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- ///////////////////////////////////////////////////////////////////////////////
- // deep_copy.hpp
- //
- // Copyright 2008 Eric Niebler. 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)
- #include <iostream>
- #include <boost/utility/addressof.hpp>
- #include <boost/proto/core.hpp>
- #include <boost/test/unit_test.hpp>
- using namespace boost;
- void foo() {}
- void test1()
- {
- using namespace proto;
- int i = 42;
- terminal<int &>::type t1 = {i};
- terminal<int>::type r1 = deep_copy(t1);
- BOOST_CHECK_EQUAL(42, value(r1));
- plus<terminal<int>::type, terminal<int>::type>::type r2 = deep_copy(t1 + 24);
- BOOST_CHECK_EQUAL(42, value(left(r2)));
- BOOST_CHECK_EQUAL(24, value(right(r2)));
- char buf[16] = {'\0'};
- terminal<char (&)[16]>::type t3 = {buf};
- terminal<char[16]>::type r3 = deep_copy(t3);
- terminal<void(&)()>::type t4 = {foo};
- plus<terminal<void(&)()>::type, terminal<int>::type>::type r4 = deep_copy(t4 + t1);
- BOOST_CHECK_EQUAL(42, value(right(r4)));
- BOOST_CHECK_EQUAL(&foo, &value(left(r4)));
- terminal<std::ostream &>::type cout_ = {std::cout};
- shift_left<terminal<std::ostream &>::type, terminal<int>::type>::type r5 = deep_copy(cout_ << t1);
- BOOST_CHECK_EQUAL(42, value(right(r5)));
- BOOST_CHECK_EQUAL(boost::addressof(std::cout), boost::addressof(value(left(r5))));
- }
- using namespace unit_test;
- ///////////////////////////////////////////////////////////////////////////////
- // init_unit_test_suite
- //
- test_suite* init_unit_test_suite( int argc, char* argv[] )
- {
- test_suite *test = BOOST_TEST_SUITE("test deep_copy of proto parse trees");
- test->add(BOOST_TEST_CASE(&test1));
- return test;
- }
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