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Add datetime test for ax.violin #30384

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Merged
QuLogic merged 2 commits into from
Aug 26, 2025
Merged

Add datetime test for ax.violin #30384

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3fa749b
Add datetime test for ax.violin
dstansby Aug 12, 2025
4b1257d
Update lib/matplotlib/tests/test_datetime.py
timhoffm Aug 22, 2025
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27 changes: 24 additions & 3 deletions lib/matplotlib/tests/test_datetime.py
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Original file line number Diff line number Diff line change
Expand Up @@ -810,11 +810,32 @@ def test_triplot(self):
fig, ax = plt.subplots()
ax.triplot(...)

@pytest.mark.xfail(reason="Test for violin not written yet")
@pytest.mark.parametrize("orientation", ["vertical", "horizontal"])
@mpl.style.context("default")
def test_violin(self):
def test_violin(self, orientation):
fig, ax = plt.subplots()
ax.violin(...)
datetimes = [
datetime.datetime(2023, 2, 10),
datetime.datetime(2023, 5, 18),
datetime.datetime(2023, 6, 6)
]
ax.violin(
[
{
'coords': datetimes,
'vals': [0.1, 0.5, 0.2],
'mean': datetimes[1],
'median': datetimes[1],
'min': datetimes[0],
'max': datetimes[-1],
'quantiles': datetimes
}
],
orientation=orientation,
# TODO: It should be possible for positions to be datetimes too
# https://github.com/matplotlib/matplotlib/issues/30417
# positions=[datetime.datetime(2020, 1, 1)]
)

@pytest.mark.xfail(reason="Test for violinplot not written yet")
@mpl.style.context("default")
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