ceph/src/boost/libs/date_time/test/gregorian/testdate.cpp

   1 /* Copyright (c) 2002,2003 CrystalClear Software, Inc.
   2  * Use, modification and distribution is subject to the
   3  * Boost Software License, Version 1.0. (See accompanying
   4  * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
   5  * Author: Jeff Garland, Bart Garst
   6  */
   7
   8 #include <iostream>
   9 #include <boost/cstdint.hpp>
  10 #include "boost/date_time/gregorian/gregorian.hpp"
  11 #include "../testfrmwk.hpp"
  12
  13 int
  14 main()
  15 {
  16
  17   using namespace boost::gregorian;
  18
  19   //various constructors
  20 #if !defined(DATE_TIME_NO_DEFAULT_CONSTRUCTOR)
  21   date def;
  22   check("Default constructor", def == date(not_a_date_time));
  23 #endif
  24   date d(2000,1,1);
  25   date d1(1900,1,1);
  26   date d2 = d;
  27   date d3(d2);
  28   check("Copy constructor", d3 == d2);
  29   date d4(2000,12,31);
  30   date d4a(2000,Dec,31);
  31   //d4a.print(std::cout); std::cout << std::endl;
  32   check("month_rep constructor",   d4 == d4a);
  33   //std::cout << d3 << std::endl;
  34   //retrieval functions
  35   check_equal("1900-01-01 day is 01",     d1.day(),   1);
  36   check_equal("1900-01-01 month is 01",   d1.month(), 1);
  37   check_equal("1900-01-01 year is 1900",  d1.year(),  1900);
  38   check_equal("2000-12-31 day is 31",     d4.day(),   31);
  39   check_equal("2000-12-31 month is 12",   d4.month(), 12);
  40   check_equal("2000-12-31 year is 2000",  d4.year(),  2000);
  41   //operator<
  42   check("1900-01-01 is less than 2000-01-01",          d1 < d2);
  43   check("2000-01-01 is NOT less than 2000-01-01",      !(d1 < d1));
  44   //operator<=
  45   check("2000-01-01 is less equal than 2000-01-01",    d1 <= d1);
  46   //operator>
  47   check("2000-01-01 is greater than 1900-01-01",       d2 > d1);
  48   check("2000-01-01 is NOT greater than 2000-01-01",   !(d1 < d1));
  49   //operator>=
  50   check("2000-01-01 is greater equal than 2000-01-01", d1 >= d1);
  51   //operator!=
  52   check("2000-01-01 is NOT equal to 1900-01-01",       d2 != d1);
  53   //operator==
  54   check_equal("2000-01-01 is equal 2000-01-01",        d3,   d2);
  55   check("2000-01-01 is greater equal 2000-01-01",      d3 >= d2);
  56   check("2000-01-01 is greater equal 2000-01-01",      d3 <= d2);
  57
  58   date::ymd_type ymd = d1.year_month_day();
  59   check_equal("ymd year",  ymd.year,  1900);
  60   check_equal("ymd month", ymd.month, 1);
  61   check_equal("ymd day",   ymd.day,   1);
  62
  63   //The max function will not compile with Borland 5.5
  64   //Complains about must specialize basic_data<limits> ???
  65 //   std::cout << "Max date is " << (date::max)() << std::endl;
  66 //   //std::cout << "Max date is " << (basic_date< date_limits<unsigned int,1900> >::max)() << std::endl;
  67 //   //std::cout << "Max date is " << (date_limits<unsigned int, 1900>::max)() << std::endl;
  68
  69   const date answers[] = {date(1900,Jan,1),date(1900,Jan,4),date(1900,Jan,7),
  70                           date(1900,Jan,10),date(1900,Jan,13)};
  71   date_duration off(3);
  72   date d5(1900,1,1);
  73   for (int i=0; i < 5; ++i) {
  74     //std::cout << d5 << "  ";
  75     check(" addition ", d5 == answers[i]);
  76     d5 = d5 + off;
  77   }
  78   std::cout << std::endl;
  79
  80    const date answers1[] = {date(2000,2,26),date(2000,2,28),date(2000,Mar,1)};
  81    date d8(2000,Feb,26);
  82    for (int j=0; j < 3; ++j) {
  83      //std::cout << d8 << "  ";
  84      check(" more addition ", d8 == answers1[j]);
  85      d8 = d8 + days(2);
  86    }
  87    // std::cout << std::endl;
  88
  89   date d6(2000,2,28);
  90   date d7(2000,3,1);
  91   date_duration twoDays(2);
  92   date_duration negtwoDays(-2);
  93   date_duration zeroDays(0);
  94   check_equal("2000-03-01 - 2000-02-28 == 2 days",   twoDays,     (d7-d6));
  95   check_equal("2000-02-28 - 2000-03-01 == - 2 days", negtwoDays,  (d6-d7));
  96   check_equal("2000-02-28 - 2000-02-28 == 0 days",   zeroDays,    (d6-d6));
  97   check_equal("2000-02-28 + 2 days == 2000-03-01 ",  d6 + twoDays, d7);
  98   check_equal("2000-03-01 - 2 days == 2000-02-28 ",  d7 - twoDays, d6);
  99   check_equal("Add duration to date", date(1999,1,1) + date_duration(365), date(2000,1,1));
 100   check_equal("Add zero days", date(1999,1,1) + zeroDays, date(1999,1,1));
 101   //can't do this...
