OpenTTD/src/tests/strings_func.cpp

53 lines
1.7 KiB
C++

/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file strings_func.cpp Test functionality from strings_func. */
#include "../stdafx.h"
#include "../3rdparty/catch2/catch.hpp"
#include "../strings_func.h"
TEST_CASE("HaveDParamChanged")
{
SetDParam(0, 0);
SetDParamStr(1, "some string");
std::vector<StringParameterBackup> backup;
CopyOutDParam(backup, 2);
CHECK(HaveDParamChanged(backup) == false);
/* A different parameter 0 (both string and numeric). */
SetDParam(0, 1);
CHECK(HaveDParamChanged(backup) == true);
SetDParamStr(0, "some other string");
CHECK(HaveDParamChanged(backup) == true);
/* Back to the original state, nothing should have changed. */
SetDParam(0, 0);
CHECK(HaveDParamChanged(backup) == false);
/* A different parameter 1 (both string and numeric). */
SetDParamStr(1, "some other string");
CHECK(HaveDParamChanged(backup) == true);
SetDParam(1, 0);
CHECK(HaveDParamChanged(backup) == true);
/* Back to the original state, nothing should have changed. */
SetDParamStr(1, "some string");
CHECK(HaveDParamChanged(backup) == false);
/* Changing paramter 2 should not have any effect, as the backup is only 2 long. */
SetDParam(2, 3);
CHECK(HaveDParamChanged(backup) == false);
}