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TST: use pytest name in naming files for check_figures_equal #16693

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Merged
QuLogic merged 4 commits into from
Mar 16, 2020
Merged

TST: use pytest name in naming files for check_figures_equal #16693

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dbb78a0
TST: add the request fixture to check_figures_equal
tacaswell Mar 6, 2020
3b57fba
MNT: correctly label the inject kwargs as kwonly
tacaswell Mar 6, 2020
a66d8d8
MNT: filter filename to not fail non-allowed names
tacaswell Mar 15, 2020
3788e3c
MNT: remove unused import
tacaswell Mar 15, 2020
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MNT: filter filename to not fail non-allowed names 
This is probably to stringent but this is better than blindly using
the test name from pytest.
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@tacaswell
tacaswell committed Mar 15, 2020
commit a66d8d8ea14bcdca82670f4d0945fb03042d0a30
9 changes: 6 additions & 3 deletions lib/matplotlib/testing/decorators.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
import sys
import unittest
import warnings
import string

import matplotlib as mpl
import matplotlib.style
Expand Down Expand Up @@ -381,6 +382,7 @@ def test_plot(fig_test, fig_ref):
fig_test.subplots().plot([1, 3, 5])
fig_ref.subplots().plot([0, 1, 2], [1, 3, 5])
"""
ALLOWED_CHARS = set(string.digits + string.ascii_letters + '_-[]()')
KEYWORD_ONLY = inspect.Parameter.KEYWORD_ONLY
def decorator(func):
import pytest
Expand All @@ -389,13 +391,14 @@ def decorator(func):

@pytest.mark.parametrize("ext", extensions)
def wrapper(*args, ext, request, **kwargs):
fn = request.node.name
file_name = "".join(c for c in request.node.name
if c in ALLOWED_CHARS)
try:
fig_test = plt.figure("test")
fig_ref = plt.figure("reference")
func(*args, fig_test=fig_test, fig_ref=fig_ref, **kwargs)
test_image_path = result_dir / (fn + "." + ext)
ref_image_path = result_dir / (fn + "-expected." + ext)
test_image_path = result_dir / (file_name + "." + ext)
ref_image_path = result_dir / (file_name + "-expected." + ext)
fig_test.savefig(test_image_path)
fig_ref.savefig(ref_image_path)
_raise_on_image_difference(
Expand Down