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- // scoped_enum_emulation_test.cpp ----------------------------------------------------//
- // Copyright Beman Dawes, 2009
- // Distributed under the Boost Software License, Version 1.0.
- // See http://www.boost.org/LICENSE_1_0.txt
- // See documentation at http://www.boost.org/libs/utility/scoped_enum_emulation.html
- // #include <boost/detail/disable_warnings.hpp>
- // #include <boost/config/warning_disable.hpp>
- #include <boost/detail/scoped_enum_emulation.hpp>
- #include <boost/assert.hpp>
- BOOST_SCOPED_ENUM_START(traffic_light) { red=0, yellow, green }; BOOST_SCOPED_ENUM_END
- BOOST_SCOPED_ENUM_START(algae) { green=0, red, cyan }; BOOST_SCOPED_ENUM_END
- struct color
- {
- BOOST_SCOPED_ENUM_START(value_t) { red, green, blue }; BOOST_SCOPED_ENUM_END
- BOOST_SCOPED_ENUM(value_t) value;
- };
- void foo( BOOST_SCOPED_ENUM(algae) arg )
- {
- BOOST_ASSERT( arg == algae::cyan );
- }
- int main()
- {
- BOOST_SCOPED_ENUM(traffic_light) signal( traffic_light::red );
- BOOST_SCOPED_ENUM(algae) sample( algae::red );
- BOOST_ASSERT( signal == traffic_light::red );
- BOOST_ASSERT( sample == algae::red );
- foo( algae::cyan );
- color tracker;
- tracker.value = color::value_t::blue;
- if (tracker.value == color::value_t::blue) return 0; // quiet warnings
- return 0;
- }
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