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src/boost/test/impl/unit_test_parameters.ipp  view on Meta::CPAN

    TESTS_TO_RUN      , "BOOST_TESTS_TO_RUN",
    SAVE_TEST_PATTERN , "BOOST_TEST_SAVE_PATTERN",
    SHOW_PROGRESS     , "BOOST_TEST_SHOW_PROGRESS",
    USE_ALT_STACK     , "BOOST_TEST_USE_ALT_STACK",

    ""
);

//____________________________________________________________________________//

// storage for the CLAs
cla::parser     s_cla_parser;
std::string     s_empty;

output_format   s_report_format;
output_format   s_log_format;

//____________________________________________________________________________//

template<typename T>
T
retrieve_parameter( const_string parameter_name, cla::parser const& s_cla_parser, T const& default_value = T(), T const& optional_value = T() )
{
    rt::const_argument_ptr arg = s_cla_parser[parameter_name];
    if( arg ) {
        if( rtti::type_id<T>() == rtti::type_id<bool>() ||
            !static_cast<cla::parameter const&>( arg->p_formal_parameter.get() ).p_optional_value )
            return s_cla_parser.get<T>( parameter_name );

        optional<T> val = s_cla_parser.get<optional<T> >( parameter_name );
        if( val )
            return *val;
        else
            return optional_value;
    }

    boost::optional<T> v;

#ifndef UNDER_CE
    env::get( parameter_2_env_var[parameter_name], v );
#endif

    if( v )
        return *v;
    else
        return default_value;
}

//____________________________________________________________________________//

} // local namespace 

void
init( int& argc, char** argv )
{
    using namespace cla;

    try {
        s_cla_parser - cla::ignore_mismatch
          << cla::dual_name_parameter<bool>( AUTO_START_DBG + "|d" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Automatically starts debugger if system level error (signal) occurs")
          << cla::named_parameter<std::string>( BREAK_EXEC_PATH )
            - (cla::prefix = "--",cla::separator = "=",cla::guess_name,cla::optional,
               cla::description = "For the exception safety testing allows to break at specific execution path")
          << cla::dual_name_parameter<bool>( BUILD_INFO + "|i" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Shows library build information" )
          << cla::dual_name_parameter<bool>( CATCH_SYS_ERRORS + "|s" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Allows to switch between catching and ignoring system errors (signals)")
          << cla::named_parameter<bool>( DETECT_FP_EXCEPT )
            - (cla::prefix = "--",cla::separator = "=",cla::guess_name,cla::optional,
               cla::description = "Allows to switch between catching and ignoring floating point exceptions")
          << cla::named_parameter<long>( DETECT_MEM_LEAKS )
            - (cla::prefix = "--",cla::separator = "=",cla::guess_name,cla::optional,
               cla::description = "Allows to switch between catching and ignoring memory leaks")
          << cla::dual_name_parameter<unit_test::output_format>( LOG_FORMAT + "|f" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Specifies log format")
          << cla::dual_name_parameter<unit_test::log_level>( LOG_LEVEL + "|l" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Specifies log level")
          << cla::dual_name_parameter<std::string>( LOG_SINK + "|k" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Specifies log sink:stdout(default),stderr or file name")
          << cla::dual_name_parameter<unit_test::output_format>( OUTPUT_FORMAT + "|o" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Specifies output format (both log and report)")
          << cla::dual_name_parameter<int>( RANDOM_SEED + "|a" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,cla::optional_value,
               cla::description = "Allows to switch between sequential and random order of test units execution.\n"
                                  "Optionally allows to specify concrete seed for random number generator")
          << cla::dual_name_parameter<unit_test::output_format>( REPORT_FORMAT + "|m" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Specifies report format")
          << cla::dual_name_parameter<unit_test::report_level>(REPORT_LEVEL + "|r")
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Specifies report level")
          << cla::dual_name_parameter<std::string>( REPORT_SINK + "|e" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Specifies report sink:stderr(default),stdout or file name")
          << cla::dual_name_parameter<bool>( RESULT_CODE + "|c" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Allows to disable test modules's result code generation")
          << cla::dual_name_parameter<std::string>( TESTS_TO_RUN + "|t" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Allows to filter which test units to run")
          << cla::named_parameter<bool>( SAVE_TEST_PATTERN )
            - (cla::prefix = "--",cla::separator = "=",cla::guess_name,cla::optional,
               cla::description = "Allows to switch between saving and matching against test pattern file")
          << cla::dual_name_parameter<bool>( SHOW_PROGRESS + "|p" )
            - (cla::prefix = "--|-",cla::separator = "=| ",cla::guess_name,cla::optional,
               cla::description = "Turns on progress display")
          << cla::named_parameter<bool>( USE_ALT_STACK )
            - (cla::prefix = "--",cla::separator = "=",cla::guess_name,cla::optional,
               cla::description = "Turns on/off usage of an alternative stack for signal handling")

          << cla::dual_name_parameter<bool>( "help|?" )
            - (cla::prefix = "--|-",cla::separator = "=",cla::guess_name,cla::optional,
               cla::description = "this help message")
            ;

        s_cla_parser.parse( argc, argv );

        if( s_cla_parser["help"] ) {
            s_cla_parser.help( std::cout );
            throw framework::nothing_to_test();
        }

        s_report_format     = retrieve_parameter( REPORT_FORMAT, s_cla_parser, unit_test::CLF );
        s_log_format        = retrieve_parameter( LOG_FORMAT, s_cla_parser, unit_test::CLF );

        unit_test::output_format of = retrieve_parameter( OUTPUT_FORMAT, s_cla_parser, unit_test::INV_OF );

        if( of != unit_test::INV_OF )
            s_report_format = s_log_format = of;
    }
    catch( rt::logic_error const& ex ) {
        std::ostringstream err;
        
        err << "Fail to process runtime parameters: " << ex.msg() << std::endl;
        s_cla_parser.usage( err );

        throw framework::setup_error( err.str() );
    }
}

//____________________________________________________________________________//

unit_test::log_level
log_level()
{
    return retrieve_parameter( LOG_LEVEL, s_cla_parser, unit_test::log_all_errors );
}

//____________________________________________________________________________//

bool
no_result_code()
{
    return !retrieve_parameter( RESULT_CODE, s_cla_parser, true );
}

//____________________________________________________________________________//

unit_test::report_level
report_level()
{
    return retrieve_parameter( REPORT_LEVEL, s_cla_parser, unit_test::CONFIRMATION_REPORT );
}

//____________________________________________________________________________//

const_string
test_to_run()
{
    static std::string s_test_to_run = retrieve_parameter( TESTS_TO_RUN, s_cla_parser, s_empty );

    return s_test_to_run;