def test_add_days_to_dt_2(lib):
#test simple adding
tz_offset = c_int(-18000)
lib.dtToTimestamp.restype = c_double
dt = SHDatetime(1988, 4, 27, 13, 35, 12, 0, tz_offset)
tmp = SHDatetime(1970, 1, 1)
error = c_int(0)
lib.tryAddDaysToDt(byref(dt), c_long(2), c_int(0), byref(tmp),
byref(error))
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 578342112
#test rollover to next month
lib.tryAddDaysToDt(byref(dt), c_long(4), c_int(0), byref(tmp),
byref(error))
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 578514912
#test rollover to next year during a leap year
lib.tryAddDaysToDt(byref(dt), c_long(249), c_int(0), byref(tmp),
byref(error))
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 599682912
#test rollover from febuary during leap year
dt = SHDatetime(1988, 2, 28, 13, 35, 12, 0, tz_offset)
lib.tryAddDaysToDt(byref(dt), c_long(1), c_int(0), byref(tmp),
byref(error))
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 573158112
lib.tryAddDaysToDt(byref(dt), c_long(2), c_int(0), byref(tmp),
byref(error))
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 573244512
#test rollover from febuary during non leap year
dt = SHDatetime(1989, 2, 28, 13, 35, 12, 0, tz_offset)
lib.tryAddDaysToDt(byref(dt), c_long(2), c_int(0), byref(tmp),
byref(error))
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 604866912
def test_add_month_to_dt(lib):
tz_offset = c_int(-18000)
dt = SHDatetime(1988, 4, 16, 13, 35, 12, 0, tz_offset)
tmp = SHDatetime(0, 1, 1, 0, 0, 0)
error = c_int(0)
lib.tryAddMonthsToDt(byref(dt), c_long(2), c_int(0), byref(tmp),
byref(error))
lib.dtToTimestamp.restype = c_double
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 582489312
lib.tryAddMonthsToDt(byref(dt), c_long(9), c_int(0), byref(tmp),
byref(error))
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 600978912
def test_add_years_to_dt(lib):
tz_offset = c_int(-14400)
dt = SHDatetime(1988, 4, 27, 13, 35, 12, 0, tz_offset)
tmp = SHDatetime(1970, 1, 1, 0, 0, 0)
error = c_int(0)
lib.tryAddYearsToDt(byref(dt), c_long(9), c_int(0), byref(tmp),
byref(error))
lib.dtToTimestamp.restype = c_double
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 862162512
lib.tryAddYearsToDt(byref(dt), c_long(-8), c_int(0), byref(tmp),
byref(error))
assert lib.dtToTimestamp(byref(tmp), byref(error)) == 325704912
def test_DecimalTime(lib):
dt = SHDatetime(year=2018,
month=3,
day=9,
timezoneOffset=0,
hour=2,
minute=13,
second=0,
milisecond=96)
precision = .0001
error = c_int(0)
lib.dtToTimestamp.restype = ctypes.c_double
timestamp = lib.dtToTimestamp(byref(dt), byref(error))
dt.year = 9999
dt.month = 12
dt.day = 31
dt.hour = 23
dt.minute = 59
dt.second = 59
timestamp = lib.dtToTimestamp(byref(dt), byref(error))
assert timestamp == approx(253402300799.096, abs=precision)
lib.tryTimestampToDt(c_double(253402300799.096), c_int(0), byref(dt),
byref(error))
assert dt.year == 9999
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
assert dt.milisecond == 96
dt.year = 1969
dt.month = 1
dt.day = 1
dt.hour = 0
dt.minute = 0
dt.second = 0
timestamp = lib.dtToTimestamp(byref(dt), byref(error))
assert timestamp == approx(-31536000.096, abs=precision)
dt.year = 1
dt.month = 1
dt.day = 1
dt.hour = 0
dt.minute = 0
dt.second = 0
timestamp = lib.dtToTimestamp(byref(dt), byref(error))
assert timestamp == approx(-62135596800.096, abs=precision)
def test_days_between(lib):
fromTime = SHDatetime(1988, 4, 27, 0, 0, 0)
toTime = SHDatetime(1988, 4, 28, 0, 0, 0)
error = c_int(0)
daysLeft = lib.dateDiffDays(byref(toTime), byref(fromTime), byref(error))
assert daysLeft == 1
def test_timestampToDt(lib):
dt = SHDatetime()
error = c_int(0)
lib.tryTimestampToDt(c_double(-2051222400), c_int(0), byref(dt),
byref(error))
assert dt.year == 1905
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-2082844800), c_int(0), byref(dt),
byref(error))
assert dt.year == 1904
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-126230399), c_int(0), byref(dt),
byref(error))
assert dt.year == 1966
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 1
lib.tryTimestampToDt(c_double(-2145916799), c_int(0), byref(dt),
byref(error))
assert dt.year == 1902
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 1
lib.tryTimestampToDt(c_double(157766399), c_int(0), byref(dt),
byref(error))
assert dt.year == 1974
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-126230400), c_int(0), byref(dt),
byref(error))
assert dt.year == 1966
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-2145916800), c_int(0), byref(dt),
byref(error))
assert dt.year == 1902
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(68256000), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 3
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(94694400), c_int(0), byref(dt), byref(error))
assert dt.year == 1973
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-63158401), c_int(0), byref(dt),
