test/src/TestUnits.cpp

   1 /* Copyright_License {
   2
   3   XCSoar Glide Computer - http://www.xcsoar.org/
   4   Copyright (C) 2000-2013 The XCSoar Project
   5   A detailed list of copyright holders can be found in the file "AUTHORS".
   6
   7   This program is free software; you can redistribute it and/or
   8   modify it under the terms of the GNU General Public License
   9   as published by the Free Software Foundation; either version 2
  10   of the License, or (at your option) any later version.
  11
  12   This program is distributed in the hope that it will be useful,
  13   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15   GNU General Public License for more details.
  16
  17   You should have received a copy of the GNU General Public License
  18   along with this program; if not, write to the Free Software
  19   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  20 }
  21 */
  22
  23 #include "Units/Units.hpp"
  24 #include "TestUtil.hpp"
  25
  26 int main(int argc, char **argv)
  27 {
  28   plan_tests(12);
  29
  30   UnitSetting &config = Units::current;
  31
  32   config.distance_unit = Unit::METER;
  33   ok1(equals(Units::ToUserDistance(fixed(1)), 1));
  34
  35   config.distance_unit = Unit::KILOMETER;
  36   ok1(equals(Units::ToUserDistance(fixed(1)), 0.001));
  37
  38   config.temperature_unit = Unit::KELVIN;
  39   ok1(equals(Units::ToUserTemperature(fixed(0)), fixed(0)));
  40   ok1(equals(Units::ToSysTemperature(fixed(0)), fixed(0)));
  41
  42   config.temperature_unit = Unit::DEGREES_CELCIUS;
  43   ok1(equals(Units::ToUserTemperature(fixed(0)), -273.15));
  44   ok1(equals(Units::ToUserTemperature(fixed(20)), -253.15));
  45   ok1(equals(Units::ToSysTemperature(fixed(0)), 273.15));
  46   ok1(equals(Units::ToSysTemperature(fixed(20)), 293.15));
  47
  48   config.temperature_unit = Unit::DEGREES_FAHRENHEIT;
  49   ok1(equals(Units::ToUserTemperature(fixed(0)), -459.67));
  50   ok1(equals(Units::ToSysTemperature(fixed(0)), 255.37));
  51
  52   ok1(equals(Units::ToUserUnit(fixed(1013.25), Unit::TORR), 760));
  53   ok1(equals(Units::ToUserUnit(fixed(1013.25), Unit::INCH_MERCURY), 29.92));
  54
  55   return exit_status();
  56 }