1 // Copyright (c) 2001-2011 Hartmut Kaiser
2 //
3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5
6 #include <boost/spirit/include/karma_auxiliary.hpp>
7 #include <boost/spirit/include/karma_char.hpp>
8 #include <boost/spirit/include/karma_string.hpp>
9 #include <boost/spirit/include/karma_operator.hpp>
10 #include <boost/spirit/include/karma_directive.hpp>
11 #include <boost/spirit/include/karma_generate.hpp>
12 #include <boost/spirit/include/karma_nonterminal.hpp>
13
14 #include <boost/core/lightweight_test.hpp>
15 #include <boost/core/lightweight_test_trait.hpp>
16
17 #include "test.hpp"
18
19 namespace fusion = boost::fusion;
20
21 template <typename T>
22 inline std::vector<T>
make_vector(T const & t1,T const & t2)23 make_vector(T const& t1, T const& t2)
24 {
25 std::vector<T> v;
26 v.push_back(t1);
27 v.push_back(t2);
28 return v;
29 }
30
main()31 int main()
32 {
33 using spirit_test::test;
34 using boost::spirit::karma::symbols;
35
36 { // advanced
37 using boost::spirit::karma::rule;
38 using boost::spirit::karma::lit;
39
40 typedef spirit_test::output_iterator<char>::type output_iterator_type;
41
42 symbols<char, rule<output_iterator_type> > sym;
43
44 rule<output_iterator_type> r1 = lit("Joel");
45 rule<output_iterator_type> r2 = lit("Hartmut");
46 rule<output_iterator_type> r3 = lit("Tom");
47 rule<output_iterator_type> r4 = lit("Kim");
48
49 sym.add
50 ('j', r1.alias())
51 ('h', r2.alias())
52 ('t', r3.alias())
53 ('k', r4.alias())
54 ;
55
56 BOOST_TEST_TRAIT_TRUE((
57 boost::spirit::traits::is_generator<
58 symbols<char, rule<output_iterator_type> > >));
59
60 BOOST_TEST((test("Joel", sym, 'j')));
61 BOOST_TEST((test("Hartmut", sym, 'h')));
62 BOOST_TEST((test("Tom", sym, 't')));
63 BOOST_TEST((test("Kim", sym, 'k')));
64 BOOST_TEST((!test("", sym, 'x')));
65
66 // test copy
67 symbols<char, rule<output_iterator_type> > sym2;
68 sym2 = sym;
69 BOOST_TEST((test("Joel", sym2, 'j')));
70 BOOST_TEST((test("Hartmut", sym2, 'h')));
71 BOOST_TEST((test("Tom", sym2, 't')));
72 BOOST_TEST((test("Kim", sym2, 'k')));
73 BOOST_TEST((!test("", sym2, 'x')));
74
75 // make sure it plays well with other generators
76 BOOST_TEST((test("Joelyo", sym << "yo", 'j')));
77
78 sym.remove
79 ('j')
80 ('h')
81 ;
82
83 BOOST_TEST((!test("", sym, 'j')));
84 BOOST_TEST((!test("", sym, 'h')));
85 }
86
87 { // more advanced
88 using boost::spirit::karma::rule;
89 using boost::spirit::karma::lit;
90 using boost::spirit::karma::string;
91
92 typedef spirit_test::output_iterator<char>::type output_iterator_type;
93
94 symbols<char, rule<output_iterator_type, std::string()> > sym;
95 rule<output_iterator_type, std::string()> r1 = string;
96
97 sym.add
98 ('j', r1.alias())
99 ('h', r1.alias())
100 ('t', r1.alias())
101 ('k', r1.alias())
102 ;
103
104 BOOST_TEST_TRAIT_TRUE((
105 boost::spirit::traits::is_generator<
106 symbols<char, std::string> >));
107
108 BOOST_TEST((test("Joel", sym, fusion::make_vector('j', "Joel"))));
109 BOOST_TEST((test("Hartmut", sym, fusion::make_vector('h', "Hartmut"))));
110 BOOST_TEST((test("Tom", sym, fusion::make_vector('t', "Tom"))));
111 BOOST_TEST((test("Kim", sym, fusion::make_vector('k', "Kim"))));
112 BOOST_TEST((!test("", sym, 'x')));
113
114 // test copy
115 symbols<char, rule<output_iterator_type, std::string()> > sym2;
116 sym2 = sym;
117 BOOST_TEST((test("Joel", sym2, fusion::make_vector('j', "Joel"))));
118 BOOST_TEST((test("Hartmut", sym2, fusion::make_vector('h', "Hartmut"))));
119 BOOST_TEST((test("Tom", sym2, fusion::make_vector('t', "Tom"))));
120 BOOST_TEST((test("Kim", sym2, fusion::make_vector('k', "Kim"))));
121 BOOST_TEST((!test("", sym2, 'x')));
122
123 // make sure it plays well with other generators
124 BOOST_TEST((test("Joelyo", sym << "yo", fusion::make_vector('j', "Joel"))));
125
126 sym.remove
127 ('j')
128 ('h')
129 ;
130
131 BOOST_TEST((!test("", sym, 'j')));
132 BOOST_TEST((!test("", sym, 'h')));
133 }
134
135 { // test for proto problem with rvalue references (10-11-2011)
136 symbols<char, std::string> sym;
137
138 sym += std::make_pair('j', "Joel");
139 sym += std::make_pair('h', "Hartmut");
140
141 BOOST_TEST((test("Joel", sym, 'j')));
142 BOOST_TEST((test("Hartmut", sym, 'h')));
143 }
144
145 return boost::report_errors();
146 }
147