diff options
Diffstat (limited to 'src/boost/libs/hana/test/concept/struct/macro.adapt_adt.cpp')
-rw-r--r-- | src/boost/libs/hana/test/concept/struct/macro.adapt_adt.cpp | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/concept/struct/macro.adapt_adt.cpp b/src/boost/libs/hana/test/concept/struct/macro.adapt_adt.cpp new file mode 100644 index 000000000..dc759b425 --- /dev/null +++ b/src/boost/libs/hana/test/concept/struct/macro.adapt_adt.cpp @@ -0,0 +1,61 @@ +// Copyright Louis Dionne 2013-2017 +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) + +#include <boost/hana/adapt_adt.hpp> +#include <boost/hana/assert.hpp> +#include <boost/hana/concept/struct.hpp> +#include <boost/hana/contains.hpp> +#include <boost/hana/string.hpp> + +#include <laws/base.hpp> +namespace hana = boost::hana; +using hana::test::ct_eq; + + +namespace ns { + struct Data0 { }; + struct Data1 { + ct_eq<1> get_member1() const { return {}; } + }; + struct Data2 { + ct_eq<1> get_member1() const { return {}; } + ct_eq<2> get_member2() const { return {}; } + }; + struct Data3 { + ct_eq<1> get_member1() const { return {}; } + ct_eq<2> get_member2() const { return {}; } + ct_eq<3> get_member3() const { return {}; } + }; +} + +// Note: We use commas in the lambdas to make sure the macro can handle it. +BOOST_HANA_ADAPT_ADT(ns::Data0); +BOOST_HANA_ADAPT_ADT(ns::Data1, + (member1, [](auto const& d) { return 0, d.get_member1(); }) +); +BOOST_HANA_ADAPT_ADT(ns::Data2, + (member1, [](auto const& d) { return 0, d.get_member1(); }), + (member2, [](auto const& d) { return d.get_member2(); }) +); +BOOST_HANA_ADAPT_ADT(ns::Data3, + (member1, [](auto const& d) { return 0, d.get_member1(); }), + (member2, [](auto const& d) { return d.get_member2(); }), + (member3, [](auto const& d) { return d.get_member3(); }) +); + +static_assert(hana::Struct<ns::Data0>::value, ""); +static_assert(hana::Struct<ns::Data1>::value, ""); +static_assert(hana::Struct<ns::Data2>::value, ""); +static_assert(hana::Struct<ns::Data3>::value, ""); + +int main() { + BOOST_HANA_CONSTANT_CHECK(hana::contains(ns::Data1{}, BOOST_HANA_STRING("member1"))); + + BOOST_HANA_CONSTANT_CHECK(hana::contains(ns::Data2{}, BOOST_HANA_STRING("member1"))); + BOOST_HANA_CONSTANT_CHECK(hana::contains(ns::Data2{}, BOOST_HANA_STRING("member2"))); + + BOOST_HANA_CONSTANT_CHECK(hana::contains(ns::Data3{}, BOOST_HANA_STRING("member1"))); + BOOST_HANA_CONSTANT_CHECK(hana::contains(ns::Data3{}, BOOST_HANA_STRING("member2"))); + BOOST_HANA_CONSTANT_CHECK(hana::contains(ns::Data3{}, BOOST_HANA_STRING("member3"))); +} |