📄 datetimetest.cpp
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//
// DateTimeTest.cpp
//
// $Id: //poco/1.3/Foundation/testsuite/src/DateTimeTest.cpp#2 $
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// 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, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#include "DateTimeTest.h"
#include "CppUnit/TestCaller.h"
#include "CppUnit/TestSuite.h"
#include "Poco/DateTime.h"
#include "Poco/Timestamp.h"
#include "Poco/Timespan.h"
#include "Poco/Exception.h"
using Poco::Timestamp;
using Poco::DateTime;
using Poco::Timespan;
using Poco::AssertionViolationException;
DateTimeTest::DateTimeTest(const std::string& name): CppUnit::TestCase(name)
{
}
DateTimeTest::~DateTimeTest()
{
}
void DateTimeTest::testTimestamp()
{
Timestamp ts(0); // Unix epoch 1970-01-01 00:00:00 Thursday
DateTime dt(ts);
assert (dt.year() == 1970);
assert (dt.month() == 1);
assert (dt.day() == 1);
assert (dt.hour() == 0);
assert (dt.minute() == 0);
assert (dt.second() == 0);
assert (dt.millisecond() == 0);
assert (dt.dayOfWeek() == 4);
assert (dt.julianDay() == 2440587.5);
assert (dt.timestamp() == 0);
ts = Timestamp::fromEpochTime(1000000000);
dt = ts; // 2001-09-09 01:46:40 Sunday
assert (dt.year() == 2001);
assert (dt.month() == 9);
assert (dt.day() == 9);
assert (dt.hour() == 1);
assert (dt.minute() == 46);
assert (dt.second() == 40);
assert (dt.millisecond() == 0);
assert (dt.dayOfWeek() == 0);
assert (dt.timestamp().epochTime() == 1000000000);
assertEqualDelta (dt.julianDay(), 2452161.574074, 0.000001);
}
void DateTimeTest::testJulian()
{
DateTime dt(2440587.5); // unix epoch as Julian day
assert (dt.year() == 1970);
assert (dt.month() == 1);
assert (dt.day() == 1);
assert (dt.hour() == 0);
assert (dt.minute() == 0);
assert (dt.second() == 0);
assert (dt.millisecond() == 0);
assert (dt.dayOfWeek() == 4);
assert (dt.julianDay() == 2440587.5);
assert (dt.timestamp() == 0);
dt = 2299160.5; // 1582-10-15 00:00:00 (first day of Gregorian reform, UTC base)
assert (dt.year() == 1582);
assert (dt.month() == 10);
assert (dt.day() == 15);
assert (dt.hour() == 0);
assert (dt.minute() == 0);
assert (dt.second() == 0);
assert (dt.millisecond() == 0);
assert (dt.dayOfWeek() == 5);
assert (dt.julianDay() == 2299160.5);
dt = 0.0; // -4713-11-24 12:00:00 (Gregorian date of Julian day reference)
assert (dt.year() == -4713);
assert (dt.month() == 11);
assert (dt.day() == 24);
assert (dt.hour() == 12);
assert (dt.minute() == 0);
assert (dt.second() == 0);
assert (dt.millisecond() == 0);
assert (dt.dayOfWeek() == 1);
assert (dt.julianDay() == 0);
// Test that we can represent down to the microsecond.
