def test_timedelta_breaks():
breaks = timedelta_breaks()
# cpython
x = [timedelta(days=i * 365) for i in range(25)]
limits = min(x), max(x)
major = breaks(limits)
years = [val.total_seconds() / (365 * 24 * 60 * 60) for val in major]
npt.assert_array_equal(years, [0, 5, 10, 15, 20, 25])
x = [timedelta(microseconds=i) for i in range(25)]
limits = min(x), max(x)
major = breaks(limits)
mseconds = [val.total_seconds() * 10**6 for val in major]
npt.assert_array_equal(mseconds, [0, 5, 10, 15, 20, 25])
# pandas
x = [pd.Timedelta(seconds=i * 60) for i in range(10)]
limits = min(x), max(x)
major = breaks(limits)
minutes = [val.total_seconds() / 60 for val in major]
npt.assert_allclose(minutes, [0, 2, 4, 6, 8])
# numpy
x = [np.timedelta64(i * 10, unit='D') for i in range(1, 10)]
limits = min(x), max(x)
with pytest.raises(ValueError):
breaks(limits)
# NaT
limits = pd.NaT, pd.Timedelta(seconds=9 * 60)
assert len(breaks(limits)) == 0
def test_timedelta_breaks():
breaks = timedelta_breaks()
# cpython
x = [timedelta(days=i*365) for i in range(25)]
limits = min(x), max(x)
major = breaks(limits)
years = [val.total_seconds()/(365*24*60*60)for val in major]
npt.assert_array_equal(
years, [0, 5, 10, 15, 20, 25])
x = [timedelta(microseconds=i) for i in range(25)]
limits = min(x), max(x)
major = breaks(limits)
mseconds = [val.total_seconds()*10**6 for val in major]
npt.assert_array_equal(
mseconds, [0, 5, 10, 15, 20, 25])
# pandas
x = [pd.Timedelta(seconds=i*60) for i in range(10)]
limits = min(x), max(x)
major = breaks(limits)
minutes = [val.total_seconds()/60 for val in major]
npt.assert_allclose(
minutes, [0, 2, 4, 6, 8])
# numpy
x = [np.timedelta64(i*10, unit='D') for i in range(1, 10)]
limits = min(x), max(x)
with pytest.raises(ValueError):
breaks(limits)
# NaT
limits = pd.NaT, pd.Timedelta(seconds=9*60)
assert len(breaks(limits)) == 0