 102   //check("Add date to duration", date_duration(365) + date(1999,1,1) == date(2000,1,1));
 103
 104   {
 105     date d(2003,Oct,31);
 106     date_duration dd(55);
 107     d += dd;
 108     check("date += date_duration", d == date(2003,Dec,25));
 109     d -= dd;
 110     check("date -= date_duration", d == date(2003,Oct,31));
 111     /* special_values is more thoroughly tested later,
 112      * this is just a test of += & -= with special values */
 113     d += date_duration(pos_infin);
 114     check("date += inf_dur", d == date(pos_infin));
 115     d -= dd;
 116     check("inf_date -= dur", d == date(pos_infin));
 117   }
 118   {
 119     date d(2003,Oct,31);
 120     date_duration dd1(pos_infin), dd2(neg_infin), dd3(not_a_date_time);
 121     check_equal("date + inf_dur", d + dd1, date(pos_infin));
 122     check_equal("date + inf_dur", d + dd2, date(neg_infin));
 123     check_equal("date + nan_dur", d + dd3, date(not_a_date_time));
 124     check_equal("date - inf_dur", d - dd1, date(neg_infin));
 125     check_equal("date - inf_dur", d - dd2, date(pos_infin));
 126     check_equal("date - nan_dur", d - dd3, date(not_a_date_time));
 127     check_equal("inf_date + inf_dur", date(pos_infin) + dd1, date(pos_infin));
 128     check_equal("inf_date - inf_dur", date(pos_infin) - dd1, date(not_a_date_time));
 129     check_equal("inf_date + inf_dur", date(neg_infin) + dd1, date(not_a_date_time));
 130     check_equal("inf_date - inf_dur", date(neg_infin) - dd1, date(neg_infin));
 131   }
 132
 133
 134   try {
 135     date d9(2000, Jan, 32);
 136     check("day out of range", false);
 137     //never reached if working -- but stops compiler warnings :-)
 138     std::cout << "Oops: " << to_iso_string(d9) << std::endl;
 139   }
 140   catch (bad_day_of_month&) {
 141     check("day out of range", true);
 142   }
 143   try {
 144     date d9(2000, Jan, 0);
 145     check("day out of range", false);
 146     //never reached if working -- but stops compiler warnings :-)
 147     std::cout << "Oops: " << to_iso_string(d9) << std::endl;
 148   }
 149   catch (bad_day_of_month&) {
 150     check("day out of range", true);
 151   }
 152
 153   try {
 154     date d20(2000, Feb, 31);
 155     check("day out of range", false);
 156     //never reached if working -- but stops compiler warnings :-)
 157     std::cout << "Oops: " << to_iso_string(d20) << std::endl;
 158   }
 159   catch (bad_day_of_month&) {
 160     check("day out of range", true);
 161   }
 162
 163   //more subtle -- one day past in a leap year
 164   try {
 165     date d21(2000, Feb, 30);
 166     check("day out of range", false);
 167     //never reached if working -- but stops compiler warnings :-)
 168     std::cout << "Oops: " << to_iso_string(d21) << std::endl;
 169   }
 170   catch (bad_day_of_month&) {
 171     check("day out of range", true);
 172   }
 173
 174   //more subtle -- one day past in a leap year
 175   try {
 176     date d22(2000, Feb, 29);
 177     check("last day of month ok", true);
 178     std::cout << to_iso_string(d22) << std::endl; //stop compiler warning
 179   }
 180   catch (bad_day_of_month&) {
 181     check("last day of month -- oops bad exception", false);
 182   }
 183
 184   //Not a leap year -- now Feb 29 is bad
 185   try {
 186     date d23(1999, Feb, 29);
 187     check("day out of range", false);
 188     //never reached if working -- but stops compiler warnings :-)
 189     std::cout << "Oops: " << to_iso_string(d23) << std::endl;
 190   }
 191   catch (bad_day_of_month&) {
 192     check("day out of range", true);
 193   }
 194
 195   //check out some special values
 196   check("check not a date - false",           !d7.is_not_a_date());
 197   check("check positive infinity - false",    !d7.is_pos_infinity());
 198   check("check negative infinity - false",    !d7.is_neg_infinity());
 199
 200   date d10(neg_infin);
 201   check("check negative infinity - true",     d10.is_infinity());
 202   d10 = d10 + twoDays; //still neg infinity
 203   check("check negative infinity - true",     d10.is_neg_infinity());
 204
 205   date d11(pos_infin);
 206   check("check positive infinity - true",     d11.is_infinity());
 207   d11 = d11 + twoDays;
