[ceph.git] / ceph / src / boost / libs / spirit / test / karma / kleene.cpp

//  Copyright (c) 2001-2011 Hartmut Kaiser
// 
//  Distributed under the Boost Software License, Version 1.0. (See accompanying 
//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#include <boost/config/warning_disable.hpp>
#include <boost/detail/lightweight_test.hpp>

#include <boost/assign/std/vector.hpp>

#include <boost/spirit/include/karma_char.hpp>
#include <boost/spirit/include/karma_string.hpp>
#include <boost/spirit/include/karma_numeric.hpp>
#include <boost/spirit/include/karma_generate.hpp>
#include <boost/spirit/include/karma_operator.hpp>
#include <boost/spirit/include/karma_action.hpp>
#include <boost/spirit/include/karma_nonterminal.hpp>
#include <boost/spirit/include/karma_auxiliary.hpp>
#include <boost/spirit/include/karma_directive.hpp>
#include <boost/fusion/include/vector.hpp>
#include <boost/spirit/include/phoenix_core.hpp>
#include <boost/spirit/include/phoenix_operator.hpp>
#include <boost/fusion/include/std_pair.hpp>

#include <boost/assign/std/vector.hpp>

#include "test.hpp"

using namespace spirit_test;

///////////////////////////////////////////////////////////////////////////////
struct action 
{
    action (std::vector<char>& vec) 
      : vec(vec), it(vec.begin()) 
    {}

    void operator()(unsigned& value, boost::spirit::unused_type, bool& pass) const
    {
       pass = (it != vec.end());
       if (pass)
           value = *it++;
    }

    std::vector<char>& vec;
    mutable std::vector<char>::iterator it;
};

struct A
{
    double d1;
    double d2;
};

BOOST_FUSION_ADAPT_STRUCT(
    A,
    (double, d1)
    (double, d2)
)

///////////////////////////////////////////////////////////////////////////////
int main()
{
    using namespace boost::spirit;
    using namespace boost::spirit::ascii;
    namespace fusion = boost::fusion;

    {
        std::string s1("aaaa");
        BOOST_TEST(test("aaaa", *char_, s1));
        BOOST_TEST(test_delimited("a a a a ", *char_, s1, ' '));

        std::string s2("");
        BOOST_TEST(test("", *char_, s2));
        BOOST_TEST(test_delimited("", *char_, s2, ' '));
    }

    {
        std::string s1("aaaaa");
        BOOST_TEST(test("aaaaa", char_ << *(char_ << char_), s1));
        BOOST_TEST(test_delimited("a a a a a ", 
            char_ << *(char_ << char_), s1, ' '));

        s1 = "a";
        BOOST_TEST(test("a", char_ << *(char_ << char_), s1));
        s1 = "aa";
        BOOST_TEST(!test("", char_ << *(char_ << char_), s1));
//         BOOST_TEST(test("aa", char_ << *buffer[char_ << char_] << char_, s1));
        s1 = "aaaa";
        BOOST_TEST(!test("", char_ << *(char_ << char_), s1));
//         BOOST_TEST(test("aaaa", char_ << *buffer[char_ << char_] << char_, s1));
    }

    {
        using boost::spirit::karma::strict;
        using boost::spirit::karma::relaxed;
        using namespace boost::assign;

        typedef std::pair<char, char> data;
        std::vector<data> v1;
        v1 += std::make_pair('a', 'a'), 
              std::make_pair('b', 'b'), 
              std::make_pair('c', 'c'), 
              std::make_pair('d', 'd'), 
              std::make_pair('e', 'e'), 
              std::make_pair('f', 'f'), 
              std::make_pair('g', 'g'); 

        karma::rule<spirit_test::output_iterator<char>::type, data()> r;
        r = &char_('a') << char_;

        BOOST_TEST(test("a", r << *(r << r), v1));
        BOOST_TEST(test("a", relaxed[r << *(r << r)], v1));
        BOOST_TEST(!test("", strict[r << *(r << r)], v1));

         v1 += std::make_pair('a', 'a');

        BOOST_TEST(!test("", r << *(r << r), v1));
        BOOST_TEST(!test("", relaxed[r << *(r << r)], v1));
        BOOST_TEST(!test("", strict[r << *(r << r)], v1));

         v1 += std::make_pair('a', 'a');

        BOOST_TEST(test("aaa", r << *(r << r), v1));
        BOOST_TEST(test("aaa", relaxed[r << *(r << r)], v1));
        BOOST_TEST(!test("", strict[r << *(r << r)], v1));
    }

