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incrementing_sequence.cpp

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/*
 * Copyright (c) 2009, Willow Garage, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Willow Garage, Inc. nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

/* Author: Josh Faust */

#include <string>
#include <sstream>
#include <fstream>

#include <gtest/gtest.h>

#include <time.h>
#include <stdlib.h>

#include "ros/ros.h"
#include <test_roscpp/TestWithHeader.h>

using namespace ros;
using namespace test_roscpp;

uint32_t g_recv_count = 0;
uint32_t g_sequence = 0;

void callback(const TestWithHeaderConstPtr& msg)
{
  ++g_recv_count;
  g_sequence = msg->header.seq;
}

TEST(IncrementingSequence, incrementing)
{
  ros::NodeHandle nh;
  ros::Publisher pub = nh.advertise<TestWithHeader>("test_with_header", 0);
  ros::Subscriber sub = nh.subscribe("test_with_header", 0, callback);

  while (g_recv_count < 50)
  {
    TestWithHeader msg;
    msg.header.frame_id = "blah";
    msg.header.stamp = ros::Time::now();
    pub.publish(msg);

    ros::spinOnce();
    ros::WallDuration(0.01).sleep();
  }

  ASSERT_GT(g_sequence, 0UL);
}

int main(int argc, char** argv)
{
  testing::InitGoogleTest(&argc, argv);
  ros::init(argc, argv, "incrementing_sequence");

  ros::NodeHandle nh;

  return RUN_ALL_TESTS();
}

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test_roscpp
Author(s): Morgan Quigley mquigley@cs.stanford.edu, Ken Conley kwc@willowgarage.com
autogenerated on Sat Mar 2 13:24:35 2013