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Remove tests where results change in cftime 1.0.2.1 #2522

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Oct 30, 2018
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Remove tests where results change in cftime 1.0.2.1 #2522

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38 changes: 17 additions & 21 deletions xarray/tests/test_coding_times.py
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Original file line number Diff line number Diff line change
Expand Up @@ -576,28 +576,24 @@ def test_infer_datetime_units(dates, expected):
assert expected == coding.times.infer_datetime_units(dates)


_CFTIME_DATETIME_UNITS_TESTS = [
([(1900, 1, 1), (1900, 1, 1)], 'days since 1900-01-01 00:00:00.000000'),
([(1900, 1, 1), (1900, 1, 2), (1900, 1, 2, 0, 0, 1)],
'seconds since 1900-01-01 00:00:00.000000'),
([(1900, 1, 1), (1900, 1, 8), (1900, 1, 16)],
'days since 1900-01-01 00:00:00.000000')
]


@pytest.mark.skipif(not has_cftime_or_netCDF4, reason='cftime not installed')
def test_infer_cftime_datetime_units():
date_types = _all_cftime_date_types()
for date_type in date_types.values():
for dates, expected in [
([date_type(1900, 1, 1),
date_type(1900, 1, 2)],
'days since 1900-01-01 00:00:00.000000'),
([date_type(1900, 1, 1, 12),
date_type(1900, 1, 1, 13)],
'seconds since 1900-01-01 12:00:00.000000'),
([date_type(1900, 1, 1),
date_type(1900, 1, 2),
date_type(1900, 1, 2, 0, 0, 1)],
'seconds since 1900-01-01 00:00:00.000000'),
([date_type(1900, 1, 1),
date_type(1900, 1, 2, 0, 0, 0, 5)],
'days since 1900-01-01 00:00:00.000000'),
([date_type(1900, 1, 1), date_type(1900, 1, 8),
date_type(1900, 1, 16)],
'days since 1900-01-01 00:00:00.000000')]:
assert expected == coding.times.infer_datetime_units(dates)
@pytest.mark.parametrize(
'calendar', _NON_STANDARD_CALENDARS + ['gregorian', 'proleptic_gregorian'])
@pytest.mark.parametrize(('date_args', 'expected'),
_CFTIME_DATETIME_UNITS_TESTS)
def test_infer_cftime_datetime_units(calendar, date_args, expected):
date_type = _all_cftime_date_types()[calendar]
dates = [date_type(*args) for args in date_args]
assert expected == coding.times.infer_datetime_units(dates)


@pytest.mark.parametrize(
Expand Down