300 lines
6.9 KiB
Python
300 lines
6.9 KiB
Python
import datetime as pdt
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import sys
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import pytest
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import rustapi_module.datetime as rdt
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from hypothesis import given
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from hypothesis import strategies as st
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from hypothesis.strategies import dates, datetimes
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# Constants
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def _get_utc():
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timezone = getattr(pdt, "timezone", None)
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if timezone:
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return timezone.utc
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else:
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class UTC(pdt.tzinfo):
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def utcoffset(self, dt):
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return pdt.timedelta(0)
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def dst(self, dt):
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return pdt.timedelta(0)
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def tzname(self, dt):
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return "UTC"
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return UTC()
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UTC = _get_utc()
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MAX_SECONDS = int(pdt.timedelta.max.total_seconds())
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MIN_SECONDS = int(pdt.timedelta.min.total_seconds())
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try:
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MAX_DAYS = pdt.timedelta.max // pdt.timedelta(days=1)
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MIN_DAYS = pdt.timedelta.min // pdt.timedelta(days=1)
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except Exception:
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# Python 2 compatibility
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MAX_DAYS = MAX_SECONDS // pdt.timedelta(days=1).total_seconds()
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MIN_DAYS = MIN_SECONDS // pdt.timedelta(days=1).total_seconds()
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MAX_MICROSECONDS = int(pdt.timedelta.max.total_seconds() * 1e6)
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MIN_MICROSECONDS = int(pdt.timedelta.min.total_seconds() * 1e6)
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HAS_FOLD = getattr(pdt.datetime, "fold", False)
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# Helper functions
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get_timestamp = getattr(pdt.datetime, "timestamp", None)
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if get_timestamp is None:
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def get_timestamp(dt):
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# Python 2 compatibility
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return (dt - pdt.datetime(1970, 1, 1)).total_seconds()
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xfail_date_bounds = pytest.mark.xfail(
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sys.version_info < (3, 6),
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reason="Date bounds were not checked in the C constructor prior to version 3.6",
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)
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# Tests
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def test_date():
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assert rdt.make_date(2017, 9, 1) == pdt.date(2017, 9, 1)
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@given(d=st.dates())
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def test_date_accessors(d):
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act = rdt.get_date_tuple(d)
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exp = (d.year, d.month, d.day)
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assert act == exp
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@xfail_date_bounds
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def test_invalid_date_fails():
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with pytest.raises(ValueError):
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rdt.make_date(2017, 2, 30)
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@given(d=dates())
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def test_date_from_timestamp(d):
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ts = get_timestamp(pdt.datetime.combine(d, pdt.time(0)))
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assert rdt.date_from_timestamp(int(ts)) == pdt.date.fromtimestamp(ts)
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@pytest.mark.parametrize(
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"args, kwargs",
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[
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((0, 0, 0, 0, None), {}),
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((1, 12, 14, 124731), {}),
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((1, 12, 14, 124731), {"tzinfo": UTC}),
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],
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)
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def test_time(args, kwargs):
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act = rdt.make_time(*args, **kwargs)
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exp = pdt.time(*args, **kwargs)
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assert act == exp
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assert act.tzinfo is exp.tzinfo
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@given(t=st.times())
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def test_time(t):
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act = rdt.get_time_tuple(t)
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exp = (t.hour, t.minute, t.second, t.microsecond)
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assert act == exp
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@pytest.mark.skipif(not HAS_FOLD, reason="Feature not available before 3.6")
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@given(t=st.times())
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def test_time_fold(t):
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t_nofold = t.replace(fold=0)
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t_fold = t.replace(fold=1)
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for t in (t_nofold, t_fold):
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act = rdt.get_time_tuple_fold(t)
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exp = (t.hour, t.minute, t.second, t.microsecond, t.fold)
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assert act == exp
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@pytest.mark.skipif(not HAS_FOLD, reason="Feature not available before 3.6")
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@pytest.mark.parametrize("fold", [False, True])
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def test_time_fold(fold):
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t = rdt.time_with_fold(0, 0, 0, 0, None, fold)
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assert t.fold == fold
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@pytest.mark.xfail
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@pytest.mark.parametrize(
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"args", [(-1, 0, 0, 0), (0, -1, 0, 0), (0, 0, -1, 0), (0, 0, 0, -1)]
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)
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def test_invalid_time_fails_xfail(args):
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with pytest.raises(ValueError):
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rdt.make_time(*args)
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@xfail_date_bounds
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@pytest.mark.parametrize(
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"args",
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[
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(24, 0, 0, 0),
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(25, 0, 0, 0),
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(0, 60, 0, 0),
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(0, 61, 0, 0),
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(0, 0, 60, 0),
