- case -1: which = _T("last"); break;
- }
-
- if ( nWeek < -1 )
- {
- which += _T(" from end");
- }
-
- s.Printf(_T("The %s %s of %s in %d"),
- which.c_str(),
- wxDateTime::GetWeekDayName(wday).c_str(),
- wxDateTime::GetMonthName(month).c_str(),
- year);
-
- return s;
- }
- };
-
- // the array data was generated by the following python program
- /*
-from DateTime import *
-from whrandom import *
-from string import *
-
-monthNames = [ 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec' ]
-wdayNames = [ 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun' ]
-
-week = DateTimeDelta(7)
-
-for n in range(20):
- year = randint(1900, 2100)
- month = randint(1, 12)
- day = randint(1, 28)
- dt = DateTime(year, month, day)
- wday = dt.day_of_week
-
- countFromEnd = choice([-1, 1])
- weekNum = 0;
-
- while dt.month is month:
- dt = dt - countFromEnd * week
- weekNum = weekNum + countFromEnd
-
- data = { 'day': rjust(`day`, 2), 'month': monthNames[month - 1], 'year': year, 'weekNum': rjust(`weekNum`, 2), 'wday': wdayNames[wday] }
-
- print "{ { %(day)s, wxDateTime::%(month)s, %(year)d }, %(weekNum)d, "\
- "wxDateTime::%(wday)s, wxDateTime::%(month)s, %(year)d }," % data
- */
-
- static const WeekDateTestData weekDatesTestData[] =
- {
- { { 20, wxDateTime::Mar, 2045 }, 3, wxDateTime::Mon, wxDateTime::Mar, 2045 },
- { { 5, wxDateTime::Jun, 1985 }, -4, wxDateTime::Wed, wxDateTime::Jun, 1985 },
- { { 12, wxDateTime::Nov, 1961 }, -3, wxDateTime::Sun, wxDateTime::Nov, 1961 },
- { { 27, wxDateTime::Feb, 2093 }, -1, wxDateTime::Fri, wxDateTime::Feb, 2093 },
- { { 4, wxDateTime::Jul, 2070 }, -4, wxDateTime::Fri, wxDateTime::Jul, 2070 },
- { { 2, wxDateTime::Apr, 1906 }, -5, wxDateTime::Mon, wxDateTime::Apr, 1906 },
- { { 19, wxDateTime::Jul, 2023 }, -2, wxDateTime::Wed, wxDateTime::Jul, 2023 },
- { { 5, wxDateTime::May, 1958 }, -4, wxDateTime::Mon, wxDateTime::May, 1958 },
- { { 11, wxDateTime::Aug, 1900 }, 2, wxDateTime::Sat, wxDateTime::Aug, 1900 },
- { { 14, wxDateTime::Feb, 1945 }, 2, wxDateTime::Wed, wxDateTime::Feb, 1945 },
- { { 25, wxDateTime::Jul, 1967 }, -1, wxDateTime::Tue, wxDateTime::Jul, 1967 },
- { { 9, wxDateTime::May, 1916 }, -4, wxDateTime::Tue, wxDateTime::May, 1916 },
- { { 20, wxDateTime::Jun, 1927 }, 3, wxDateTime::Mon, wxDateTime::Jun, 1927 },
- { { 2, wxDateTime::Aug, 2000 }, 1, wxDateTime::Wed, wxDateTime::Aug, 2000 },
- { { 20, wxDateTime::Apr, 2044 }, 3, wxDateTime::Wed, wxDateTime::Apr, 2044 },
- { { 20, wxDateTime::Feb, 1932 }, -2, wxDateTime::Sat, wxDateTime::Feb, 1932 },
- { { 25, wxDateTime::Jul, 2069 }, 4, wxDateTime::Thu, wxDateTime::Jul, 2069 },
- { { 3, wxDateTime::Apr, 1925 }, 1, wxDateTime::Fri, wxDateTime::Apr, 1925 },
- { { 21, wxDateTime::Mar, 2093 }, 3, wxDateTime::Sat, wxDateTime::Mar, 2093 },
- { { 3, wxDateTime::Dec, 2074 }, -5, wxDateTime::Mon, wxDateTime::Dec, 2074 },
- };
-
- static const wxChar *fmt = _T("%d-%b-%Y");
-
- wxDateTime dt;
