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/* 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 or http://www.boost.org/LICENSE-1.0)
* Author: Jeff Garland, Bart Garst
*/
#include "boost/date_time/gregorian/gregorian.hpp"
#include "boost/date_time/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);
{
months m1(5), m2(3), m3(10);
check("months & int multipliable", months(15) == m1 * 3);
m1 *= 3;
check("months & int multipliable", months(15) == m1);
//check("int * months", months(12) == 4 * m2);
check("months & int dividable", months(3) == m3 / 3);
m3 /= 3;
check("months & int dividable", months(3) == m3);
}
{
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 y1(5), y2(3), y3(10);
check("years & int multipliable", years(15) == y1 * 3);
y1 *= 3;
check("years & int multipliable", years(15) == y1);
//check("int * years", years(12) == 4 * y2);
check("years & int dividable", years(3) == y3 / 3);
y3 /= 3;
check("years & int dividable", years(3) == y3);
}
{
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);
}
}
/*** 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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