1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798 |
- // 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/drop_front.hpp>
- #include <boost/hana/equal.hpp>
- #include <boost/hana/experimental/view.hpp>
- #include <boost/hana/integral_constant.hpp>
- #include <laws/base.hpp>
- #include <support/seq.hpp>
- namespace hana = boost::hana;
- using hana::test::ct_eq;
- 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::equal(
- hana::drop_front(transformed, hana::size_c<0>),
- container()
- ));
- }
- {
- auto storage = container(ct_eq<0>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<0>),
- container(f(ct_eq<0>{}))
- ));
- }{
- auto storage = container(ct_eq<0>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<1>),
- container()
- ));
- }
- {
- auto storage = container(ct_eq<0>{}, ct_eq<1>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<0>),
- container(f(ct_eq<0>{}), f(ct_eq<1>{}))
- ));
- }{
- auto storage = container(ct_eq<0>{}, ct_eq<1>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<1>),
- container(f(ct_eq<1>{}))
- ));
- }{
- auto storage = container(ct_eq<0>{}, ct_eq<1>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<2>),
- container()
- ));
- }
- {
- auto storage = container(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<0>),
- container(f(ct_eq<0>{}), f(ct_eq<1>{}), f(ct_eq<2>{}))
- ));
- }{
- auto storage = container(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<1>),
- container(f(ct_eq<1>{}), f(ct_eq<2>{}))
- ));
- }{
- auto storage = container(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<2>),
- container(f(ct_eq<2>{}))
- ));
- }{
- auto storage = container(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{});
- auto transformed = hana::experimental::transformed(storage, f);
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::drop_front(transformed, hana::size_c<3>),
- container()
- ));
- }
- }
|