ceph/src/boost/libs/metaparse/test/remove_trailing_no_chars.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/v1/impl/remove_trailing_no_chars.hpp>
   7 #include <boost/metaparse/string.hpp>
   8
   9 #include <boost/mpl/equal_to.hpp>
  10 #include <boost/mpl/char.hpp>
  11 #include <boost/mpl/assert.hpp>
  12
  13 #include "test_case.hpp"
  14
  15 BOOST_METAPARSE_TEST_CASE(remove_trailing_no_chars)
  16 {
  17   using boost::metaparse::v1::impl::remove_trailing_no_chars;
  18   using boost::metaparse::string;
  19
  20   using boost::mpl::equal_to;
  21   using boost::mpl::char_;
  22
  23   typedef string<'h','e','l','l','o'> hello;
  24
  25   // test_hello
  26   BOOST_MPL_ASSERT((equal_to<hello, remove_trailing_no_chars<hello>::type>));
  27
  28   // test_twice
  29   BOOST_MPL_ASSERT((
  30     equal_to<
  31       hello,
  32       remove_trailing_no_chars<remove_trailing_no_chars<hello>::type>::type
  33     >
  34   ));
  35
  36   // test_hello_with_no_chars
  37   BOOST_MPL_ASSERT((
  38     equal_to<
  39       hello,
  40       remove_trailing_no_chars<
  41         string<'h','e','l','l','o', BOOST_NO_CHAR, BOOST_NO_CHAR>
  42       >::type
  43     >
  44   ));
  45
  46   // test_empty
  47   BOOST_MPL_ASSERT((
  48     equal_to<string<>, remove_trailing_no_chars<string<> >::type>
  49   ));
  50
  51   // test_empty_with_no_chars
  52   BOOST_MPL_ASSERT((
  53     equal_to<
  54       string<>,
  55       remove_trailing_no_chars<string<BOOST_NO_CHAR, BOOST_NO_CHAR> >::type
  56     >
  57   ));
  58 }
  59
  60