1 // Copyright Abel Sinkovics (abel@sinkovics.hu) 2011. 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/unless_error.hpp> 7 #include <boost/metaparse/is_error.hpp> 8 #include <boost/metaparse/fail.hpp> 9 10 #include "common.hpp" 11 12 #include <boost/mpl/equal_to.hpp> 13 #include <boost/mpl/apply_wrap.hpp> 14 #include <boost/mpl/assert.hpp> 15 16 #include "test_case.hpp" 17 18 namespace 19 { 20 using boost::mpl::apply_wrap2; 21 using boost::metaparse::fail; 22 23 typedef apply_wrap2<fail<int1>, int11, int2> err; 24 } 25 BOOST_METAPARSE_TEST_CASE(util_unless_error)26BOOST_METAPARSE_TEST_CASE(util_unless_error) 27 { 28 using boost::metaparse::is_error; 29 using boost::metaparse::unless_error; 30 31 using boost::mpl::equal_to; 32 33 // test_error 34 BOOST_MPL_ASSERT((is_error<unless_error<err, int13> >)); 35 36 // test_not_error 37 BOOST_MPL_ASSERT((equal_to<int13, unless_error<int11, int13>::type>)); 38 } 39 40 41