hakutaku/tdesktop
1
0
Fork 0
Code Issues Pull Requests Actions 5 Packages Projects Releases Wiki Activity
Files
afb81b827815079d0aace36a8fe456e2c4bac40a
tdesktop/Telegram/ThirdParty/range-v3/test/algorithm/rotate_copy.cpp
allhaileris afb81b8278
Some checks failed
Docker. / Ubuntu (push) Has been cancelled
Details
User-agent updater. / User-agent (push) Failing after 15s
Details
Lock Threads / lock (push) Failing after 10s
Details
Waiting for answer. / waiting-for-answer (push) Failing after 22s
Details
Close stale issues and PRs / stale (push) Successful in 13s
Details
Needs user action. / needs-user-action (push) Failing after 8s
Details
Can't reproduce. / cant-reproduce (push) Failing after 8s
Details
init
2026-02-16 15:50:16 +03:00

360 lines
12 KiB
C++
Raw Blame History

// Range v3 library
//
// Copyright Eric Niebler 2014-present
//
// Use, modification and distribution is subject to the
// Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// Project home: https://github.com/ericniebler/range-v3
//
// Copyright 2005 - 2007 Adobe Systems Incorporated
// Distributed under the MIT License(see accompanying file LICENSE_1_0_0.txt
// or a copy at http://stlab.adobe.com/licenses.html)
//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
#include <utility>
#include <vector>
#include <range/v3/core.hpp>
#include <range/v3/algorithm/rotate_copy.hpp>
#include "../simple_test.hpp"
#include "../test_iterators.hpp"
#include "../test_utils.hpp"
template<class InIter, class OutIter, typename Sent = InIter>
void test_iter()
{
int ia[] = {0, 1, 2, 3};
const unsigned sa = sizeof(ia)/sizeof(ia[0]);
int ib[sa] = {0};
ranges::rotate_copy_result<InIter, OutIter> r = ranges::rotate_copy(InIter(ia), InIter(ia), Sent(ia), OutIter(ib));
CHECK(base(r.in) == ia);
CHECK(base(r.out) == ib);
r = ranges::rotate_copy(InIter(ia), InIter(ia), Sent(ia+1), OutIter(ib));
CHECK(base(r.in) == ia+1);
CHECK(base(r.out) == ib+1);
CHECK(ib[0] == 0);
r = ranges::rotate_copy(InIter(ia), InIter(ia+1), Sent(ia+1), OutIter(ib));
CHECK(base(r.in) == ia+1);
CHECK(base(r.out) == ib+1);
CHECK(ib[0] == 0);
r = ranges::rotate_copy(InIter(ia), InIter(ia), Sent(ia+2), OutIter(ib));
CHECK(base(r.in) == ia+2);
CHECK(base(r.out) == ib+2);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
r = ranges::rotate_copy(InIter(ia), InIter(ia+1), Sent(ia+2), OutIter(ib));
CHECK(base(r.in) == ia+2);
CHECK(base(r.out) == ib+2);
CHECK(ib[0] == 1);
CHECK(ib[1] == 0);
r = ranges::rotate_copy(InIter(ia), InIter(ia+2), Sent(ia+2), OutIter(ib));
CHECK(base(r.in) == ia+2);
CHECK(base(r.out) == ib+2);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
r = ranges::rotate_copy(InIter(ia), InIter(ia), Sent(ia+3), OutIter(ib));
CHECK(base(r.in) == ia+3);
CHECK(base(r.out) == ib+3);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
CHECK(ib[2] == 2);
r = ranges::rotate_copy(InIter(ia), InIter(ia+1), Sent(ia+3), OutIter(ib));
CHECK(base(r.in) == ia+3);
CHECK(base(r.out) == ib+3);
CHECK(ib[0] == 1);
CHECK(ib[1] == 2);
CHECK(ib[2] == 0);
r = ranges::rotate_copy(InIter(ia), InIter(ia+2), Sent(ia+3), OutIter(ib));
CHECK(base(r.in) == ia+3);
CHECK(base(r.out) == ib+3);
CHECK(ib[0] == 2);
CHECK(ib[1] == 0);
CHECK(ib[2] == 1);
r = ranges::rotate_copy(InIter(ia), InIter(ia+3), Sent(ia+3), OutIter(ib));
CHECK(base(r.in) == ia+3);
CHECK(base(r.out) == ib+3);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
CHECK(ib[2] == 2);
r = ranges::rotate_copy(InIter(ia), InIter(ia), Sent(ia+4), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
CHECK(ib[2] == 2);
CHECK(ib[3] == 3);
r = ranges::rotate_copy(InIter(ia), InIter(ia+1), Sent(ia+4), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 1);
