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- /* Copyright (c) 2002,2003,2005 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"
- int main(){
- #if !defined(BOOST_DATE_TIME_OPTIONAL_GREGORIAN_TYPES)
- // do not set this test to return fail -
- // this is not necessarily a compiler problem
- check("Optional gregorian types not selected - no tests run", true);
- #else
- using namespace boost::gregorian;
-
- /*** months ***/
- {
- months m1(5), m2(3), m3(1);
- check("months & months addable", months(8) == m1 + m2);
- m1 += m2;
- check("months & months addable", months(8) == m1);
- check("months & months subtractable", months(-5) == m2 - m1);
- m2 -= m1;
- check("months & months subtractable", months(-5) == m2);
- {
- // adding and subtracting negative values
- date d1(2005, Jan, 1);
- date d2(2005, Feb, 1);
- check("add neg months (year wrap under)",
- d1 + months(-1) == date(2004,Dec,1));
- check("add neg months (no year wrap under)",
- d2 + months(-1) == date(2005,Jan,1));
- check("add neg months (year wrap under)",
- d2 + months(-2) == date(2004,Dec,1));
- check("add neg months (year wrap under)",
- d2 + months(-12) == date(2004,Feb,1));
- check("add neg months (year wrap under)",
- d2 + months(-13) == date(2004,Jan,1));
- check("add neg months (year wrap under)",
- d2 + months(-14) == date(2003,Dec,1));
- date d3(2005, Dec, 1);
- date d4(2005, Nov, 1);
- check("subtract neg months (year wrap over)",
- d3 - months(-1) == date(2006,Jan,1));
- check("subtract neg months (no year wrap over)",
- d4 - months(-1) == date(2005,Dec,1));
- check("subtract neg months (year wrap over)",
- d4 - months(-2) == date(2006,Jan,1));
- check("subtract neg months (year wrap over)",
- d4 - months(-12) == date(2006,Nov,1));
- check("subtract neg months (year wrap over)",
- d4 - months(-13) == date(2006,Dec,1));
- check("subtract neg months (year wrap over)",
- d4 - months(-14) == date(2007,Jan,1));
- }
- {
- months m1x(5), m2x(3), m3x(10);
- check("months & int multipliable", months(15) == m1x * 3);
- m1x *= 3;
- check("months & int multipliable", months(15) == m1x);
- //check("int * months", months(12) == 4 * m2x);
- check("months & int dividable", months(3) == m3x / 3);
- m3x /= 3;
- check("months & int dividable", months(3) == m3x);
- }
- {
- months m(-5), m_pos(pos_infin), m_neg(neg_infin), m_nadt(not_a_date_time);
- check("months add special_values", m + m_pos == m_pos);
- check("months add special_values", m + m_neg == m_neg);
- check("months add special_values", m_pos + m_neg == m_nadt);
- check("months add special_values", m_neg + m_neg == m_neg);
- check("months subtract special_values", m - m_pos == m_neg);
- check("months subtract special_values", m - m_neg == m_pos);
- check("months subtract special_values", m_pos - m_neg == m_pos);
- check("months special_values & int multipliable", m_pos * -1 == m_neg);
- check("months special_values & int multipliable", m_pos * 0 == m_nadt);
- check("months special_values & int dividable", m_neg / 3 == m_neg);
- }
- years y1(2), y2(4);
- check("months & years addable", months(25) == m3 + y1);
- m3 += y1;
- check("months & years addable", months(25) == m3);
- check("months & years subtractable", months(-23) == m3 - y2);
- m3 -= y2;
- check("months & years subtractable", months(-23) == m3);
- {
- date d(2001, Oct, 31);
- check("date + months", date(2002, Feb, 28) == d + months(4));
- d += months(4);
- check("date += months", date(2002, Feb, 28) == d);
- }
- {
- date d(2001, Oct, 31);
- check("date - months", date(2001, Apr, 30) == d - months(6));
- d -= months(6);
- check("date -= months", date(2001, Apr, 30) == d);
- }
- }
- /*** years ***/
- {
- years y1(2), y2(4), y3(1);
- check("years & years addable", years(3) == y3 + y1);
- y3 += y1;
- check("years & years addable", years(3) == y3);
- check("years & years subtractable", years(-1) == y3 - y2);
- y3 -= y2;
- check("years & years subtractable", years(-1) == y3);
- {
- years y1x(5), y2x(3), y3x(10);
