78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
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/*
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* This file is part of the Colobot: Gold Edition source code
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* Copyright (C) 2001-2016, Daniel Roux, EPSITEC SA & TerranovaTeam
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* http://epsitec.ch; http://colobot.info; http://github.com/colobot
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://gnu.org/licenses
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*/
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#include "common/system/system.h"
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#include "common/system/system_linux.h"
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#include <gtest/gtest.h>
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class CSystemUtilsLinuxUT : public testing::Test
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{
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protected:
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static const long long SEC = 1000000000;
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CSystemUtilsLinux m_systemUtils;
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};
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TEST_F(CSystemUtilsLinuxUT, TimeStampDiff)
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{
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SystemTimeStamp before, after;
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before.clockTime.tv_sec = 1;
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before.clockTime.tv_nsec = 100;
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after.clockTime.tv_sec = 1;
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after.clockTime.tv_nsec = 900;
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long long tDiff = m_systemUtils.TimeStampExactDiff(&before, &after);
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EXPECT_EQ( 800, tDiff);
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tDiff = m_systemUtils.TimeStampExactDiff(&after, &before);
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EXPECT_EQ(-800, tDiff);
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// -------
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before.clockTime.tv_sec = 2;
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before.clockTime.tv_nsec = 200;
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after.clockTime.tv_sec = 3;
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after.clockTime.tv_nsec = 500;
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tDiff = m_systemUtils.TimeStampExactDiff(&before, &after);
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EXPECT_EQ( SEC + 300, tDiff);
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tDiff = m_systemUtils.TimeStampExactDiff(&after, &before);
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EXPECT_EQ(-SEC - 300, tDiff);
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// -------
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before.clockTime.tv_sec = 3;
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before.clockTime.tv_nsec = 200;
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after.clockTime.tv_sec = 4;
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after.clockTime.tv_nsec = 100;
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tDiff = m_systemUtils.TimeStampExactDiff(&before, &after);
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EXPECT_EQ( SEC - 100, tDiff);
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tDiff = m_systemUtils.TimeStampExactDiff(&after, &before);
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EXPECT_EQ(-SEC + 100, tDiff);
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}
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