[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/spirit/include/karma_kleene.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/assign/std/vector.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/fusion/include/vector.hpp>
#include <boost/phoenix/core.hpp>
#include <boost/phoenix/operator.hpp>
#include <boost/fusion/include/std_pair.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
1e59de90	6	#include <boost/spirit/include/karma_kleene.hpp>
7c673cae FG	7
	8	#include <boost/spirit/include/karma_char.hpp>
	9	#include <boost/spirit/include/karma_string.hpp>
	10	#include <boost/spirit/include/karma_numeric.hpp>
	11	#include <boost/spirit/include/karma_generate.hpp>
	12	#include <boost/spirit/include/karma_operator.hpp>
	13	#include <boost/spirit/include/karma_action.hpp>
	14	#include <boost/spirit/include/karma_nonterminal.hpp>
	15	#include <boost/spirit/include/karma_auxiliary.hpp>
	16	#include <boost/spirit/include/karma_directive.hpp>
7c673cae FG	17
7c673cae FG	18	#include <boost/assign/std/vector.hpp>
1e59de90 TL	19	#include <boost/core/lightweight_test.hpp>
	20	#include <boost/fusion/include/vector.hpp>
	21	#include <boost/phoenix/core.hpp>
	22	#include <boost/phoenix/operator.hpp>
	23	#include <boost/fusion/include/std_pair.hpp>
7c673cae FG	24
	25	#include "test.hpp"
	26
	27	using namespace spirit_test;
	28
	29	///////////////////////////////////////////////////////////////////////////////
	30	struct action
	31	{
	32	action (std::vector<char>& vec)
	33	: vec(vec), it(vec.begin())
	34	{}
	35
	36	void operator()(unsigned& value, boost::spirit::unused_type, bool& pass) const
	37	{
	38	pass = (it != vec.end());
	39	if (pass)
	40	value = *it++;
	41	}
	42
	43	std::vector<char>& vec;
	44	mutable std::vector<char>::iterator it;
	45	};
	46
	47	struct A
	48	{
	49	double d1;
	50	double d2;
	51	};
	52
	53	BOOST_FUSION_ADAPT_STRUCT(
	54	A,
	55	(double, d1)
	56	(double, d2)
	57	)
	58
	59	///////////////////////////////////////////////////////////////////////////////
	60	int main()
	61	{
	62	using namespace boost::spirit;
	63	using namespace boost::spirit::ascii;
	64	namespace fusion = boost::fusion;
	65
	66	{
	67	std::string s1("aaaa");
	68	BOOST_TEST(test("aaaa", *char_, s1));
	69	BOOST_TEST(test_delimited("a a a a ", *char_, s1, ' '));
	70
	71	std::string s2("");
	72	BOOST_TEST(test("", *char_, s2));
	73	BOOST_TEST(test_delimited("", *char_, s2, ' '));
	74	}
	75
	76	{
	77	std::string s1("aaaaa");
	78	BOOST_TEST(test("aaaaa", char_ << *(char_ << char_), s1));
	79	BOOST_TEST(test_delimited("a a a a a ",
	80	char_ << *(char_ << char_), s1, ' '));
	81
	82	s1 = "a";
	83	BOOST_TEST(test("a", char_ << *(char_ << char_), s1));
	84	s1 = "aa";
	85	BOOST_TEST(!test("", char_ << *(char_ << char_), s1));
	86	// BOOST_TEST(test("aa", char_ << *buffer[char_ << char_] << char_, s1));
	87	s1 = "aaaa";
88	BOOST_TEST(!test("", char_ << *(char_ << char_), s1));
89	// BOOST_TEST(test("aaaa", char_ << *buffer[char_ << char_] << char_, s1));
90	}
91
92	{
93	using boost::spirit::karma::strict;
94	using boost::spirit::karma::relaxed;
95	using namespace boost::assign;
96
97	typedef std::pair<char, char> data;
98	std::vector<data> v1;
99	v1 += std::make_pair('a', 'a'),
100	std::make_pair('b', 'b'),
101	std::make_pair('c', 'c'),
102	std::make_pair('d', 'd'),
103	std::make_pair('e', 'e'),
104	std::make_pair('f', 'f'),
105	std::make_pair('g', 'g');
106
107	karma::rule<spirit_test::output_iterator<char>::type, data()> r;
108	r = &char_('a') << char_;
109
110	BOOST_TEST(test("a", r << *(r << r), v1));
111	BOOST_TEST(test("a", relaxed[r << *(r << r)], v1));
112	BOOST_TEST(!test("", strict[r << *(r << r)], v1));
113
