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taskwarrior/test/date.t.cpp
Paul Beckingham 656e350291 Date Formatting 
- Some bad inefficiencies in date formatting were noticed, and when addressed,
  caused a bug to surface.  The length of a formatted date can be calculated
  from the dateformat, but was done incorrectly.  Very, very incorrectly.
- Added unit tests.
- Promoted date column-specific "countdown" size measurements up to the ColDate
  base class.  This neatly falls out from work on #1218.
- Noted a potential I18N problem in Date.cpp.
2013-04-01 20:01:54 -04:00

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////////////////////////////////////////////////////////////////////////////////
// taskwarrior - a command line task list manager.
//
// Copyright 2006-2013, Paul Beckingham, Federico Hernandez.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// http://www.opensource.org/licenses/mit-license.php
//
////////////////////////////////////////////////////////////////////////////////
#include <iostream>
#include <Context.h>
#include <Date.h>
#include <test.h>
Context context;
////////////////////////////////////////////////////////////////////////////////
int main (int argc, char** argv)
{
UnitTest t (205);
try
{
Date now;
Date yesterday;
yesterday -= 86400;
Date tomorrow;
tomorrow += 86400;
t.ok (yesterday <= now, "yesterday <= now");
t.ok (yesterday < now, "yesterday < now");
t.notok (yesterday == now, "!(yesterday == now)");
t.ok (yesterday != now, "yesterday != now");
t.ok (now >= yesterday, "now >= yesterday");
t.ok (now > yesterday, "now > yesterday");
t.ok (tomorrow >= now, "tomorrow >= now");
t.ok (tomorrow > now, "tomorrow > now");
t.notok (tomorrow == now, "!(tomorrow == now)");
t.ok (tomorrow != now, "tomorrow != now");
t.ok (now <= tomorrow, "now <= tomorrow");
t.ok (now < tomorrow, "now < tomorrow");
// Date::Date ("now")
Date relative_now ("now");
t.ok (relative_now.sameHour (now), "Date ().sameHour (Date (now))");
t.ok (relative_now.sameDay (now), "Date ().sameDay (Date (now))");
t.ok (relative_now.sameMonth (now), "Date ().sameMonth (Date (now))");
t.ok (relative_now.sameYear (now), "Date ().sameYear (Date (now))");
// Loose comparisons.
Date left ("7/4/2008");
Date comp1 ("7/4/2008");
t.ok (left.sameDay (comp1), "7/4/2008 is on the same day as 7/4/2008");
t.ok (left.sameMonth (comp1), "7/4/2008 is in the same month as 7/4/2008");
t.ok (left.sameYear (comp1), "7/4/2008 is in the same year as 7/4/2008");
Date comp2 ("7/5/2008");
t.notok (left.sameDay (comp2), "7/4/2008 is not on the same day as 7/5/2008");
t.ok (left.sameMonth (comp2), "7/4/2008 is in the same month as 7/5/2008");
t.ok (left.sameYear (comp2), "7/4/2008 is in the same year as 7/5/2008");
Date comp3 ("8/4/2008");
t.notok (left.sameDay (comp3), "7/4/2008 is not on the same day as 8/4/2008");
t.notok (left.sameMonth (comp3), "7/4/2008 is not in the same month as 8/4/2008");
t.ok (left.sameYear (comp3), "7/4/2008 is in the same year as 8/4/2008");
Date comp4 ("7/4/2009");
t.notok (left.sameDay (comp4), "7/4/2008 is not on the same day as 7/4/2009");
t.notok (left.sameMonth (comp4), "7/4/2008 is not in the same month as 7/4/2009");
t.notok (left.sameYear (comp4), "7/4/2008 is not in the same year as 7/4/2009");
// Validity.
t.ok (Date::valid (2, 29, 2008), "valid: 2/29/2008");
t.notok (Date::valid (2, 29, 2007), "invalid: 2/29/2007");
t.ok (Date::valid ("2/29/2008"), "valid: 2/29/2008");
t.notok (Date::valid ("2/29/2007"), "invalid: 2/29/2007");
t.ok (Date::valid (366, 2008), "valid: 366 days in 2008");
t.notok (Date::valid (366, 2007), "invalid: 366 days in 2007");
// Time validity.
t.ok (Date::valid (2, 28, 2010, 0, 0, 0), "valid 2/28/2010 0:00:00");
t.ok (Date::valid (2, 28, 2010, 23, 59, 59), "valid 2/28/2010 23:59:59");
t.notok (Date::valid (2, 28, 2010, 24, 59, 59), "valid 2/28/2010 24:59:59");
t.notok (Date::valid (2, 28, 2010, -1, 0, 0), "valid 2/28/2010 -1:00:00");
// Leap year.