dt = DateTime(2010, 1, 31, 17, 30, 15, 800, 3);
assert (dt.year() == 2010);
assert (dt.month() == 1);
assert (dt.day() == 31);
assert (dt.hour() == 17);
assert (dt.minute() == 30);
assert (dt.second() == 15);
assert (dt.millisecond() == 800);
assert (dt.microsecond() == 3);
}
void DateTimeTest::testGregorian()
{
DateTime dt(1970, 1, 1);
assert (dt.year() == 1970);
assert (dt.month() == 1);
assert (dt.day() == 1);
assert (dt.hour() == 0);
assert (dt.minute() == 0);
assert (dt.second() == 0);
assert (dt.millisecond() == 0);
assert (dt.dayOfWeek() == 4);
assert (dt.julianDay() == 2440587.5);
assert (dt.timestamp() == 0);
dt.assign(2001, 9, 9, 1, 46, 40);
assert (dt.year() == 2001);
assert (dt.month() == 9);
assert (dt.day() == 9);
assert (dt.hour() == 1);
assert (dt.minute() == 46);
assert (dt.second() == 40);
assert (dt.millisecond() == 0);
assert (dt.dayOfWeek() == 0);
assert (dt.timestamp().epochTime() == 1000000000);
assertEqualDelta (dt.julianDay(), 2452161.574074, 0.000001);
}
void DateTimeTest::testConversions()
{
DateTime dt1(2005, 1, 28, 14, 24, 44, 234);
Timestamp ts1 = dt1.timestamp();
DateTime dt2(ts1);
Timestamp ts2 = dt2.timestamp();
DateTime dt3;
dt3 = dt1;
Timestamp ts3 = dt3.timestamp();
DateTime dt4(dt2);
Timestamp ts4 = dt4.timestamp();
assert (ts1 == ts2);
assert (ts2 == ts3);
assert (ts3 == ts4);
assert (dt2.year() == 2005);
assert (dt2.month() == 1);
assert (dt2.day() == 28);
assert (dt2.hour() == 14);
assert (dt2.minute() == 24);
assert (dt2.second() == 44);
assert (dt2.millisecond() == 234);
assert (dt2.dayOfWeek() == 5);
}
void DateTimeTest::testStatics()
{
assert (DateTime::isLeapYear(1984));
assert (DateTime::isLeapYear(1988));
assert (DateTime::isLeapYear(1992));
assert (DateTime::isLeapYear(1996));
assert (DateTime::isLeapYear(2000));
assert (DateTime::isLeapYear(2400));
assert (!DateTime::isLeapYear(1995));
assert (!DateTime::isLeapYear(1998));
assert (!DateTime::isLeapYear(2001));
assert (!DateTime::isLeapYear(1800));
assert (!DateTime::isLeapYear(1900));
assert (DateTime::daysOfMonth(2000, 1) == 31);
assert (DateTime::daysOfMonth(2000, 2) == 29);
assert (DateTime::daysOfMonth(1999, 2) == 28);
}
void DateTimeTest::testCalcs()
{
DateTime dt1(2005, 1, 1);
assert (dt1.dayOfYear() == 1);
assert (dt1.week(DateTime::MONDAY) == 0);
dt1.assign(2005, 1, 3);
assert (dt1.dayOfYear() == 3);
assert (dt1.week(DateTime::MONDAY) == 1);
dt1.assign(2005, 1, 9);
assert (dt1.dayOfYear() == 9);
assert (dt1.week(DateTime::MONDAY) == 1);
dt1.assign(2005, 1, 10);
assert (dt1.dayOfYear() == 10);
assert (dt1.week(DateTime::MONDAY) == 2);
dt1.assign(2005, 2, 1);
assert (dt1.dayOfYear() == 32);
assert (dt1.week(DateTime::MONDAY) == 5);
dt1.assign(2005, 12, 31);
assert (dt1.week(DateTime::MONDAY) == 52);
dt1.assign(2007, 1, 1);
assert (dt1.week(DateTime::MONDAY) == 1);
dt1.assign(2007, 12, 31);
assert (dt1.week(DateTime::MONDAY) == 53);
// Jan 1 is Mon
dt1.assign(2001, 1, 1);
assert (dt1.week() == 1);
dt1.assign(2001, 1, 7);
assert (dt1.week() == 1);
dt1.assign(2001, 1, 8);
assert (dt1.week() == 2);
dt1.assign(2001, 1, 21);
assert (dt1.week() == 3);
dt1.assign(2001, 1, 22);
assert (dt1.week() == 4);
// Jan 1 is Tue
dt1.assign(2002, 1, 1);
assert (dt1.week() == 1);
dt1.assign(2002, 1, 6);
assert (dt1.week() == 1);
dt1.assign(2002, 1, 7);
assert (dt1.week() == 2);
dt1.assign(2002, 1, 20);
assert (dt1.week() == 3);
dt1.assign(2002, 1, 21);
assert (dt1.week() == 4);
// Jan 1 is Wed
dt1.assign(2003, 1, 1);
assert (dt1.week() == 1);
dt1.assign(2003, 1, 5);
assert (dt1.week() == 1);
dt1.assign(2003, 1, 6);
assert (dt1.week() == 2);
dt1.assign(2003, 1, 19);
assert (dt1.week() == 3);
dt1.assign(2003, 1, 20);