- check("years & int multipliable", years(15) == y1x * 3);
- y1x *= 3;
- check("years & int multipliable", years(15) == y1x);
- //check("int * years", years(12) == 4 * y2x);
- check("years & int dividable", years(3) == y3x / 3);
- y3x /= 3;
- check("years & int dividable", years(3) == y3x);
- }
- {
- years m(15), y_pos(pos_infin), y_neg(neg_infin), y_nadt(not_a_date_time);
- check("years add special_values", m + y_pos == y_pos);
- check("years add special_values", m + y_neg == y_neg);
- check("years add special_values", y_pos + y_neg == y_nadt);
- check("years add special_values", y_neg + y_neg == y_neg);
- check("years subtract special_values", m - y_pos == y_neg);
- check("years subtract special_values", m - y_neg == y_pos);
- check("years subtract special_values", y_pos - y_neg == y_pos);
- check("years special_values & int multipliable", y_pos * -1 == y_neg);
- check("years special_values & int multipliable", y_pos * 0 == y_nadt);
- check("years special_values & int dividable", y_neg / 3 == y_neg);
- }
-
- months m1(5), m2(3);
- check("years & months addable", months(51) == y2 + m2);
- check("years & months subtractable", months(43) == y2 - m1);
- {
- date d(2001, Feb, 28); // not a leap year
- check("date + years", date(2004, Feb, 29) == d + years(3));
- d += years(3);
- check("date += years", date(2004, Feb, 29) == d);
- }
- {
- date d(2000, Feb, 29);
- check("date - years", date(1994, Feb, 28) == d - years(6));
- d -= years(6);
- check("date -= years", date(1994, Feb, 28) == d);
- }
- try {
- date d1(1400, 6, 1);
- const date d2 = d1 + years(8599);
- check("date + many years != overflow", d2 == date(9999, 6, 1));
- }
- catch (...) {
- check("date + many years != overflow", false);
- }
- try {
- date d1(9999, 1, 1);
- const date d2 = d1 - years(8599);
- check("date - many years != overflow", d2 == date(1400, 1, 1));
- }
- catch (...) {
- check("date - many years != overflow", false);
- }
- }
-
- /*** weeks ***/
- // shouldn't need many tests, it is nothing more than a date_duration
- // so all date_duration tests should prove this class
- {
- weeks w1(2), w2(4), w3(1), pi(pos_infin);
- check("add special_values", weeks(pos_infin) == w1 + pi);
- check("weeks & weeks addable", weeks(3) == w3 + w1);
- w3 += w1;
- check("weeks & weeks addable", weeks(3) == w3);
- check("weeks & weeks subtractable", weeks(-1) == w3 - w2);
- w3 -= w2;
- check("weeks & weeks subtractable", weeks(-1) == w3);
- {
- days d(10);
- check("days + weeks", days(31) == d + weeks(3));
- d += weeks(3);
- check("days += weeks", days(31) == d);
- }
- {
- days d(10);
- check("days - weeks", days(-32) == d - weeks(6));
- d -= weeks(6);
- check("days -= weeks", days(-32) == d);
- }
- {
- date d(2001, Feb, 28);
- check("date + weeks", date(2001, Mar, 21) == d + weeks(3));
- d += weeks(3);
- check("date += weeks", date(2001, Mar, 21) == d);
- }
- {
- date d(2001, Feb, 28);
- check("date - weeks", date(2001, Jan, 17) == d - weeks(6));
- d -= weeks(6);
- check("date -= weeks", date(2001, Jan, 17) == d);
- }
- }
- {
- date d(2000, Oct, 31);
- date d2 = d + months(4) + years(2);
- date d3 = d + years(2) + months(4);
- check("date + years + months", date(2003,Feb,28) == d2);
- check("date + years + months", date(2003,Feb,28) == d3);
- months m = years(2) + months(4) - months(4) - years(2);
- check("sanity check", m.number_of_months() == 0);
- }
- /*{
- date d(2001, Mar, 31);
- date d1 = (d - months(1)) + months(1); //Mar 28, right? WRONG
- // Mar31 - 1 month is Feb28 (last day of month) so Feb28 + 1 month
- // will be Mar31 (last day of month)
- check("date + 1 months - 1 months", date(2001,Mar,28) == d1);
- std::cout << d1 << std::endl;
- //date d2 = (d - months(1)) + d; //compile error, right? RIGHT
- //weeks w1 = weeks(1) + months(1); //compiler error, right? RIGHT
- }*/
- #endif // BOOST_DATE_TIME_OPTIONAL_GREGORIAN_TYPES
-
- return printTestStats();
-
- }
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