    {
        using namespace boost::assign;

        std::vector<char> v;
        v += 'a', 'b', 'c';

        BOOST_TEST(test("abc", *char_, v));
        BOOST_TEST(test_delimited("a b c ", *char_, v, ' '));
    }

    {
        using namespace boost::assign;

        std::vector<int> v;
        v += 10, 20, 30;

        BOOST_TEST(test("102030", *int_, v));
        BOOST_TEST(test_delimited("10, 20, 30, ", *int_, v, lit(", ")));

        BOOST_TEST(test("10,20,30,", *(int_ << ','), v));
        BOOST_TEST(test_delimited("10 , 20 , 30 , ", *(int_ << ','), v, lit(' ')));

// leads to infinite loops
//         fusion::vector<char, char> cc ('a', 'c');
//         BOOST_TEST(test("ac", char_ << *(lit(' ') << ',') << char_, cc));
//         BOOST_TEST(test_delimited("a c ", 
//             char_ << *(lit(' ') << ',') << char_, cc, " "));
    }

    { // actions
        using namespace boost::assign;
        namespace phx = boost::phoenix;

        std::vector<char> v;
        v += 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h';

        BOOST_TEST(test("abcdefgh", (*char_)[_1 = phx::ref(v)]));
        BOOST_TEST(test_delimited("a b c d e f g h ", 
            (*char_ )[_1 = phx::ref(v)], space));
    }

    // failing sub-generators
    {
        using boost::spirit::karma::strict;
        using boost::spirit::karma::relaxed;

        using namespace boost::assign;

        typedef std::pair<char, char> data;
        std::vector<data> v2;
        v2 += std::make_pair('a', 'a'), 
              std::make_pair('b', 'b'), 
              std::make_pair('c', 'c'), 
              std::make_pair('d', 'd'), 
              std::make_pair('e', 'e'), 
              std::make_pair('f', 'f'), 
              std::make_pair('g', 'g');

        karma::rule<spirit_test::output_iterator<char>::type, data()> r;

        r = &char_('d') << char_;
        BOOST_TEST(test("d", *r, v2));
        BOOST_TEST(test("d", relaxed[*r], v2));
        BOOST_TEST(test("", strict[*r], v2));

        r = &char_('a') << char_;
        BOOST_TEST(test("a", *r, v2));
        BOOST_TEST(test("a", relaxed[*r], v2));
        BOOST_TEST(test("a", strict[*r], v2));

        r = &char_('g') << char_;
        BOOST_TEST(test("g", *r, v2));
        BOOST_TEST(test("g", relaxed[*r], v2));
        BOOST_TEST(test("", strict[*r], v2));

        r = !char_('d') << char_;
        BOOST_TEST(test("abcefg", *r, v2));
        BOOST_TEST(test("abcefg", relaxed[*r], v2));
        BOOST_TEST(test("abc", strict[*r], v2));

        r = !char_('a') << char_;
        BOOST_TEST(test("bcdefg", *r, v2));
        BOOST_TEST(test("bcdefg", relaxed[*r], v2));
        BOOST_TEST(test("", strict[*r], v2));

        r = !char_('g') << char_;
        BOOST_TEST(test("abcdef", *r, v2));
        BOOST_TEST(test("abcdef", relaxed[*r], v2));
        BOOST_TEST(test("abcdef", strict[*r], v2));

        r = &char_('A') << char_;
        BOOST_TEST(test("", *r, v2));
    }

    {
        // make sure user defined end condition is applied if no attribute
        // is passed in
        using namespace boost::assign;

        std::vector<char> v;
        v += 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h';
        BOOST_TEST(test("[6162636465666768]", '[' << *hex[action(v)] << ']'));
    }

