1 | // Boost.Range library |
---|---|
2 | // |
3 | // Copyright Neil Groves 2014. Use, modification and |
4 | // distribution is subject to the Boost Software License, Version |
5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
6 | // http://www.boost.org/LICENSE_1_0.txt) |
7 | // |
8 | // For more information, see http://www.boost.org/libs/range/ |
9 | // |
10 | |
11 | #include <boost/detail/workaround.hpp> |
12 | |
13 | #include <boost/range/iterator_range.hpp> |
14 | #include <boost/range/functions.hpp> |
15 | #include <boost/range/as_literal.hpp> |
16 | #include <boost/variant.hpp> |
17 | #include <boost/mpl/vector.hpp> |
18 | #include <boost/test/test_tools.hpp> |
19 | #include <boost/test/unit_test.hpp> |
20 | #include <string> |
21 | |
22 | namespace |
23 | { |
24 | enum E |
25 | { |
26 | e1, e2, e3 |
27 | }; |
28 | |
29 | void test_variant_report() |
30 | { |
31 | typedef boost::mpl::vector< |
32 | E, |
33 | std::string, |
34 | boost::iterator_range<std::string::iterator> |
35 | >::type args; |
36 | |
37 | typedef boost::make_variant_over<args>::type variant_t; |
38 | |
39 | variant_t v; |
40 | std::string s; |
41 | v = boost::iterator_range<std::string::iterator>(s.begin(), s.end()); |
42 | v = e2; |
43 | v = std::string(); |
44 | |
45 | // Rationale: |
46 | // This is cast to const char* to guard against ambiguity in the case |
47 | // where std::string::iterator it a char* |
48 | v = static_cast<const char*>(""); |
49 | } |
50 | } |
51 | |
52 | boost::unit_test::test_suite* init_unit_test_suite( int argc, char* argv[] ) |
53 | { |
54 | boost::unit_test::test_suite* test = |
55 | BOOST_TEST_SUITE("iterator range and variant interoperability"); |
56 | |
57 | test->add(BOOST_TEST_CASE(&test_variant_report)); |
58 | |
59 | return test; |
60 | } |
61 |