text: #include <boost/algorithm/string.hpp>
  #include <boost/container/flat_set.hpp>
  #include <dbus_singleton.hpp>
  #include <dbus_utility.hpp>
  
  #include "gmock/gmock.h"
  
  TEST(DbusUtility, getNthStringFromPathGoodTest)
  {
      std::string path("/0th/1st/2nd/3rd");
      std::string result;
      EXPECT_TRUE(dbus::utility::getNthStringFromPath(path, 0, result));
      EXPECT_EQ(result, "0th");
      EXPECT_TRUE(dbus::utility::getNthStringFromPath(path, 1, result));
      EXPECT_EQ(result, "1st");
      EXPECT_TRUE(dbus::utility::getNthStringFromPath(path, 2, result));
      EXPECT_EQ(result, "2nd");
      EXPECT_TRUE(dbus::utility::getNthStringFromPath(path, 3, result));
      EXPECT_EQ(result, "3rd");
      EXPECT_FALSE(dbus::utility::getNthStringFromPath(path, 4, result));
  }
  
  TEST(DbusUtility, getNthStringFromPathBadTest)
  {
      std::string path("////0th///1st//\2nd///3rd?/");
      std::string result;
      EXPECT_TRUE(dbus::utility::getNthStringFromPath(path, 0, result));
      EXPECT_EQ(result, "0th");
      EXPECT_TRUE(dbus::utility::getNthStringFromPath(path, 1, result));
      EXPECT_EQ(result, "1st");
      EXPECT_TRUE(dbus::utility::getNthStringFromPath(path, 2, result));
      EXPECT_EQ(result, "\2nd");
      EXPECT_TRUE(dbus::utility::getNthStringFromPath(path, 3, result));
      EXPECT_EQ(result, "3rd?");
      EXPECT_FALSE(dbus::utility::getNthStringFromPath(path, -1, result));
  }
  