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- // Copyright (c) 2001-2011 Hartmut Kaiser
- // Copyright (c) 2001-2011 Joel de Guzman
- // Copyright (c) 2010 Bryce Lelbach
- //
- // 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/mpl/print.hpp>
- #include <boost/spirit/include/qi.hpp>
- #include <boost/spirit/include/support_utree.hpp>
- #include <sstream>
- #include "test.hpp"
- inline bool check(boost::spirit::utree const& val, std::string expected)
- {
- std::stringstream s;
- s << val;
- if (s.str() == expected + " ")
- return true;
- std::cerr << "got result: " << s.str()
- << ", expected: " << expected << std::endl;
- return false;
- }
- int main()
- {
- using spirit_test::test_attr;
- using boost::spirit::utree;
- using boost::spirit::utree_type;
- using boost::spirit::utf8_string_range_type;
- using boost::spirit::utf8_symbol_type;
- using boost::spirit::utf8_string_type;
- using boost::spirit::qi::real_parser;
- using boost::spirit::qi::strict_real_policies;
- using boost::spirit::qi::digit;
- using boost::spirit::qi::char_;
- using boost::spirit::qi::string;
- using boost::spirit::qi::int_;
- using boost::spirit::qi::double_;
- using boost::spirit::qi::space;
- using boost::spirit::qi::space_type;
- using boost::spirit::qi::rule;
- using boost::spirit::qi::as;
- using boost::spirit::qi::lexeme;
- // primitive data types
- {
- utree ut;
- BOOST_TEST(test_attr("x", char_, ut) &&
- ut.which() == utree_type::string_type && check(ut, "\"x\""));
- ut.clear();
- BOOST_TEST(test_attr("123", int_, ut) &&
- ut.which() == utree_type::int_type && check(ut, "123"));
- ut.clear();
- BOOST_TEST(test_attr("123.45", double_, ut) &&
- ut.which() == utree_type::double_type && check(ut, "123.45"));
- ut.clear();
- rule<char const*, utf8_string_type()> r1 = lexeme[*char_];
- BOOST_TEST(test_attr("foo", r1, ut) &&
- ut.which() == utree_type::string_type && check(ut, "\"foo\""));
- ut.clear();
-
- rule<char const*, utf8_symbol_type()> r2 = lexeme[*char_];
-
- BOOST_TEST(test_attr("xyz", r2, ut) &&
- ut.which() == utree_type::symbol_type && check(ut, "xyz"));
- }
- // single character parsers
- {
- utree ut;
- // this rule returns a utree string
- rule<char const*, utree()> r1 = char_("abc");
- // this rule forces a utree list to be returned
- rule<char const*, utree::list_type()> r2 = char_("abc");
- BOOST_TEST(test_attr("a", r1, ut) &&
- ut.which() == utree_type::string_type && check(ut, "\"a\""));
- ut.clear();
- BOOST_TEST(test_attr("a", r2, ut) &&
- ut.which() == utree_type::list_type && check(ut, "( \"a\" )"));
- }
- // sequences
- {
- using boost::spirit::qi::as_string;
- utree ut;
- BOOST_TEST(test_attr("xy", char_ >> char_, ut) &&
- ut.which() == utree_type::list_type && check(ut, "( \"x\" \"y\" )"));
- ut.clear();
- BOOST_TEST(test_attr("123 456", int_ >> int_, ut, space) &&
- ut.which() == utree_type::list_type && check(ut, "( 123 456 )"));
- ut.clear();
- BOOST_TEST(test_attr("1.23 4.56", double_ >> double_, ut, space) &&
- ut.which() == utree_type::list_type && check(ut, "( 1.23 4.56 )"));
