diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/boost/libs/hana/test/concept/struct/find_if.cpp | |
parent | Initial commit. (diff) | |
download | ceph-upstream/16.2.11+ds.tar.xz ceph-upstream/16.2.11+ds.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/hana/test/concept/struct/find_if.cpp')
-rw-r--r-- | src/boost/libs/hana/test/concept/struct/find_if.cpp | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/concept/struct/find_if.cpp b/src/boost/libs/hana/test/concept/struct/find_if.cpp new file mode 100644 index 000000000..3e249239b --- /dev/null +++ b/src/boost/libs/hana/test/concept/struct/find_if.cpp @@ -0,0 +1,48 @@ +// 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/assert.hpp> +#include <boost/hana/concept/struct.hpp> +#include <boost/hana/equal.hpp> +#include <boost/hana/find_if.hpp> +#include <boost/hana/integral_constant.hpp> +#include <boost/hana/optional.hpp> + +#include "minimal_struct.hpp" +#include <laws/base.hpp> +namespace hana = boost::hana; +using hana::test::ct_eq; + + +template <int i = 0> +struct undefined { }; + +int main() { + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(obj(), undefined<>{}), + hana::nothing + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(obj(ct_eq<0>{}), hana::equal.to(hana::int_c<0>)), + hana::just(ct_eq<0>{}) + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(obj(undefined<1>{}), hana::equal.to(hana::int_c<1>)), + hana::nothing + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(obj(ct_eq<0>{}, ct_eq<1>{}), hana::equal.to(hana::int_c<0>)), + hana::just(ct_eq<0>{}) + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(obj(ct_eq<0>{}, ct_eq<1>{}), hana::equal.to(hana::int_c<1>)), + hana::just(ct_eq<1>{}) + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(obj(undefined<0>{}, undefined<1>{}), hana::equal.to(hana::int_c<2>)), + hana::nothing + )); +} |