| // 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; |
| } |