auto_parameterized.hpp

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/*
    Copyright (C) 2008 - 2024
    by Pauli Nieminen <paniemin@cc.hut.fi>
    Part of the Battle for Wesnoth Project https://www.wesnoth.org/
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY.
 
    See the COPYING file for more details.
*/
 
#pragma once
 
#include <boost/test/unit_test_suite.hpp>
#include <boost/test/parameterized_test.hpp>
#include <boost/test/tree/auto_registration.hpp>
 
namespace test_utils {
 
#ifndef BOOST_AUTO_TU_REGISTRAR
#define BOOST_AUTO_TU_REGISTRAR BOOST_AUTO_TC_REGISTRAR
#endif
 
#define WESNOTH_PARAMETERIZED_TEST_CASE( test_name, type_name, values, param_name )   \
struct test_name : public BOOST_AUTO_TEST_CASE_FIXTURE                  \
{ void test_method(const type_name&); };                                \
\
type_name* BOOST_JOIN(test_name, _begin) = &values[0];    \
type_name* BOOST_JOIN(test_name, _end) = BOOST_JOIN(test_name, _begin) + (sizeof(values)/sizeof(values[0])); \
static void BOOST_AUTO_TC_INVOKER( test_name )(const type_name& param_name ) \
{ \
    test_name t;                                                        \
    t.test_method(param_name);       \
}                                                                       \
                                                                        \
struct BOOST_AUTO_TC_UNIQUE_ID( test_name ) {};                         \
                                                                        \
BOOST_AUTO_TU_REGISTRAR( test_name )( \
                     boost::unit_test::make_test_case(&BOOST_AUTO_TC_INVOKER( test_name ), \
                                      BOOST_TEST_STRINGIZE( test_name ), \
                                      BOOST_TEST_STRINGIZE(__FILE__), __LINE__, \
                                      BOOST_JOIN(test_name, _begin), BOOST_JOIN(test_name, _end)), \
                     boost::unit_test::decorator::collector::instance()); \
                                                                       \
void test_name::test_method(const type_name& param_name)                \
/**/
}