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481 lines
12 KiB
C++
481 lines
12 KiB
C++
//
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// LocalDateTimeTest.cpp
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//
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// $Id: //poco/1.4/Foundation/testsuite/src/LocalDateTimeTest.cpp#1 $
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "LocalDateTimeTest.h"
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#include "CppUnit/TestCaller.h"
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#include "CppUnit/TestSuite.h"
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#include "Poco/LocalDateTime.h"
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#include "Poco/DateTime.h"
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#include "Poco/Timestamp.h"
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#include "Poco/Timespan.h"
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#include "Poco/Timezone.h"
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#include "Poco/DateTimeFormat.h"
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#include "Poco/DateTimeFormatter.h"
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#include <ctime>
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#include <iostream>
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#if defined(_WIN32_WCE) && _WIN32_WCE < 0x800
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#include "wce_time.h"
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#endif
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using Poco::LocalDateTime;
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using Poco::DateTime;
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using Poco::Timestamp;
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using Poco::Timespan;
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using Poco::Timezone;
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#ifndef _WIN32_WCE
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using std::strftime;
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#endif
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LocalDateTimeTest::LocalDateTimeTest(const std::string& name): CppUnit::TestCase(name)
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{
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}
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LocalDateTimeTest::~LocalDateTimeTest()
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{
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}
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void LocalDateTimeTest::testGregorian1()
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{
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LocalDateTime dt(1970, 1, 1);
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assert (dt.year() == 1970);
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assert (dt.month() == 1);
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assert (dt.day() == 1);
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assert (dt.hour() == 0);
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assert (dt.minute() == 0);
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assert (dt.second() == 0);
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assert (dt.millisecond() == 0);
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assert (dt.dayOfWeek() == 4);
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// REMOVED: this fails when the current DST offset differs from
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// the one on 1970-1-1
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//assert (dt.tzd() == Timezone::tzd());
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assert (dt.julianDay() == 2440587.5);
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dt.assign(2001, 9, 9, 1, 46, 40);
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assert (dt.year() == 2001);
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assert (dt.month() == 9);
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assert (dt.day() == 9);
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assert (dt.hour() == 1);
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assert (dt.minute() == 46);
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assert (dt.second() == 40);
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assert (dt.millisecond() == 0);
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assert (dt.dayOfWeek() == 0);
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//assert (dt.tzd() == Timezone::tzd());
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assertEqualDelta (dt.julianDay(), 2452161.574074, 0.000001);
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}
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void LocalDateTimeTest::testGregorian2()
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{
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LocalDateTime dt(2*3600, 1970, 1, 1, 0, 0, 0, 0, 0);
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assert (dt.year() == 1970);
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assert (dt.month() == 1);
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assert (dt.day() == 1);
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assert (dt.hour() == 0);
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assert (dt.minute() == 0);
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assert (dt.second() == 0);
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assert (dt.millisecond() == 0);
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assert (dt.dayOfWeek() == 4);
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assert (dt.tzd() == 2*3600);
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dt.assign(-7*3600, 2001, 9, 9, 1, 46, 40, 0, 0);
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assert (dt.year() == 2001);
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assert (dt.month() == 9);
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assert (dt.day() == 9);
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assert (dt.hour() == 1);
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assert (dt.minute() == 46);
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assert (dt.second() == 40);
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assert (dt.millisecond() == 0);
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assert (dt.dayOfWeek() == 0);
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assert (dt.tzd() == -7*3600);
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}
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void LocalDateTimeTest::testConversions()
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{
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LocalDateTime dt1(2*3600, 2005, 1, 28, 14, 24, 44, 234, 0);
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LocalDateTime dt2(dt1.tzd(), dt1.utc());
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LocalDateTime dt3;
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dt3 = dt1;
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LocalDateTime dt4(dt2);
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LocalDateTime dt5(-4*3600, dt1.utc());
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assert (dt2.year() == 2005);
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assert (dt2.month() == 1);
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assert (dt2.day() == 28);
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assert (dt2.hour() == 14);
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assert (dt2.minute() == 24);
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assert (dt2.second() == 44);
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assert (dt2.millisecond() == 234);
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assert (dt2.dayOfWeek() == 5);
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assert (dt2.tzd() == 2*3600);
