/boost/libs/date_time/test/gregorian/testdate_iterator.cpp
C++ | 367 lines | 304 code | 30 blank | 33 comment | 57 complexity | 3df731dd6e94d41012811e4592481458 MD5 | raw file
- /* Copyright (c) 2002,2003 CrystalClear Software, Inc.
- * Use, modification and distribution is subject to the
- * Boost Software License, Version 1.0. (See accompanying
- * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
- * Author: Jeff Garland, Bart Garst
- */
- #include "boost/date_time/gregorian/gregorian.hpp"
- #include "../testfrmwk.hpp"
- #include <iostream>
- void test_month_decrement_iterator(const boost::gregorian::date *Answers, int array_len){
- using namespace boost::gregorian;
- typedef boost::date_time::month_functor<date> mfg;
-
- boost::date_time::date_itr<mfg, date> ditr(Answers[array_len-1]);
- int i = array_len-1;
- std::cout << "month iter decrement test..." << std::endl;
- try {
- for (; ditr > Answers[0] - date_duration(1); --ditr) {
- check("month iterator: " + to_iso_string(*ditr), Answers[i] == *ditr);
- i--;
- }
- check("month iterator iteration count", i == -1);
- }
- catch(std::exception& e)
- {
- check("month iterator: exception failure", false);
- std::cout << e.what() << std::endl;
- }
- }
- void test_base_iterator(boost::gregorian::date end,
- boost::gregorian::date_iterator& di,
- std::string& data)
- {
- using namespace boost::gregorian;
- for (; di < end; ++di) {
- data += to_iso_string(*di) + " ";
- }
- }
- int
- 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
- // decrement
- i = 2;
- --ditr;
- for (; ditr > date(2000,Jan,19); --ditr) {
- //std::cout << *ditr << " ";
- check("day iterator decrement -- 2 days", DayAnswers[i] == *ditr);
- i--;
- }
- check("day iterator decrement -- 2 days", i == -1); // 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);
- // decrement
- i=2;
- --ditr;
- for (; ditr > date(2000,Jan,19); --ditr) {
- //std::cout << *ditr << " ";
- check("week iterator", WeekAnswers[i] == *ditr);
- i--;
- }
- check("week iterator", i == -1);
- }
- {
- 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);
- // decrement
- i=1;
- --ditr;
- for (; ditr > date(2000,Jan,19); --ditr) {
- //std::cout << *ditr << " ";
- check("week iterator", WeekAnswers[i] == *ditr);
- i--;
- }
- check("week iterator", i == -1);
- }
- {
- 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);
- // decrement
- i=2;
- --ditr;
- for (; ditr > date(2000,Jan,19); --ditr) {
- //std::cout << *ditr << " ";
- check("week iterator -- 2 weeks", WeekAnswers[i] == *ditr);
- i--;
- }
- check("week iterator -- 2 weeks", i == -1);
- }
- 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)
- };
- test_month_decrement_iterator(MonthAnswers, 13);
-
- 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)
- };
- test_month_decrement_iterator(MonthAnswers, 13);
-
- 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),date(2001,Feb,28)
- };
- test_month_decrement_iterator(MonthAnswers, 13);
-
- boost::date_time::date_itr<mfg, date> ditr(date(2000,Feb,29));
- int i = 0;
- try {
- for (; ditr < date(2001,Mar,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 == 13);
- }
- catch(std::exception& e)
- {
- check("last day of month iterator: exception failure", false);
- std::cout << e.what() << std::endl;
- }
- }
- { // running a span of 5 years to verify snap to end doesn't occur at next leap year
- 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),