CHECK(ib[1] == 2);
CHECK(ib[2] == 3);
CHECK(ib[3] == 0);
r = ranges::rotate_copy(InIter(ia), InIter(ia+2), Sent(ia+4), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 2);
CHECK(ib[1] == 3);
CHECK(ib[2] == 0);
CHECK(ib[3] == 1);
r = ranges::rotate_copy(InIter(ia), InIter(ia+3), Sent(ia+4), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 3);
CHECK(ib[1] == 0);
CHECK(ib[2] == 1);
CHECK(ib[3] == 2);
r = ranges::rotate_copy(InIter(ia), InIter(ia+4), Sent(ia+4), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
CHECK(ib[2] == 2);
CHECK(ib[3] == 3);
}
template<class InIter, class OutIter, typename Sent = InIter>
void test_rng()
{
int ia[] = {0, 1, 2, 3};
const unsigned sa = sizeof(ia)/sizeof(ia[0]);
int ib[sa] = {0};
ranges::rotate_copy_result<InIter, OutIter> r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia))), InIter(ia), OutIter(ib));
CHECK(base(r.in) == ia);
CHECK(base(r.out) == ib);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+1))), InIter(ia), OutIter(ib));
CHECK(base(r.in) == ia+1);
CHECK(base(r.out) == ib+1);
CHECK(ib[0] == 0);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+1))), InIter(ia+1), OutIter(ib));
CHECK(base(r.in) == ia+1);
CHECK(base(r.out) == ib+1);
CHECK(ib[0] == 0);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+2))), InIter(ia), OutIter(ib));
CHECK(base(r.in) == ia+2);
CHECK(base(r.out) == ib+2);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+2))), InIter(ia+1), OutIter(ib));
CHECK(base(r.in) == ia+2);
CHECK(base(r.out) == ib+2);
CHECK(ib[0] == 1);
CHECK(ib[1] == 0);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+2))), InIter(ia+2), OutIter(ib));
CHECK(base(r.in) == ia+2);
CHECK(base(r.out) == ib+2);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+3))), InIter(ia), OutIter(ib));
CHECK(base(r.in) == ia+3);
CHECK(base(r.out) == ib+3);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
CHECK(ib[2] == 2);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+3))), InIter(ia+1), OutIter(ib));
CHECK(base(r.in) == ia+3);
CHECK(base(r.out) == ib+3);
CHECK(ib[0] == 1);
CHECK(ib[1] == 2);
CHECK(ib[2] == 0);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+3))), InIter(ia+2), OutIter(ib));
CHECK(base(r.in) == ia+3);
CHECK(base(r.out) == ib+3);
CHECK(ib[0] == 2);
CHECK(ib[1] == 0);
CHECK(ib[2] == 1);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+3))), InIter(ia+3), OutIter(ib));
CHECK(base(r.in) == ia+3);
CHECK(base(r.out) == ib+3);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
CHECK(ib[2] == 2);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+4))), InIter(ia), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
CHECK(ib[2] == 2);
CHECK(ib[3] == 3);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+4))), InIter(ia+1), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 1);
CHECK(ib[1] == 2);
CHECK(ib[2] == 3);
CHECK(ib[3] == 0);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+4))), InIter(ia+2), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 2);
CHECK(ib[1] == 3);
CHECK(ib[2] == 0);
CHECK(ib[3] == 1);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+4))), InIter(ia+3), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 3);
CHECK(ib[1] == 0);
CHECK(ib[2] == 1);
CHECK(ib[3] == 2);
r = ranges::rotate_copy(::as_lvalue(ranges::make_subrange(InIter(ia), Sent(ia+4))), InIter(ia+4), OutIter(ib));
CHECK(base(r.in) == ia+4);
CHECK(base(r.out) == ib+4);
CHECK(ib[0] == 0);
CHECK(ib[1] == 1);
CHECK(ib[2] == 2);
CHECK(ib[3] == 3);
}
template<class InIter, class OutIter, typename Sent = InIter>
void test()
{
test_iter<InIter, OutIter, Sent>();
test_rng<InIter, OutIter, Sent>();
}
struct S
{
int i;
};
constexpr bool test_constexpr()
{
