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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 <string> | |
8 | #include <vector> | |
9 | ||
10 | #include <boost/detail/lightweight_test.hpp> | |
11 | #include <boost/utility/enable_if.hpp> | |
12 | ||
13 | #include <boost/spirit/home/x3.hpp> | |
14 | #include <string> | |
15 | #include <iostream> | |
16 | #include "test.hpp" | |
17 | ||
18 | int | |
19 | main() | |
20 | { | |
21 | using spirit_test::test_attr; | |
22 | using spirit_test::test; | |
23 | ||
24 | using namespace boost::spirit::x3::ascii; | |
25 | using boost::spirit::x3::repeat; | |
26 | using boost::spirit::x3::inf; | |
27 | using boost::spirit::x3::omit; | |
28 | using boost::spirit::x3::int_; | |
29 | using boost::spirit::x3::lexeme; | |
30 | using boost::spirit::x3::char_; | |
31 | { | |
32 | BOOST_TEST(test("aaaaaaaa", repeat[char_])); // kleene synonym | |
33 | BOOST_TEST(test("aaaaaaaa", repeat(8)[char_])); | |
34 | BOOST_TEST(!test("aa", repeat(3)[char_])); | |
35 | BOOST_TEST(test("aaa", repeat(3, 5)[char_])); | |
36 | BOOST_TEST(test("aaaaa", repeat(3, 5)[char_])); | |
37 | BOOST_TEST(!test("aaaaaa", repeat(3, 5)[char_])); | |
38 | BOOST_TEST(!test("aa", repeat(3, 5)[char_])); | |
39 | ||
40 | BOOST_TEST(test("aaa", repeat(3, inf)[char_])); | |
41 | BOOST_TEST(test("aaaaa", repeat(3, inf)[char_])); | |
42 | BOOST_TEST(test("aaaaaa", repeat(3, inf)[char_])); | |
43 | BOOST_TEST(!test("aa", repeat(3, inf)[char_])); | |
44 | } | |
45 | { | |
46 | std::string s; | |
47 | BOOST_TEST(test_attr("aaaaaaaa", repeat[char_ >> char_], s)); // kleene synonym | |
48 | BOOST_TEST(s == "aaaaaaaa"); | |
49 | ||
50 | s.clear(); | |
51 | BOOST_TEST(test_attr("aaaaaaaa", repeat(4)[char_ >> char_], s)); | |
52 | BOOST_TEST(s == "aaaaaaaa"); | |
53 | ||
54 | BOOST_TEST(!test("aa", repeat(3)[char_ >> char_])); | |
55 | BOOST_TEST(!test("a", repeat(1)[char_ >> char_])); | |
56 | ||
57 | s.clear(); | |
58 | BOOST_TEST(test_attr("aa", repeat(1, 3)[char_ >> char_], s)); | |
59 | BOOST_TEST(s == "aa"); | |
60 | ||
61 | s.clear(); | |
62 | BOOST_TEST(test_attr("aaaaaa", repeat(1, 3)[char_ >> char_], s)); | |
63 | BOOST_TEST(s == "aaaaaa"); | |
64 | ||
65 | BOOST_TEST(!test("aaaaaaa", repeat(1, 3)[char_ >> char_])); | |
66 | BOOST_TEST(!test("a", repeat(1, 3)[char_ >> char_])); | |
67 | ||
68 | s.clear(); | |
69 | BOOST_TEST(test_attr("aaaa", repeat(2, inf)[char_ >> char_], s)); | |
70 | BOOST_TEST(s == "aaaa"); | |
71 | ||
72 | s.clear(); | |
73 | BOOST_TEST(test_attr("aaaaaa", repeat(2, inf)[char_ >> char_], s)); | |
74 | BOOST_TEST(s == "aaaaaa"); | |
75 | ||
76 | BOOST_TEST(!test("aa", repeat(2, inf)[char_ >> char_])); | |
77 | } | |
78 | ||
79 | { // from classic spirit tests | |
80 | BOOST_TEST(test("", repeat(0, inf)['x'])); | |
81 | ||
82 | // repeat exact 8 | |
83 | #define rep8 repeat(8)[alpha] >> 'X' | |
84 | BOOST_TEST(!test("abcdefgX", rep8, false)); | |
85 | BOOST_TEST(test("abcdefghX", rep8)); | |
86 | BOOST_TEST(!test("abcdefghiX", rep8, false)); | |
87 | BOOST_TEST(!test("abcdefgX", rep8, false)); | |
88 | BOOST_TEST(!test("aX", rep8, false)); | |
89 | ||
90 | // repeat 2 to 8 | |
91 | #define rep28 repeat(2, 8)[alpha] >> '*' | |
92 | BOOST_TEST(test("abcdefg*", rep28)); | |
93 | BOOST_TEST(test("abcdefgh*", rep28)); | |
94 | BOOST_TEST(!test("abcdefghi*", rep28, false)); | |
95 | BOOST_TEST(!test("a*", rep28, false)); | |
96 | ||
97 | // repeat 2 or more | |
98 | #define rep2_ repeat(2, inf)[alpha] >> '+' | |
99 | BOOST_TEST(test("abcdefg+", rep2_)); | |
100 | BOOST_TEST(test("abcdefgh+", rep2_)); | |
101 | BOOST_TEST(test("abcdefghi+", rep2_)); | |
102 | BOOST_TEST(test("abcdefg+", rep2_)); | |
103 | BOOST_TEST(!test("a+", rep2_, false)); | |
104 | ||
105 | // repeat 0 | |
106 | #define rep0 repeat(0)[alpha] >> '/' | |
107 | BOOST_TEST(test("/", rep0)); | |
108 | BOOST_TEST(!test("a/", rep0, false)); | |
109 | ||
110 | // repeat 0 or 1 | |
111 | #define rep01 repeat(0, 1)[alpha >> digit] >> '?' | |
112 | BOOST_TEST(!test("abcdefg?", rep01, false)); | |
113 | BOOST_TEST(!test("a?", rep01, false)); | |
114 | BOOST_TEST(!test("1?", rep01, false)); | |
115 | BOOST_TEST(!test("11?", rep01, false)); | |
116 | BOOST_TEST(!test("aa?", rep01, false)); | |
117 | BOOST_TEST(test("?", rep01)); | |
118 | BOOST_TEST(test("a1?", rep01)); | |
119 | } | |
120 | ||
121 | { | |
122 | BOOST_TEST(test(" a a aaa aa", repeat(7)[char_], space)); | |
123 | BOOST_TEST(test("12345 678 9", repeat(9)[digit], space)); | |
124 | } | |
125 | ||
126 | { | |
127 | std::vector<std::string> v; | |
128 | BOOST_TEST(test_attr("a b c d", repeat(4)[lexeme[+alpha]], v, space) && 4 == v.size() && | |
129 | v[0] == "a" && v[1] == "b" && v[2] == "c" && v[3] == "d"); | |
130 | } | |
131 | { | |
132 | BOOST_TEST(test("1 2 3", int_ >> repeat(2)[int_], space)); | |
133 | BOOST_TEST(!test("1 2", int_ >> repeat(2)[int_], space)); | |
134 | } | |
135 | ||
136 | { | |
137 | std::vector<char> v; | |
138 | BOOST_TEST(test_attr("1 2 3", int_ >> repeat(2)[int_], v, space)); | |
139 | BOOST_TEST(v.size() == 3 && v[0] == 1 && v[1] == 2 && v[2] == 3); | |
140 | ||
141 | BOOST_TEST(!test("1 2", int_ >> repeat(2)[int_], space)); | |
142 | } | |
143 | return boost::report_errors(); | |
144 | } |