ceph/src/boost/libs/metaparse/test/pop_back.cpp

   1 // Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
   2 // Distributed under the Boost Software License, Version 1.0.
   3 //    (See accompanying file LICENSE_1_0.txt or copy at
   4 //          http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #include <boost/metaparse/config.hpp>
   7 #if BOOST_METAPARSE_STD >= 2011
   8 #  include <boost/metaparse/v1/cpp11/impl/pop_back.hpp>
   9 #else
  10 #  include <boost/metaparse/v1/cpp98/impl/pop_back.hpp>
  11 #endif
  12
  13 #include <boost/metaparse/string.hpp>
  14
  15 #include <boost/mpl/equal_to.hpp>
  16 #include <boost/mpl/char.hpp>
  17 #include <boost/mpl/assert.hpp>
  18
  19 #include "test_case.hpp"
  20
  21 BOOST_METAPARSE_TEST_CASE(pop_back)
  22 {
  23   using boost::metaparse::v1::impl::pop_back;
  24   using boost::metaparse::string;
  25
  26   using boost::mpl::equal_to;
  27   using boost::mpl::char_;
  28
  29   typedef string<'h','e','l','l','o'> hello;
  30
  31   // test_pop_back
  32   BOOST_MPL_ASSERT((equal_to<string<'h','e','l','l'>, pop_back<hello>::type>));
  33
  34   // test_pop_back_one_element
  35   BOOST_MPL_ASSERT((equal_to<string<>, pop_back<string<'x'> >::type>));
  36 }
  37
  38