1 ///////////////////////////////////////////////////////////////////////////////
2 // deep_copy.hpp
3 //
4 // Copyright 2008 Eric Niebler. Distributed under the Boost
5 // Software License, Version 1.0. (See accompanying file
6 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
7
8 #include <iostream>
9 #include <boost/utility/addressof.hpp>
10 #include <boost/proto/core.hpp>
11 #include <boost/test/unit_test.hpp>
12
13 using namespace boost;
14
foo()15 void foo() {}
16
test1()17 void test1()
18 {
19 using namespace proto;
20
21 int i = 42;
22 terminal<int &>::type t1 = {i};
23 terminal<int>::type r1 = deep_copy(t1);
24 BOOST_CHECK_EQUAL(42, value(r1));
25
26 plus<terminal<int>::type, terminal<int>::type>::type r2 = deep_copy(t1 + 24);
27 BOOST_CHECK_EQUAL(42, value(left(r2)));
28 BOOST_CHECK_EQUAL(24, value(right(r2)));
29
30 char buf[16] = {'\0'};
31 terminal<char (&)[16]>::type t3 = {buf};
32 terminal<char[16]>::type r3 = deep_copy(t3);
33
34 terminal<void(&)()>::type t4 = {foo};
35 plus<terminal<void(&)()>::type, terminal<int>::type>::type r4 = deep_copy(t4 + t1);
36 BOOST_CHECK_EQUAL(42, value(right(r4)));
37 BOOST_CHECK_EQUAL(&foo, &value(left(r4)));
38
39 terminal<std::ostream &>::type cout_ = {std::cout};
40 shift_left<terminal<std::ostream &>::type, terminal<int>::type>::type r5 = deep_copy(cout_ << t1);
41 BOOST_CHECK_EQUAL(42, value(right(r5)));
42 BOOST_CHECK_EQUAL(boost::addressof(std::cout), boost::addressof(value(left(r5))));
43 }
44
45 using namespace unit_test;
46 ///////////////////////////////////////////////////////////////////////////////
47 // init_unit_test_suite
48 //
init_unit_test_suite(int argc,char * argv[])49 test_suite* init_unit_test_suite( int argc, char* argv[] )
50 {
51 test_suite *test = BOOST_TEST_SUITE("test deep_copy of proto parse trees");
52
53 test->add(BOOST_TEST_CASE(&test1));
54
55 return test;
56 }
57