1/*=============================================================================
2 Copyright (c) 2001-2015 Joel de Guzman
3
4 Distributed under the Boost Software License, Version 1.0. (See accompanying
5 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6=============================================================================*/
7#include <boost/spirit/home/x3.hpp>
8
9#include <boost/fusion/include/std_pair.hpp>
10#include <vector>
11
12#include "test.hpp"
13
14int main()
15{
16 using spirit_test::test_attr;
17 using boost::spirit::x3::attr;
18 using boost::spirit::x3::int_;
19
20 BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(attr);
21 BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(attr(1));
22 BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(attr("asd"));
23 {
24 constexpr char s[] = "asd";
25 BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(attr(s));
26 }
27
28 {
29 int d = 0;
30 BOOST_TEST(test_attr("", attr(1), d) && d == 1);
31
32 int d1 = 1;
33 BOOST_TEST(test_attr("", attr(d1), d) && d == 1);
34
35 std::pair<int, int> p;
36 BOOST_TEST(test_attr("1", int_ >> attr(1), p) &&
37 p.first == 1 && p.second == 1);
38
39 char c = '\0';
40 BOOST_TEST(test_attr("", attr('a'), c) && c == 'a');
41
42 // $$$ Needs some special is_convertible support, or
43 // str ends up with an explicit null-terminator... $$$
44 std::string str;
45 //~ BOOST_TEST(test_attr("", attr("test"), str) && str == "test");
46
47 str.clear();
48 BOOST_TEST(test_attr("", attr(std::string("test")), str))
49 && BOOST_TEST_EQ(str, "test");
50
51 int array[] = {0, 1, 2};
52 std::vector<int> vec;
53 BOOST_TEST(test_attr("", attr(array), vec) && vec.size() == 3 &&
54 vec[0] == 0 && vec[1] == 1 && vec[2] == 2);
55 }
56
57 {
58 std::string s;
59 BOOST_TEST(test_attr("s", "s" >> attr(std::string("123")), s) &&
60 s == "123");
61
62 s.clear();
63 BOOST_TEST(test_attr("", attr(std::string("123")) >> attr(std::string("456")), s))
64 && BOOST_TEST_EQ(s, "123456");
65 }
66
67 return boost::report_errors();
68}
69

source code of boost/libs/spirit/test/x3/attr.cpp