114	v1 += std::make_pair('a', 'a');
115
116	BOOST_TEST(!test("", r << *(r << r), v1));
117	BOOST_TEST(!test("", relaxed[r << *(r << r)], v1));
118	BOOST_TEST(!test("", strict[r << *(r << r)], v1));
119
120	v1 += std::make_pair('a', 'a');
121
122	BOOST_TEST(test("aaa", r << *(r << r), v1));
123	BOOST_TEST(test("aaa", relaxed[r << *(r << r)], v1));
124	BOOST_TEST(!test("", strict[r << *(r << r)], v1));
125	}
126
127	{
128	using namespace boost::assign;
129
130	std::vector<char> v;
131	v += 'a', 'b', 'c';
132
133	BOOST_TEST(test("abc", *char_, v));
134	BOOST_TEST(test_delimited("a b c ", *char_, v, ' '));
135	}
136
137	{
138	using namespace boost::assign;
139
140	std::vector<int> v;
141	v += 10, 20, 30;
142
143	BOOST_TEST(test("102030", *int_, v));
144	BOOST_TEST(test_delimited("10, 20, 30, ", *int_, v, lit(", ")));
145
146	BOOST_TEST(test("10,20,30,", *(int_ << ','), v));
147	BOOST_TEST(test_delimited("10 , 20 , 30 , ", *(int_ << ','), v, lit(' ')));
148
149	// leads to infinite loops
150	// fusion::vector<char, char> cc ('a', 'c');
151	// BOOST_TEST(test("ac", char_ << *(lit(' ') << ',') << char_, cc));
152	// BOOST_TEST(test_delimited("a c ",
153	// char_ << *(lit(' ') << ',') << char_, cc, " "));
154	}
155
156	{ // actions
157	using namespace boost::assign;
158	namespace phx = boost::phoenix;
159
160	std::vector<char> v;
161	v += 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h';
162
163	BOOST_TEST(test("abcdefgh", (*char_)[_1 = phx::ref(v)]));
164	BOOST_TEST(test_delimited("a b c d e f g h ",
165	(*char_ )[_1 = phx::ref(v)], space));
166	}
167
168	// failing sub-generators
169	{
170	using boost::spirit::karma::strict;
171	using boost::spirit::karma::relaxed;
172
173	using namespace boost::assign;
174
175	typedef std::pair<char, char> data;
176	std::vector<data> v2;
177	v2 += std::make_pair('a', 'a'),
178	std::make_pair('b', 'b'),
179	std::make_pair('c', 'c'),
180	std::make_pair('d', 'd'),
181	std::make_pair('e', 'e'),
182	std::make_pair('f', 'f'),
183	std::make_pair('g', 'g');
184
185	karma::rule<spirit_test::output_iterator<char>::type, data()> r;
186
187	r = &char_('d') << char_;
188	BOOST_TEST(test("d", *r, v2));
189	BOOST_TEST(test("d", relaxed[*r], v2));
190	BOOST_TEST(test("", strict[*r], v2));
191
192	r = &char_('a') << char_;
193	BOOST_TEST(test("a", *r, v2));
194	BOOST_TEST(test("a", relaxed[*r], v2));
195	BOOST_TEST(test("a", strict[*r], v2));
196
197	r = &char_('g') << char_;
198	BOOST_TEST(test("g", *r, v2));
199	BOOST_TEST(test("g", relaxed[*r], v2));
200	BOOST_TEST(test("", strict[*r], v2));
201
202	r = !char_('d') << char_;
203	BOOST_TEST(test("abcefg", *r, v2));
204	BOOST_TEST(test("abcefg", relaxed[*r], v2));
205	BOOST_TEST(test("abc", strict[*r], v2));
206
207	r = !char_('a') << char_;
208	BOOST_TEST(test("bcdefg", *r, v2));
209	BOOST_TEST(test("bcdefg", relaxed[*r], v2));
210	BOOST_TEST(test("", strict[*r], v2));
211
212	r = !char_('g') << char_;
213	BOOST_TEST(test("abcdef", *r, v2));
214	BOOST_TEST(test("abcdef", relaxed[*r], v2));
215	BOOST_TEST(test("abcdef", strict[*r], v2));
216
217	r = &char_('A') << char_;
218	BOOST_TEST(test("", *r, v2));
219	}
220
221	{
222	// make sure user defined end condition is applied if no attribute
223	// is passed in
224	using namespace boost::assign;
225
226	std::vector<char> v;
227	v += 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h';
228	BOOST_TEST(test("[6162636465666768]", '[' << *hex[action(v)] << ']'));
229	}
230
231	{
232	using boost::spirit::karma::double_;
233
234	std::vector<A> v(1);
235	v[0].d1 = 1.0;
236	v[0].d2 = 2.0;
237	BOOST_TEST(test("A1.02.0", 'A' << *(double_ << double_), v));
238	}
239
240	return boost::report_errors();
241	}
242