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from datetime import datetime
import pytest
from skytools.timeutil import UTC, datetime_to_timestamp, parse_iso_timestamp
def test_parse_iso_timestamp() -> None:
res = str(parse_iso_timestamp('2005-06-01 15:00'))
assert res == '2005-06-01 15:00:00'
res = str(parse_iso_timestamp(' 2005-06-01T15:00 +02 '))
assert res == '2005-06-01 15:00:00+02:00'
res = str(parse_iso_timestamp('2005-06-01 15:00:33+02:00'))
assert res == '2005-06-01 15:00:33+02:00'
d = parse_iso_timestamp('2005-06-01 15:00:59.33 +02')
assert d.strftime("%z %Z") == '+0200 +02'
assert str(parse_iso_timestamp(str(d))) == '2005-06-01 15:00:59.330000+02:00'
res = parse_iso_timestamp('2005-06-01 15:00-0530').strftime('%Y-%m-%d %H:%M %z %Z')
assert res == '2005-06-01 15:00 -0530 -05:30'
res = parse_iso_timestamp('2014-10-27T11:59:13Z').strftime('%Y-%m-%d %H:%M:%S %z %Z')
assert res == '2014-10-27 11:59:13 +0000 +00'
with pytest.raises(ValueError):
parse_iso_timestamp('2014.10.27')
def test_datetime_to_timestamp() -> None:
res = datetime_to_timestamp(parse_iso_timestamp("2005-06-01 15:00:59.5 +02"))
assert res == 1117630859.5
res = datetime_to_timestamp(datetime.fromtimestamp(1117630859.5, UTC))
assert res == 1117630859.5
res = datetime_to_timestamp(datetime.fromtimestamp(1117630859.5))
assert res == 1117630859.5
now = datetime.utcnow()
now2 = datetime.utcfromtimestamp(datetime_to_timestamp(now, False))
assert abs(now2.microsecond - now.microsecond) < 100
now2 = now2.replace(microsecond=now.microsecond)
assert now == now2
now = datetime.now()
now2 = datetime.fromtimestamp(datetime_to_timestamp(now))
assert abs(now2.microsecond - now.microsecond) < 100
now2 = now2.replace(microsecond=now.microsecond)
assert now == now2
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