metaparse/test/at_c.cpp

36 lines
913 B
C++

// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
// 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/metaparse/v1/impl/at_c.hpp>
#include <boost/metaparse/string.hpp>
#include <boost/mpl/equal_to.hpp>
#include <boost/mpl/char.hpp>
#include <boost/mpl/assert.hpp>
#include "test_case.hpp"
BOOST_METAPARSE_TEST_CASE(at_c)
{
using boost::metaparse::v1::impl::at_c;
using boost::metaparse::string;
using boost::mpl::equal_to;
using boost::mpl::char_;
typedef string<'h','e','l','l','o'> hello;
// test_first_char
BOOST_MPL_ASSERT((equal_to<char_<'h'>, at_c<hello, 0>::type>));
// test_middle_char
BOOST_MPL_ASSERT((equal_to<char_<'l'>, at_c<hello, 2>::type>));
// test_last_char
BOOST_MPL_ASSERT((equal_to<char_<'o'>, at_c<hello, 4>::type>));
}