- date(2001,Feb,28),date(2001,Mar,28),date(2001,Apr,28),date(2001,May,28),
- date(2001,Jun,28),date(2001,Jul,28),date(2001,Aug,28),date(2001,Sep,28),
- date(2001,Oct,28),date(2001,Nov,28),date(2001,Dec,28),date(2002,Jan,28),
- date(2002,Feb,28),date(2002,Mar,28),date(2002,Apr,28),date(2002,May,28),
- date(2002,Jun,28),date(2002,Jul,28),date(2002,Aug,28),date(2002,Sep,28),
- date(2002,Oct,28),date(2002,Nov,28),date(2002,Dec,28),date(2003,Jan,28),
- date(2003,Feb,28),date(2003,Mar,28),date(2003,Apr,28),date(2003,May,28),
- date(2003,Jun,28),date(2003,Jul,28),date(2003,Aug,28),date(2003,Sep,28),
- date(2003,Oct,28),date(2003,Nov,28),date(2003,Dec,28),date(2004,Jan,28),
- date(2004,Feb,28),date(2004,Mar,28),date(2004,Apr,28),date(2004,May,28),
- date(2004,Jun,28),date(2004,Jul,28),date(2004,Aug,28),date(2004,Sep,28),
- date(2004,Oct,28),date(2004,Nov,28),date(2004,Dec,28),date(2005,Jan,28),
- };
- test_month_decrement_iterator(MonthAnswers, 60);
-
- boost::date_time::date_itr<mfg, date> ditr(date(2000,Feb,28));
- int i = 0;
- try {
- for (; ditr < date(2005,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 == 60);
- }
- 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: " + to_iso_string(*d3), YearAnswers[i] == *d3);
- i++;
- }
- std::cout << "Decrementing...." << std::endl;
- i = 10;
- --d3;
- for (; d3 > date(1999,Dec,31); --d3) {
- //std::cout << *d3 << " ";
- check("year iterator: " + to_iso_string(*d3), YearAnswers[i] == *d3);
- i--;
- }
- }
- { // WON'T snap top end of month
- const date YearAnswers[] = {
- date(2000,Feb,28),date(2001,Feb,28),date(2002,Feb,28),date(2003,Feb,28),
- date(2004,Feb,28),date(2005,Feb,28),date(2006,Feb,28),date(2007,Feb,28),
- date(2008,Feb,28),date(2009,Feb,28),date(2010,Feb,28)
- };
-
- boost::date_time::date_itr<yfg, date> d3(date(2000,Feb,28));
- int i = 0;
- for (; d3 < date(2010,Mar,1); ++d3) {
- //std::cout << *d3 << " ";
- check("year iterator: " + to_iso_string(*d3), YearAnswers[i] == *d3);
- i++;
- }
- std::cout << "Decrementing...." << std::endl;
- i = 10;
- --d3;
- for (; d3 > date(2000,Feb,27); --d3) {
- //std::cout << *d3 << " ";
- check("year iterator: " + to_iso_string(*d3), YearAnswers[i] == *d3);
- i--;
- }
- }
- {// WILL snap top end of month
- const date YearAnswers[] = {
- date(2000,Feb,29),date(2001,Feb,28),date(2002,Feb,28),date(2003,Feb,28),
- date(2004,Feb,29),date(2005,Feb,28),date(2006,Feb,28),date(2007,Feb,28),
- date(2008,Feb,29),date(2009,Feb,28),date(2010,Feb,28)
- };
-
- boost::date_time::date_itr<yfg, date> d3(date(2000,Feb,29));
- int i = 0;
- for (; d3 < date(2010,Mar,1); ++d3) {
- //std::cout << *d3 << " ";
- check("year iterator: " + to_iso_string(*d3), YearAnswers[i] == *d3);
- i++;
- }
- std::cout << "Decrementing...." << std::endl;
- i = 10;
- --d3;
- for (; d3 > date(2000,Feb,27); --d3) {
- //std::cout << *d3 << " ";
- check("year iterator: " + to_iso_string(*d3), YearAnswers[i] == *d3);
- i--;
- }
- }
- {
- std::cout << "Increment by 2 years...." << std::endl;
- 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: " + to_iso_string(*d3), YearAnswers[i] == *d3);
- i++;
- }
- // decrement
- std::cout << "Decrementing...." << std::endl;
- i = 5;
- --d3;
- for (; d3 > date(1999,Dec,31); --d3) {
- //std::cout << *d3 << " ";
- check("year iterator: " + to_iso_string(*d3), YearAnswers[i] == *d3);
- i--;
- }
- }
- return printTestStats();
- }