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1 | /*============================================================================= | |
2 | Copyright (c) 2001-2011 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/include/qi_sequential_or.hpp> | |
8 | ||
9 | #include <boost/spirit/include/qi_operator.hpp> | |
10 | #include <boost/spirit/include/qi_char.hpp> | |
11 | #include <boost/spirit/include/qi_string.hpp> | |
12 | #include <boost/spirit/include/qi_numeric.hpp> | |
13 | #include <boost/spirit/include/qi_action.hpp> | |
14 | #include <boost/spirit/include/support_argument.hpp> | |
15 | #include <boost/fusion/include/vector.hpp> | |
16 | #include <boost/fusion/include/at.hpp> | |
17 | #include <boost/phoenix/core.hpp> | |
18 | #include <boost/phoenix/operator.hpp> | |
19 | #include <boost/optional.hpp> | |
20 | ||
21 | #include <string> | |
22 | #include <iostream> | |
23 | #include "test.hpp" | |
24 | ||
25 | int | |
26 | main() | |
27 | { | |
28 | using spirit_test::test; | |
29 | using spirit_test::test_attr; | |
30 | ||
31 | using boost::spirit::qi::int_; | |
32 | using boost::spirit::qi::_1; | |
33 | using boost::spirit::qi::_2; | |
34 | using boost::spirit::ascii::char_; | |
35 | using boost::spirit::ascii::alpha; | |
36 | using boost::fusion::vector; | |
37 | using boost::fusion::at_c; | |
38 | using boost::optional; | |
39 | ||
40 | { | |
41 | BOOST_TEST((test("a", char_('a') || char_('b')))); | |
42 | BOOST_TEST((test("b", char_('a') || char_('b')))); | |
43 | BOOST_TEST((test("ab", char_('a') || char_('b')))); | |
44 | } | |
45 | ||
46 | { | |
47 | vector<optional<int>, optional<char> > attr; | |
48 | ||
49 | BOOST_TEST((test_attr("a", int_ || alpha, attr))); | |
50 | BOOST_TEST((!at_c<0>(attr))); | |
51 | BOOST_TEST((at_c<1>(attr).get() == 'a')); | |
52 | ||
53 | at_c<1>(attr) = optional<char>(); // clear the optional | |
54 | BOOST_TEST((test_attr("123", int_ || alpha, attr))); | |
55 | BOOST_TEST((at_c<0>(attr).get() == 123)); | |
56 | BOOST_TEST((!at_c<1>(attr))); | |
57 | ||
58 | at_c<0>(attr) = optional<int>(); // clear the optional | |
59 | BOOST_TEST((test_attr("123a", int_ || alpha, attr))); | |
60 | BOOST_TEST((at_c<0>(attr).get() == 123)); | |
61 | BOOST_TEST((at_c<1>(attr).get() == 'a')); | |
62 | ||
63 | BOOST_TEST((!test("a123", int_ || alpha))); | |
64 | } | |
65 | ||
66 | { // test whether optional<optional<>> gets properly handled | |
67 | vector<optional<int>, optional<int> > attr1; | |
68 | BOOST_TEST((test_attr("123", int_ || '[' >> -int_ >> ']', attr1))); | |
69 | BOOST_TEST((at_c<0>(attr1) && at_c<0>(attr1).get() == 123)); | |
70 | BOOST_TEST((!at_c<1>(attr1))); | |
71 | ||
72 | vector<optional<int>, optional<int> > attr2; | |
73 | BOOST_TEST((test_attr("[123]", int_ || '[' >> -int_ >> ']', attr2))); | |
74 | BOOST_TEST((!at_c<0>(attr2))); | |
75 | BOOST_TEST((at_c<1>(attr2) && at_c<1>(attr2).get() == 123)); | |
76 | ||
77 | vector<optional<int>, optional<optional<int> > > attr3; | |
78 | BOOST_TEST((test_attr("[]", int_ || '[' >> -int_ >> ']', attr3))); | |
79 | BOOST_TEST((!at_c<0>(attr3))); | |
80 | BOOST_TEST((at_c<1>(attr3) && !at_c<1>(attr3).get())); | |
81 | } | |
82 | ||
83 | { // test unused attribute handling | |
84 | ||
85 | vector<optional<int>, optional<char> > attr; | |
86 | BOOST_TEST((test_attr("123abc", int_ || ("ab" >> char_), attr))); | |
87 | BOOST_TEST((at_c<0>(attr).get() == 123)); | |
88 | BOOST_TEST((at_c<1>(attr).get() == 'c')); | |
89 | } | |
90 | ||
91 | { // test unused attribute handling | |
92 | ||
93 | optional<int> attr; | |
94 | BOOST_TEST((test_attr("123ab", int_ || "ab", attr))); | |
95 | BOOST_TEST((attr == 123)); | |
96 | } | |
97 | ||
98 | { // test action | |
99 | namespace phx = boost::phoenix; | |
100 | ||
101 | optional<int> i; | |
102 | optional<char> c; | |
103 | ||
104 | BOOST_TEST((test("123a", (int_ || alpha)[(phx::ref(i) = _1, phx::ref(c) = _2)]))); | |
105 | BOOST_TEST((i.get() == 123)); | |
106 | BOOST_TEST((c.get() == 'a')); | |
107 | } | |
108 | ||
109 | return boost::report_errors(); | |
110 | } | |
111 |