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- // 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);
- }
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