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
6  */
7 
8 #include "boost/date_time/gregorian/greg_calendar.hpp"
9 #include "../testfrmwk.hpp"
10 #include <iostream>
11 
12 
13 void
test_greg_calendar()14 test_greg_calendar()
15 {
16   using namespace boost::gregorian;
17   check("Day of week 2000-09-24 == 0 (Sun)",
18         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2000,9,24))==0);
19   check("Day of week 2000-09-25 == 1 (Mon)",
20         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2000,9,25))==1);
21   check("Day of week 2000-09-26 == 2 (Tue)",
22         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2000,9,26))==2);
23   check("Day of week 2000-09-27 == 3 (Wed)",
24         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2000,9,27))==3);
25   check("Day of week 2000-09-28 == 4 (Thu)",
26         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2000,9,28))==4);
27   check("Day of week 2000-09-29 == 5 (Fri)",
28         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2000,9,29))==5);
29   check("Day of week 2000-09-30 == 6 (Sat)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2000,9,30))==6);
30   //see calendar FAQ 2.2 for reference
31   check("Day of week 1953-08-02 == 0 (Sun)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1953,8,2))==0);
32   check("Day of week 1953-08-03 == 1 (Mon)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1953,8,3))==1);
33   check("Day of week 1953-08-04 == 2 (Tue)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1953,8,4))==2);
34   check("Day of week 1953-08-05 == 3 (Wed)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1953,8,5))==3);
35   check("Day of week 1953-08-06 == 4 (Thu)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1953,8,6))==4);
36   check("Day of week 1953-08-07 == 5 (Fri)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1953,8,7))==5);
37   check("Day of week 1953-08-08 == 6 (Sat)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1953,8,8))==6);
38   check("Day of week 2001-08-31 == 5 (Fri)", gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2001,8,31))==5);
39 
40   //Checked against Caledrical Calc M. Edition p 396 and www site
41   check("Day of week 1400-01-01 == 3 (Wed)",
42         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1400,1,1))==3);
43   check("Day of week 1436-02-03 == 3 (Wed)",
44         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1436,2,3))==3);
45   check("Day of week 1492-04-9 == 6 (Sat)",
46         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1492,4,9))==6);
47   check("Day of week 1560-03-5 == 6 (Sat)",
48         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1560,3,5))==6);
49   check("Day of week 1716-07-24 == 5 (Fri)",
50         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1716,7,24))==5);
51   check("Day of week 1768-06-19 == 0 (Sun)",
52         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1768,6,19))==0);
53   check("Day of week 1839-03-27 == 3 (Wed)",
54         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1839,3,27))==3);
55   check("Day of week 1819-08-02 == 1 (Mon)",
56         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1819,8,2))==1);
57   check("Day of week 1903-04-19 == 0 (Sun)",
58         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1903,4,19))==0);
59   check("Day of week 1929-08-25 == 0 (Sun)",
60         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(1929,8,25))==0);
61   check("Day of week 2038-11-10 == 3 (Wed)",
62         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2038,11,10))==3);
63   check("Day of week 2094-07-18 == 0 (Sun)",
64         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(2094,7,18))==0);
65   //verified against website applet
66   check("Day of week 3002-07-10 == 6 (Sat)",
67         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(3002,7,10))==6);
68   //verified against website applet
