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//////////////////////////////////////////////////////////////////////////////
// Copyright 2005-2006 Andreas Huber Doenni
// Distributed under the Boost Software License, Version 1.0. (See accompany-
// ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//////////////////////////////////////////////////////////////////////////////
#include <libs/statechart/test/ThrowingBoostAssert.hpp>
#include <boost/statechart/state_machine.hpp>
#include <boost/statechart/event.hpp>
#include <boost/statechart/simple_state.hpp>
#include <boost/statechart/custom_reaction.hpp>
#include <boost/statechart/result.hpp>
#include <boost/test/test_tools.hpp>
#include <stdexcept> // std::logic_error
namespace sc = boost::statechart;
struct E : sc::event< E > {};
struct A;
struct InvalidResultCopyTest :
sc::state_machine< InvalidResultCopyTest, A > {};
struct A : sc::simple_state< A, InvalidResultCopyTest >
{
typedef sc::custom_reaction< E > reactions;
sc::result react( const E & )
{
sc::result r( discard_event() );
sc::result rCopy1( r );
// Ensure the copy is consumed so that we're not accidentally tripping
// the assert in the sc::result dtor
sc::detail::result_utility::get_result( rCopy1 );
// We must not make more than one copy of a result value
sc::result rCopy2( r );
return rCopy2;
}
};
int test_main( int, char* [] )
{
InvalidResultCopyTest machine;
machine.initiate();
#ifdef NDEBUG
BOOST_REQUIRE_NO_THROW( machine.process_event( E() ) );
#else
BOOST_REQUIRE_THROW( machine.process_event( E() ), std::logic_error );
#endif
return 0;
}
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