t.ok (Date::leapYear (2008), "2008 is a leap year");
t.notok (Date::leapYear (2007), "2007 is not a leap year");
t.ok (Date::leapYear (2000), "2000 is a leap year");
t.notok (Date::leapYear (1900), "1900 is not a leap year");
// Days in month.
t.is (Date::daysInMonth (2, 2008), 29, "29 days in February 2008");
t.is (Date::daysInMonth (2, 2007), 28, "28 days in February 2007");
// Names.
t.is (Date::monthName (1), "January", "1 = January");
t.is (Date::monthName (2), "February", "2 = February");
t.is (Date::monthName (3), "March", "3 = March");
t.is (Date::monthName (4), "April", "4 = April");
t.is (Date::monthName (5), "May", "5 = May");
t.is (Date::monthName (6), "June", "6 = June");
t.is (Date::monthName (7), "July", "7 = July");
t.is (Date::monthName (8), "August", "8 = August");
t.is (Date::monthName (9), "September", "9 = September");
t.is (Date::monthName (10), "October", "10 = October");
t.is (Date::monthName (11), "November", "11 = November");
t.is (Date::monthName (12), "December", "12 = December");
t.is (Date::dayName (0), "Sunday", "0 == Sunday");
t.is (Date::dayName (1), "Monday", "1 == Monday");
t.is (Date::dayName (2), "Tuesday", "2 == Tuesday");
t.is (Date::dayName (3), "Wednesday", "3 == Wednesday");
t.is (Date::dayName (4), "Thursday", "4 == Thursday");
t.is (Date::dayName (5), "Friday", "5 == Friday");
t.is (Date::dayName (6), "Saturday", "6 == Saturday");
t.is (Date::dayOfWeek ("SUNDAY"), 0, "SUNDAY == 0");
t.is (Date::dayOfWeek ("sunday"), 0, "sunday == 0");
t.is (Date::dayOfWeek ("Sunday"), 0, "Sunday == 0");
t.is (Date::dayOfWeek ("Monday"), 1, "Monday == 1");
t.is (Date::dayOfWeek ("Tuesday"), 2, "Tuesday == 2");
t.is (Date::dayOfWeek ("Wednesday"), 3, "Wednesday == 3");
t.is (Date::dayOfWeek ("Thursday"), 4, "Thursday == 4");
t.is (Date::dayOfWeek ("Friday"), 5, "Friday == 5");
t.is (Date::dayOfWeek ("Saturday"), 6, "Saturday == 6");
Date happyNewYear (1, 1, 2008);
t.is (happyNewYear.dayOfWeek (), 2, "1/1/2008 == Tuesday");
t.is (happyNewYear.month (), 1, "1/1/2008 == January");
t.is (happyNewYear.day (), 1, "1/1/2008 == 1");
t.is (happyNewYear.year (), 2008, "1/1/2008 == 2008");
t.is (happyNewYear.toString (), "1/1/2008", "toString 1/1/2008");
int m, d, y;
happyNewYear.toMDY (m, d, y);
t.is (m, 1, "1/1/2008 == January");
t.is (d, 1, "1/1/2008 == 1");
t.is (y, 2008, "1/1/2008 == 2008");
Date epoch (9, 8, 2001);
t.ok ((int)epoch.toEpoch () < 1000000000, "9/8/2001 < 1,000,000,000");
epoch += 172800;
t.ok ((int)epoch.toEpoch () > 1000000000, "9/10/2001 > 1,000,000,000");
Date fromEpoch (epoch.toEpoch ());
t.is (fromEpoch.toString (), epoch.toString (), "ctor (time_t)");
Date iso (1000000000);
t.is (iso.toISO (), "20010909T014640Z", "1,000,000,000 -> 20010909T014640Z");
// Quantization.
Date quant (1234526400);
t.is (quant.startOfDay ().toString ("YMDHNS"), "20090213000000", "1234526400 -> 2/13/2009 12:00:00 UTC -> 2/13/2009 0:00:00");
t.is (quant.startOfWeek ().toString ("YMDHNS"), "20090208000000", "1234526400 -> 2/13/2009 12:00:00 UTC -> 2/8/2009 0:00:00");
t.is (quant.startOfMonth ().toString ("YMDHNS"), "20090201000000", "1234526400 -> 2/13/2009 12:00:00 UTC -> 2/1/2009 0:00:00");
t.is (quant.startOfYear ().toString ("YMDHNS"), "20090101000000", "1234526400 -> 2/13/2009 12:00:00 UTC -> 1/1/2009 0:00:00");
// Date parsing.
