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Foldable: reduce the mcd, steal find from Iterable and improve tests

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Louis Dionne
2014-06-18 13:37:34 -04:00
parent 390cc968a3
commit 42bb091e71
24 changed files with 690 additions and 158 deletions
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25
test/foldable/unpack.cpp
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@@ -6,22 +6,27 @@ Distributed under the Boost Software License, Version 1.0.
#include <boost/hana/foldable.hpp>
#include <boost/hana/detail/constexpr.hpp>
#include <boost/hana/detail/static_assert.hpp>
#include <boost/hana/functional.hpp>
#include <boost/hana/integral.hpp>
#include <boost/hana/list.hpp>
#include "minimal_foldable.hpp"
#include <tuple>
using namespace boost::hana;
int main() {
BOOST_HANA_STATIC_ASSERT(unpack(list, foldable()) == list());
BOOST_HANA_STATIC_ASSERT(unpack(list, foldable(int_<0>)) == list_c<int, 0>);
BOOST_HANA_STATIC_ASSERT(unpack(list, foldable(int_<0>, int_<1>)) == list_c<int, 0, 1>);
BOOST_HANA_STATIC_ASSERT(unpack(list, foldable(int_<0>, int_<1>, int_<2>)) == list_c<int, 0, 1, 2>);
BOOST_HANA_CONSTEXPR_LAMBDA auto f = [](auto ...xs) {
return std::make_tuple(xs...);
};
BOOST_HANA_STATIC_ASSERT(unpack(list, foldable(0)) == list(0));
BOOST_HANA_STATIC_ASSERT(unpack(list, foldable(0, '1')) == list(0, '1'));
BOOST_HANA_STATIC_ASSERT(unpack(list, foldable(0, '1', "2")) == list(0, '1', "2"));
int main() {
BOOST_HANA_STATIC_ASSERT(unpack(f, foldable()) == f());
BOOST_HANA_STATIC_ASSERT(unpack(f, foldable(1)) == f(1));
BOOST_HANA_STATIC_ASSERT(unpack(f, foldable(1, '2')) == f(1, '2'));
BOOST_HANA_STATIC_ASSERT(unpack(f, foldable(1, '2', 3.3)) == f(1, '2', 3.3));
BOOST_HANA_STATIC_ASSERT(unpack(f, foldable(1, '2', 3.3, nullptr)) == f(1, '2', 3.3, nullptr));
BOOST_HANA_STATIC_ASSERT(unpack(f, foldable(int_<0>)) == f(int_<0>));
BOOST_HANA_STATIC_ASSERT(unpack(f, foldable(int_<0>, int_<1>)) == f(int_<0>, int_<1>));
BOOST_HANA_STATIC_ASSERT(unpack(f, foldable(int_<0>, int_<1>, int_<2>)) == f(int_<0>, int_<1>, int_<2>));
}