 208   check("check positive infinity add - true", d11.is_pos_infinity());
 209
 210   date d12(not_a_date_time);
 211   check("check not a date",                   d12.is_not_a_date());
 212   check("check infinity compare   ",          d10 != d11);
 213   check("check infinity compare   ",          d10 < d11);
 214   check("check infinity nad compare   ",      d12 != d11);
 215   date d13(max_date_time);
 216   check("check infinity - max compare   ",      d13 < d11);
 217   check_equal("max date_time value   ",       d13, date(9999,Dec, 31));
 218   std::cout << to_simple_string(d13) << std::endl;
 219   date d14(min_date_time);
 220   check("check infinity - min compare   ",      d14 > d10);
 221   std::cout << to_simple_string(d14) << std::endl;
 222   check_equal("min date_time value   ",      d14, date(1400,Jan, 1));
 223
 224
 225   date d15(1400,1,1);
 226   std::cout << d15.day_of_week().as_long_string() << std::endl;
 227   check("check infinity - min compare   ",      d10 < d15);
 228
 229   // most of this testing is in the gregorian_calendar tests
 230   std::cout << d15.julian_day() << std::endl;
 231   check_equal("check julian day   ", d15.julian_day(),
 232       static_cast<boost::uint32_t>(2232400));
 233   check_equal("check modjulian day   ", d15.modjulian_day(), -167601);
 234   date d16(2004,2,29);
 235   check_equal("check julian day   ", d16.julian_day(),
 236       static_cast<boost::uint32_t>(2453065));
 237   check_equal("check modjulian day   ", d16.modjulian_day(),
 238       static_cast<boost::uint32_t>(53064));
 239
 240   // most of this testing is in the gregorian_calendar tests
 241   date d31(2000, Jun, 1);
 242   check_equal("check iso week number   ", d31.week_number(), 22);
 243   date d32(2000, Aug, 1);
 244   check_equal("check iso week number   ", d32.week_number(), 31);
 245   date d33(2000, Oct, 1);
 246   check_equal("check iso week number   ", d33.week_number(), 39);
 247   date d34(2000, Dec, 1);
 248   check_equal("check iso week number   ", d34.week_number(), 48);
 249   date d35(2000, Dec, 24);
 250   check_equal("check iso week number   ", d35.week_number(), 51);
 251   date d36(2000, Dec, 25);
 252   check_equal("check iso week number   ", d36.week_number(), 52);
 253   date d37(2000, Dec, 31);
 254   check_equal("check iso week number   ", d37.week_number(), 52);
 255   date d38(2001, Jan, 1);
 256   check_equal("check iso week number   ", d38.week_number(), 1);
 257
 258   try {
 259     int dayofyear1 = d38.day_of_year();
 260     check_equal("check day of year number", dayofyear1, 1);
 261     check_equal("check day of year number", d37.day_of_year(), 366);
 262     date d39(2001,Dec,31);
 263     check_equal("check day of year number", d39.day_of_year(), 365);
 264     date d40(2000,Feb,29);
 265     check_equal("check day of year number", d40.day_of_year(), 60);
 266     date d41(1400,Jan,1);
 267     check_equal("check day of year number", d41.day_of_year(), 1);
 268     date d42(1400,Jan,1);
 269     check_equal("check day of year number", d42.day_of_year(), 1);
 270     date d43(2002,Nov,17);
 271     check_equal("check day of year number", d43.day_of_year(), 321);
 272   }
 273   catch(std::exception& e) {
 274     std::cout << e.what() << std::endl;
 275     check("check day of year number", false);
 276   }
 277
 278   //converts to date and back -- should get same result
 279   check_equal("tm conversion functions 2000-1-1", date_from_tm(to_tm(d)), d);
 280   check_equal("tm conversion functions 1900-1-1", date_from_tm(to_tm(d1)), d1);
 281   check_equal("tm conversion functions min date 1400-1-1 ", date_from_tm(to_tm(d14)), d14);
 282   check_equal("tm conversion functions max date 9999-12-31", date_from_tm(to_tm(d13)), d13);
 283
 284   try{
 285     date d(neg_infin);
 286     tm d_tm = to_tm(d);
 287     check("Exception not thrown (special_value to_tm)", false);
 288     std::cout << d_tm.tm_sec << std::endl; //does nothing useful but stops compiler from complaining about unused d_tm
 289   }catch(std::out_of_range& e){
 290     check("Caught expected exception (special_value to_tm)", true);
 291   }catch(...){
 292     check("Caught un-expected exception (special_value to_tm)", false);
 293   }
 294
 295   return printTestStats();
 296
 297 }
 298