byref(error))
assert dt.year == 1967
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(126230399), c_int(0), byref(dt),
byref(error))
assert dt.year == 1973
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(126230400), c_int(0), byref(dt),
byref(error))
assert dt.year == 1974
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(136252800), c_int(0), byref(dt),
byref(error))
assert dt.year == 1974
assert dt.month == 4
assert dt.day == 27
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(252460800), c_int(0), byref(dt),
byref(error))
assert dt.year == 1978
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(94694399), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-63158400), c_int(0), byref(dt),
byref(error))
assert dt.year == 1968
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(63158400), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 1
assert dt.day == 2
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(0), c_int(0), byref(dt), byref(error))
assert dt.year == 1970
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(1), c_int(0), byref(dt), byref(error))
assert dt.year == 1970
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 1
lib.tryTimestampToDt(c_double(2851200), c_int(0), byref(dt), byref(error))
assert dt.year == 1970
assert dt.month == 2
assert dt.day == 3
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(31449600), c_int(0), byref(dt), byref(error))
assert dt.year == 1970
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-31536000), c_int(0), byref(dt),
byref(error))
assert dt.year == 1969
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(63071999), c_int(0), byref(dt), byref(error))
assert dt.year == 1971
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(230947200), c_int(0), byref(dt),
byref(error))
assert dt.year == 1977
assert dt.month == 4
assert dt.day == 27
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(65318400), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 1
assert dt.day == 27
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(68083200), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 2
assert dt.day == 28
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(68169600), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 2
assert dt.day == 29
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(68256000), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 3
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(73180800), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 4
assert dt.day == 27
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(220924800), c_int(0), byref(dt),
byref(error))
assert dt.year == 1977
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(956793600), c_int(0), byref(dt),
byref(error))
assert dt.year == 2000
assert dt.month == 4
assert dt.day == 27
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(1009756799), c_int(0), byref(dt),
byref(error))
assert dt.year == 2001
assert dt.month == 12
assert dt.day == 30
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(1009670400), c_int(0), byref(dt),
byref(error))
assert dt.year == 2001
assert dt.month == 12
assert dt.day == 30
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(1009843199), c_int(0), byref(dt),
byref(error))
assert dt.year == 2001
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(199411200), c_int(0), byref(dt),
byref(error))
assert dt.year == 1976
assert dt.month == 4
assert dt.day == 27
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(191548800), c_int(0), byref(dt),
byref(error))
assert dt.year == 1976
assert dt.month == 1
assert dt.day == 27
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(220838400), c_int(0), byref(dt),
byref(error))
assert dt.year == 1976
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(2147483647), c_int(0), byref(dt),
byref(error))
assert dt.year == 2038
assert dt.month == 1
assert dt.day == 19
assert dt.hour == 3
assert dt.minute == 14
assert dt.second == 7
lib.tryTimestampToDt(c_double(63072000), c_int(0), byref(dt), byref(error))
assert dt.year == 1972
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-31536000), c_int(0), byref(dt),
byref(error))
assert dt.year == 1969
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-384780), c_int(0), byref(dt), byref(error))
assert dt.year == 1969
assert dt.month == 12
assert dt.day == 27
assert dt.hour == 13
assert dt.minute == 7
assert dt.second == 0
lib.tryTimestampToDt(c_double(-31536001), c_int(0), byref(dt),
byref(error))
assert dt.year == 1968
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-31920780), c_int(0), byref(dt),
byref(error))
assert dt.year == 1968
assert dt.month == 12
assert dt.day == 27
assert dt.hour == 13
assert dt.minute == 7
assert dt.second == 0
lib.tryTimestampToDt(c_double(-63543180), c_int(0), byref(dt),
byref(error))
assert dt.year == 1967
assert dt.month == 12
