95 lines
3.1 KiB
C++
95 lines
3.1 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2003 Joel de Guzman
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http://spirit.sourceforge.net/
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Use, modification and distribution is subject to the Boost Software
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License, Version 1.0. (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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=============================================================================*/
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///////////////////////////////////////////////////////////////////////////////
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//
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// Fundamental meta sublayer tests
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//
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///////////////////////////////////////////////////////////////////////////////
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#include <boost/detail/lightweight_test.hpp>
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#include <iostream>
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#include <boost/static_assert.hpp>
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#include <boost/spirit/include/classic_core.hpp>
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#include <boost/spirit/include/classic_meta.hpp>
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#include <boost/spirit/include/classic_assign_actor.hpp>
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using namespace BOOST_SPIRIT_CLASSIC_NS;
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typedef ref_value_actor<char, assign_action> assign_actor;
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///////////////////////////////////////////////////////////////////////////////
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//
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// node_count_tests
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//
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///////////////////////////////////////////////////////////////////////////////
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void
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node_count_tests()
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{
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// simple types
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typedef chlit<char> plain_t;
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typedef optional<chlit<char> > optional_t;
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typedef action<chlit<char>, assign_actor> action_t;
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typedef sequence<chlit<char>, anychar_parser> sequence_t;
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BOOST_STATIC_ASSERT(1 == node_count<plain_t>::value);
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BOOST_STATIC_ASSERT(2 == node_count<optional_t>::value);
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BOOST_STATIC_ASSERT(2 == node_count<action_t>::value);
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BOOST_STATIC_ASSERT(3 == node_count<sequence_t>::value);
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// more elaborate types
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typedef sequence<sequence<plain_t, action_t>, plain_t> sequence2_t;
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typedef sequence<plain_t, sequence<action_t, plain_t> > sequence3_t;
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BOOST_STATIC_ASSERT(6 == node_count<sequence2_t>::value);
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BOOST_STATIC_ASSERT(6 == node_count<sequence3_t>::value);
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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// leaf_count_tests
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//
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///////////////////////////////////////////////////////////////////////////////
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void
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leaf_count_tests()
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{
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// simple types
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typedef chlit<char> plain_t;
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typedef optional<chlit<char> > optional_t;
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typedef action<chlit<char>, assign_actor> action_t;
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typedef sequence<chlit<char>, anychar_parser> sequence_t;
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BOOST_STATIC_ASSERT(1 == leaf_count<plain_t>::value);
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BOOST_STATIC_ASSERT(1 == leaf_count<optional_t>::value);
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BOOST_STATIC_ASSERT(1 == leaf_count<action_t>::value);
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BOOST_STATIC_ASSERT(2 == leaf_count<sequence_t>::value);
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// more elaborate types
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typedef sequence<sequence<plain_t, action_t>, plain_t> sequence2_t;
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typedef sequence<plain_t, sequence<action_t, plain_t> > sequence3_t;
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BOOST_STATIC_ASSERT(3 == leaf_count<sequence2_t>::value);
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BOOST_STATIC_ASSERT(3 == leaf_count<sequence3_t>::value);
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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// Main
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//
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///////////////////////////////////////////////////////////////////////////////
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int
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main()
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{
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node_count_tests();
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leaf_count_tests();
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return boost::report_errors();
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}
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