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from datetime import datetime
import sys
from dateutil.tz import tzstr
import pytest
from javaproperties import java_timestamp
# Unix timestamps and datetime objects don't support leap seconds or month 13,
# so there's no need (and no way) to test handling of them here.
old_pacific = tzstr("PST8PDT,M4.1.0,M10.5.0")
@pytest.mark.parametrize(
"ts,s",
[
(None, ""),
(False, ""),
(0, "Wed Dec 31 19:00:00 EST 1969"),
(1234567890.101112, "Fri Feb 13 18:31:30 EST 2009"),
(1234567890.987654, "Fri Feb 13 18:31:30 EST 2009"),
# Months:
(1451624400, "Fri Jan 01 00:00:00 EST 2016"),
(1454396522, "Tue Feb 02 02:02:02 EST 2016"),
(1456992183, "Thu Mar 03 03:03:03 EST 2016"),
(1459757044, "Mon Apr 04 04:04:04 EDT 2016"),
(1462439105, "Thu May 05 05:05:05 EDT 2016"),
(1465207566, "Mon Jun 06 06:06:06 EDT 2016"),
(1467889627, "Thu Jul 07 07:07:07 EDT 2016"),
(1470658088, "Mon Aug 08 08:08:08 EDT 2016"),
(1473426549, "Fri Sep 09 09:09:09 EDT 2016"),
(1476108610, "Mon Oct 10 10:10:10 EDT 2016"),
(1478880671, "Fri Nov 11 11:11:11 EST 2016"),
(1481562732, "Mon Dec 12 12:12:12 EST 2016"),
# Days of the week:
(1451818800, "Sun Jan 03 06:00:00 EST 2016"),
(1451883600, "Mon Jan 04 00:00:00 EST 2016"),
(1451973600, "Tue Jan 05 01:00:00 EST 2016"),
(1452063600, "Wed Jan 06 02:00:00 EST 2016"),
(1452153600, "Thu Jan 07 03:00:00 EST 2016"),
(1452243600, "Fri Jan 08 04:00:00 EST 2016"),
(1452333600, "Sat Jan 09 05:00:00 EST 2016"),
# Leap day:
(1456733655, "Mon Feb 29 03:14:15 EST 2016"),
# PM/24-hour time:
(1463159593, "Fri May 13 13:13:13 EDT 2016"),
# Before spring ahead:
(1457852399, "Sun Mar 13 01:59:59 EST 2016"),
(datetime(2016, 3, 13, 1, 59, 59), "Sun Mar 13 01:59:59 EST 2016"),
(
datetime(2006, 4, 2, 1, 59, 59, 0, old_pacific),
"Sun Apr 02 01:59:59 PST 2006",
),
# Skipped by spring ahead:
(datetime(2016, 3, 13, 2, 30, 0), "Sun Mar 13 03:30:00 EDT 2016"),
(
datetime(2006, 4, 2, 2, 30, 0, 0, old_pacific),
"Sun Apr 02 02:30:00 PDT 2006",
),
# After spring ahead:
(1457852401, "Sun Mar 13 03:00:01 EDT 2016"),
(datetime(2016, 3, 13, 3, 0, 1), "Sun Mar 13 03:00:01 EDT 2016"),
(
datetime(2006, 4, 2, 3, 0, 1, 0, old_pacific),
"Sun Apr 02 03:00:01 PDT 2006",
),
# Before fall back:
(1478411999, "Sun Nov 06 01:59:59 EDT 2016"),
(datetime(2016, 11, 6, 0, 59, 59), "Sun Nov 06 00:59:59 EDT 2016"),
(
datetime(2006, 10, 29, 0, 59, 59, 0, old_pacific),
"Sun Oct 29 00:59:59 PDT 2006",
),
# Duplicated by fall back:
# Times duplicated by DST are interpreted non-deterministically by Python
# pre-3.6 (cf.
# <https://github.com/dateutil/dateutil/blob/36e6cfa/dateutil/tz/tz.py#L143>),
# so there are two possible return values for these calls.
(
datetime(2016, 11, 6, 1, 30, 0),
("Sun Nov 06 01:30:00 EDT 2016", "Sun Nov 06 01:30:00 EST 2016"),
),
(
datetime(2006, 10, 29, 1, 30, 0, 0, old_pacific),
("Sun Oct 29 01:30:00 PDT 2006", "Sun Oct 29 01:30:00 PST 2006"),
),
# After fall back:
(1478412001, "Sun Nov 06 01:00:01 EST 2016"),
(datetime(2016, 11, 6, 2, 0, 1), "Sun Nov 06 02:00:01 EST 2016"),
(
datetime(2006, 10, 29, 2, 0, 1, 0, old_pacific),
"Sun Oct 29 02:00:01 PST 2006",
),
],
)
def test_java_timestamp(ts, s):
r = java_timestamp(ts)
if isinstance(s, tuple):
assert r in s
else:
assert r == s
# Times duplicated by fall back, disambiguated with `fold`:
@pytest.mark.xfail(
hasattr(sys, "pypy_version_info") and sys.pypy_version_info[:3] < (7, 2, 0),
reason="Broken on this version of PyPy",
# Certain versions of pypy3.6 (including the one on Travis as of
# 2020-02-23) have a bug in their datetime libraries that prevents the
# `fold` attribute from working correctly. The latest known version to
# feature this bug is 7.1.1 (Python version 3.6.1), and the earliest known
# version to feature a fix is 7.2.0 (Python version 3.6.9); I don't *think*
# there were any releases in between those two versions, but it isn't
# entirely clear.
)
@pytest.mark.parametrize(
"ts,fold,s",
[
(datetime(2016, 11, 6, 1, 30, 0), 0, "Sun Nov 06 01:30:00 EDT 2016"),
(
datetime(2006, 10, 29, 1, 30, 0, 0, old_pacific),
0,
"Sun Oct 29 01:30:00 PDT 2006",
),
(datetime(2016, 11, 6, 1, 30, 0), 1, "Sun Nov 06 01:30:00 EST 2016"),
(
datetime(2006, 10, 29, 1, 30, 0, 0, old_pacific),
1,
"Sun Oct 29 01:30:00 PST 2006",
),
],
)
def test_java_timestamp_fold(ts, fold, s):
assert java_timestamp(ts.replace(fold=fold)) == s
def test_java_timestamp_now(fixed_timestamp):
assert java_timestamp() == fixed_timestamp
def test_java_timestamp_dogfood_type_error():
with pytest.raises(TypeError):
java_timestamp("Mon Dec 12 12:12:12 EST 2016")
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