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Diffstat (limited to 'src/boost/libs/hana/test/experimental/view/transformed/less.cpp')
-rw-r--r-- | src/boost/libs/hana/test/experimental/view/transformed/less.cpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/experimental/view/transformed/less.cpp b/src/boost/libs/hana/test/experimental/view/transformed/less.cpp new file mode 100644 index 000000000..562e0a462 --- /dev/null +++ b/src/boost/libs/hana/test/experimental/view/transformed/less.cpp @@ -0,0 +1,58 @@ +// 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/experimental/view.hpp> +#include <boost/hana/less.hpp> +#include <boost/hana/not.hpp> + +#include <laws/base.hpp> +#include <support/seq.hpp> +namespace hana = boost::hana; +using hana::test::ct_ord; + + +int main() { + auto container = ::seq; + auto f = hana::test::_injection<0>{}; + + { + auto storage = container(); + auto transformed = hana::experimental::transformed(storage, f); + BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::less( + transformed, + container() + ))); + }{ + auto storage = container(ct_ord<0>{}); + auto transformed = hana::experimental::transformed(storage, f); + BOOST_HANA_CONSTANT_CHECK(hana::less( + container(), + transformed + )); + BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::less( + container(f(ct_ord<0>{})), + transformed + ))); + BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::less( + transformed, + container() + ))); + }{ + auto storage = container(ct_ord<0>{}, ct_ord<1>{}); + auto transformed = hana::experimental::transformed(storage, f); + BOOST_HANA_CONSTANT_CHECK(hana::less( + container(), + transformed + )); + BOOST_HANA_CONSTANT_CHECK(hana::less( + container(f(ct_ord<0>{})), + transformed + )); + BOOST_HANA_CONSTANT_CHECK(hana::less( + container(f(ct_ord<0>{}), f(ct_ord<0>{})), + transformed + )); + } +} |