- ut.clear();
- BOOST_TEST(test_attr("1.2ab", double_ >> *char_, ut) &&
- ut.which() == utree_type::list_type && check(ut, "( 1.2 \"a\" \"b\" )"));
- ut.clear();
- BOOST_TEST(test_attr("ab1.2", *~digit >> double_, ut) &&
- ut.which() == utree_type::list_type && check(ut, "( \"a\" \"b\" 1.2 )"));
- // forces a utree list
- rule<char const*, utree::list_type()> r1 = double_;
- ut.clear();
- BOOST_TEST(test_attr("1.2ab", r1 >> *char_, ut) &&
- ut.which() == utree_type::list_type && check(ut, "( ( 1.2 ) \"a\" \"b\" )"));
- ut.clear();
- BOOST_TEST(test_attr("ab1.2", *~digit >> r1, ut) &&
- ut.which() == utree_type::list_type && check(ut, "( \"a\" \"b\" ( 1.2 ) )"));
- ut.clear();
-
- // implicitly a utree list, because of sequence attribute rules
- rule<char const*, utree()> r2 = int_ >> char_("!") >> double_;
-
- BOOST_TEST(test_attr("17!3.14", r2, ut) &&
- ut.which() == utree_type::list_type && check(ut, "( 17 \"!\" 3.14 )"));
- ut.clear();
-
- rule<char const*, utree()> r3 = double_ >> as_string[string("foo")] >> int_;
- BOOST_TEST(test_attr("0.5foo5", r3, ut) &&
- ut.which() == utree_type::list_type && check(ut, "( 0.5 \"foo\" 5 )"));
- }
- {
- utree ut;
-
- rule<char const*, utree()> r1 = char_;
- rule<char const*, utree::list_type()> r2 = double_;
- rule<char const*, utree::list_type()> r3 = char_;
- BOOST_TEST(test_attr("a25.5b", r1 >> r2 >> r3, ut));
- BOOST_TEST(ut.which() == utree_type::list_type);
- BOOST_TEST(check(ut, "( \"a\" ( 25.5 ) ( \"b\" ) )"));
- ut.clear();
- BOOST_TEST(test_attr("a25.5b", r3 >> r2 >> r1, ut));
- BOOST_TEST(ut.which() == utree_type::list_type);
- BOOST_TEST(check(ut, "( ( \"a\" ) ( 25.5 ) \"b\" )"));
- ut.clear();
- BOOST_TEST(test_attr("a25.5b", char_ >> r2 >> r3, ut));
- BOOST_TEST(ut.which() == utree_type::list_type);
- BOOST_TEST(check(ut, "( \"a\" ( 25.5 ) ( \"b\" ) )"));
- ut.clear();
- BOOST_TEST(test_attr("a25.5b", r3 >> r2 >> char_, ut));
- BOOST_TEST(ut.which() == utree_type::list_type);
- BOOST_TEST(check(ut, "( ( \"a\" ) ( 25.5 ) \"b\" )"));
- ut.clear();
- #if defined(BOOST_CLANG)
- #pragma clang diagnostic push
- #pragma clang diagnostic ignored "-Woverloaded-shift-op-parentheses"
- #endif
- BOOST_TEST(test_attr("a25.5b", r1 > r2 >> r3, ut));
- BOOST_TEST(ut.which() == utree_type::list_type);
- BOOST_TEST(check(ut, "( \"a\" ( 25.5 ) ( \"b\" ) )"));
- ut.clear();
- BOOST_TEST(test_attr("a25.5b", r3 >> r2 > r1, ut));
- BOOST_TEST(ut.which() == utree_type::list_type);
- BOOST_TEST(check(ut, "( ( \"a\" ) ( 25.5 ) \"b\" )"));
- ut.clear();
- BOOST_TEST(test_attr("a25.5b", char_ > r2 >> r3, ut));
- BOOST_TEST(ut.which() == utree_type::list_type);
- BOOST_TEST(check(ut, "( \"a\" ( 25.5 ) ( \"b\" ) )"));
- ut.clear();
- BOOST_TEST(test_attr("a25.5b", r3 >> r2 > char_, ut));
- BOOST_TEST(ut.which() == utree_type::list_type);
- BOOST_TEST(check(ut, "( ( \"a\" ) ( 25.5 ) \"b\" )"));
- #if defined(BOOST_CLANG)
- #pragma clang diagnostic pop
- #endif
- }
- return boost::report_errors();
- }
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