- for ( n = 0; n < WXSIZEOF(weekDatesTestData); n++ )
- {
- const WeekDateTestData& wd = weekDatesTestData[n];
-
- dt.SetToWeekDay(wd.wday, wd.nWeek, wd.month, wd.year);
-
- wxPrintf(_T("%s is %s"), wd.Format().c_str(), dt.Format(fmt).c_str());
-
- const Date& d = wd.date;
- if ( d.SameDay(dt.GetTm()) )
- {
- wxPuts(_T(" (ok)"));
- }
- else
- {
- dt.Set(d.day, d.month, d.year);
-
- wxPrintf(_T(" (ERROR: should be %s)\n"), dt.Format(fmt).c_str());
- }
- }
-}
-
-// test the computation of (ISO) week numbers
-static void TestTimeWNumber()
-{
- wxPuts(_T("\n*** wxDateTime week number test ***"));
-
- struct WeekNumberTestData
- {
- Date date; // the date
- wxDateTime::wxDateTime_t week; // the week number in the year
- wxDateTime::wxDateTime_t wmon; // the week number in the month
- wxDateTime::wxDateTime_t wmon2; // same but week starts with Sun
- wxDateTime::wxDateTime_t dnum; // day number in the year
- };
-
- // data generated with the following python script:
- /*
-from DateTime import *
-from whrandom import *
-from string import *
-
-monthNames = [ 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec' ]
-wdayNames = [ 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun' ]
-
-def GetMonthWeek(dt):
- weekNumMonth = dt.iso_week[1] - DateTime(dt.year, dt.month, 1).iso_week[1] + 1
- if weekNumMonth < 0:
- weekNumMonth = weekNumMonth + 53
- return weekNumMonth
-
-def GetLastSundayBefore(dt):
- if dt.iso_week[2] == 7:
- return dt
- else:
- return dt - DateTimeDelta(dt.iso_week[2])
-
-for n in range(20):
- year = randint(1900, 2100)
- month = randint(1, 12)
- day = randint(1, 28)
- dt = DateTime(year, month, day)
- dayNum = dt.day_of_year
- weekNum = dt.iso_week[1]
- weekNumMonth = GetMonthWeek(dt)
-
- weekNumMonth2 = 0
- dtSunday = GetLastSundayBefore(dt)
-
- while dtSunday >= GetLastSundayBefore(DateTime(dt.year, dt.month, 1)):
- weekNumMonth2 = weekNumMonth2 + 1
- dtSunday = dtSunday - DateTimeDelta(7)
-
- data = { 'day': rjust(`day`, 2), \
- 'month': monthNames[month - 1], \
- 'year': year, \
- 'weekNum': rjust(`weekNum`, 2), \
- 'weekNumMonth': weekNumMonth, \
- 'weekNumMonth2': weekNumMonth2, \
- 'dayNum': rjust(`dayNum`, 3) }
-
- print " { { %(day)s, "\
- "wxDateTime::%(month)s, "\
- "%(year)d }, "\
- "%(weekNum)s, "\
- "%(weekNumMonth)s, "\
- "%(weekNumMonth2)s, "\
- "%(dayNum)s }," % data
-
- */
- static const WeekNumberTestData weekNumberTestDates[] =
- {
- { { 27, wxDateTime::Dec, 1966 }, 52, 5, 5, 361 },
- { { 22, wxDateTime::Jul, 1926 }, 29, 4, 4, 203 },
- { { 22, wxDateTime::Oct, 2076 }, 43, 4, 4, 296 },
- { { 1, wxDateTime::Jul, 1967 }, 26, 1, 1, 182 },
- { { 8, wxDateTime::Nov, 2004 }, 46, 2, 2, 313 },
- { { 21, wxDateTime::Mar, 1920 }, 12, 3, 4, 81 },
- { { 7, wxDateTime::Jan, 1965 }, 1, 2, 2, 7 },
- { { 19, wxDateTime::Oct, 1999 }, 42, 4, 4, 292 },
- { { 13, wxDateTime::Aug, 1955 }, 32, 2, 2, 225 },
- { { 18, wxDateTime::Jul, 2087 }, 29, 3, 3, 199 },
- { { 2, wxDateTime::Sep, 2028 }, 35, 1, 1, 246 },
