242 lines
8.5 KiB
C++
242 lines
8.5 KiB
C++
/* Copyright (c) 2002,2003,2005 CrystalClear Software, Inc.
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* Use, modification and distribution is subject to the
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* Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
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* Author: Jeff Garland, Bart Garst
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*/
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#include "boost/date_time/gregorian/gregorian.hpp"
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#include "../testfrmwk.hpp"
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int main(){
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#if !defined(BOOST_DATE_TIME_OPTIONAL_GREGORIAN_TYPES)
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// do not set this test to return fail -
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// this is not necessarily a compiler problem
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check("Optional gregorian types not selected - no tests run", true);
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#else
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using namespace boost::gregorian;
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/*** months ***/
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{
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months m1(5), m2(3), m3(1);
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check("months & months addable", months(8) == m1 + m2);
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m1 += m2;
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check("months & months addable", months(8) == m1);
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check("months & months subtractable", months(-5) == m2 - m1);
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m2 -= m1;
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check("months & months subtractable", months(-5) == m2);
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{
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// adding and subtracting negative values
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date d1(2005, Jan, 1);
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date d2(2005, Feb, 1);
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check("add neg months (year wrap under)",
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d1 + months(-1) == date(2004,Dec,1));
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check("add neg months (no year wrap under)",
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d2 + months(-1) == date(2005,Jan,1));
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check("add neg months (year wrap under)",
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d2 + months(-2) == date(2004,Dec,1));
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check("add neg months (year wrap under)",
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d2 + months(-12) == date(2004,Feb,1));
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check("add neg months (year wrap under)",
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d2 + months(-13) == date(2004,Jan,1));
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check("add neg months (year wrap under)",
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d2 + months(-14) == date(2003,Dec,1));
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date d3(2005, Dec, 1);
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date d4(2005, Nov, 1);
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check("subtract neg months (year wrap over)",
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d3 - months(-1) == date(2006,Jan,1));
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check("subtract neg months (no year wrap over)",
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d4 - months(-1) == date(2005,Dec,1));
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check("subtract neg months (year wrap over)",
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d4 - months(-2) == date(2006,Jan,1));
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check("subtract neg months (year wrap over)",
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d4 - months(-12) == date(2006,Nov,1));
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check("subtract neg months (year wrap over)",
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d4 - months(-13) == date(2006,Dec,1));
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check("subtract neg months (year wrap over)",
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d4 - months(-14) == date(2007,Jan,1));
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}
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{
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months m1x(5), m2x(3), m3x(10);
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check("months & int multipliable", months(15) == m1x * 3);
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m1x *= 3;
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check("months & int multipliable", months(15) == m1x);
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//check("int * months", months(12) == 4 * m2x);
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check("months & int dividable", months(3) == m3x / 3);
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m3x /= 3;
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check("months & int dividable", months(3) == m3x);
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}
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{
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months m(-5), m_pos(pos_infin), m_neg(neg_infin), m_nadt(not_a_date_time);
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check("months add special_values", m + m_pos == m_pos);
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check("months add special_values", m + m_neg == m_neg);
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check("months add special_values", m_pos + m_neg == m_nadt);
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check("months add special_values", m_neg + m_neg == m_neg);
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check("months subtract special_values", m - m_pos == m_neg);
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check("months subtract special_values", m - m_neg == m_pos);
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check("months subtract special_values", m_pos - m_neg == m_pos);
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check("months special_values & int multipliable", m_pos * -1 == m_neg);
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check("months special_values & int multipliable", m_pos * 0 == m_nadt);
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check("months special_values & int dividable", m_neg / 3 == m_neg);
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}
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years y1(2), y2(4);
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check("months & years addable", months(25) == m3 + y1);
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m3 += y1;
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check("months & years addable", months(25) == m3);
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check("months & years subtractable", months(-23) == m3 - y2);
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m3 -= y2;
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check("months & years subtractable", months(-23) == m3);
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{
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date d(2001, Oct, 31);
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check("date + months", date(2002, Feb, 28) == d + months(4));
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d += months(4);
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check("date += months", date(2002, Feb, 28) == d);
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}
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{
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date d(2001, Oct, 31);
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check("date - months", date(2001, Apr, 30) == d - months(6));
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d -= months(6);
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check("date -= months", date(2001, Apr, 30) == d);
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}
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}
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/*** years ***/
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{
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years y1(2), y2(4), y3(1);
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check("years & years addable", years(3) == y3 + y1);
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y3 += y1;
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check("years & years addable", years(3) == y3);
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check("years & years subtractable", years(-1) == y3 - y2);
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y3 -= y2;
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check("years & years subtractable", years(-1) == y3);
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{
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years y1x(5), y2x(3), y3x(10);
