69 lines
1.6 KiB
C++
69 lines
1.6 KiB
C++
// Copyright Abel Sinkovics (abel@sinkovics.hu) 2010.
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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/first_of.hpp>
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#include <boost/metaparse/is_error.hpp>
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#include <boost/metaparse/start.hpp>
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#include <boost/metaparse/get_result.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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BOOST_METAPARSE_TEST_CASE(first_of)
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{
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using boost::metaparse::get_result;
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using boost::metaparse::first_of;
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using boost::metaparse::start;
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using boost::metaparse::is_error;
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using boost::mpl::equal_to;
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using boost::mpl::apply_wrap2;
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// test_one_char
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BOOST_MPL_ASSERT((
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equal_to<
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get_result<apply_wrap2<first_of<lit_h>, str_hello, start> >::type,
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char_h
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>
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));
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// test_two_chars
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BOOST_MPL_ASSERT((
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equal_to<
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get_result<apply_wrap2<first_of<lit_h, lit_e>, str_hello, start> >::type,
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char_h
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>
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));
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// test_first_fails
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BOOST_MPL_ASSERT((
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is_error<apply_wrap2<first_of<lit_x, lit_e>, str_hello, start> >
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));
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// test_second_fails
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BOOST_MPL_ASSERT((
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is_error<apply_wrap2<first_of<lit_h, lit_x>, str_hello, start> >
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));
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// test_empty_input
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BOOST_MPL_ASSERT((is_error<apply_wrap2<first_of<lit_h,lit_e>, str_,start> >));
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// test_three_chars
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BOOST_MPL_ASSERT((
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equal_to<
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get_result<
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apply_wrap2<first_of<lit_h, lit_e, lit_l>, str_hello, start>
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>::type,
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char_h
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>
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));
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}
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