- { { 28, wxDateTime::Jul, 1945 }, 30, 5, 4, 209 },
- { { 15, wxDateTime::Jun, 1901 }, 24, 3, 3, 166 },
- { { 10, wxDateTime::Oct, 1939 }, 41, 3, 2, 283 },
- { { 3, wxDateTime::Dec, 1965 }, 48, 1, 1, 337 },
- { { 23, wxDateTime::Feb, 1940 }, 8, 4, 4, 54 },
- { { 2, wxDateTime::Jan, 1987 }, 1, 1, 1, 2 },
- { { 11, wxDateTime::Aug, 2079 }, 32, 2, 2, 223 },
- { { 2, wxDateTime::Feb, 2063 }, 5, 1, 1, 33 },
- { { 16, wxDateTime::Oct, 1942 }, 42, 3, 3, 289 },
- };
-
- for ( size_t n = 0; n < WXSIZEOF(weekNumberTestDates); n++ )
- {
- const WeekNumberTestData& wn = weekNumberTestDates[n];
- const Date& d = wn.date;
-
- wxDateTime dt = d.DT();
-
- wxDateTime::wxDateTime_t
- week = dt.GetWeekOfYear(wxDateTime::Monday_First),
- wmon = dt.GetWeekOfMonth(wxDateTime::Monday_First),
- wmon2 = dt.GetWeekOfMonth(wxDateTime::Sunday_First),
- dnum = dt.GetDayOfYear();
-
- wxPrintf(_T("%s: the day number is %d"), d.FormatDate().c_str(), dnum);
- if ( dnum == wn.dnum )
- {
- wxPrintf(_T(" (ok)"));
- }
- else
- {
- wxPrintf(_T(" (ERROR: should be %d)"), wn.dnum);
- }
-
- wxPrintf(_T(", week in month = %d"), wmon);
- if ( wmon != wn.wmon )
- {
- wxPrintf(_T(" (ERROR: should be %d)"), wn.wmon);
- }
-
- wxPrintf(_T(" or %d"), wmon2);
- if ( wmon2 == wn.wmon2 )
- {
- wxPrintf(_T(" (ok)"));
- }
- else
- {
- wxPrintf(_T(" (ERROR: should be %d)"), wn.wmon2);
- }
-
- wxPrintf(_T(", week in year = %d"), week);
- if ( week != wn.week )
- {
- wxPrintf(_T(" (ERROR: should be %d)"), wn.week);
- }
-
- wxPutchar(_T('\n'));
-
- wxDateTime dt2(1, wxDateTime::Jan, d.year);
- dt2.SetToTheWeek(wn.week, dt.GetWeekDay());
- if ( dt2 != dt )
- {
- Date d2;
- d2.Init(dt2.GetTm());
- wxPrintf(_T("ERROR: SetToTheWeek() returned %s\n"),
- d2.FormatDate().c_str());
- }
- }
-}
-
-// test DST calculations
-static void TestTimeDST()
-{
- wxPuts(_T("\n*** wxDateTime DST test ***"));
-
- wxPrintf(_T("DST is%s in effect now.\n\n"),
- wxDateTime::Now().IsDST() ? _T("") : _T(" not"));
-
- // taken from http://www.energy.ca.gov/daylightsaving.html
- static const Date datesDST[2][2004 - 1900 + 1] =
- {
- {
- { 1, wxDateTime::Apr, 1990 },
- { 7, wxDateTime::Apr, 1991 },
- { 5, wxDateTime::Apr, 1992 },
- { 4, wxDateTime::Apr, 1993 },
- { 3, wxDateTime::Apr, 1994 },
- { 2, wxDateTime::Apr, 1995 },
- { 7, wxDateTime::Apr, 1996 },
- { 6, wxDateTime::Apr, 1997 },
- { 5, wxDateTime::Apr, 1998 },
- { 4, wxDateTime::Apr, 1999 },
- { 2, wxDateTime::Apr, 2000 },
- { 1, wxDateTime::Apr, 2001 },
- { 7, wxDateTime::Apr, 2002 },
- { 6, wxDateTime::Apr, 2003 },
- { 4, wxDateTime::Apr, 2004 },
- },
- {
- { 28, wxDateTime::Oct, 1990 },
- { 27, wxDateTime::Oct, 1991 },
- { 25, wxDateTime::Oct, 1992 },
- { 31, wxDateTime::Oct, 1993 },
- { 30, wxDateTime::Oct, 1994 },
- { 29, wxDateTime::Oct, 1995 },
- { 27, wxDateTime::Oct, 1996 },
- { 26, wxDateTime::Oct, 1997 },
- { 25, wxDateTime::Oct, 1998 },
- { 31, wxDateTime::Oct, 1999 },
- { 29, wxDateTime::Oct, 2000 },
