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Diffstat (limited to 'Tools/TestWebKitAPI/Tests/WTF/DateMath.cpp')
| -rw-r--r-- | Tools/TestWebKitAPI/Tests/WTF/DateMath.cpp | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/Tools/TestWebKitAPI/Tests/WTF/DateMath.cpp b/Tools/TestWebKitAPI/Tests/WTF/DateMath.cpp new file mode 100644 index 000000000..463041d48 --- /dev/null +++ b/Tools/TestWebKitAPI/Tests/WTF/DateMath.cpp @@ -0,0 +1,208 @@ +/* + * 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 |