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- /*=============================================================================
- Copyright (c) 2001-2015 Joel de Guzman
- 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 <string>
- #include <vector>
- #include <boost/detail/lightweight_test.hpp>
- #include <boost/spirit/home/x3.hpp>
- #include <boost/fusion/include/vector.hpp>
- #include <string>
- #include <iostream>
- #include "test.hpp"
- #include "utils.hpp"
- struct x_attr
- {
- };
- namespace boost { namespace spirit { namespace x3 { namespace traits
- {
- template <>
- struct container_value<x_attr>
- {
- typedef char type; // value type of container
- };
- template <>
- struct push_back_container<x_attr>
- {
- static bool call(x_attr& /*c*/, char /*val*/)
- {
- // push back value type into container
- return true;
- }
- };
- }}}}
- int
- main()
- {
- using spirit_test::test;
- using spirit_test::test_attr;
- using boost::spirit::x3::char_;
- using boost::spirit::x3::alpha;
- using boost::spirit::x3::upper;
- using boost::spirit::x3::space;
- using boost::spirit::x3::digit;
- //~ using boost::spirit::x3::no_case;
- using boost::spirit::x3::int_;
- using boost::spirit::x3::omit;
- using boost::spirit::x3::lit;
- //~ using boost::spirit::x3::_1;
- using boost::spirit::x3::lexeme;
- {
- BOOST_TEST(test("aaaaaaaa", +char_));
- BOOST_TEST(test("a", +char_));
- BOOST_TEST(!test("", +char_));
- BOOST_TEST(test("aaaaaaaa", +alpha));
- BOOST_TEST(!test("aaaaaaaa", +upper));
- }
- {
- BOOST_TEST(test(" a a aaa aa", +char_, space));
- BOOST_TEST(test("12345 678 9 ", +digit, space));
- }
- //~ {
- //~ BOOST_TEST(test("aBcdeFGH", no_case[+char_]));
- //~ BOOST_TEST(test("a B cde FGH ", no_case[+char_], space));
- //~ }
- {
- std::vector<int> v;
- BOOST_TEST(test_attr("123 456 789 10", +int_, v, space) && 4 == v.size() &&
- v[0] == 123 && v[1] == 456 && v[2] == 789 && v[3] == 10);
- }
- {
- std::vector<std::string> v;
- BOOST_TEST(test_attr("a b c d", +lexeme[+alpha], v, space) && 4 == v.size() &&
- v[0] == "a" && v[1] == "b" && v[2] == "c" && v[3] == "d");
- }
- {
- BOOST_TEST(test("Kim Kim Kim", +lit("Kim"), space));
- }
- // $$$ Fixme $$$
- /*{
- // The following 2 tests show that omit does not inhibit explicit attributes
- std::string s;
- BOOST_TEST(test_attr("bbbb", omit[+char_('b')], s) && s == "bbbb");
- s.clear();
- BOOST_TEST(test_attr("b b b b ", omit[+char_('b')], s, space) && s == "bbbb");
- }*/
- { // actions
- std::string v;
- auto f = [&](auto& ctx){ v = _attr(ctx); };
- BOOST_TEST(test("bbbb", (+char_)[f]) && 4 == v.size() &&
- v[0] == 'b' && v[1] == 'b' && v[2] == 'b' && v[3] == 'b');
- }
- { // more actions
- std::vector<int> v;
- auto f = [&](auto& ctx){ v = _attr(ctx); };
- BOOST_TEST(test("1 2 3", (+int_)[f], space) && 3 == v.size() &&
- v[0] == 1 && v[1] == 2 && v[2] == 3);
- }
- { // attribute customization
- x_attr x;
- test_attr("abcde", +char_, x);
- }
- // single-element fusion vector tests
- {
- boost::fusion::vector<std::string> fs;
- BOOST_TEST((test_attr("12345", +char_, fs))); // ok
- BOOST_TEST(boost::fusion::at_c<0>(fs) == "12345");
- }
- { // test move only types
- std::vector<move_only> v;
- BOOST_TEST(test_attr("sss", +synth_move_only, v));
- BOOST_TEST_EQ(v.size(), 3);
- }
- return boost::report_errors();
- }
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