Date fromString1 ("1/1/2008");
t.is (fromString1.month (), 1, "ctor (std::string) -> m");
t.is (fromString1.day (), 1, "ctor (std::string) -> d");
t.is (fromString1.year (), 2008, "ctor (std::string) -> y");
Date fromString2 ("1/1/2008", "m/d/Y");
t.is (fromString2.month (), 1, "ctor (std::string) -> m");
t.is (fromString2.day (), 1, "ctor (std::string) -> d");
t.is (fromString2.year (), 2008, "ctor (std::string) -> y");
Date fromString3 ("20080101", "YMD");
t.is (fromString3.month (), 1, "ctor (std::string) -> m");
t.is (fromString3.day (), 1, "ctor (std::string) -> d");
t.is (fromString3.year (), 2008, "ctor (std::string) -> y");
Date fromString4 ("12/31/2007");
t.is (fromString4.month (), 12, "ctor (std::string) -> m");
t.is (fromString4.day (), 31, "ctor (std::string) -> d");
t.is (fromString4.year (), 2007, "ctor (std::string) -> y");
Date fromString5 ("12/31/2007", "m/d/Y");
t.is (fromString5.month (), 12, "ctor (std::string) -> m");
t.is (fromString5.day (), 31, "ctor (std::string) -> d");
t.is (fromString5.year (), 2007, "ctor (std::string) -> y");
Date fromString6 ("20071231", "YMD");
t.is (fromString6.month (), 12, "ctor (std::string) -> m");
t.is (fromString6.day (), 31, "ctor (std::string) -> d");
t.is (fromString6.year (), 2007, "ctor (std::string) -> y");
Date fromString7 ("01/01/2008", "m/d/Y");
t.is (fromString7.month (), 1, "ctor (std::string) -> m");
t.is (fromString7.day (), 1, "ctor (std::string) -> d");
t.is (fromString7.year (), 2008, "ctor (std::string) -> y");
Date fromString8 ("Tue 05 Feb 2008 (06)", "a D b Y (V)");
t.is (fromString8.month (), 2, "ctor (std::string) -> m");
t.is (fromString8.day (), 5, "ctor (std::string) -> d");
t.is (fromString8.year (), 2008, "ctor (std::string) -> y");
Date fromString9 ("Tuesday, February 5, 2008", "A, B d, Y");
t.is (fromString9.month (), 2, "ctor (std::string) -> m");
t.is (fromString9.day (), 5, "ctor (std::string) -> d");
t.is (fromString9.year (), 2008, "ctor (std::string) -> y");
Date fromString10 ("w01 Tue 2008-01-01", "wV a Y-M-D");
t.is (fromString10.month (), 1, "ctor (std::string) -> m");
t.is (fromString10.day (), 1, "ctor (std::string) -> d");
t.is (fromString10.year (), 2008, "ctor (std::string) -> y");
Date fromString11 ("6/7/2010 1:23:45", "m/d/Y h:N:S");
t.is (fromString11.month (), 6, "ctor (std::string) -> m");
t.is (fromString11.day (), 7, "ctor (std::string) -> d");
t.is (fromString11.year (), 2010, "ctor (std::string) -> Y");
t.is (fromString11.hour (), 1, "ctor (std::string) -> h");
t.is (fromString11.minute (), 23, "ctor (std::string) -> N");
t.is (fromString11.second (), 45, "ctor (std::string) -> S");
Date fromString12 ("6/7/2010 01:23:45", "m/d/Y H:N:S");
t.is (fromString12.month (), 6, "ctor (std::string) -> m");
t.is (fromString12.day (), 7, "ctor (std::string) -> d");
t.is (fromString12.year (), 2010, "ctor (std::string) -> Y");
t.is (fromString12.hour (), 1, "ctor (std::string) -> h");
t.is (fromString12.minute (), 23, "ctor (std::string) -> N");
t.is (fromString12.second (), 45, "ctor (std::string) -> S");
Date fromString13 ("6/7/2010 12:34:56", "m/d/Y H:N:S");
t.is (fromString13.month (), 6, "ctor (std::string) -> m");
t.is (fromString13.day (), 7, "ctor (std::string) -> d");
t.is (fromString13.year (), 2010, "ctor (std::string) -> Y");
t.is (fromString13.hour (), 12, "ctor (std::string) -> h");
t.is (fromString13.minute (), 34, "ctor (std::string) -> N");
t.is (fromString13.second (), 56, "ctor (std::string) -> S");
// Day of year
t.is (Date ("1/1/2011", "m/d/Y").dayOfYear (), 1, "dayOfYear (1/1/2011) -> 1");
t.is (Date ("5/1/2011", "m/d/Y").dayOfYear (), 121, "dayOfYear (5/1/2011) -> 121");