assert (dt1.week() == 4);
// Jan 1 is Thu
dt1.assign(2004, 1, 1);
assert (dt1.week() == 1);
dt1.assign(2004, 1, 4);
assert (dt1.week() == 1);
dt1.assign(2004, 1, 5);
assert (dt1.week() == 2);
dt1.assign(2004, 1, 18);
assert (dt1.week() == 3);
dt1.assign(2004, 1, 19);
assert (dt1.week() == 4);
// Jan 1 is Fri
dt1.assign(1999, 1, 1);
assert (dt1.week() == 0);
dt1.assign(1999, 1, 3);
assert (dt1.week() == 0);
dt1.assign(1999, 1, 4);
assert (dt1.week() == 1);
dt1.assign(1999, 1, 17);
assert (dt1.week() == 2);
dt1.assign(1999, 1, 18);
assert (dt1.week() == 3);
// Jan 1 is Sat
dt1.assign(2000, 1, 1);
assert (dt1.week() == 0);
dt1.assign(2000, 1, 2);
assert (dt1.week() == 0);
dt1.assign(2000, 1, 3);
assert (dt1.week() == 1);
dt1.assign(2000, 1, 16);
assert (dt1.week() == 2);
dt1.assign(2000, 1, 17);
assert (dt1.week() == 3);
// Jan 1 is Sun
dt1.assign(1995, 1, 1);
assert (dt1.week() == 0);
dt1.assign(1995, 1, 2);
assert (dt1.week() == 1);
dt1.assign(1995, 1, 3);
assert (dt1.week() == 1);
dt1.assign(1995, 1, 15);
assert (dt1.week() == 2);
dt1.assign(1995, 1, 16);
assert (dt1.week() == 3);
}
void DateTimeTest::testAMPM()
{
DateTime dt1(2005, 1, 1, 0, 15, 30);
assert (dt1.isAM());
assert (!dt1.isPM());
assert (dt1.hourAMPM() == 12);
dt1.assign(2005, 1, 1, 12, 15, 30);
assert (!dt1.isAM());
assert (dt1.isPM());
assert (dt1.hourAMPM() == 12);
dt1.assign(2005, 1, 1, 13, 15, 30);
assert (!dt1.isAM());
assert (dt1.isPM());
assert (dt1.hourAMPM() == 1);
}
void DateTimeTest::testRelational()
{
DateTime dt1(2005, 1, 1, 0, 15, 30);
DateTime dt2(2005, 1, 2, 0, 15, 30);
DateTime dt3(dt1);
assert (dt1 < dt2);
assert (dt1 <= dt2);
assert (dt2 > dt1);
assert (dt2 >= dt1);
assert (dt1 != dt2);
assert (!(dt1 == dt2));
assert (dt1 == dt3);
assert (!(dt1 != dt3));
assert (dt1 >= dt3);
assert (dt1 <= dt3);
assert (!(dt1 > dt3));
assert (!(dt1 < dt3));
static const struct
{
int year;
int month;
int day;
} values[] =
{
{ 1, 1, 1 },
{ 10, 4, 5 },
{ 100, 6, 7 },
{ 1000, 8, 9 },
{ 2000, 1, 31 },
{ 2002, 7, 4 },
{ 2002, 12, 31 },
{ 2003, 1, 1 },
{ 2003, 1, 2 },
{ 2003, 8, 5 },
{ 2003, 8, 6 },
{ 2003, 8, 7 },
{ 2004, 9, 3 },
{ 2004, 9, 4 },
};
const int num_values = sizeof values / sizeof *values;
for (int i = 0; i < num_values; ++i)
{
DateTime v;
const DateTime& V = v;
v.assign(values[i].year, values[i].month, values[i].day);
for (int j = 0; j < num_values; ++j)
{
DateTime u;
const DateTime& U = u;
u.assign(values[j].year, values[j].month, values[j].day);
loop_2_assert(i, j, j < i == U < V);
loop_2_assert(i, j, j <= i == U <= V);
loop_2_assert(i, j, j >= i == U >= V);
loop_2_assert(i, j, j > i == U > V);
}
}
}
void DateTimeTest::testArithmetics()
{
DateTime dt1(2005, 1, 1, 0, 15, 30);
DateTime dt2(2005, 1, 2, 0, 15, 30);
Timespan s = dt2 - dt1;
assert (s.days() == 1);
DateTime dt3 = dt1 + s;
assert (dt3 == dt2);
dt3 -= s;
assert (dt3 == dt1);
dt1 += s;
assert (dt1 == dt2);
static const struct
{
int lineNum; // source line number
int year1; // operand/result date1 year
int month1; // operand/result date1 month
unsigned int day1; // operand/result date1 day
int numDays; // operand/result 'int' number of days
int year2; // operand/result date2 year
int month2; // operand/result date2 month
unsigned int day2; // operand/result date2 day
} data[] =
{
// - - - -first- - - - - - - second - - -
//line no. year month day numDays year month day
//------- ----- ----- ----- ------- ----- ----- -----
{ __LINE__, 1, 1, 1, 1, 1, 1, 2 },
{ __LINE__, 10, 2, 28, 1, 10, 3, 1 },
{ __LINE__, 100, 3, 31, 2, 100, 4, 2 },
{ __LINE__, 1000, 4, 30, 4, 1000, 5, 4 },
{ __LINE__, 1000, 6, 1, -31, 1000, 5, 1 },
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