69   check("Day of week 4002-07-10 == 3 (Wed)",
70         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(4002,7,10))==3);
71   //verified against website applet
72   check("Day of week 5002-07-10 == 6 (Sat)",
73         gregorian_calendar::day_of_week(gregorian_calendar::ymd_type(5002,7,10))==6);
74 
75   check("1404 is a leap year", gregorian_calendar::is_leap_year(1404));
76   check("2000 is a leap year", gregorian_calendar::is_leap_year(2000));
77   check("2004 is a leap year", gregorian_calendar::is_leap_year(2004));
78   check("2400 is a leap year", gregorian_calendar::is_leap_year(2400));
79   check("4000 is a leap year", gregorian_calendar::is_leap_year(4000));
80   check("1400 is NOT a leap year", !gregorian_calendar::is_leap_year(1400));
81   check("1900 is NOT a leap year", !gregorian_calendar::is_leap_year(1900));
82   check("2100 is NOT a leap year", !gregorian_calendar::is_leap_year(2100));
83   check("1999 is NOT a leap year", !gregorian_calendar::is_leap_year(1999));
84   check("5000 is NOT a leap year", !gregorian_calendar::is_leap_year(5000));
85 
86 
87   unsigned long jday1 = gregorian_calendar::day_number(gregorian_calendar::ymd_type(2000,1,1));
88   unsigned long jday2 = gregorian_calendar::day_number(gregorian_calendar::ymd_type(2001,1,1));
89 //   unsigned short year, month, day;
90 //   //2451545 is 2000-1-1
91   check("ToDayNumber 2000-1-1 is day 2451545", jday1 == 2451545);
92   check("ToDayNumber 2001-1-1 is day 2451911", jday2 == 2451911);
93   gregorian_calendar::ymd_type ymd = gregorian_calendar::from_day_number(jday1);
94   check("from_day_number test 2000-1-1",  (ymd.year==2000)&&
95                                           (ymd.month==1) &&
96                                           (ymd.day==1) );
97 
98   unsigned long jday3 = gregorian_calendar::day_number(gregorian_calendar::ymd_type(1999,1,1));
99   check("366 days between 2000-1-1 and 2001-1-1", (jday2-jday1) == 366);
100   check("731 days between 1999-1-1 and 2001-1-1 ",(jday2-jday3) == 731);
101 
102   unsigned long jday4 = gregorian_calendar::day_number(gregorian_calendar::ymd_type(2000,2,28));
103   unsigned long jday5 = gregorian_calendar::day_number(gregorian_calendar::ymd_type(2000,3,1));
104   check("2 days between 2000-2-28 and 2000-3-1 ",(jday5-jday4) == 2);
105 
106   check("31 days in month Jan 2000", gregorian_calendar::end_of_month_day(2000,1) == 31);
107   check("29 days in month Feb 2000", gregorian_calendar::end_of_month_day(2000,2) == 29);
108   check("28 days in month Feb 1999", gregorian_calendar::end_of_month_day(1999,2) == 28);
109   check("28 days in month Feb 2001", gregorian_calendar::end_of_month_day(2001,2) == 28);
110   check("31 days in month Mar 2000", gregorian_calendar::end_of_month_day(2000,3) == 31);
111   check("30 days in month Apr 2000", gregorian_calendar::end_of_month_day(2000,4) == 30);
112   check("31 days in month May 2000", gregorian_calendar::end_of_month_day(2000,5) == 31);
113   check("30 days in month Jun 2000", gregorian_calendar::end_of_month_day(2000,6) == 30);
114   check("31 days in month Jul 2000", gregorian_calendar::end_of_month_day(2000,7) == 31);
115   check("31 days in month Aug 2000", gregorian_calendar::end_of_month_day(2000,8) == 31);
116   check("30 days in month Sep 2000", gregorian_calendar::end_of_month_day(2000,9) == 30);
117   check("31 days in month Oct 2000", gregorian_calendar::end_of_month_day(2000,10) == 31);
118   check("30 days in month Nov 2000", gregorian_calendar::end_of_month_day(2000,11) == 30);
119   check("31 days in month Dec 2000", gregorian_calendar::end_of_month_day(2000,12) == 31);
120 
121 
122 //   unsigned long jday0 = date_limits<>::dayNumber(gregorian_calendar::ymd_type(1900,1,1));
123 //   std::cout << "Day 0: " << jday0 << std::endl;
124 
125   std::cout << gregorian_calendar::epoch().year << std::endl;
126 }
127 
128 
129 int
main()130 main()
131 {
132   test_greg_calendar();
133   return printTestStats();
134 }
135 
136