t.is (Date ("12/31/2011", "m/d/Y").dayOfYear (), 365, "dayOfYear (12/31/2011) -> 365");
// Easter
Date e1 (Date::easter(1980));
t.is (e1.toString (), "4/6/1980", "Easter 4/6/1980");
Date e2 (Date::easter(1995));
t.is (e2.toString (), "4/16/1995", "Easter 4/16/1995");
Date e3 (Date::easter(2000));
t.is (e3.toString (), "4/23/2000", "Easter 4/23/2000");
Date e4 (Date::easter(2009));
t.is (e4.toString (), "4/12/2009", "Easter 4/12/2009");
Date e5 (Date::easter(2010));
t.is (e5.toString (), "4/4/2010", "Easter 4/4/2010");
Date e6 (Date::easter(2011));
t.is (e6.toString (), "4/24/2011", "Easter 4/24/2011");
Date e7 (Date::easter(2012));
t.is (e7.toString (), "4/8/2012", "Easter 4/8/2012");
Date e8 (Date::easter(2020));
t.is (e8.toString (), "4/12/2020", "Easter 4/12/2020");
// Relative dates.
Date r1 ("today");
t.ok (r1.sameDay (now), "today = now");
Date r4 ("sunday");
if (now.dayOfWeek () >= 0)
t.ok (r4.sameDay (now + (0 - now.dayOfWeek () + 7) * 86400), "next sunday");
else
t.ok (r4.sameDay (now + (0 - now.dayOfWeek ()) * 86400), "next sunday");;
Date r5 ("monday");
if (now.dayOfWeek () >= 1)
t.ok (r5.sameDay (now + (1 - now.dayOfWeek () + 7) * 86400), "next monday");
else
t.ok (r5.sameDay (now + (1 - now.dayOfWeek ()) * 86400), "next monday");;
Date r6 ("tuesday");
if (now.dayOfWeek () >= 2)
t.ok (r6.sameDay (now + (2 - now.dayOfWeek () + 7) * 86400), "next tuesday");
else
t.ok (r6.sameDay (now + (2 - now.dayOfWeek ()) * 86400), "next tuesday");;
Date r7 ("wednesday");
if (now.dayOfWeek () >= 3)
t.ok (r7.sameDay (now + (3 - now.dayOfWeek () + 7) * 86400), "next wednesday");
else
t.ok (r7.sameDay (now + (3 - now.dayOfWeek ()) * 86400), "next wednesday");;
Date r8 ("thursday");
if (now.dayOfWeek () >= 4)
t.ok (r8.sameDay (now + (4 - now.dayOfWeek () + 7) * 86400), "next thursday");
else
t.ok (r8.sameDay (now + (4 - now.dayOfWeek ()) * 86400), "next thursday");;
Date r9 ("friday");
if (now.dayOfWeek () >= 5)
t.ok (r9.sameDay (now + (5 - now.dayOfWeek () + 7) * 86400), "next friday");
else
t.ok (r9.sameDay (now + (5 - now.dayOfWeek ()) * 86400), "next friday");;
Date r10 ("saturday");
if (now.dayOfWeek () >= 6)
t.ok (r10.sameDay (now + (6 - now.dayOfWeek () + 7) * 86400), "next saturday");
else
t.ok (r10.sameDay (now + (6 - now.dayOfWeek ()) * 86400), "next saturday");;
Date r11 ("eow");
t.ok (r11 < now + (8 * 86400), "eow < 7 days away");
Date r12 ("eocw");
t.ok (r12 < now + (8 * 86400), "eocw < 7 days away");
Date r13 ("eom");
t.ok (r13.sameMonth (now), "eom in same month as now");
Date r14 ("eocm");
t.ok (r14.sameMonth (now), "eocm in same month as now");
Date r15 ("eoy");
t.ok (r15.sameYear (now), "eoy in same year as now");
Date r16 ("sow");
t.ok (r16 < now + (8 * 86400), "sow < 7 days away");
Date r23 ("socw");
t.ok (r23 < now + (8 * 86400), "sow < 7 days away");
Date r17 ("som");
t.notok (r17.sameMonth (now), "som not in same month as now");
Date r18 ("socm");
t.ok (r18.sameMonth (now), "socm in same month as now");
Date r19 ("soy");
t.notok (r19.sameYear (now), "soy not in same year as now");
Date first ("1st");
t.notok (first.sameMonth (now), "1st not in same month as now");
t.is (first.day (), 1, "1st day is 1");
Date FIRST ("1ST");
t.ok (FIRST == first, "1st == 1ST");
Date later ("later");
t.is (later.month (), 1, "later -> m = 1");
t.is (later.day (), 18, "later -> d = 18");
t.is (later.year (), 2038, "later -> y = 2038");
// Quarters
Date soq ("soq");
Date eoq ("eoq");
t.is (soq.day (), 1, "soq is the first day of a month");
t.is (eoq.day () / 10, 3, "eoq is the 30th or 31th of a month");
t.is (soq.month () % 3, 1, "soq month is 1, 4, 7 or 10");
t.is (eoq.month () % 3, 0, "eoq month is 3, 6, 9 or 12");
// Note: these fail during the night of daylight savings end.
