41 lines
959 B
C++
41 lines
959 B
C++
// Copyright Abel Sinkovics (abel@sinkovics.hu) 2011.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/metaparse/unless_error.hpp>
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#include <boost/metaparse/is_error.hpp>
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#include <boost/metaparse/fail.hpp>
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#include "common.hpp"
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#include <boost/mpl/equal_to.hpp>
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#include <boost/mpl/apply_wrap.hpp>
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#include <boost/mpl/assert.hpp>
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#include "test_case.hpp"
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namespace
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{
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using boost::mpl::apply_wrap2;
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using boost::metaparse::fail;
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typedef apply_wrap2<fail<int1>, int11, int2> err;
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}
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BOOST_METAPARSE_TEST_CASE(util_unless_error)
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{
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using boost::metaparse::is_error;
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using boost::metaparse::unless_error;
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using boost::mpl::equal_to;
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// test_error
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BOOST_MPL_ASSERT((is_error<unless_error<err, int13> >));
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// test_not_error
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BOOST_MPL_ASSERT((equal_to<int13, unless_error<int11, int13>::type>));
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}
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