mirror of
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142 lines
3.8 KiB
C++
142 lines
3.8 KiB
C++
// Boost.Geometry
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// Unit Test
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// Copyright (c) 2019 Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <geometry_test_common.hpp>
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#include <boost/geometry/util/tuples.hpp>
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namespace bt = boost::tuples;
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namespace bgt = boost::geometry::tuples;
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namespace bm = boost::mpl;
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template <typename T>
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struct is_double
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: boost::is_same<T, double>
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{};
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template <typename T>
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struct is_float
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: boost::is_same<T, float>
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{};
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template <typename Tuple>
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struct is_boost_tuple
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: boost::integral_constant<bool, false>
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{};
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template <class T0, class T1, class T2, class T3, class T4, class T5, class T6, class T7, class T8, class T9>
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struct is_boost_tuple<boost::tuple<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9> >
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: boost::integral_constant<bool, true>
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{};
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template <typename Tuple>
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struct is_boost_tuples_cons
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: boost::integral_constant<bool, false>
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{};
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template <typename HT, typename TT>
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struct is_boost_tuples_cons<boost::tuples::cons<HT, TT> >
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: boost::integral_constant<bool, true>
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{};
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template <typename Tuple>
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struct is_std_pair
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: boost::integral_constant<bool, false>
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{};
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template <typename F, typename S>
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struct is_std_pair<std::pair<F, S> >
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: boost::integral_constant<bool, true>
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{};
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#if !defined(BOOST_NO_CXX11_HDR_TUPLE) && !defined(BOOST_NO_VARIADIC_TEMPLATES)
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template <typename Tuple>
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struct is_std_tuple
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: boost::integral_constant<bool, false>
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{};
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template <typename ...Ts>
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struct is_std_tuple<std::tuple<Ts...> >
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: boost::integral_constant<bool, true>
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{};
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#endif
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template <typename Tuple>
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void test_all()
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{
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typedef Tuple tuple_id;
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tuple_id tup_id(1, 2.0);
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BOOST_CHECK_EQUAL((bgt::get<0>(tup_id)), 1);
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BOOST_CHECK_EQUAL((bgt::get<1>(tup_id)), 2.0);
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BOOST_CHECK_EQUAL(int(bgt::size<tuple_id>::value), 2);
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BOOST_CHECK_EQUAL((bgt::find_index_if<tuple_id, is_double>::value), 1);
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BOOST_CHECK((boost::is_same<typename bgt::find_if<tuple_id, is_double>::type, double>::value));
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BOOST_CHECK_EQUAL((bgt::find_index_if<tuple_id, is_float>::value), 2);
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BOOST_CHECK((boost::is_same<typename bgt::find_if<tuple_id, is_float>::type, boost::tuples::null_type>::value));
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typedef typename bgt::push_back<tuple_id, float>::type tuple_idf;
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tuple_idf tup_idf = bgt::push_back<tuple_id, float>::apply(tup_id, 3.0f);
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BOOST_CHECK_EQUAL((bgt::get<0>(tup_idf)), 1);
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BOOST_CHECK_EQUAL((bgt::get<1>(tup_idf)), 2.0);
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BOOST_CHECK_EQUAL((bgt::get<2>(tup_idf)), 3.0f);
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BOOST_CHECK_EQUAL(int(bgt::size<tuple_idf>::value), 3);
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BOOST_CHECK_EQUAL((bgt::find_index_if<tuple_idf, is_float>::value), 2);
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BOOST_CHECK((boost::is_same<typename bgt::find_if<tuple_idf, is_float>::type, float>::value));
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#if !defined(BOOST_NO_CXX11_HDR_TUPLE) && !defined(BOOST_NO_VARIADIC_TEMPLATES)
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BOOST_CHECK((
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(is_boost_tuple<tuple_id>::value && is_boost_tuples_cons<tuple_idf>::value)
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|| (!is_boost_tuple<tuple_id>::value && is_std_tuple<tuple_idf>::value)
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));
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#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
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tup_idf = bgt::push_back<tuple_id, float>::apply(std::move(tup_id), 3.0f);
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BOOST_CHECK_EQUAL((bgt::get<0>(tup_idf)), 1);
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BOOST_CHECK_EQUAL((bgt::get<1>(tup_idf)), 2.0);
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BOOST_CHECK_EQUAL((bgt::get<2>(tup_idf)), 3.0f);
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#endif
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#else
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BOOST_CHECK((is_boost_tuples_cons<tuple_idf>::type, float>::value));
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#endif
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}
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int test_main(int, char* [])
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{
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test_all<boost::tuple<int, double> >();
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test_all<std::pair<int, double> >();
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#if !defined(BOOST_NO_CXX11_HDR_TUPLE) && !defined(BOOST_NO_VARIADIC_TEMPLATES)
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test_all<std::tuple<int, double> >();
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#endif
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return 0;
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}
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