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From: Sandro Tosi <morph@debian.org>
Date: Wed, 18 Jan 2017 20:05:24 -0500
Subject: Increase test tollerance
Patch taken from Fedora packaging:
http://pkgs.fedoraproject.org/cgit/rpms/python-matplotlib.git/plain/python-matplotlib-increase-tests-tolerance.patch
---
lib/matplotlib/testing/decorators.py | 2 +-
lib/matplotlib/tests/test_mathtext.py | 5 ++---
lib/matplotlib/tests/test_patheffects.py | 2 +-
3 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/lib/matplotlib/testing/decorators.py b/lib/matplotlib/testing/decorators.py
index 0ce6e62..2692cb9 100644
--- a/lib/matplotlib/testing/decorators.py
+++ b/lib/matplotlib/testing/decorators.py
@@ -408,7 +408,7 @@ def _pytest_image_comparison(baseline_images, extensions, tol,
return decorator
-def image_comparison(baseline_images, extensions=None, tol=0,
+def image_comparison(baseline_images, extensions=None, tol=0.306,
freetype_version=None, remove_text=False,
savefig_kwarg=None,
# Default of mpl_test_settings fixture and cleanup too.
diff --git a/lib/matplotlib/tests/test_mathtext.py b/lib/matplotlib/tests/test_mathtext.py
index cdc1093..f1aa386 100644
--- a/lib/matplotlib/tests/test_mathtext.py
+++ b/lib/matplotlib/tests/test_mathtext.py
@@ -161,7 +161,6 @@ for fonts, chars in font_test_specs:
for set in chars:
font_tests.append(wrapper % set)
-
@pytest.fixture
def baseline_images(request, fontset, index):
return ['%s_%s_%02d' % (request.param, fontset, index)]
@@ -173,7 +172,7 @@ def baseline_images(request, fontset, index):
['cm', 'stix', 'stixsans', 'dejavusans',
'dejavuserif'])
@pytest.mark.parametrize('baseline_images', ['mathtext'], indirect=True)
-@image_comparison(baseline_images=None)
+@image_comparison(baseline_images=None, tol=0.310)
def test_mathtext_rendering(baseline_images, fontset, index, test):
matplotlib.rcParams['mathtext.fontset'] = fontset
fig = plt.figure(figsize=(5.25, 0.75))
@@ -187,7 +186,7 @@ def test_mathtext_rendering(baseline_images, fontset, index, test):
['cm', 'stix', 'stixsans', 'dejavusans',
'dejavuserif'])
@pytest.mark.parametrize('baseline_images', ['mathfont'], indirect=True)
-@image_comparison(baseline_images=None, extensions=['png'])
+@image_comparison(baseline_images=None, extensions=['png'], tol=0.310)
def test_mathfont_rendering(baseline_images, fontset, index, test):
matplotlib.rcParams['mathtext.fontset'] = fontset
fig = plt.figure(figsize=(5.25, 0.75))
diff --git a/lib/matplotlib/tests/test_patheffects.py b/lib/matplotlib/tests/test_patheffects.py
index fe72659..3e670fe 100644
--- a/lib/matplotlib/tests/test_patheffects.py
+++ b/lib/matplotlib/tests/test_patheffects.py
@@ -121,7 +121,7 @@ def test_SimplePatchShadow_offset():
assert pe._offset == (4, 5)
-@image_comparison(baseline_images=['collection'], tol=0.02)
+@image_comparison(baseline_images=['collection'], tol=0.083)
def test_collection():
x, y = np.meshgrid(np.linspace(0, 10, 150), np.linspace(-5, 5, 100))
data = np.sin(x) + np.cos(y)
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