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assert (dt5.year() == 2005);
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assert (dt5.month() == 1);
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assert (dt5.day() == 28);
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assert (dt5.hour() == 8);
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assert (dt5.minute() == 24);
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assert (dt5.second() == 44);
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assert (dt5.millisecond() == 234);
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assert (dt5.dayOfWeek() == 5);
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assert (dt5.tzd() == -4*3600);
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DateTime dt6(2005, 1, 28, 14, 24, 44, 234, 0);
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LocalDateTime dt7(3600, dt6);
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LocalDateTime dt8(3600, dt6, false);
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LocalDateTime dt9(3600, dt6, true);
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assert (dt7.hour() == 15);
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assert (dt8.hour() == 14);
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assert (dt9.hour() == 15);
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}
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void LocalDateTimeTest::testCalcs()
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{
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LocalDateTime dt1(2005, 1, 1);
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assert (dt1.dayOfYear() == 1);
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assert (dt1.week(DateTime::MONDAY) == 0);
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dt1.assign(2005, 1, 3);
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assert (dt1.dayOfYear() == 3);
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assert (dt1.week(DateTime::MONDAY) == 1);
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dt1.assign(2005, 1, 9);
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assert (dt1.dayOfYear() == 9);
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assert (dt1.week(DateTime::MONDAY) == 1);
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dt1.assign(2005, 1, 10);
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assert (dt1.dayOfYear() == 10);
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assert (dt1.week(DateTime::MONDAY) == 2);
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dt1.assign(2005, 2, 1);
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assert (dt1.dayOfYear() == 32);
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assert (dt1.week(DateTime::MONDAY) == 5);
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dt1.assign(2005, 12, 31);
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assert (dt1.week(DateTime::MONDAY) == 52);
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dt1.assign(2007, 1, 1);
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assert (dt1.week(DateTime::MONDAY) == 1);
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dt1.assign(2007, 12, 31);
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assert (dt1.week(DateTime::MONDAY) == 53);
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// Jan 1 is Mon
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dt1.assign(2001, 1, 1);
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assert (dt1.week() == 1);
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dt1.assign(2001, 1, 7);
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assert (dt1.week() == 1);
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dt1.assign(2001, 1, 8);
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assert (dt1.week() == 2);
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dt1.assign(2001, 1, 21);
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assert (dt1.week() == 3);
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dt1.assign(2001, 1, 22);
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assert (dt1.week() == 4);
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// Jan 1 is Tue
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dt1.assign(2002, 1, 1);
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assert (dt1.week() == 1);
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dt1.assign(2002, 1, 6);
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assert (dt1.week() == 1);
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dt1.assign(2002, 1, 7);
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assert (dt1.week() == 2);
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dt1.assign(2002, 1, 20);
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assert (dt1.week() == 3);
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dt1.assign(2002, 1, 21);
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assert (dt1.week() == 4);
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// Jan 1 is Wed
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dt1.assign(2003, 1, 1);
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assert (dt1.week() == 1);
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dt1.assign(2003, 1, 5);
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assert (dt1.week() == 1);
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dt1.assign(2003, 1, 6);
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assert (dt1.week() == 2);
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dt1.assign(2003, 1, 19);
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assert (dt1.week() == 3);
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dt1.assign(2003, 1, 20);
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assert (dt1.week() == 4);
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// Jan 1 is Thu
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dt1.assign(2004, 1, 1);
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assert (dt1.week() == 1);
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dt1.assign(2004, 1, 4);
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assert (dt1.week() == 1);
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dt1.assign(2004, 1, 5);
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assert (dt1.week() == 2);
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dt1.assign(2004, 1, 18);
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assert (dt1.week() == 3);
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dt1.assign(2004, 1, 19);
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assert (dt1.week() == 4);
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// Jan 1 is Fri
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dt1.assign(1999, 1, 1);
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assert (dt1.week() == 0);
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dt1.assign(1999, 1, 3);
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assert (dt1.week() == 0);
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dt1.assign(1999, 1, 4);
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assert (dt1.week() == 1);
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dt1.assign(1999, 1, 17);
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assert (dt1.week() == 2);
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dt1.assign(1999, 1, 18);
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assert (dt1.week() == 3);
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// Jan 1 is Sat
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dt1.assign(2000, 1, 1);
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assert (dt1.week() == 0);
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dt1.assign(2000, 1, 2);
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assert (dt1.week() == 0);
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dt1.assign(2000, 1, 3);
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assert (dt1.week() == 1);
