147 lines
4.5 KiB
C++
147 lines
4.5 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/spirit/include/karma_auxiliary.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_operator.hpp>
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#include <boost/spirit/include/karma_directive.hpp>
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#include <boost/spirit/include/karma_generate.hpp>
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#include <boost/spirit/include/karma_nonterminal.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <boost/core/lightweight_test_trait.hpp>
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#include "test.hpp"
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namespace fusion = boost::fusion;
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template <typename T>
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inline std::vector<T>
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make_vector(T const& t1, T const& t2)
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{
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std::vector<T> v;
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v.push_back(t1);
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v.push_back(t2);
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return v;
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}
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int main()
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{
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using spirit_test::test;
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using boost::spirit::karma::symbols;
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{ // advanced
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using boost::spirit::karma::rule;
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using boost::spirit::karma::lit;
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typedef spirit_test::output_iterator<char>::type output_iterator_type;
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symbols<char, rule<output_iterator_type> > sym;
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rule<output_iterator_type> r1 = lit("Joel");
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rule<output_iterator_type> r2 = lit("Hartmut");
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rule<output_iterator_type> r3 = lit("Tom");
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rule<output_iterator_type> r4 = lit("Kim");
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sym.add
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('j', r1.alias())
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('h', r2.alias())
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('t', r3.alias())
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('k', r4.alias())
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;
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BOOST_TEST_TRAIT_TRUE((
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boost::spirit::traits::is_generator<
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symbols<char, rule<output_iterator_type> > >));
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BOOST_TEST((test("Joel", sym, 'j')));
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BOOST_TEST((test("Hartmut", sym, 'h')));
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BOOST_TEST((test("Tom", sym, 't')));
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BOOST_TEST((test("Kim", sym, 'k')));
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BOOST_TEST((!test("", sym, 'x')));
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// test copy
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symbols<char, rule<output_iterator_type> > sym2;
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sym2 = sym;
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BOOST_TEST((test("Joel", sym2, 'j')));
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BOOST_TEST((test("Hartmut", sym2, 'h')));
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BOOST_TEST((test("Tom", sym2, 't')));
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BOOST_TEST((test("Kim", sym2, 'k')));
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BOOST_TEST((!test("", sym2, 'x')));
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// make sure it plays well with other generators
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BOOST_TEST((test("Joelyo", sym << "yo", 'j')));
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sym.remove
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('j')
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('h')
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;
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BOOST_TEST((!test("", sym, 'j')));
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BOOST_TEST((!test("", sym, 'h')));
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}
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{ // more advanced
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using boost::spirit::karma::rule;
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using boost::spirit::karma::lit;
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using boost::spirit::karma::string;
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typedef spirit_test::output_iterator<char>::type output_iterator_type;
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symbols<char, rule<output_iterator_type, std::string()> > sym;
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rule<output_iterator_type, std::string()> r1 = string;
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sym.add
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('j', r1.alias())
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('h', r1.alias())
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('t', r1.alias())
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('k', r1.alias())
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;
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BOOST_TEST_TRAIT_TRUE((
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boost::spirit::traits::is_generator<
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symbols<char, std::string> >));
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BOOST_TEST((test("Joel", sym, fusion::make_vector('j', "Joel"))));
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BOOST_TEST((test("Hartmut", sym, fusion::make_vector('h', "Hartmut"))));
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BOOST_TEST((test("Tom", sym, fusion::make_vector('t', "Tom"))));
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BOOST_TEST((test("Kim", sym, fusion::make_vector('k', "Kim"))));
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BOOST_TEST((!test("", sym, 'x')));
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// test copy
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symbols<char, rule<output_iterator_type, std::string()> > sym2;
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sym2 = sym;
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BOOST_TEST((test("Joel", sym2, fusion::make_vector('j', "Joel"))));
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BOOST_TEST((test("Hartmut", sym2, fusion::make_vector('h', "Hartmut"))));
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BOOST_TEST((test("Tom", sym2, fusion::make_vector('t', "Tom"))));
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BOOST_TEST((test("Kim", sym2, fusion::make_vector('k', "Kim"))));
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BOOST_TEST((!test("", sym2, 'x')));
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// make sure it plays well with other generators
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BOOST_TEST((test("Joelyo", sym << "yo", fusion::make_vector('j', "Joel"))));
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sym.remove
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('j')
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('h')
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;
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BOOST_TEST((!test("", sym, 'j')));
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BOOST_TEST((!test("", sym, 'h')));
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}
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{ // test for proto problem with rvalue references (10-11-2011)
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symbols<char, std::string> sym;
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sym += std::make_pair('j', "Joel");
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sym += std::make_pair('h', "Hartmut");
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BOOST_TEST((test("Joel", sym, 'j')));
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BOOST_TEST((test("Hartmut", sym, 'h')));
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}
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return boost::report_errors();
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}
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