- { 28, wxDateTime::Oct, 2001 },
- { 27, wxDateTime::Oct, 2002 },
- { 26, wxDateTime::Oct, 2003 },
- { 31, wxDateTime::Oct, 2004 },
- }
- };
-
- int year;
- for ( year = 1990; year < 2005; year++ )
- {
- wxDateTime dtBegin = wxDateTime::GetBeginDST(year, wxDateTime::USA),
- dtEnd = wxDateTime::GetEndDST(year, wxDateTime::USA);
-
- wxPrintf(_T("DST period in the US for year %d: from %s to %s"),
- year, dtBegin.Format().c_str(), dtEnd.Format().c_str());
-
- size_t n = year - 1990;
- const Date& dBegin = datesDST[0][n];
- const Date& dEnd = datesDST[1][n];
-
- if ( dBegin.SameDay(dtBegin.GetTm()) && dEnd.SameDay(dtEnd.GetTm()) )
- {
- wxPuts(_T(" (ok)"));
- }
- else
- {
- wxPrintf(_T(" (ERROR: should be %s %d to %s %d)\n"),
- wxDateTime::GetMonthName(dBegin.month).c_str(), dBegin.day,
- wxDateTime::GetMonthName(dEnd.month).c_str(), dEnd.day);
- }
- }
-
- wxPuts(_T(""));
-
- for ( year = 1990; year < 2005; year++ )
- {
- wxPrintf(_T("DST period in Europe for year %d: from %s to %s\n"),
- year,
- wxDateTime::GetBeginDST(year, wxDateTime::Country_EEC).Format().c_str(),
- wxDateTime::GetEndDST(year, wxDateTime::Country_EEC).Format().c_str());
- }
-}
-
-// test wxDateTime -> text conversion
-static void TestTimeFormat()
-{
- wxPuts(_T("\n*** wxDateTime formatting test ***"));
-
- // some information may be lost during conversion, so store what kind
- // of info should we recover after a round trip
- enum CompareKind
- {
- CompareNone, // don't try comparing
- CompareBoth, // dates and times should be identical
- CompareDate, // dates only
- CompareTime // time only
- };
-
- static const struct
- {
- CompareKind compareKind;
- const wxChar *format;
- } formatTestFormats[] =
- {
- { CompareBoth, _T("---> %c") },
- { CompareDate, _T("Date is %A, %d of %B, in year %Y") },
- { CompareBoth, _T("Date is %x, time is %X") },
- { CompareTime, _T("Time is %H:%M:%S or %I:%M:%S %p") },
- { CompareNone, _T("The day of year: %j, the week of year: %W") },
- { CompareDate, _T("ISO date without separators: %Y%m%d") },
- };
-
- static const Date formatTestDates[] =
- {
- { 29, wxDateTime::May, 1976, 18, 30, 00 },
- { 31, wxDateTime::Dec, 1999, 23, 30, 00 },
-#if 0
- // this test can't work for other centuries because it uses two digit
- // years in formats, so don't even try it
- { 29, wxDateTime::May, 2076, 18, 30, 00 },
- { 29, wxDateTime::Feb, 2400, 02, 15, 25 },
- { 01, wxDateTime::Jan, -52, 03, 16, 47 },
-#endif
- };
-
- // an extra test (as it doesn't depend on date, don't do it in the loop)
- wxPrintf(_T("%s\n"), wxDateTime::Now().Format(_T("Our timezone is %Z")).c_str());
-
- for ( size_t d = 0; d < WXSIZEOF(formatTestDates) + 1; d++ )
- {
- wxPuts(_T(""));
-
- wxDateTime dt = d == 0 ? wxDateTime::Now() : formatTestDates[d - 1].DT();
- for ( size_t n = 0; n < WXSIZEOF(formatTestFormats); n++ )
- {
- wxString s = dt.Format(formatTestFormats[n].format);
- wxPrintf(_T("%s"), s.c_str());
-
- // what can we recover?
