245 lines
7.3 KiB
C++
245 lines
7.3 KiB
C++
// Copyright (c) 2001-2011 Hartmut Kaiser
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/config/warning_disable.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <boost/assign/std/vector.hpp>
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#include <boost/spirit/include/karma_char.hpp>
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#include <boost/spirit/include/karma_string.hpp>
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#include <boost/spirit/include/karma_numeric.hpp>
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#include <boost/spirit/include/karma_generate.hpp>
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#include <boost/spirit/include/karma_operator.hpp>
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#include <boost/spirit/include/karma_action.hpp>
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#include <boost/spirit/include/karma_nonterminal.hpp>
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#include <boost/spirit/include/karma_auxiliary.hpp>
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#include <boost/spirit/include/karma_directive.hpp>
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#include <boost/fusion/include/vector.hpp>
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#include <boost/spirit/include/phoenix_core.hpp>
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#include <boost/spirit/include/phoenix_operator.hpp>
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#include <boost/fusion/include/std_pair.hpp>
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#include <boost/assign/std/vector.hpp>
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#include "test.hpp"
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using namespace spirit_test;
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///////////////////////////////////////////////////////////////////////////////
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struct action
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{
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action (std::vector<char>& vec)
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: vec(vec), it(vec.begin())
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{}
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void operator()(unsigned& value, boost::spirit::unused_type, bool& pass) const
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{
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pass = (it != vec.end());
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if (pass)
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value = *it++;
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}
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std::vector<char>& vec;
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mutable std::vector<char>::iterator it;
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};
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struct A
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{
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double d1;
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double d2;
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};
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BOOST_FUSION_ADAPT_STRUCT(
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A,
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(double, d1)
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(double, d2)
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)
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///////////////////////////////////////////////////////////////////////////////
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int main()
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{
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using namespace boost::spirit;
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using namespace boost::spirit::ascii;
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namespace fusion = boost::fusion;
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{
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std::string s1("aaaa");
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BOOST_TEST(test("aaaa", *char_, s1));
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BOOST_TEST(test_delimited("a a a a ", *char_, s1, ' '));
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std::string s2("");
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BOOST_TEST(test("", *char_, s2));
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BOOST_TEST(test_delimited("", *char_, s2, ' '));
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}
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{
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std::string s1("aaaaa");
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BOOST_TEST(test("aaaaa", char_ << *(char_ << char_), s1));
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BOOST_TEST(test_delimited("a a a a a ",
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char_ << *(char_ << char_), s1, ' '));
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s1 = "a";
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BOOST_TEST(test("a", char_ << *(char_ << char_), s1));
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s1 = "aa";
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BOOST_TEST(!test("", char_ << *(char_ << char_), s1));
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// BOOST_TEST(test("aa", char_ << *buffer[char_ << char_] << char_, s1));
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s1 = "aaaa";
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BOOST_TEST(!test("", char_ << *(char_ << char_), s1));
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// BOOST_TEST(test("aaaa", char_ << *buffer[char_ << char_] << char_, s1));
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}
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{
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using boost::spirit::karma::strict;
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using boost::spirit::karma::relaxed;
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using namespace boost::assign;
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typedef std::pair<char, char> data;
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std::vector<data> v1;
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v1 += std::make_pair('a', 'a'),
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std::make_pair('b', 'b'),
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std::make_pair('c', 'c'),
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std::make_pair('d', 'd'),
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std::make_pair('e', 'e'),
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std::make_pair('f', 'f'),
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std::make_pair('g', 'g');
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karma::rule<spirit_test::output_iterator<char>::type, data()> r;
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r = &char_('a') << char_;
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BOOST_TEST(test("a", r << *(r << r), v1));
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BOOST_TEST(test("a", relaxed[r << *(r << r)], v1));
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BOOST_TEST(!test("", strict[r << *(r << r)], v1));
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v1 += std::make_pair('a', 'a');
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BOOST_TEST(!test("", r << *(r << r), v1));
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BOOST_TEST(!test("", relaxed[r << *(r << r)], v1));
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BOOST_TEST(!test("", strict[r << *(r << r)], v1));
