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Add vega deprecations to tests on master #7987

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Merged
merged 2 commits into from
Jan 30, 2017
Merged

Add vega deprecations to tests on master #7987

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d700f03
Parametrize colormap reversing test.
QuLogic Jan 30, 2017
2bd330d
Add Vega* colormaps to warning check in test.
QuLogic Jan 30, 2017
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Parametrize colormap reversing test. 
This is a bit nicer for debugging.
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@QuLogic
QuLogic committed Jan 30, 2017
commit d700f039a6f10ffb795c59467fa62bfde8aa162d
22 changes: 11 additions & 11 deletions lib/matplotlib/tests/test_colors.py
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Expand Up @@ -608,19 +608,19 @@ def test_pandas_iterable():
assert_array_equal(cm1.colors, cm2.colors)


def test_colormap_reversing():
@pytest.mark.parametrize('name', cm.cmap_d)
def test_colormap_reversing(name):
"""Check the generated _lut data of a colormap and corresponding
reversed colormap if they are almost the same."""
for name in cm.cmap_d:
with warnings.catch_warnings(record=True) as w:
warnings.simplefilter('always')
cmap = plt.get_cmap(name)
assert len(w) == (1 if name in ('spectral', 'spectral_r') else 0)
cmap_r = cmap.reversed()
if not cmap_r._isinit:
cmap._init()
cmap_r._init()
assert_array_almost_equal(cmap._lut[:-3], cmap_r._lut[-4::-1])
with warnings.catch_warnings(record=True) as w:
warnings.simplefilter('always')
cmap = plt.get_cmap(name)
assert len(w) == (1 if name in ('spectral', 'spectral_r') else 0)
cmap_r = cmap.reversed()
if not cmap_r._isinit:
cmap._init()
cmap_r._init()
assert_array_almost_equal(cmap._lut[:-3], cmap_r._lut[-4::-1])


@cleanup
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