spirit/test/karma/symbols3.cpp
2019-09-28 19:10:10 +03:00

140 lines
4.0 KiB
C++

// 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_auxiliary.hpp>
#include <boost/spirit/include/karma_char.hpp>
#include <boost/spirit/include/karma_string.hpp>
#include <boost/spirit/include/karma_operator.hpp>
#include <boost/spirit/include/karma_directive.hpp>
#include <boost/spirit/include/karma_generate.hpp>
#include <boost/spirit/include/karma_nonterminal.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include "test.hpp"
namespace fusion = boost::fusion;
template <typename T>
inline std::vector<T>
make_vector(T const& t1, T const& t2)
{
std::vector<T> v;
v.push_back(t1);
v.push_back(t2);
return v;
}
int main()
{
using spirit_test::test;
using boost::spirit::karma::symbols;
{ // more advanced
using boost::spirit::karma::rule;
using boost::spirit::karma::lit;
using boost::spirit::karma::char_;
typedef spirit_test::output_iterator<char>::type output_iterator_type;
symbols<char, rule<output_iterator_type, char()> > sym;
rule<output_iterator_type, char()> r1 = char_;
sym.add
('j', r1.alias())
('h', r1.alias())
('t', r1.alias())
('k', r1.alias())
;
BOOST_TEST_TRAIT_TRUE((
boost::spirit::traits::is_generator<
symbols<char, rule<output_iterator_type, char()> > >));
BOOST_TEST((test("J", sym, make_vector('j', 'J'))));
BOOST_TEST((test("H", sym, make_vector('h', 'H'))));
BOOST_TEST((test("T", sym, make_vector('t', 'T'))));
BOOST_TEST((test("K", sym, make_vector('k', 'K'))));
BOOST_TEST((!test("", sym, 'x')));
// test copy
symbols<char, rule<output_iterator_type, char()> > sym2;
sym2 = sym;
BOOST_TEST((test("J", sym2, make_vector('j', 'J'))));
BOOST_TEST((test("H", sym2, make_vector('h', 'H'))));
BOOST_TEST((test("T", sym2, make_vector('t', 'T'))));
BOOST_TEST((test("K", sym2, make_vector('k', 'K'))));
BOOST_TEST((!test("", sym2, 'x')));
// make sure it plays well with other generators
BOOST_TEST((test("Jyo", sym << "yo", make_vector('j', 'J'))));
sym.remove
('j')
('h')
;
BOOST_TEST((!test("", sym, 'j')));
BOOST_TEST((!test("", sym, 'h')));
}
{ // basics
symbols<std::string> sym;
sym.add
("Joel")
("Hartmut")
("Tom")
("Kim")
;
BOOST_TEST_TRAIT_TRUE((
boost::spirit::traits::is_generator<
symbols<char, std::string> >));
BOOST_TEST((test("Joel", sym, "Joel")));
BOOST_TEST((test("Hartmut", sym, "Hartmut")));
BOOST_TEST((test("Tom", sym, "Tom")));
BOOST_TEST((test("Kim", sym, "Kim")));
BOOST_TEST((!test("", sym, "X")));
// test copy
symbols<std::string> sym2;
sym2 = sym;
BOOST_TEST((test("Joel", sym2, "Joel")));
BOOST_TEST((test("Hartmut", sym2, "Hartmut")));
BOOST_TEST((test("Tom", sym2, "Tom")));
BOOST_TEST((test("Kim", sym2, "Kim")));
BOOST_TEST((!test("", sym2, "X")));
// make sure it plays well with other generators
BOOST_TEST((test("Joelyo", sym << "yo", "Joel")));
sym.remove
("Joel")
("Hartmut")
;
BOOST_TEST((!test("", sym, "Joel")));
BOOST_TEST((!test("", sym, "Hartmut")));
}
{ // name
symbols <std::string> sym("test1"), sym2;
BOOST_TEST(sym.name() == "test1");
sym.name("test");
BOOST_TEST(sym.name() == "test");
sym2 = sym;
BOOST_TEST(sym2.name() == "test");
symbols <std::string> sym3(sym);
BOOST_TEST(sym3.name() == "test");
}
return boost::report_errors();
}