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//
// assert_msg_test2.cpp - a test for BOOST_ASSERT_MSG and NDEBUG
//
// Copyright (c) 2014 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
#include <boost/detail/lightweight_test.hpp>
#include <stdio.h>
// default case, !NDEBUG
// BOOST_ASSERT_MSG(x) -> assert(x)
#undef NDEBUG
#include <boost/assert.hpp>
void test_default()
{
int x = 1;
BOOST_ASSERT_MSG( 1, "msg" );
BOOST_ASSERT_MSG( x, "msg" );
BOOST_ASSERT_MSG( x == 1, "msg" );
}
// default case, NDEBUG
// BOOST_ASSERT_MSG(x) -> assert(x)
#define NDEBUG
#include <boost/assert.hpp>
void test_default_ndebug()
{
int x = 1;
BOOST_ASSERT_MSG( 1, "msg" );
BOOST_ASSERT_MSG( x, "msg" );
BOOST_ASSERT_MSG( x == 1, "msg" );
BOOST_ASSERT_MSG( 0, "msg" );
BOOST_ASSERT_MSG( !x, "msg" );
BOOST_ASSERT_MSG( x == 0, "msg" );
(void)x;
}
// BOOST_ENABLE_ASSERT_DEBUG_HANDLER, !NDEBUG
// same as BOOST_ENABLE_ASSERT_HANDLER
#define BOOST_ENABLE_ASSERT_DEBUG_HANDLER
#undef NDEBUG
#include <boost/assert.hpp>
int handler_invoked = 0;
void boost::assertion_failed_msg( char const * expr, char const * msg, char const * function, char const * file, long line )
{
printf( "Expression: %s\nMessage: %s\nFunction: %s\nFile: %s\nLine: %ld\n\n", expr, msg, function, file, line );
++handler_invoked;
}
void test_debug_handler()
{
handler_invoked = 0;
int x = 1;
BOOST_ASSERT_MSG( 1, "msg" );
BOOST_ASSERT_MSG( x, "msg" );
BOOST_ASSERT_MSG( x == 1, "msg" );
BOOST_ASSERT_MSG( 0, "msg" );
BOOST_ASSERT_MSG( !x, "msg" );
BOOST_ASSERT_MSG( x == 0, "msg" );
BOOST_TEST( handler_invoked == 3 );
}
// BOOST_ENABLE_ASSERT_DEBUG_HANDLER, NDEBUG
// BOOST_ASSERT_MSG(x) -> ((void)0)
#define NDEBUG
#include <boost/assert.hpp>
void test_debug_handler_ndebug()
{
handler_invoked = 0;
int x = 1;
BOOST_ASSERT_MSG( 1, "msg" );
BOOST_ASSERT_MSG( x, "msg" );
BOOST_ASSERT_MSG( x == 1, "msg" );
BOOST_ASSERT_MSG( 0, "msg" );
BOOST_ASSERT_MSG( !x, "msg" );
BOOST_ASSERT_MSG( x == 0, "msg" );
BOOST_TEST( handler_invoked == 0 );
(void)x;
}
#undef BOOST_ENABLE_ASSERT_DEBUG_HANDLER
int main()
{
test_default();
test_default_ndebug();
test_debug_handler();
test_debug_handler_ndebug();
return boost::report_errors();
}
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