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import pytest
from datetime import datetime, timezone
from prefixdate import parse, normalize_date, parse_parts, Precision
def test_normalize():
assert normalize_date(None) is None
assert normalize_date("2001") == "2001"
assert normalize_date("27171") is None
assert normalize_date(2001) == "2001"
assert normalize_date(201) is None
assert normalize_date("2001-01-") == "2001-01"
assert normalize_date("2001-1") == "2001-01"
assert normalize_date("2001-W19") == "2001"
assert normalize_date("2001-05-18") == "2001-05-18"
assert normalize_date("2001-02-31") is None
assert normalize_date("2001-05-18", Precision.YEAR) == "2001"
text = "2021-07-01T13:43:22.175889+00:00"
assert normalize_date(text, Precision.MINUTE) == "2021-07-01T13:43"
text = "2021-07-01T13:43:22.175889+06:00"
assert normalize_date(text, Precision.MINUTE) == "2021-07-01T07:43"
text = "2021-07-01T13:43:22.175889-08:45"
assert normalize_date(text, Precision.MINUTE) == "2021-07-01T22:28"
prefix = parse("2017-5-2T10:00:00")
assert prefix.text == "2017-05-02T10:00:00"
assert prefix == "2017-05-02T10:00:00"
assert prefix.precision == Precision.SECOND
prefix = parse("2017-5-2T10:00")
assert prefix.precision == Precision.MINUTE
text = "2017-04-04T10:30:29"
prefix = parse(text)
assert prefix.text == text
assert prefix.precision == Precision.SECOND
now = datetime.now(timezone.utc)
assert parse(now).dt == now
assert parse(now.date()).text == now.date().isoformat()
assert str(parse(2001)) == "2001"
assert repr(parse(2001)) == "<DatePrefix('2001', %r)>" % Precision.YEAR
# feed a prefix to parse:
prefix = parse(now)
out = parse(prefix)
assert out == prefix
early = parse("2017-04-04T10:30:29")
late = parse("2017-04-09T10:30:29")
assert early < late
assert late > early
with pytest.raises(TypeError):
assert late > "banana"
assert hash(late) is not None
def test_parse_parts():
assert parse_parts(year=None).text is None
assert parse_parts(year=2001, month=3, day=0).text == "2001-03"
assert parse_parts(year=2001, month="03", day="0").text == "2001-03"
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