algorithms/alg.modifying.operations/alg.reverse/reverse_copy.pass.cpp new file mode 100644 index 00000000000..70840d187bf --- /dev/null +++ b/libcxx/test/std/algorithms/alg.modifying.operations/alg.reverse/reverse_copy.pass.cpp @@ -0,0 +1,81 @@ +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// <algorithm> + +// template<BidirectionalIterator InIter, OutputIterator<auto, InIter::reference> OutIter> +// OutIter +// reverse_copy(InIter first, InIter last, OutIter result); + +#include <algorithm> +#include <cassert> + +#include "test_iterators.h" + +template <class InIter, class OutIter> +void +test() +{ + const int ia[] = {0}; + const unsigned sa = sizeof(ia)/sizeof(ia[0]); + int ja[sa] = {-1}; + OutIter r = std::reverse_copy(InIter(ia), InIter(ia), OutIter(ja)); + assert(base(r) == ja); + assert(ja[0] == -1); + r = std::reverse_copy(InIter(ia), InIter(ia+sa), OutIter(ja)); + assert(ja[0] == 0); + + const int ib[] = {0, 1}; + const unsigned sb = sizeof(ib)/sizeof(ib[0]); + int jb[sb] = {-1}; + r = std::reverse_copy(InIter(ib), InIter(ib+sb), OutIter(jb)); + assert(base(r) == jb+sb); + assert(jb[0] == 1); + assert(jb[1] == 0); + + const int ic[] = {0, 1, 2}; + const unsigned sc = sizeof(ic)/sizeof(ic[0]); + int jc[sc] = {-1}; + r = std::reverse_copy(InIter(ic), InIter(ic+sc), OutIter(jc)); + assert(base(r) == jc+sc); + assert(jc[0] == 2); + assert(jc[1] == 1); + assert(jc[2] == 0); + + int id[] = {0, 1, 2, 3}; + const unsigned sd = sizeof(id)/sizeof(id[0]); + int jd[sd] = {-1}; + r = std::reverse_copy(InIter(id), InIter(id+sd), OutIter(jd)); + assert(base(r) == jd+sd); + assert(jd[0] == 3); + assert(jd[1] == 2); + assert(jd[2] == 1); + assert(jd[3] == 0); +} + +int main() +{ + test<bidirectional_iterator<const int*>, output_iterator<int*> >(); + test<bidirectional_iterator<const int*>, forward_iterator<int*> >(); + test<bidirectional_iterator<const int*>, bidirectional_iterator<int*> >(); + test<bidirectional_iterator<const int*>, random_access_iterator<int*> >(); + test<bidirectional_iterator<const int*>, int*>(); + + test<random_access_iterator<const int*>, output_iterator<int*> >(); + test<random_access_iterator<const int*>, forward_iterator<int*> >(); + test<random_access_iterator<const int*>, bidirectional_iterator<int*> >(); + test<random_access_iterator<const int*>, random_access_iterator<int*> >(); + test<random_access_iterator<const int*>, int*>(); + + test<const int*, output_iterator<int*> >(); + test<const int*, forward_iterator<int*> >(); + test<const int*, bidirectional_iterator<int*> >(); + test<const int*, random_access_iterator<int*> >(); + test<const int*, int*>(); +} |