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/detail/lightweight_test.hpp>
8 #include <boost/spirit/home/x3.hpp>
9
10 #include <string>
11 #include <iostream>
12 #include "test.hpp"
13
14 int
main()15 main()
16 {
17 using boost::spirit::x3::ascii::char_;
18 using boost::spirit::x3::ascii::space;
19 using boost::spirit::x3::lit;
20 using spirit_test::test;
21 using spirit_test::test_attr;
22
23 BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(char_ - 'a');
24
25 // Basic tests
26 {
27 BOOST_TEST(test("b", char_ - 'a'));
28 BOOST_TEST(!test("a", char_ - 'a'));
29 BOOST_TEST(test("/* abcdefghijk */", "/*" >> *(char_ - "*/") >> "*/"));
30 BOOST_TEST(!test("switch", lit("switch") - "switch"));
31 }
32
33 // Test attributes
34 {
35 char attr;
36 BOOST_TEST(test_attr("xg", (char_ - 'g') >> 'g', attr));
37 BOOST_TEST(attr == 'x');
38 }
39
40 // Test handling of container attributes
41 {
42 std::string attr;
43 BOOST_TEST(test_attr("abcdefg", *(char_ - 'g') >> 'g', attr));
44 BOOST_TEST(attr == "abcdef");
45 }
46
47 {
48 using boost::spirit::x3::_attr;
49
50 std::string s;
51
52 BOOST_TEST(test(
53 "/*abcdefghijk*/"
54 , "/*" >> *(char_ - "*/")[([&](auto& ctx){ s += _attr(ctx); })] >> "*/"
55 ));
56 BOOST_TEST(s == "abcdefghijk");
57 s.clear();
58
59 BOOST_TEST(test(
60 " /*abcdefghijk*/"
61 , "/*" >> *(char_ - "*/")[([&](auto& ctx){ s += _attr(ctx); })] >> "*/"
62 , space
63 ));
64 BOOST_TEST(s == "abcdefghijk");
65 }
66
67 return boost::report_errors();
68 }
69