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dt1.assign(2000, 1, 16);
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assert (dt1.week() == 2);
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dt1.assign(2000, 1, 17);
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assert (dt1.week() == 3);
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// Jan 1 is Sun
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dt1.assign(1995, 1, 1);
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assert (dt1.week() == 0);
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dt1.assign(1995, 1, 2);
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assert (dt1.week() == 1);
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dt1.assign(1995, 1, 3);
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assert (dt1.week() == 1);
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dt1.assign(1995, 1, 15);
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assert (dt1.week() == 2);
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dt1.assign(1995, 1, 16);
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assert (dt1.week() == 3);
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}
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void LocalDateTimeTest::testAMPM()
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{
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LocalDateTime dt1(2005, 1, 1, 0, 15, 30);
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assert (dt1.isAM());
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assert (!dt1.isPM());
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assert (dt1.hourAMPM() == 12);
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dt1.assign(2005, 1, 1, 12, 15, 30);
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assert (!dt1.isAM());
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assert (dt1.isPM());
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assert (dt1.hourAMPM() == 12);
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dt1.assign(2005, 1, 1, 13, 15, 30);
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assert (!dt1.isAM());
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assert (dt1.isPM());
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assert (dt1.hourAMPM() == 1);
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}
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void LocalDateTimeTest::testRelational1()
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{
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LocalDateTime dt1(2005, 1, 1, 0, 15, 30);
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LocalDateTime dt2(2005, 1, 2, 0, 15, 30);
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LocalDateTime dt3(dt1);
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assert (dt1 < dt2);
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assert (dt1 <= dt2);
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assert (dt2 > dt1);
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assert (dt2 >= dt1);
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assert (dt1 != dt2);
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assert (!(dt1 == dt2));
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assert (dt1 == dt3);
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assert (!(dt1 != dt3));
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assert (dt1 >= dt3);
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assert (dt1 <= dt3);
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assert (!(dt1 > dt3));
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assert (!(dt1 < dt3));
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}
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void LocalDateTimeTest::testRelational2()
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{
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LocalDateTime dt1(2*3600, 2005, 1, 1, 15, 30, 0, 0, 0);
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LocalDateTime dt2(2*3600, 2005, 1, 1, 17, 30, 0, 0, 0);
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LocalDateTime dt3(5*3600, 2005, 1, 1, 18, 30, 0, 0, 0);
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assert (dt1 < dt2);
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assert (dt1 <= dt2);
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assert (dt2 > dt1);
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assert (dt2 >= dt1);
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assert (dt1 != dt2);
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assert (!(dt1 == dt2));
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assert (dt1 == dt3);
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assert (!(dt1 != dt3));
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assert (dt1 >= dt3);
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assert (dt1 <= dt3);
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assert (!(dt1 > dt3));
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assert (!(dt1 < dt3));
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}
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void LocalDateTimeTest::testArithmetics1()
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{
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LocalDateTime dt1(2005, 1, 1, 0, 15, 30);
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LocalDateTime dt2(2005, 1, 2, 0, 15, 30);
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Timespan s = dt2 - dt1;
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assert (s.days() == 1);
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LocalDateTime dt3 = dt1 + s;
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assert (dt3 == dt2);
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dt3 -= s;
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assert (dt3 == dt1);
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dt1 += s;
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assert (dt1 == dt2);
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}
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void LocalDateTimeTest::testArithmetics2()
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{
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LocalDateTime dt1(2*3600, 2005, 1, 1, 15, 30, 0, 0, 0);
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LocalDateTime dt2(5*3600, 2005, 1, 2, 18, 30, 0, 0, 0);
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Timespan s = dt2 - dt1;
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assert (s.days() == 1);
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LocalDateTime dt3 = dt1 + s;
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assert (dt3 == dt2);
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dt3 -= s;
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assert (dt3 == dt1);
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dt1 += s;
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assert (dt1 == dt2);
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}
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void LocalDateTimeTest::testSwap()
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{
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LocalDateTime dt1(2005, 1, 1, 0, 15, 30);
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LocalDateTime dt2(2005, 1, 2, 0, 15, 30);
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assert (dt1 < dt2);
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dt1.swap(dt2);
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assert (dt2 < dt1);
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}
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void LocalDateTimeTest::testTimezone()
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{
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#if !defined(_WIN32_WCE)
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std::time_t tINCREMENT = (30 * 24 * 60 * 60); // 30 days
