38 lines
1.4 KiB
C++
38 lines
1.4 KiB
C++
/*
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* This file is part of the Colobot: Gold Edition source code
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* Copyright (C) 2018, 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_other.h"
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#include <gtest/gtest.h>
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struct SystemTest : ::testing::Test {
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CSystemUtilsOther system;
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};
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TEST_F(SystemTest, TimeStampExactDiff) {
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auto epoch = SystemTimeStamp{};
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EXPECT_EQ(system.TimeStampExactDiff(epoch, epoch), 0);
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auto duration = std::chrono::microseconds{123456789L};
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auto before = std::chrono::high_resolution_clock::now();
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auto after = before + duration;
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EXPECT_EQ(system.TimeStampExactDiff(before, after), std::chrono::nanoseconds{duration}.count());
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EXPECT_EQ(system.TimeStampExactDiff(after, before), -std::chrono::nanoseconds{duration}.count());
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}
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