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/*
* Copyright (C) 2015 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "Test.h"
#include <wtf/DateMath.h>
namespace TestWebKitAPI {
// Note: The results of these function look weird if you do not understand the following mappings:
// dayOfWeek: [0, 6] 0 being Monday, day: [1, 31], month: [0, 11], year: ex: 2011,
// hours: [0, 23], minutes: [0, 59], seconds: [0, 59], utcOffset: [-720,720].
TEST(WTF_DateMath, dateToDaysFrom1970)
{
EXPECT_EQ(0.0, dateToDaysFrom1970(1970, 0, 1));
EXPECT_EQ(157.0, dateToDaysFrom1970(1970, 5, 7));
EXPECT_EQ(-145.0, dateToDaysFrom1970(1969, 7, 9));
EXPECT_EQ(16322, dateToDaysFrom1970(2014, 8, 9));
}
TEST(WTF_DateMath, isLeapYear)
{
EXPECT_TRUE(isLeapYear(1804));
EXPECT_FALSE(isLeapYear(1900));
EXPECT_TRUE(isLeapYear(1968));
EXPECT_TRUE(isLeapYear(1976));
EXPECT_TRUE(isLeapYear(2000));
EXPECT_FALSE(isLeapYear(2010));
EXPECT_TRUE(isLeapYear(2012));
EXPECT_FALSE(isLeapYear(2100));
}
TEST(WTF_DateMath, msToYear)
{
EXPECT_EQ(1962, msToYear(-220953600000));
EXPECT_EQ(1970, msToYear(0));
EXPECT_EQ(1970, msToYear(100));
EXPECT_EQ(1977, msToYear(220953600000));
EXPECT_EQ(2013, msToYear(1365318000000));
}
TEST(WTF_DateMath, msToDays)
{
EXPECT_EQ(0, msToDays(0));
EXPECT_EQ(2557, msToDays(220953600000));
EXPECT_EQ(255, msToDays(22095360000));
EXPECT_EQ(25, msToDays(2209536000));
EXPECT_EQ(2, msToDays(220953600));
EXPECT_EQ(0, msToDays(22095360));
EXPECT_EQ(0, msToDays(2209536));
}
TEST(WTF_DateMath, msToMinutes)
{
EXPECT_EQ(0, msToMinutes(0));
EXPECT_EQ(0, msToMinutes(220953600000));
EXPECT_EQ(36, msToMinutes(22095360000));
EXPECT_EQ(36, msToMinutes(22095360000));
EXPECT_EQ(45, msToMinutes(2209536000));
EXPECT_EQ(22, msToMinutes(220953600));
EXPECT_EQ(8, msToMinutes(22095360));
EXPECT_EQ(36, msToMinutes(2209536));
}
TEST(WTF_DateMath, msToHours)
{
EXPECT_EQ(0, msToHours(0));
EXPECT_EQ(8, msToHours(220953600000));
EXPECT_EQ(17, msToHours(22095360000));
EXPECT_EQ(13, msToHours(2209536000));
EXPECT_EQ(13, msToHours(220953600));
EXPECT_EQ(6, msToHours(22095360));
EXPECT_EQ(0, msToHours(2209536));
}
TEST(WTF_DateMath, dayInYear)
{
EXPECT_EQ(59, dayInYear(2015, 2, 1));
EXPECT_EQ(60, dayInYear(2012, 2, 1));
EXPECT_EQ(0, dayInYear(2015, 0, 1));
EXPECT_EQ(31, dayInYear(2015, 1, 1));
}
TEST(WTF_DateMath, monthFromDayInYear)
{
EXPECT_EQ(2, monthFromDayInYear(59, false));
EXPECT_EQ(1, monthFromDayInYear(59, true));
EXPECT_EQ(2, monthFromDayInYear(60, true));
EXPECT_EQ(0, monthFromDayInYear(0, false));
EXPECT_EQ(0, monthFromDayInYear(0, true));
EXPECT_EQ(1, monthFromDayInYear(31, true));
EXPECT_EQ(1, monthFromDayInYear(31, false));
}
TEST(WTF_DateMath, dayInMonthFromDayInYear)
{
EXPECT_EQ(1, dayInMonthFromDayInYear(0, false));
EXPECT_EQ(1, dayInMonthFromDayInYear(0, true));
EXPECT_EQ(1, dayInMonthFromDayInYear(59, false));
EXPECT_EQ(29, dayInMonthFromDayInYear(59, true));
EXPECT_EQ(1, dayInMonthFromDayInYear(60, true));
EXPECT_EQ(1, dayInMonthFromDayInYear(0, false));
EXPECT_EQ(1, dayInMonthFromDayInYear(0, true));
EXPECT_EQ(31, dayInMonthFromDayInYear(30, true));