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Timespan tsINCREMENT(30*Timespan::DAYS);
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LocalDateTime now;
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std::time_t t = std::time(NULL);
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std::tm then;
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bool foundDST = false;
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then = *std::localtime(&t);
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if (then.tm_isdst >= 0)
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{
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std::string tzNow, tzThen;
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char tzBuf[48] = {0};
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if (0 == std::strftime(&tzBuf[0], sizeof(tzBuf), "%Z", &then))
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fail ("Insufficient character array length.");
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tzNow = tzThen = tzBuf;
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int iterations = 0;
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while (iterations < 14)
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{
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// Add one month until the timezone changes or we roll
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// over 13 months.
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t += tINCREMENT;
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then = *std::localtime(&t);
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std::strftime(&tzBuf[0], sizeof(tzBuf), "%Z", &then);
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tzThen = tzBuf;
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foundDST = (tzNow == tzThen);
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if (foundDST) break;
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++iterations;
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}
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if (foundDST)
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{
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// We found a timezone change that was induced by changing
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// the month, so we crossed a DST boundary. Now we can
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// actually do the test...
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//
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// Start with the current time and add 30 days for 13
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// iterations. Do this with both a LocalDateTime object and
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// a ANSI C time_t. Then create a LocalDateTime based on the
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// time_t and verify that the time_t calculated value is equal
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// to the LocalDateTime value. The comparison operator
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// verifies the _dateTime and _tzd members.
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LocalDateTime dt2;
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t = std::time(NULL);
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for (iterations = 0; iterations < 14; ++iterations)
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{
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t += tINCREMENT;
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dt2 += tsINCREMENT;
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then = *std::localtime(&t);
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// This is the tricky part. We have to use the constructor
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// from a UTC DateTime object that is constructed from the
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// time_t. The LocalDateTime constructor with integer
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// arguments, LocalDateTime(yr, mon, day, ...), assumes that
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// the time is already adjusted with respect to the time
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// zone. The DateTime conversion constructor, however, does
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// not. So we want to construct from the UTC time.
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//
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// The second tricky part is that we want to use the
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// sub-second information from the LocalDateTime object
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// since ANSI C time routines are not sub-second accurate.
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then = *std::gmtime(&t);
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LocalDateTime calcd(DateTime((then.tm_year + 1900),
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(then.tm_mon + 1),
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then.tm_mday,
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then.tm_hour,
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then.tm_min,
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then.tm_sec,
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dt2.millisecond(),
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dt2.microsecond()));
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assert (dt2 == calcd);
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}
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}
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}
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if (!foundDST)
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{
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std::cerr
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<< __FILE__ << ":" << __LINE__
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<< " - failed to locate DST boundary, timezone test skipped."
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<< std::endl;
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}
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#endif
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}
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void LocalDateTimeTest::setUp()
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{
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}
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void LocalDateTimeTest::tearDown()
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{
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}
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CppUnit::Test* LocalDateTimeTest::suite()
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{
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CppUnit::TestSuite* pSuite = new CppUnit::TestSuite("LocalDateTimeTest");
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CppUnit_addTest(pSuite, LocalDateTimeTest, testGregorian1);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testGregorian2);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testConversions);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testCalcs);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testAMPM);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testRelational1);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testRelational2);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testArithmetics1);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testArithmetics2);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testSwap);
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CppUnit_addTest(pSuite, LocalDateTimeTest, testTimezone);
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return pSuite;
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}
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