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(0, 0, 61, 0),
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(0, 0, 0, 1000000),
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],
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)
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def test_invalid_time_fails(args):
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with pytest.raises(ValueError):
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rdt.make_time(*args)
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@pytest.mark.parametrize(
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"args",
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[
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("0", 0, 0, 0),
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(0, "0", 0, 0),
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(0, 0, "0", 0),
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(0, 0, 0, "0"),
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(0, 0, 0, 0, "UTC"),
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],
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)
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def test_time_typeerror(args):
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with pytest.raises(TypeError):
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rdt.make_time(*args)
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@pytest.mark.parametrize(
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"args, kwargs",
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[((2017, 9, 1, 12, 45, 30, 0), {}), ((2017, 9, 1, 12, 45, 30, 0), {"tzinfo": UTC})],
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)
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def test_datetime(args, kwargs):
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act = rdt.make_datetime(*args, **kwargs)
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exp = pdt.datetime(*args, **kwargs)
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assert act == exp
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assert act.tzinfo is exp.tzinfo
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@given(dt=st.datetimes())
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def test_datetime_tuple(dt):
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act = rdt.get_datetime_tuple(dt)
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exp = dt.timetuple()[0:6] + (dt.microsecond,)
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assert act == exp
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@pytest.mark.skipif(not HAS_FOLD, reason="Feature not available before 3.6")
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@given(dt=st.datetimes())
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def test_datetime_tuple_fold(dt):
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dt_fold = dt.replace(fold=1)
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dt_nofold = dt.replace(fold=0)
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for dt in (dt_fold, dt_nofold):
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act = rdt.get_datetime_tuple_fold(dt)
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exp = dt.timetuple()[0:6] + (dt.microsecond, dt.fold)
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assert act == exp
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@xfail_date_bounds
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def test_invalid_datetime_fails():
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with pytest.raises(ValueError):
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rdt.make_datetime(2011, 1, 42, 0, 0, 0, 0)
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def test_datetime_typeerror():
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with pytest.raises(TypeError):
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rdt.make_datetime("2011", 1, 1, 0, 0, 0, 0)
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@given(dt=datetimes())
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def test_datetime_from_timestamp(dt):
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ts = get_timestamp(dt)
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assert rdt.datetime_from_timestamp(ts) == pdt.datetime.fromtimestamp(ts)
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def test_datetime_from_timestamp_tzinfo():
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d1 = rdt.datetime_from_timestamp(0, tz=UTC)
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d2 = rdt.datetime_from_timestamp(0, tz=UTC)
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assert d1 == d2
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assert d1.tzinfo is d2.tzinfo
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@pytest.mark.parametrize(
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"args",
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[
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(0, 0, 0),
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(1, 0, 0),
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(-1, 0, 0),
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(0, 1, 0),
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(0, -1, 0),
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(1, -1, 0),
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(-1, 1, 0),
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(0, 0, 123456),
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(0, 0, -123456),
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],
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)
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def test_delta(args):
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act = pdt.timedelta(*args)
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exp = rdt.make_delta(*args)
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assert act == exp
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@given(td=st.timedeltas())
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def test_delta_accessors(td):
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act = rdt.get_delta_tuple(td)
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exp = (td.days, td.seconds, td.microseconds)
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assert act == exp
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@pytest.mark.parametrize(
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"args,err_type",
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[
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((MAX_DAYS + 1, 0, 0), OverflowError),
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((MIN_DAYS - 1, 0, 0), OverflowError),
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((0, MAX_SECONDS + 1, 0), OverflowError),
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((0, MIN_SECONDS - 1, 0), OverflowError),
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((0, 0, MAX_MICROSECONDS + 1), OverflowError),
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((0, 0, MIN_MICROSECONDS - 1), OverflowError),
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(("0", 0, 0), TypeError),
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((0, "0", 0), TypeError),
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((0, 0, "0"), TypeError),
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],
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)
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def test_delta_err(args, err_type):
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with pytest.raises(err_type):
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rdt.make_delta(*args)
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def test_issue_219():
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rdt.issue_219()
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def test_tz_class():
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tzi = rdt.TzClass()
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dt = pdt.datetime(2018, 1, 1, tzinfo=tzi)
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assert dt.tzname() == "+01:00"
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assert dt.utcoffset() == pdt.timedelta(hours=1)
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assert dt.dst() is None
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def test_tz_class_introspection():
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tzi = rdt.TzClass()
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assert tzi.__class__ == rdt.TzClass
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assert repr(tzi).startswith("<rustapi_module.datetime.TzClass object at")
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