t.ok (soq.sameYear (now) ||
(now.month () >= 10 &&
soq.year () == now.year () + 1), "soq is in same year as now");
t.ok (eoq.sameYear (now), "eoq is in same year as now");
// Date::sameHour
Date r20 ("6/7/2010 01:00:00", "m/d/Y H:N:S");
Date r21 ("6/7/2010 01:59:59", "m/d/Y H:N:S");
t.ok (r20.sameHour (r21), "two dates within the same hour");
Date r22 ("6/7/2010 00:59:59", "m/d/Y H:N:S");
t.notok (r20.sameHour (r22), "two dates not within the same hour");
// Date::operator-
Date r25 (1234567890);
t.is ((r25 - 1).toEpoch (), 1234567889, "1234567890 - 1 = 1234567889");
// Date::operator--
Date r26 (11, 7, 2010, 23, 59, 59);
r26--;
t.is (r26.toString ("YMDHNS"), "20101106235959", "decrement across fall DST boundary");
Date r27 (3, 14, 2010, 23, 59, 59);
r27--;
t.is (r27.toString ("YMDHNS"), "20100313235959", "decrement across spring DST boundary");
// Date::operator++
Date r28 (11, 6, 2010, 23, 59, 59);
r28++;
t.is (r28.toString ("YMDHNS"), "20101107235959", "increment across fall DST boundary");
Date r29 (3, 13, 2010, 23, 59, 59);
r29++;
t.is (r29.toString ("YMDHNS"), "20100314235959", "increment across spring DST boundary");
// int Date::length (const std::string&);
t.is (Date::length ("m"), 2, "length 'm' --> 2");
t.is (Date::length ("M"), 2, "length 'M' --> 2");
t.is (Date::length ("d"), 2, "length 'd' --> 2");
t.is (Date::length ("D"), 2, "length 'D' --> 2");
t.is (Date::length ("y"), 2, "length 'y' --> 2");
t.is (Date::length ("Y"), 4, "length 'Y' --> 4");
t.is (Date::length ("a"), 3, "length 'a' --> 3");
t.is (Date::length ("A"), 10, "length 'A' --> 10");
t.is (Date::length ("b"), 3, "length 'b' --> 3");
t.is (Date::length ("B"), 10, "length 'B' --> 10");
t.is (Date::length ("v"), 2, "length 'v' --> 2");
t.is (Date::length ("V"), 2, "length 'V' --> 2");
t.is (Date::length ("h"), 2, "length 'h' --> 2");
t.is (Date::length ("H"), 2, "length 'H' --> 2");
t.is (Date::length ("n"), 2, "length 'n' --> 2");
t.is (Date::length ("N"), 2, "length 'N' --> 2");
t.is (Date::length ("s"), 2, "length 's' --> 2");
t.is (Date::length ("S"), 2, "length 'S' --> 2");
t.is (Date::length ("j"), 3, "length 'j' --> 3");
t.is (Date::length ("J"), 3, "length 'J' --> 3");
t.is (Date::length (" "), 1, "length ' ' --> 1");
}
catch (const std::string& e)
{
t.fail ("Exception thrown.");
t.diag (e);
}
return 0;
}
////////////////////////////////////////////////////////////////////////////////
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