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v1 += std::make_pair('a', 'a');
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BOOST_TEST(test("aaa", r << *(r << r), v1));
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BOOST_TEST(test("aaa", relaxed[r << *(r << r)], v1));
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BOOST_TEST(!test("", strict[r << *(r << r)], v1));
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}
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{
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using namespace boost::assign;
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std::vector<char> v;
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v += 'a', 'b', 'c';
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BOOST_TEST(test("abc", *char_, v));
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BOOST_TEST(test_delimited("a b c ", *char_, v, ' '));
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}
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{
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using namespace boost::assign;
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std::vector<int> v;
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v += 10, 20, 30;
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BOOST_TEST(test("102030", *int_, v));
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BOOST_TEST(test_delimited("10, 20, 30, ", *int_, v, lit(", ")));
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BOOST_TEST(test("10,20,30,", *(int_ << ','), v));
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BOOST_TEST(test_delimited("10 , 20 , 30 , ", *(int_ << ','), v, lit(' ')));
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// leads to infinite loops
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// fusion::vector<char, char> cc ('a', 'c');
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// BOOST_TEST(test("ac", char_ << *(lit(' ') << ',') << char_, cc));
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// BOOST_TEST(test_delimited("a c ",
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// char_ << *(lit(' ') << ',') << char_, cc, " "));
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}
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{ // actions
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using namespace boost::assign;
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namespace phx = boost::phoenix;
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std::vector<char> v;
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v += 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h';
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BOOST_TEST(test("abcdefgh", (*char_)[_1 = phx::ref(v)]));
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BOOST_TEST(test_delimited("a b c d e f g h ",
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(*char_ )[_1 = phx::ref(v)], space));
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}
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// failing sub-generators
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{
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using boost::spirit::karma::strict;
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using boost::spirit::karma::relaxed;
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using namespace boost::assign;
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typedef std::pair<char, char> data;
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std::vector<data> v2;
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v2 += std::make_pair('a', 'a'),
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std::make_pair('b', 'b'),
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std::make_pair('c', 'c'),
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std::make_pair('d', 'd'),
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std::make_pair('e', 'e'),
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std::make_pair('f', 'f'),
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std::make_pair('g', 'g');
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karma::rule<spirit_test::output_iterator<char>::type, data()> r;
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r = &char_('d') << char_;
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BOOST_TEST(test("d", *r, v2));
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BOOST_TEST(test("d", relaxed[*r], v2));
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BOOST_TEST(test("", strict[*r], v2));
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r = &char_('a') << char_;
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BOOST_TEST(test("a", *r, v2));
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BOOST_TEST(test("a", relaxed[*r], v2));
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BOOST_TEST(test("a", strict[*r], v2));
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r = &char_('g') << char_;
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BOOST_TEST(test("g", *r, v2));
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BOOST_TEST(test("g", relaxed[*r], v2));
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BOOST_TEST(test("", strict[*r], v2));
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r = !char_('d') << char_;
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BOOST_TEST(test("abcefg", *r, v2));
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BOOST_TEST(test("abcefg", relaxed[*r], v2));
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BOOST_TEST(test("abc", strict[*r], v2));
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r = !char_('a') << char_;
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BOOST_TEST(test("bcdefg", *r, v2));
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BOOST_TEST(test("bcdefg", relaxed[*r], v2));
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BOOST_TEST(test("", strict[*r], v2));
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r = !char_('g') << char_;
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BOOST_TEST(test("abcdef", *r, v2));
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BOOST_TEST(test("abcdef", relaxed[*r], v2));
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BOOST_TEST(test("abcdef", strict[*r], v2));
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r = &char_('A') << char_;
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BOOST_TEST(test("", *r, v2));
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}
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{
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// make sure user defined end condition is applied if no attribute
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// is passed in
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using namespace boost::assign;
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std::vector<char> v;
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v += 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h';
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BOOST_TEST(test("[6162636465666768]", '[' << *hex[action(v)] << ']'));
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}
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{
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using boost::spirit::karma::double_;
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std::vector<A> v(1);
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v[0].d1 = 1.0;
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v[0].d2 = 2.0;
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BOOST_TEST(test("A1.02.0", 'A' << *(double_ << double_), v));
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}
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return boost::report_errors();
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}
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