1// Copyright (c) 2001-2011 Hartmut Kaiser
2// Copyright (c) 2001-2011 Joel de Guzman
3// Copyright (c) 2010 Bryce Lelbach
4//
5// Distributed under the Boost Software License, Version 1.0. (See accompanying
6// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
7
8#include <boost/spirit/include/support_utree.hpp>
9
10#include <boost/spirit/include/karma.hpp>
11
12#include <sstream>
13
14#include "test.hpp"
15
16int main()
17{
18 using spirit_test::test;
19 using spirit_test::test_delimited;
20 using boost::spirit::utree;
21 using boost::spirit::utree_type;
22 using boost::spirit::utf8_string_range_type;
23 using boost::spirit::utf8_string_type;
24 using boost::spirit::utf8_symbol_type;
25
26 using boost::spirit::karma::char_;
27 using boost::spirit::karma::bool_;
28 using boost::spirit::karma::int_;
29 using boost::spirit::karma::double_;
30 using boost::spirit::karma::string;
31 using boost::spirit::karma::space;
32 using boost::spirit::karma::rule;
33
34 typedef spirit_test::output_iterator<char>::type output_iterator;
35
36 // kleene star
37 {
38 utree ut;
39 ut.push_back(val: 'a');
40 ut.push_back(val: 'b');
41 BOOST_TEST(test("ab", *char_, ut));
42
43 ut.clear();
44 ut.push_back(val: 123);
45 ut.push_back(val: 456);
46 BOOST_TEST(test_delimited("123 456 ", *int_, ut, space));
47
48 ut.clear();
49 ut.push_back(val: 1.23);
50 ut.push_back(val: 4.56);
51 BOOST_TEST(test_delimited("1.23 4.56 ", *double_, ut, space));
52 }
53
54 // lists
55 {
56 rule<output_iterator, utree()> r1, r1ref;
57 rule<output_iterator, utf8_string_range_type()> r1str;
58 rule<output_iterator, utree::const_range()> r1list;
59
60 r1 = double_ | int_ | r1str | r1list | r1ref;
61
62 r1ref = r1.alias();
63
64 r1str = string;
65
66 r1list = '(' << -(r1 % ',') << ')';
67
68 // ( "abc" "def" )
69 utree ut;
70 ut.push_back(val: "abc");
71 ut.push_back(val: "def");
72 BOOST_TEST(test("abc,def", string % ',', ut));
73 BOOST_TEST(test("(abc,def)", r1, ut));
74
75 // ( ( "abc" "def" ) )
76 utree ut1;
77 ut1.push_back(val: ut);
78 BOOST_TEST(test("((abc,def))", r1, ut1));
79
80// rule<output_iterator, std::vector<char>()> r2 = char_ % ',';
81// BOOST_TEST(test("abc,def", r2, ut));
82// BOOST_TEST(test("abc,def", r2, ut1));
83
84 // ( ( "abc" "def" ) ( "abc" "def" ) )
85 ut1.push_back(val: ut);
86 BOOST_TEST(test("(abc,def) (abc,def)", r1 << ' ' << r1, ut1));
87
88 // ( 123 456 )
89 ut.clear();
90 ut.push_back(val: 123);
91 ut.push_back(val: 456);
92 BOOST_TEST(test("123,456", int_ % ',', ut));
93 BOOST_TEST(test("(123,456)", r1, ut));
94
95 // ( ( 123 456 ) )
96 ut1.clear();
97 ut1.push_back(val: ut);
98 BOOST_TEST(test("((123,456))", r1, ut1));
99
100// rule<output_iterator, std::vector<int>()> r4 = int_ % ',';
101// BOOST_TEST(test("123,456", r4, ut));
102// BOOST_TEST(test("123,456", r4, ut1));
103
104 // ( ( 123 456 ) ( 123 456 ) )
105 ut1.push_back(val: ut);
106 BOOST_TEST(test("(123,456) (123,456)", r1 << ' ' << r1, ut1));
107
108 // ( 1.23 4.56 )
109 ut.clear();
110 ut.push_back(val: 1.23);
111 ut.push_back(val: 4.56);
112 BOOST_TEST(test("1.23,4.56", double_ % ',', ut));
113 BOOST_TEST(test("(1.23,4.56)", r1, ut));
114
115 // ( ( 1.23 4.56 ) )
116 ut1.clear();
117 ut1.push_back(val: ut);
118 BOOST_TEST(test("((1.23,4.56))", r1, ut1));
119
120// rule<output_iterator, std::vector<double>()> r6 = double_ % ',';
121// BOOST_TEST(test("1.23,4.56", r6, ut));
122// BOOST_TEST(test("1.23,4.56", r6, ut1));
123
124 // ( ( 1.23 4.56 ) ( 1.23 4.56 ) )
125 ut1.push_back(val: ut);
126 BOOST_TEST(test("(1.23,4.56) (1.23,4.56)", r1 <<' ' << r1, ut1));
127 }
128
129 // alternatives
130 {
131 rule<output_iterator, utree()> r1 = int_ | double_;
132 utree ut(10);
133 BOOST_TEST(test("10", int_ | double_, ut));
134 BOOST_TEST(test("10", r1, ut));
135
136 ut = 10.2;
137 BOOST_TEST(test("10.2", int_ | double_, ut));
138 BOOST_TEST(test("10.2", r1, ut));
139 }
140
141 // optionals
142 {
143 utree ut('x');
144 BOOST_TEST(test("x", -char_, ut));
145
146 ut.clear();
147 BOOST_TEST(test("", -char_, ut));
148 }
149
150 return boost::report_errors();
151}
152

source code of boost/libs/spirit/test/karma/utree2.cpp