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Diffstat (limited to '')
-rw-r--r-- | src/boost/libs/hana/test/set/find_if.cpp | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/set/find_if.cpp b/src/boost/libs/hana/test/set/find_if.cpp new file mode 100644 index 000000000..190d311e1 --- /dev/null +++ b/src/boost/libs/hana/test/set/find_if.cpp @@ -0,0 +1,50 @@ +// 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/at_key.hpp> +#include <boost/hana/equal.hpp> +#include <boost/hana/find_if.hpp> +#include <boost/hana/optional.hpp> +#include <boost/hana/set.hpp> + +#include <laws/base.hpp> +namespace hana = boost::hana; +using hana::test::ct_eq; + + +int main() { + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(hana::make_set(), hana::equal.to(ct_eq<1>{})), + hana::nothing + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(hana::make_set(ct_eq<1>{}), hana::equal.to(ct_eq<1>{})), + hana::just(ct_eq<1>{}) + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(hana::make_set(ct_eq<1>{}), hana::equal.to(ct_eq<2>{})), + hana::nothing + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(hana::make_set(ct_eq<1>{}, ct_eq<2>{}), hana::equal.to(ct_eq<1>{})), + hana::just(ct_eq<1>{}) + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(hana::make_set(ct_eq<1>{}, ct_eq<2>{}), hana::equal.to(ct_eq<2>{})), + hana::just(ct_eq<2>{}) + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::find_if(hana::make_set(ct_eq<1>{}, ct_eq<2>{}), hana::equal.to(ct_eq<3>{})), + hana::nothing + )); + + // find with operators + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::make_set(ct_eq<1>{})[ct_eq<1>{}], + ct_eq<1>{} + )); +} |