    {
        using boost::spirit::karma::double_;

        std::vector<A> v(1);
        v[0].d1 = 1.0;
        v[0].d2 = 2.0;
        BOOST_TEST(test("A1.02.0", 'A' << *(double_ << double_), v));
    }

    return boost::report_errors();
}
Commit	Line	Data
7c673cae FG	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/config/warning_disable.hpp>
	7	#include <boost/detail/lightweight_test.hpp>
	8
	9	#include <boost/assign/std/vector.hpp>
	10
	11	#include <boost/spirit/include/karma_char.hpp>
	12	#include <boost/spirit/include/karma_string.hpp>
	13	#include <boost/spirit/include/karma_numeric.hpp>
	14	#include <boost/spirit/include/karma_generate.hpp>
	15	#include <boost/spirit/include/karma_operator.hpp>
	16	#include <boost/spirit/include/karma_action.hpp>
	17	#include <boost/spirit/include/karma_nonterminal.hpp>
	18	#include <boost/spirit/include/karma_auxiliary.hpp>
	19	#include <boost/spirit/include/karma_directive.hpp>
	20	#include <boost/fusion/include/vector.hpp>
	21	#include <boost/spirit/include/phoenix_core.hpp>
	22	#include <boost/spirit/include/phoenix_operator.hpp>
7c673cae FG	23	#include <boost/fusion/include/std_pair.hpp>
	24
	25	#include <boost/assign/std/vector.hpp>
	26
	27	#include "test.hpp"
	28
	29	using namespace spirit_test;
	30
	31	///////////////////////////////////////////////////////////////////////////////
	32	struct action
	33	{
	34	action (std::vector<char>& vec)
	35	: vec(vec), it(vec.begin())
	36	{}
	37
	38	void operator()(unsigned& value, boost::spirit::unused_type, bool& pass) const
	39	{
	40	pass = (it != vec.end());
	41	if (pass)
	42	value = *it++;
	43	}
	44
	45	std::vector<char>& vec;
	46	mutable std::vector<char>::iterator it;
	47	};
	48
	49	struct A
	50	{
	51	double d1;
	52	double d2;
	53	};
	54
	55	BOOST_FUSION_ADAPT_STRUCT(
	56	A,
	57	(double, d1)
	58	(double, d2)
	59	)
	60
	61	///////////////////////////////////////////////////////////////////////////////
	62	int main()
	63	{
	64	using namespace boost::spirit;
	65	using namespace boost::spirit::ascii;
	66	namespace fusion = boost::fusion;
	67
	68	{
	69	std::string s1("aaaa");
	70	BOOST_TEST(test("aaaa", *char_, s1));
	71	BOOST_TEST(test_delimited("a a a a ", *char_, s1, ' '));
	72
	73	std::string s2("");
	74	BOOST_TEST(test("", *char_, s2));
	75	BOOST_TEST(test_delimited("", *char_, s2, ' '));
	76	}
	77
	78	{
	79	std::string s1("aaaaa");
	80	BOOST_TEST(test("aaaaa", char_ << *(char_ << char_), s1));
	81	BOOST_TEST(test_delimited("a a a a a ",
	82	char_ << *(char_ << char_), s1, ' '));
	83
	84	s1 = "a";
	85	BOOST_TEST(test("a", char_ << *(char_ << char_), s1));
	86	s1 = "aa";
87	BOOST_TEST(!test("", char_ << *(char_ << char_), s1));
88	// BOOST_TEST(test("aa", char_ << *buffer[char_ << char_] << char_, s1));
89	s1 = "aaaa";
90	BOOST_TEST(!test("", char_ << *(char_ << char_), s1));
91	// BOOST_TEST(test("aaaa", char_ << *buffer[char_ << char_] << char_, s1));
92	}
93
94	{
95	using boost::spirit::karma::strict;
96	using boost::spirit::karma::relaxed;
97	using namespace boost::assign;
98
99	typedef std::pair<char, char> data;
100	std::vector<data> v1;
101	v1 += std::make_pair('a', 'a'),
102	std::make_pair('b', 'b'),
103	std::make_pair('c', 'c'),
104	std::make_pair('d', 'd'),
105	std::make_pair('e', 'e'),
106	std::make_pair('f', 'f'),
107	std::make_pair('g', 'g');
108
109	karma::rule<spirit_test::output_iterator<char>::type, data()> r;
110	r = &char_('a') << char_;
111
112	BOOST_TEST(test("a", r << *(r << r), v1));
113	BOOST_TEST(test("a", relaxed[r << *(r << r)], v1));
114	BOOST_TEST(!test("", strict[r << *(r << r)], v1));
115
116	v1 += std::make_pair('a', 'a');
117
