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Fix datetime before epoch on windows in cython implementation (#436)

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Cython implementation still used datetime.from_timestamp method, which does not work on windows.
Update the cython implementation to use utc time and delta and add a regression test to highlight the issue.
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Peter Fischer 2020-07-30 16:48:51 +02:00 • committed by GitHub
parent 772c830841
commit 8fb709f2e0
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3 changed files with 30 additions and 13 deletions
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test/test_timestamp.py
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@ -99,6 +99,14 @@ def test_unpack_datetime():
assert unpacked == datetime.datetime(1970, 1, 1, 0, 0, 42, 0, tzinfo=_utc)
@pytest.mark.skipif(sys.version_info[0] == 2, reason="datetime support is PY3+ only")
def test_pack_unpack_before_epoch():
t_in = datetime.datetime(1960, 1, 1, tzinfo=_utc)
packed = msgpack.packb(t_in, datetime=True)
unpacked = msgpack.unpackb(packed, timestamp=3)
assert unpacked == t_in
@pytest.mark.skipif(sys.version_info[0] == 2, reason="datetime support is PY3+ only")
def test_pack_datetime():
t = Timestamp(42, 14000)