afb81b8278
Some checks failed
Docker. / Ubuntu (push) Has been cancelled
User-agent updater. / User-agent (push) Failing after 15s
Lock Threads / lock (push) Failing after 10s
Waiting for answer. / waiting-for-answer (push) Failing after 22s
Needs user action. / needs-user-action (push) Failing after 8s
Can't reproduce. / cant-reproduce (push) Failing after 8s
Close stale issues and PRs / stale (push) Has been cancelled
43 lines
993 B
C++
43 lines
993 B
C++
// Range v3 library
|
|
//
|
|
// Copyright Eric Niebler 2014
|
|
//
|
|
// 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
|
|
|
|
#include <range/v3/algorithm/equal.hpp>
|
|
#include <range/v3/algorithm/unstable_remove_if.hpp>
|
|
#include <range/v3/view/subrange.hpp>
|
|
|
|
#include "../array.hpp"
|
|
#include "../simple_test.hpp"
|
|
|
|
constexpr bool is_even(int i)
|
|
{
|
|
return i % 2 == 0;
|
|
}
|
|
|
|
constexpr bool test_constexpr()
|
|
{
|
|
using IL = std::initializer_list<int>;
|
|
|
|
test::array<int, 5> arr{{1, 2, 3, 4, 5}};
|
|
const auto it = ranges::unstable_remove_if(arr, is_even);
|
|
STATIC_CHECK_RETURN(it == arr.begin() + 3);
|
|
STATIC_CHECK_RETURN(
|
|
ranges::equal(ranges::make_subrange(arr.begin(), it), IL{1, 5, 3}));
|
|
|
|
return true;
|
|
}
|
|
|
|
int main()
|
|
{
|
|
STATIC_CHECK(test_constexpr());
|
|
|
|
return test_result();
|
|
}
|