118	BOOST_TEST(!test("", r << *(r << r), v1));
119	BOOST_TEST(!test("", relaxed[r << *(r << r)], v1));
120	BOOST_TEST(!test("", strict[r << *(r << r)], v1));
121
122	v1 += std::make_pair('a', 'a');
123
124	BOOST_TEST(test("aaa", r << *(r << r), v1));
125	BOOST_TEST(test("aaa", relaxed[r << *(r << r)], v1));
126	BOOST_TEST(!test("", strict[r << *(r << r)], v1));
127	}
128
129	{
130	using namespace boost::assign;
131
132	std::vector<char> v;
133	v += 'a', 'b', 'c';
134
135	BOOST_TEST(test("abc", *char_, v));
136	BOOST_TEST(test_delimited("a b c ", *char_, v, ' '));
137	}
138
139	{
140	using namespace boost::assign;
141
142	std::vector<int> v;
143	v += 10, 20, 30;
144
145	BOOST_TEST(test("102030", *int_, v));
146	BOOST_TEST(test_delimited("10, 20, 30, ", *int_, v, lit(", ")));
147
148	BOOST_TEST(test("10,20,30,", *(int_ << ','), v));
149	BOOST_TEST(test_delimited("10 , 20 , 30 , ", *(int_ << ','), v, lit(' ')));
150
151	// leads to infinite loops
152	// fusion::vector<char, char> cc ('a', 'c');
153	// BOOST_TEST(test("ac", char_ << *(lit(' ') << ',') << char_, cc));
154	// BOOST_TEST(test_delimited("a c ",
155	// char_ << *(lit(' ') << ',') << char_, cc, " "));
156	}
157
158	{ // actions
159	using namespace boost::assign;
160	namespace phx = boost::phoenix;
161
162	std::vector<char> v;
163	v += 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h';
164
165	BOOST_TEST(test("abcdefgh", (*char_)[_1 = phx::ref(v)]));
166	BOOST_TEST(test_delimited("a b c d e f g h ",
167	(*char_ )[_1 = phx::ref(v)], space));
168	}
169
170	// failing sub-generators
171	{
172	using boost::spirit::karma::strict;
173	using boost::spirit::karma::relaxed;
174
175	using namespace boost::assign;
176
177	typedef std::pair<char, char> data;
178	std::vector<data> v2;
179	v2 += std::make_pair('a', 'a'),
180	std::make_pair('b', 'b'),
181	std::make_pair('c', 'c'),
182	std::make_pair('d', 'd'),
183	std::make_pair('e', 'e'),
184	std::make_pair('f', 'f'),
185	std::make_pair('g', 'g');
186
187	karma::rule<spirit_test::output_iterator<char>::type, data()> r;
188
189	r = &char_('d') << char_;
190	BOOST_TEST(test("d", *r, v2));
191	BOOST_TEST(test("d", relaxed[*r], v2));
192	BOOST_TEST(test("", strict[*r], v2));
193
194	r = &char_('a') << char_;
195	BOOST_TEST(test("a", *r, v2));
196	BOOST_TEST(test("a", relaxed[*r], v2));
197	BOOST_TEST(test("a", strict[*r], v2));
198
199	r = &char_('g') << char_;
200	BOOST_TEST(test("g", *r, v2));
201	BOOST_TEST(test("g", relaxed[*r], v2));
202	BOOST_TEST(test("", strict[*r], v2));
203
204	r = !char_('d') << char_;
205	BOOST_TEST(test("abcefg", *r, v2));
206	BOOST_TEST(test("abcefg", relaxed[*r], v2));
207	BOOST_TEST(test("abc", strict[*r], v2));
208
209	r = !char_('a') << char_;
210	BOOST_TEST(test("bcdefg", *r, v2));
211	BOOST_TEST(test("bcdefg", relaxed[*r], v2));
212	BOOST_TEST(test("", strict[*r], v2));
213
214	r = !char_('g') << char_;
215	BOOST_TEST(test("abcdef", *r, v2));
216	BOOST_TEST(test("abcdef", relaxed[*r], v2));
217	BOOST_TEST(test("abcdef", strict[*r], v2));
218
219	r = &char_('A') << char_;
220	BOOST_TEST(test("", *r, v2));
221	}
222
223	{
224	// make sure user defined end condition is applied if no attribute
225	// is passed in
226	using namespace boost::assign;
227
228	std::vector<char> v;
229	v += 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h';
230	BOOST_TEST(test("[6162636465666768]", '[' << *hex[action(v)] << ']'));
231	}
232
233	{
234	using boost::spirit::karma::double_;
235
236	std::vector<A> v(1);
237	v[0].d1 = 1.0;
238	v[0].d2 = 2.0;
239	BOOST_TEST(test("A1.02.0", 'A' << *(double_ << double_), v));
240	}
241
242	return boost::report_errors();
243	}
244