check("last day of month iterator2", i == 12);
check("last day of month iterator2", i == 13);
main() {  using namespace boost::gregorian;  day_iterator di(date(2002,Jan,1));  std::string data;  test_base_iterator(date(2002,Jan,3),di,data);  month_iterator di2(date(2002,Jan,3));  test_base_iterator(date(2002,Mar,1),di2,data);  std::string result("20020101 20020102 20020103 20020203 ");  check("base iterator", data == result);   std::cout << data << std::endl;  typedef boost::date_time::day_functor<date> dfg;    {    const date DayAnswers[] = {date(2000,Jan,20),date(2000,Jan,22),date(2000,Jan,24)};    boost::date_time::date_itr<dfg,date> ditr(date(2000,Jan,20),2);    int i=0;    for (; ditr < date(2000,Jan,25); ++ditr) {      //std::cout << *ditr << " ";      check("day iterator -- 2 days", DayAnswers[i] == *ditr);      i++;    }    check("day iterator -- 2 days", i == 3); // check the number of iterations  }  typedef boost::date_time::week_functor<date> wfg;  {    const date WeekAnswers[] = {date(2000,Jan,20),date(2000,Jan,27),date(2000,Feb,3)};    boost::date_time::date_itr<wfg, date> ditr(date(2000,Jan,20));    int i=0;    for (; ditr < date(2000,Feb,6); ++ditr) {      //std::cout << *ditr << " ";      check("week iterator", WeekAnswers[i] == *ditr);      i++;    }    check("week iterator", i == 3);  }  {    const date WeekAnswers[] = {date(2000,Jan,20),date(2000,Feb,3)};    boost::date_time::date_itr<wfg, date> ditr(date(2000,Jan,20),2);    int i=0;    for (; ditr < date(2000,Feb,6); ++ditr) {      //std::cout << *ditr << " ";      check("week iterator", WeekAnswers[i] == *ditr);      i++;    }    check("week iterator", i == 2);  }  {    const date WeekAnswers[] = {date(2000,Jan,20),date(2000,Feb,3), date(2000,Feb,17)};    boost::date_time::date_itr<wfg, date> ditr(date(2000,Jan,20),2);    int i=0;    for (; ditr < date(2000,Feb,20); ++ditr) {      //std::cout << *ditr << " ";      check("week iterator -- 2 weeks", WeekAnswers[i] == *ditr);      i++;    }    check("week iterator -- 2 weeks", i == 3);  }    typedef boost::date_time::month_functor<date> mfg;  {    const date MonthAnswers[] = {      date(2000,Jan,1),date(2000,Feb,1),date(2000,Mar,1),date(2000,Apr,1),      date(2000,May,1),date(2000,Jun,1),date(2000,Jul,1),date(2000,Aug,1),      date(2000,Sep,1),date(2000,Oct,1),date(2000,Nov,1),date(2000,Dec,1),      date(2001,Jan,1)    };        boost::date_time::date_itr<mfg, date> ditr(date(2000,Jan,1));    int i = 0;    try {       for (; ditr < date(2001,Jan,2); ++ditr) {        check("month iterator: " + to_iso_string(*ditr), MonthAnswers[i] == *ditr);        i++;      }      check("month iterator iteration count", i == 13);    }    catch(std::exception& e)     {      check("month iterator: exception failure", false);            std::cout << e.what() << std::endl;    }  }  {    const date MonthAnswers[] = {      date(2000,Jan,31),date(2000,Feb,29),date(2000,Mar,31),date(2000,Apr,30),      date(2000,May,31),date(2000,Jun,30),date(2000,Jul,31),date(2000,Aug,31),      date(2000,Sep,30),date(2000,Oct,31),date(2000,Nov,30),date(2000,Dec,31),      date(2001,Jan,31)    };        boost::date_time::date_itr<mfg, date> ditr(date(2000,Jan,31));    int i = 0;    try {       for (; ditr < date(2001,Feb,1); ++ditr) {        //      std::cout << *ditr << " ";        check("last day of month iterator: " + to_iso_string(*ditr),               MonthAnswers[i] == *ditr);        //check("last day of month iterator", MonthAnswers[i] == *ditr);        i++;      }      check("last day of month iterator", i == 13);    }    catch(std::exception& e)     {      check("last day of month iterator: exception failure", false);            std::cout << e.what() << std::endl;    }  }  {    const date MonthAnswers[] = {      date(2000,Feb,29),date(2000,Mar,31),date(2000,Apr,30),      date(2000,May,31),date(2000,Jun,30),date(2000,Jul,31),date(2000,Aug,31),      date(2000,Sep,30),date(2000,Oct,31),date(2000,Nov,30),date(2000,Dec,31),      date(2001,Jan,31)    };        boost::date_time::date_itr<mfg, date> ditr(date(2000,Feb,29));    int i = 0;    try {       for (; ditr < date(2001,Feb,1); ++ditr) {        //      std::cout << *ditr << " ";        check("last day of month iterator2: " + to_iso_string(*ditr),               MonthAnswers[i] == *ditr);        //check("last day of month iterator", MonthAnswers[i] == *ditr);        i++;      }      check("last day of month iterator2", i == 12);    }    catch(std::exception& e)     {      check("last day of month iterator: exception failure", false);            std::cout << e.what() << std::endl;    }  }  {    const date MonthAnswers[] = {      date(2000,Feb,28),date(2000,Mar,28),date(2000,Apr,28),      date(2000,May,28),date(2000,Jun,28),date(2000,Jul,28),date(2000,Aug,28),      date(2000,Sep,28),date(2000,Oct,28),date(2000,Nov,28),date(2000,Dec,28),      date(2001,Jan,28)    };        boost::date_time::date_itr<mfg, date> ditr(date(2000,Feb,28));    int i = 0;    try {       for (; ditr < date(2001,Feb,1); ++ditr) {        //      std::cout << *ditr << " ";        check("last day of month iterator3: " + to_iso_string(*ditr),               MonthAnswers[i] == *ditr);        //check("last day of month iterator", MonthAnswers[i] == *ditr);        i++;      }      check("last day of month iterator3", i == 12);    }    catch(std::exception& e)     {      check("last day of month iterator: exception failure", false);            std::cout << e.what() << std::endl;    }  }  typedef boost::date_time::year_functor<date> yfg;  {    const date YearAnswers[] = {      date(2000,Jan,1),date(2001,Jan,1),date(2002,Jan,1),date(2003,Jan,1),      date(2004,Jan,1),date(2005,Jan,1),date(2006,Jan,1),date(2007,Jan,1),      date(2008,Jan,1),date(2009,Jan,1),date(2010,Jan,1)    };        boost::date_time::date_itr<yfg, date> d3(date(2000,Jan,1));    int i = 0;    for (; d3 < date(2010,Jan,2); ++d3) {      //std::cout << *d3 << " ";      check("year iterator", YearAnswers[i] == *d3);      i++;    } }  {    const date YearAnswers[] = {      date(2000,Jan,1),date(2002,Jan,1),      date(2004,Jan,1),date(2006,Jan,1),      date(2008,Jan,1),date(2010,Jan,1)    };        boost::date_time::date_itr<yfg, date> d3(date(2000,Jan,1),2);    int i = 0;    for (; d3 < date(2010,Jan,2); ++d3) {      //std::cout << *d3 << " ";      check("year iterator", YearAnswers[i] == *d3);      i++;    }}  return printTestStats();}