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49 lines
1.8 KiB
C++
49 lines
1.8 KiB
C++
/*
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@copyright Louis Dionne 2014
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Distributed under the Boost Software License, Version 1.0.
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(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
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*/
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#include <boost/hana/adapted/std_tuple.hpp>
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#include <boost/hana/detail/constexpr.hpp>
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#include <boost/hana/detail/static_assert.hpp>
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#include <boost/hana/integral.hpp>
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#include <tuple>
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using namespace boost::hana;
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BOOST_HANA_CONSTEXPR_LAMBDA auto tuple = [](auto ...xs) {
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return std::make_tuple(xs...);
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};
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BOOST_HANA_CONSTEXPR_LAMBDA auto f = [](auto ...xs) {
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return std::make_tuple(1, xs...);
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};
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BOOST_HANA_CONSTEXPR_LAMBDA auto g = [](auto ...xs) {
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return std::make_tuple(2, xs...);
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};
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int main() {
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BOOST_HANA_STATIC_ASSERT(lift<StdTuple>(int_<0>) == tuple(int_<0>));
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BOOST_HANA_STATIC_ASSERT(lift<StdTuple>(int_<1>) == tuple(int_<1>));
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BOOST_HANA_STATIC_ASSERT(lift<StdTuple>(3) == tuple(3));
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BOOST_HANA_STATIC_ASSERT(ap(tuple(), tuple()) == tuple());
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BOOST_HANA_STATIC_ASSERT(ap(tuple(), tuple(1)) == tuple());
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BOOST_HANA_STATIC_ASSERT(ap(tuple(), tuple(1, '2')) == tuple());
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BOOST_HANA_STATIC_ASSERT(ap(tuple(), tuple(1, '2', 3.3)) == tuple());
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BOOST_HANA_STATIC_ASSERT(ap(tuple(f), tuple()) == tuple());
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BOOST_HANA_STATIC_ASSERT(ap(tuple(f), tuple(1)) == tuple(f(1)));
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BOOST_HANA_STATIC_ASSERT(ap(tuple(f), tuple(1, '2')) == tuple(f(1), f('2')));
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BOOST_HANA_STATIC_ASSERT(ap(tuple(f), tuple(1, '2', 3.3)) == tuple(f(1), f('2'), f(3.3)));
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BOOST_HANA_STATIC_ASSERT(ap(tuple(f, g), tuple()) == tuple());
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BOOST_HANA_STATIC_ASSERT(ap(tuple(f, g), tuple(1)) == tuple(f(1), g(1)));
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BOOST_HANA_STATIC_ASSERT(ap(tuple(f, g), tuple(1, '2')) == tuple(f(1), f('2'), g(1), g('2')));
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BOOST_HANA_STATIC_ASSERT(ap(tuple(f, g), tuple(1, '2', 3.3)) == tuple(f(1), f('2'), f(3.3), g(1), g('2'), g(3.3)));
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}
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