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37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
/*
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@copyright Louis Dionne 2014
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Distributed under the Boost Software License, Version 1.0.
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(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
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*/
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#include <boost/hana/integer_list.hpp>
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#include <boost/hana/detail/assert.hpp>
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#include <boost/hana/integral.hpp>
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using namespace boost::hana;
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int main() {
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// head
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{
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BOOST_HANA_CONSTANT_ASSERT(head(integer_list<int, 0>) == int_<0>);
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BOOST_HANA_CONSTANT_ASSERT(head(integer_list<int, 0, 1>) == int_<0>);
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BOOST_HANA_CONSTANT_ASSERT(head(integer_list<int, 0, 1, 2>) == int_<0>);
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}
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// is_empty
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{
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BOOST_HANA_CONSTANT_ASSERT(is_empty(integer_list<int>));
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BOOST_HANA_CONSTANT_ASSERT(!is_empty(integer_list<int, 0>));
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BOOST_HANA_CONSTANT_ASSERT(!is_empty(integer_list<int, 0, 1>));
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BOOST_HANA_CONSTANT_ASSERT(!is_empty(integer_list<int, 0, 1, 2>));
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}
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// tail
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{
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BOOST_HANA_CONSTANT_ASSERT(tail(integer_list<int, 0>) == integer_list<int>);
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BOOST_HANA_CONSTANT_ASSERT(tail(integer_list<int, 0, 1>) == integer_list<int, 1>);
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BOOST_HANA_CONSTANT_ASSERT(tail(integer_list<int, 0, 1, 2>) == integer_list<int, 1, 2>);
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}
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}
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