assert dt.day == 27
assert dt.hour == 13
assert dt.minute == 7
assert dt.second == 0
lib.tryTimestampToDt(c_double(-91191180), c_int(0), byref(dt),
byref(error))
assert dt.year == 1967
assert dt.month == 2
assert dt.day == 10
assert dt.hour == 13
assert dt.minute == 7
assert dt.second == 0
lib.tryTimestampToDt(c_double(-95079180), c_int(0), byref(dt),
byref(error))
assert dt.year == 1966
assert dt.month == 12
assert dt.day == 27
assert dt.hour == 13
assert dt.minute == 7
assert dt.second == 0
lib.tryTimestampToDt(c_double(-126615180), c_int(0), byref(dt),
byref(error))
assert dt.year == 1965
assert dt.month == 12
assert dt.day == 27
assert dt.hour == 13
assert dt.minute == 7
assert dt.second == 0
lib.tryTimestampToDt(c_double(-189773580), c_int(0), byref(dt),
byref(error))
assert dt.year == 1963
assert dt.month == 12
assert dt.day == 27
assert dt.hour == 13
assert dt.minute == 7
assert dt.second == 0
lib.tryTimestampToDt(c_double(-86400), c_int(0), byref(dt), byref(error))
assert dt.year == 1969
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-86401), c_int(0), byref(dt), byref(error))
assert dt.year == 1969
assert dt.month == 12
assert dt.day == 30
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-1), c_int(0), byref(dt), byref(error))
assert dt.year == 1969
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-53049600), c_int(0), byref(dt),
byref(error))
assert dt.year == 1968
assert dt.month == 4
assert dt.day == 27
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-2208988800), c_int(0), byref(dt),
byref(error))
assert dt.year == 1900
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4107542400), c_int(0), byref(dt),
byref(error))
assert dt.year == 2100
assert dt.month == 3
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4102444800), c_int(0), byref(dt),
byref(error))
assert dt.year == 2100
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4133980799), c_int(0), byref(dt),
byref(error))
assert dt.year == 2100
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(4165430399), c_int(0), byref(dt),
byref(error))
assert dt.year == 2101
assert dt.month == 12
assert dt.day == 30
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(4165344000), c_int(0), byref(dt),
byref(error))
assert dt.year == 2101
assert dt.month == 12
assert dt.day == 30
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4165430400), c_int(0), byref(dt),
byref(error))
assert dt.year == 2101
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4165516799), c_int(0), byref(dt),
byref(error))
assert dt.year == 2101
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(4165516800), c_int(0), byref(dt),
byref(error))
assert dt.year == 2102
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4260124800), c_int(0), byref(dt),
byref(error))
assert dt.year == 2104
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4260211199), c_int(0), byref(dt),
byref(error))
assert dt.year == 2104
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(4260211200), c_int(0), byref(dt),
byref(error))
assert dt.year == 2105
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4102358399), c_int(0), byref(dt),
byref(error))
assert dt.year == 2099
assert dt.month == 12
assert dt.day == 30
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(4102358400), c_int(0), byref(dt),
byref(error))
assert dt.year == 2099
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4102444799), c_int(0), byref(dt),
byref(error))
assert dt.year == 2099
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(4133980800), c_int(0), byref(dt),
byref(error))
assert dt.year == 2101
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4139078400), c_int(0), byref(dt),
byref(error))
assert dt.year == 2101
assert dt.month == 3
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4138992000), c_int(0), byref(dt),
byref(error))
assert dt.year == 2101
assert dt.month == 2
assert dt.day == 28
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(4134067200), c_int(0), byref(dt),
byref(error))
assert dt.year == 2101
assert dt.month == 1
assert dt.day == 2
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(7289654400), c_int(0), byref(dt),
byref(error))
assert dt.year == 2201
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(7289740800), c_int(0), byref(dt),
byref(error))
assert dt.year == 2201
assert dt.month == 1
assert dt.day == 2
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(7294752000), c_int(0), byref(dt),
byref(error))
assert dt.year == 2201
assert dt.month == 3
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(10445328000), c_int(0), byref(dt),
byref(error))
assert dt.year == 2301
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(10445414400), c_int(0), byref(dt),
byref(error))
assert dt.year == 2301
assert dt.month == 1
assert dt.day == 2
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(13569465600), c_int(0), byref(dt),
