| // Boost.TypeErasure library |
| // |
| // Copyright 2011 Steven Watanabe |
| // |
| // Distributed under the Boost Software License Version 1.0. (See |
| // accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| // |
| // $Id$ |
| |
| #include <boost/type_erasure/any.hpp> |
| #include <boost/type_erasure/tuple.hpp> |
| #include <boost/type_erasure/builtin.hpp> |
| #include <boost/type_erasure/operators.hpp> |
| #include <boost/type_erasure/any_cast.hpp> |
| #include <boost/mpl/vector.hpp> |
| |
| #define BOOST_TEST_MAIN |
| #include <boost/test/unit_test.hpp> |
| |
| using namespace boost::type_erasure; |
| |
| template<class T = _self> |
| struct common : ::boost::mpl::vector< |
| destructible<T>, |
| copy_constructible<T>, |
| typeid_<T> |
| > {}; |
| |
| BOOST_AUTO_TEST_CASE(test_value) |
| { |
| typedef ::boost::mpl::vector<common<>, incrementable<> > test_concept; |
| any<test_concept> x(1); |
| ++x; |
| BOOST_CHECK_EQUAL(any_cast<int>(x), 2); |
| any<test_concept> y(x++); |
| BOOST_CHECK_EQUAL(any_cast<int>(x), 3); |
| BOOST_CHECK_EQUAL(any_cast<int>(y), 2); |
| } |
| |
| BOOST_AUTO_TEST_CASE(test_reference) |
| { |
| typedef ::boost::mpl::vector<common<>, incrementable<> > test_concept; |
| int i = 1; |
| any<test_concept, _self&> x(i); |
| ++x; |
| BOOST_CHECK_EQUAL(i, 2); |
| any<test_concept> y(x++); |
| BOOST_CHECK_EQUAL(i, 3); |
| BOOST_CHECK_EQUAL(any_cast<int>(y), 2); |
| } |