- int kind = formatTestFormats[n].compareKind;
-
- // convert back
- wxDateTime dt2;
- const wxChar *result = dt2.ParseFormat(s, formatTestFormats[n].format);
- if ( !result )
- {
- // converion failed - should it have?
- if ( kind == CompareNone )
- wxPuts(_T(" (ok)"));
- else
- wxPuts(_T(" (ERROR: conversion back failed)"));
- }
- else if ( *result )
- {
- // should have parsed the entire string
- wxPuts(_T(" (ERROR: conversion back stopped too soon)"));
- }
- else
- {
- bool equal = FALSE; // suppress compilaer warning
- switch ( kind )
- {
- case CompareBoth:
- equal = dt2 == dt;
- break;
-
- case CompareDate:
- equal = dt.IsSameDate(dt2);
- break;
-
- case CompareTime:
- equal = dt.IsSameTime(dt2);
- break;
- }
-
- if ( !equal )
- {
- wxPrintf(_T(" (ERROR: got back '%s' instead of '%s')\n"),
- dt2.Format().c_str(), dt.Format().c_str());
- }
- else
- {
- wxPuts(_T(" (ok)"));
- }
- }
- }
- }
-}
-
-// test text -> wxDateTime conversion
-static void TestTimeParse()
-{
- wxPuts(_T("\n*** wxDateTime parse test ***"));
-
- struct ParseTestData
- {
- const wxChar *format;
- Date date;
- bool good;
- };
-
- static const ParseTestData parseTestDates[] =
- {
- { _T("Sat, 18 Dec 1999 00:46:40 +0100"), { 18, wxDateTime::Dec, 1999, 00, 46, 40 }, TRUE },
- { _T("Wed, 1 Dec 1999 05:17:20 +0300"), { 1, wxDateTime::Dec, 1999, 03, 17, 20 }, TRUE },
- };
-
- for ( size_t n = 0; n < WXSIZEOF(parseTestDates); n++ )
- {
- const wxChar *format = parseTestDates[n].format;
-
- wxPrintf(_T("%s => "), format);
-
- wxDateTime dt;
- if ( dt.ParseRfc822Date(format) )
- {
- wxPrintf(_T("%s "), dt.Format().c_str());
-
- if ( parseTestDates[n].good )
- {
- wxDateTime dtReal = parseTestDates[n].date.DT();
- if ( dt == dtReal )
- {
- wxPuts(_T("(ok)"));
- }
- else
- {
- wxPrintf(_T("(ERROR: should be %s)\n"), dtReal.Format().c_str());
- }
- }
- else
- {
- wxPuts(_T("(ERROR: bad format)"));
- }
- }
- else
- {
- wxPrintf(_T("bad format (%s)\n"),
- parseTestDates[n].good ? "ERROR" : "ok");
- }
- }
-}
-
-static void TestDateTimeInteractive()
-{
- wxPuts(_T("\n*** interactive wxDateTime tests ***"));
-
- wxChar buf[128];
-
- for ( ;; )
- {
- wxPrintf(_T("Enter a date: "));
- if ( !wxFgets(buf, WXSIZEOF(buf), stdin) )
- break;
-
- // kill the last '\n'
- buf[wxStrlen(buf) - 1] = 0;
-
- wxDateTime dt;
- const wxChar *p = dt.ParseDate(buf);
- if ( !p )
- {
- wxPrintf(_T("ERROR: failed to parse the date '%s'.\n"), buf);
-
- continue;
- }
- else if ( *p )
- {
- wxPrintf(_T("WARNING: parsed only first %u characters.\n"), p - buf);
- }
-
- wxPrintf(_T("%s: day %u, week of month %u/%u, week of year %u\n"),
- dt.Format(_T("%b %d, %Y")).c_str(),
- dt.GetDayOfYear(),
- dt.GetWeekOfMonth(wxDateTime::Monday_First),
- dt.GetWeekOfMonth(wxDateTime::Sunday_First),
- dt.GetWeekOfYear(wxDateTime::Monday_First));
- }
-
- wxPuts(_T("\n*** done ***"));
-}