text: #define BOOST_TEST_MODULE example
  #include <boost/test/included/unit_test.hpp>
  #include <boost/test/detail/unit_test_parameters.hpp>
  using namespace boost::unit_test;
  
  //____________________________________________________________________________//
  
  BOOST_AUTO_TEST_CASE( test_case0 )
  {
      if( runtime_config::log_level() < log_warnings )
          unit_test_log.set_threshold_level( log_warnings );
  
      BOOST_WARN( sizeof(int) > 4 );
  }
  
  //____________________________________________________________________________//
  
  