param_locale_avoidance_test.cpp

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#include "ros/ros.h"
#include <locale.h>
#include <gtest/gtest.h>

TEST(Locale, push_pop)
{
  int argc = 0;
  char argv[1][255] = { "string" };
  ros::init(argc, (char**)argv, "locale_push_pop");
  ros::NodeHandle nh;

  ROS_INFO("locale is %s", setlocale(LC_NUMERIC, 0));

  // this test only works on machines that have de_DE installed
  if (!setlocale(LC_NUMERIC, "de_DE.utf8"))
    {
      ROS_WARN("unable to set locale to de_DE.utf8, skipping test");
      return;
    }
  ROS_INFO("locale now %s", setlocale(LC_NUMERIC, 0));
  for(unsigned j=0; ros::ok() && j < 5; ++j)
  {
    ROS_INFO("setting parameters...");

    double set = 123.45;
    nh.setParam("V", set);

    double got;
    if (nh.getParam("V", got))
    {
      ROS_INFO("got pi=%3f <- should have commas in it", got);
      ASSERT_EQ(set, got);
    } else {
      FAIL();
    }

    ros::WallDuration(0.1).sleep();
  }
}

int
main(int argc, char** argv)
{
  ros::init(argc, argv, "locale_push_pop");
  testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}