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check("years & int multipliable", years(15) == y1x * 3);
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y1x *= 3;
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check("years & int multipliable", years(15) == y1x);
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//check("int * years", years(12) == 4 * y2x);
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check("years & int dividable", years(3) == y3x / 3);
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y3x /= 3;
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check("years & int dividable", years(3) == y3x);
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}
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{
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years m(15), y_pos(pos_infin), y_neg(neg_infin), y_nadt(not_a_date_time);
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check("years add special_values", m + y_pos == y_pos);
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check("years add special_values", m + y_neg == y_neg);
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check("years add special_values", y_pos + y_neg == y_nadt);
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check("years add special_values", y_neg + y_neg == y_neg);
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check("years subtract special_values", m - y_pos == y_neg);
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check("years subtract special_values", m - y_neg == y_pos);
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check("years subtract special_values", y_pos - y_neg == y_pos);
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check("years special_values & int multipliable", y_pos * -1 == y_neg);
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check("years special_values & int multipliable", y_pos * 0 == y_nadt);
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check("years special_values & int dividable", y_neg / 3 == y_neg);
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}
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months m1(5), m2(3);
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check("years & months addable", months(51) == y2 + m2);
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check("years & months subtractable", months(43) == y2 - m1);
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{
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date d(2001, Feb, 28); // not a leap year
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check("date + years", date(2004, Feb, 29) == d + years(3));
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d += years(3);
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check("date += years", date(2004, Feb, 29) == d);
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}
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{
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date d(2000, Feb, 29);
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check("date - years", date(1994, Feb, 28) == d - years(6));
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d -= years(6);
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check("date -= years", date(1994, Feb, 28) == d);
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}
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try {
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date d1(1400, 6, 1);
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const date d2 = d1 + years(8599);
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check("date + many years != overflow", d2 == date(9999, 6, 1));
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}
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catch (...) {
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check("date + many years != overflow", false);
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}
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try {
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date d1(9999, 1, 1);
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const date d2 = d1 - years(8599);
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check("date - many years != overflow", d2 == date(1400, 1, 1));
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}
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catch (...) {
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check("date - many years != overflow", false);
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}
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}
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/*** weeks ***/
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// shouldn't need many tests, it is nothing more than a date_duration
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// so all date_duration tests should prove this class
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{
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weeks w1(2), w2(4), w3(1), pi(pos_infin);
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check("add special_values", weeks(pos_infin) == w1 + pi);
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check("weeks & weeks addable", weeks(3) == w3 + w1);
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w3 += w1;
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check("weeks & weeks addable", weeks(3) == w3);
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check("weeks & weeks subtractable", weeks(-1) == w3 - w2);
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w3 -= w2;
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check("weeks & weeks subtractable", weeks(-1) == w3);
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{
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days d(10);
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check("days + weeks", days(31) == d + weeks(3));
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d += weeks(3);
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check("days += weeks", days(31) == d);
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}
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{
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days d(10);
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check("days - weeks", days(-32) == d - weeks(6));
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d -= weeks(6);
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check("days -= weeks", days(-32) == d);
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}
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{
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date d(2001, Feb, 28);
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check("date + weeks", date(2001, Mar, 21) == d + weeks(3));
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d += weeks(3);
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check("date += weeks", date(2001, Mar, 21) == d);
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}
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{
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date d(2001, Feb, 28);
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check("date - weeks", date(2001, Jan, 17) == d - weeks(6));
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d -= weeks(6);
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check("date -= weeks", date(2001, Jan, 17) == d);
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}
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}
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{
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date d(2000, Oct, 31);
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date d2 = d + months(4) + years(2);
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date d3 = d + years(2) + months(4);
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check("date + years + months", date(2003,Feb,28) == d2);
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check("date + years + months", date(2003,Feb,28) == d3);
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months m = years(2) + months(4) - months(4) - years(2);
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check("sanity check", m.number_of_months() == 0);
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}
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/*{
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date d(2001, Mar, 31);
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date d1 = (d - months(1)) + months(1); //Mar 28, right? WRONG
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// Mar31 - 1 month is Feb28 (last day of month) so Feb28 + 1 month
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// will be Mar31 (last day of month)
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check("date + 1 months - 1 months", date(2001,Mar,28) == d1);
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std::cout << d1 << std::endl;
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//date d2 = (d - months(1)) + d; //compile error, right? RIGHT
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//weeks w1 = weeks(1) + months(1); //compiler error, right? RIGHT
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}*/
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#endif // BOOST_DATE_TIME_OPTIONAL_GREGORIAN_TYPES
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return printTestStats();
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}
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