pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/common/Timer_TEST.cc

109 lines
3.3 KiB
C++

/*
* Copyright (C) 2015 Open Source Robotics Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <gtest/gtest.h>
#include "gazebo/common/Timer.hh"
#include "test/util.hh"
using namespace gazebo;
class TimerTest : public gazebo::testing::AutoLogFixture
{
};
/////////////////////////////////////////////////
TEST_F(TimerTest, Timer)
{
common::Timer timer;
// Expect the timer to be paused on initialization and at 0 time
EXPECT_EQ(timer.GetElapsed().sec, 0);
EXPECT_EQ(timer.GetElapsed().nsec, 0);
EXPECT_FALSE(timer.GetRunning());
timer.Start();
common::Time::MSleep(200);
EXPECT_TRUE(timer.GetRunning());
common::Time elapsed = timer.GetElapsed();
EXPECT_GE(elapsed.nsec, 200000000);
EXPECT_LE(elapsed.nsec, 200200000);
EXPECT_EQ(elapsed.sec, 0);
// Check that the time after stopping and sleeping matches the time right
// before pausing
timer.Stop();
common::Time::MSleep(100);
EXPECT_GE(elapsed.nsec, timer.GetElapsed().nsec - 100000);
EXPECT_LE(elapsed.nsec, timer.GetElapsed().nsec + 100000);
EXPECT_EQ(elapsed.sec, timer.GetElapsed().sec);
EXPECT_FALSE(timer.GetRunning());
// Expect that we start from where we left off
timer.Start();
common::Time::MSleep(100);
EXPECT_GE(timer.GetElapsed().nsec, 300000000);
EXPECT_LE(timer.GetElapsed().nsec, 301000000);
EXPECT_EQ(timer.GetElapsed().sec, 0);
// Expect reset to reset the current time and stop the timer
timer.Reset();
EXPECT_EQ(timer.GetElapsed().sec, 0);
EXPECT_EQ(timer.GetElapsed().nsec, 0);
EXPECT_FALSE(timer.GetRunning());
}
/////////////////////////////////////////////////
TEST_F(TimerTest, CountdownTimer)
{
// Count down from 1 second
common::Time maxTime(1);
common::Timer timer(maxTime, true);
EXPECT_EQ(timer.GetElapsed().sec, 1);
EXPECT_EQ(timer.GetElapsed().nsec, 0);
EXPECT_FALSE(timer.GetRunning());
timer.Start();
common::Time::MSleep(200);
EXPECT_TRUE(timer.GetRunning());
common::Time elapsed = timer.GetElapsed();
EXPECT_GE(elapsed.nsec, 799800000);
EXPECT_LE(elapsed.nsec, 800100000);
EXPECT_EQ(elapsed.sec, 0);
// Check that the time after stopping and sleeping matches the time right
// before pausing
timer.Stop();
common::Time::MSleep(100);
EXPECT_GE(elapsed.nsec, timer.GetElapsed().nsec - 100000);
EXPECT_LE(elapsed.nsec, timer.GetElapsed().nsec + 100000);
EXPECT_EQ(elapsed.sec, timer.GetElapsed().sec);
EXPECT_FALSE(timer.GetRunning());
// Expect that we start from where we left off
timer.Start();
common::Time::MSleep(100);
EXPECT_GE(timer.GetElapsed().nsec, 699000000);
EXPECT_LE(timer.GetElapsed().nsec, 701000000);
EXPECT_EQ(timer.GetElapsed().sec, 0);
// Expect reset to reset the current time and stop the timer
timer.Reset();
EXPECT_EQ(timer.GetElapsed().sec, 1);
EXPECT_EQ(timer.GetElapsed().nsec, 0);
EXPECT_FALSE(timer.GetRunning());
}