EXPECT_EQ(31, dayInMonthFromDayInYear(30, false));
EXPECT_EQ(31, dayInMonthFromDayInYear(365, true));
EXPECT_EQ(32, dayInMonthFromDayInYear(365, false));
EXPECT_EQ(32, dayInMonthFromDayInYear(366, true));
}
TEST(WTF_DateMath, calculateLocalTimeOffset)
{
// DST Start: April 30, 1967 (02:00 am)
LocalTimeOffset dstStart1967 = calculateLocalTimeOffset(-84301200000, WTF::LocalTime);
EXPECT_TRUE(dstStart1967.isDST);
EXPECT_EQ(-25200000, dstStart1967.offset);
// November 1, 1967 (02:00 am)
LocalTimeOffset dstAlmostEnd1967 = calculateLocalTimeOffset(-68317200000, WTF::LocalTime);
EXPECT_TRUE(dstAlmostEnd1967.isDST);
EXPECT_EQ(-25200000, dstAlmostEnd1967.offset);
// DST End: November 11, 1967 (02:00 am)
LocalTimeOffset dstEnd1967 = calculateLocalTimeOffset(-67536000000, WTF::LocalTime);
EXPECT_FALSE(dstEnd1967.isDST);
EXPECT_EQ(-25200000, dstStart1967.offset);
// DST Start: April 3, 1988 (02:00 am)
LocalTimeOffset dstStart1988 = calculateLocalTimeOffset(576054000000, WTF::LocalTime);
EXPECT_TRUE(dstStart1988.isDST);
EXPECT_EQ(-25200000, dstStart1988.offset);
// DST End: November 4, 2012 (02:00 am)
LocalTimeOffset dstEnd2012 = calculateLocalTimeOffset(1352012400000, WTF::LocalTime);
EXPECT_FALSE(dstEnd2012.isDST);
EXPECT_EQ(-28800000, dstEnd2012.offset);
// DST Begin: March 8, 2015
LocalTimeOffset dstBegin2015 = calculateLocalTimeOffset(1425801600000, WTF::LocalTime);
EXPECT_TRUE(dstBegin2015.isDST);
EXPECT_EQ(-25200000, dstBegin2015.offset);
LocalTimeOffset dstBegin2015UTC = calculateLocalTimeOffset(1425801600000, WTF::UTCTime);
EXPECT_FALSE(dstBegin2015UTC.isDST);
EXPECT_EQ(-28800000, dstBegin2015UTC.offset);
// DST End: November 1, 2015
LocalTimeOffset dstEnd2015 = calculateLocalTimeOffset(1446361200000, WTF::LocalTime);
EXPECT_FALSE(dstEnd2015.isDST);
EXPECT_EQ(-28800000, dstEnd2015.offset);
// DST Begin: March 13, 2016
LocalTimeOffset dstBegin2016 = calculateLocalTimeOffset(1458111600000, WTF::LocalTime);
EXPECT_TRUE(dstBegin2016.isDST);
EXPECT_EQ(-25200000, dstBegin2016.offset);
// DST End: November 6, 2016
LocalTimeOffset dstEnd2016 = calculateLocalTimeOffset(1478415600000, WTF::LocalTime);
EXPECT_FALSE(dstEnd2016.isDST);
EXPECT_EQ(-28800000, dstEnd2016.offset);
// DST Begin: March 12, 2017
LocalTimeOffset dstBegin2017 = calculateLocalTimeOffset(1489305600000, WTF::LocalTime);
EXPECT_TRUE(dstBegin2017.isDST);
EXPECT_EQ(-25200000, dstBegin2017.offset);
// DST End: November 5, 2017
LocalTimeOffset dstEnd2017 = calculateLocalTimeOffset(1509865200000, WTF::LocalTime);
EXPECT_FALSE(dstEnd2017.isDST);
EXPECT_EQ(-28800000, dstEnd2017.offset);
// DST Begin: March 11, 2018
LocalTimeOffset dstBegin2018 = calculateLocalTimeOffset(1520755200000, WTF::LocalTime);
EXPECT_TRUE(dstBegin2018.isDST);
EXPECT_EQ(-25200000, dstBegin2018.offset);
// DST End: November 4, 2018
LocalTimeOffset dstEnd2018 = calculateLocalTimeOffset(1541314800000, WTF::LocalTime);
EXPECT_FALSE(dstEnd2018.isDST);
EXPECT_EQ(-28800000, dstEnd2018.offset);
}
} // namespace TestWebKitAPI
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