using namespace ranges;
int rgi[] = {0, 1, 2, 3, 4, 5};
int rgo[6] = {0};
const auto r = ranges::rotate_copy(rgi, rgi + 2, rgo);
STATIC_CHECK_RETURN(r.in == ranges::end(rgi));
STATIC_CHECK_RETURN(r.out == ranges::end(rgo));
STATIC_CHECK_RETURN(rgo[0] == 2);
STATIC_CHECK_RETURN(rgo[1] == 3);
STATIC_CHECK_RETURN(rgo[2] == 4);
STATIC_CHECK_RETURN(rgo[3] == 5);
STATIC_CHECK_RETURN(rgo[4] == 0);
STATIC_CHECK_RETURN(rgo[5] == 1);
return true;
}
int main()
{
test<ForwardIterator<const int*>, OutputIterator<int*> >();
test<ForwardIterator<const int*>, ForwardIterator<int*> >();
test<ForwardIterator<const int*>, BidirectionalIterator<int*> >();
test<ForwardIterator<const int*>, RandomAccessIterator<int*> >();
test<ForwardIterator<const int*>, int*>();
test<BidirectionalIterator<const int*>, OutputIterator<int*> >();
test<BidirectionalIterator<const int*>, ForwardIterator<int*> >();
test<BidirectionalIterator<const int*>, BidirectionalIterator<int*> >();
test<BidirectionalIterator<const int*>, RandomAccessIterator<int*> >();
test<BidirectionalIterator<const int*>, int*>();
test<RandomAccessIterator<const int*>, OutputIterator<int*> >();
test<RandomAccessIterator<const int*>, ForwardIterator<int*> >();
test<RandomAccessIterator<const int*>, BidirectionalIterator<int*> >();
test<RandomAccessIterator<const int*>, RandomAccessIterator<int*> >();
test<RandomAccessIterator<const int*>, int*>();
test<ForwardIterator<const int*>, OutputIterator<int*>, Sentinel<const int*> >();
test<ForwardIterator<const int*>, ForwardIterator<int*>, Sentinel<const int*> >();
test<ForwardIterator<const int*>, BidirectionalIterator<int*>, Sentinel<const int*> >();
test<ForwardIterator<const int*>, RandomAccessIterator<int*>, Sentinel<const int*> >();
test<ForwardIterator<const int*>, int*, Sentinel<const int*> >();
test<BidirectionalIterator<const int*>, OutputIterator<int*>, Sentinel<const int*> >();
test<BidirectionalIterator<const int*>, ForwardIterator<int*>, Sentinel<const int*> >();
test<BidirectionalIterator<const int*>, BidirectionalIterator<int*>, Sentinel<const int*> >();
test<BidirectionalIterator<const int*>, RandomAccessIterator<int*>, Sentinel<const int*> >();
test<BidirectionalIterator<const int*>, int*, Sentinel<const int*> >();
test<RandomAccessIterator<const int*>, OutputIterator<int*>, Sentinel<const int*> >();
test<RandomAccessIterator<const int*>, ForwardIterator<int*>, Sentinel<const int*> >();
test<RandomAccessIterator<const int*>, BidirectionalIterator<int*>, Sentinel<const int*> >();
test<RandomAccessIterator<const int*>, RandomAccessIterator<int*>, Sentinel<const int*> >();
test<RandomAccessIterator<const int*>, int*, Sentinel<const int*> >();
test<const int*, OutputIterator<int*> >();
test<const int*, ForwardIterator<int*> >();
test<const int*, BidirectionalIterator<int*> >();
test<const int*, RandomAccessIterator<int*> >();
test<const int*, int*>();
// test rvalue ranges
{
int rgi[] = {0,1,2,3,4,5};
int rgo[6] = {0};
auto r = ranges::rotate_copy(std::move(rgi), rgi+2, rgo);
#ifndef RANGES_WORKAROUND_MSVC_573728
CHECK(::is_dangling(r.in));
#endif // RANGES_WORKAROUND_MSVC_573728
CHECK(r.out == ranges::end(rgo));
CHECK(rgo[0] == 2);
CHECK(rgo[1] == 3);
CHECK(rgo[2] == 4);
CHECK(rgo[3] == 5);
CHECK(rgo[4] == 0);
CHECK(rgo[5] == 1);
}
{
std::vector<int> rgi{0,1,2,3,4,5};
int rgo[6] = {0};
auto r = ranges::rotate_copy(std::move(rgi), rgi.begin()+2, rgo);
CHECK(::is_dangling(r.in));
CHECK(r.out == ranges::end(rgo));
CHECK(rgo[0] == 2);
CHECK(rgo[1] == 3);
CHECK(rgo[2] == 4);
CHECK(rgo[3] == 5);
CHECK(rgo[4] == 0);
CHECK(rgo[5] == 1);
}
{
STATIC_CHECK(test_constexpr());
}
return ::test_result();
}
Reference in New Issue View Git Blame Copy Permalink