byref(error))
assert dt.year == 2400
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(13601087999), c_int(0), byref(dt),
byref(error))
assert dt.year == 2400
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(13601088000), c_int(0), byref(dt),
byref(error))
assert dt.year == 2401
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-2208988801), c_int(0), byref(dt),
byref(error))
assert dt.year == 1899
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-2240524800), c_int(0), byref(dt),
byref(error))
assert dt.year == 1899
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-8520336001), c_int(0), byref(dt),
byref(error))
assert dt.year == 1699
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-11644473601), c_int(0), byref(dt),
byref(error))
assert dt.year == 1600
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-11673417601), c_int(0), byref(dt),
byref(error))
assert dt.year == 1600
assert dt.month == 1
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-11676009602), c_int(0), byref(dt),
byref(error))
assert dt.year == 1600
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 58
lib.tryTimestampToDt(c_double(-11676096001), c_int(0), byref(dt),
byref(error))
assert dt.year == 1599
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-11707632000), c_int(0), byref(dt),
byref(error))
assert dt.year == 1599
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 0
assert dt.minute == 0
assert dt.second == 0
lib.tryTimestampToDt(c_double(-11802240001), c_int(0), byref(dt),
byref(error))
assert dt.year == 1596
assert dt.month == 1
assert dt.day == 1
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(-14831769601), c_int(0), byref(dt),
byref(error))
assert dt.year == 1499
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
lib.tryTimestampToDt(c_double(253402300799), c_int(0), byref(dt),
byref(error))
assert dt.year == 9999
assert dt.month == 12
assert dt.day == 31
assert dt.hour == 23
assert dt.minute == 59
assert dt.second == 59
def test_add_days_to_dt(lib):
tsArr = Timeshift * 2
dst = tsArr(Timeshift(3, 11, 2, 0, HOUR_IN_SECONDS),
Timeshift(11, 4, 2, 0, 0))
error = c_int(0)
dt = SHDatetime(year=2018,
month=3,
day=9,
timezoneOffset=-5 * HOUR_IN_SECONDS,
hour=2,
minute=13,
second=0)
dt.shifts = dst
dt.shiftLen = len(dst)
dt.currentShiftIdx = lib.selectTimeShiftForDt(byref(dt), dst,
c_int(dt.shiftLen))
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(2), c_int(0),
byref(error))
assert dt_copy.day == 11
assert dt_copy.hour == 3
assert dt_copy.minute == 13
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -4
dt.hour = 1
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(2), c_int(0),
byref(error))
assert dt_copy.day == 11
assert dt_copy.hour == 1
assert dt_copy.minute == 13
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -5
dt.hour = 1
dt.minute = 59
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(2), c_int(0),
byref(error))
assert dt_copy.day == 11
assert dt_copy.hour == 1
assert dt_copy.minute == 59
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -5
dt.hour = 2
dt.minute = 0
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(2), c_int(0),
byref(error))
assert dt_copy.day == 11
assert dt_copy.hour == 3
assert dt_copy.minute == 0
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -4
dt.hour = 3
dt.minute = 1
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(2), c_int(0),
byref(error))
assert dt_copy.day == 11
assert dt_copy.hour == 3
assert dt_copy.minute == 1
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -4
dt_copy = make_dt_copy(dt)
dt.hour = 6
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(3), c_int(0),
byref(error))
assert dt_copy.day == 12
assert dt_copy.hour == 3
assert dt_copy.minute == 1
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -4
dt.timezoneOffset = -4 * HOUR_IN_SECONDS
dt.month = 11
dt.day = 3
dt.hour = 0
dt.minute = 1
dt.currentShiftIdx = lib.selectTimeShiftForDt(byref(dt), dst,
c_int(dt.shiftLen))
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(1), c_int(0),
byref(error))
assert dt_copy.day == 4
assert dt_copy.hour == 0
assert dt_copy.minute == 1
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -4
dt.hour = 2
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(1), c_int(0),
byref(error))
assert dt_copy.day == 4
assert dt_copy.hour == 1
assert dt_copy.minute == 1
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -5
dt.hour = 3
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(1), c_int(0),
byref(error))
assert dt_copy.day == 4
assert dt_copy.hour == 3
assert dt_copy.minute == 1
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -5
dt.hour = 2
dt_copy = make_dt_copy(dt)
lib.tryAddDaysToDtInPlace(byref(dt_copy), c_long(2), c_int(0),
byref(error))
assert dt_copy.day == 5
assert dt_copy.hour == 2
assert dt_copy.minute == 1
assert dt_copy.timezoneOffset == HOUR_IN_SECONDS * -5