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Merge pull request #2894 from hugovk/avoid-random-noise-failure

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Test: avoid random noise failure
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wiredfool 2017-12-20 09:26:49 +00:00 committed by GitHub
commit c4a91f05ef
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2 changed files with 36 additions and 21 deletions
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11
Tests/helper.py
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@ -20,6 +20,7 @@ try:
except ImportError: except ImportError:
pass pass
def convert_to_comparable(a, b): def convert_to_comparable(a, b):
new_a, new_b = a, b new_a, new_b = a, b
if a.mode == 'P': if a.mode == 'P':
@ -161,6 +162,12 @@ class PillowTestCase(unittest.TestCase):
self.assertTrue(found) self.assertTrue(found)
return result return result
def assert_all_same(self, items, msg=None):
self.assertTrue(items.count(items[0]) == len(items), msg)
def assert_not_all_same(self, items, msg=None):
self.assertFalse(items.count(items[0]) == len(items), msg)
def skipKnownBadTest(self, msg=None, platform=None, def skipKnownBadTest(self, msg=None, platform=None,
travis=None, interpreter=None): travis=None, interpreter=None):
# Skip if platform/travis matches, and # Skip if platform/travis matches, and
@ -201,6 +208,7 @@ class PillowTestCase(unittest.TestCase):
return Image.open(outfile) return Image.open(outfile)
raise IOError() raise IOError()
@unittest.skipIf(sys.platform.startswith('win32'), "requires Unix or MacOS") @unittest.skipIf(sys.platform.startswith('win32'), "requires Unix or MacOS")
class PillowLeakTestCase(PillowTestCase): class PillowLeakTestCase(PillowTestCase):
# requires unix/osx # requires unix/osx
@ -215,7 +223,7 @@ class PillowLeakTestCase(PillowTestCase):
:returns; memory usage in kilobytes :returns; memory usage in kilobytes
""" """
from resource import getpagesize, getrusage, RUSAGE_SELF from resource import getrusage, RUSAGE_SELF
mem = getrusage(RUSAGE_SELF).ru_maxrss mem = getrusage(RUSAGE_SELF).ru_maxrss
if sys.platform == 'darwin': if sys.platform == 'darwin':
# man 2 getrusage: # man 2 getrusage:
@ -309,6 +317,7 @@ def imagemagick_available():
def on_appveyor(): def on_appveyor():
return 'APPVEYOR' in os.environ return 'APPVEYOR' in os.environ
if sys.platform == 'win32': if sys.platform == 'win32':
IMCONVERT = os.environ.get('MAGICK_HOME', '') IMCONVERT = os.environ.get('MAGICK_HOME', '')
if IMCONVERT: if IMCONVERT:

12
Tests/test_image.py
View File

@ -22,7 +22,7 @@ class TestImage(PillowTestCase):
'BGR;15', 'BGR;16', 'BGR;24', 'BGR;32' 'BGR;15', 'BGR;16', 'BGR;24', 'BGR;32'
]: ]:
with self.assertRaises(ValueError) as e: with self.assertRaises(ValueError) as e:
Image.new(mode, (1, 1)); Image.new(mode, (1, 1))
self.assertEqual(str(e.exception), 'unrecognized image mode') self.assertEqual(str(e.exception), 'unrecognized image mode')
def test_sanity(self): def test_sanity(self):
@ -277,7 +277,8 @@ class TestImage(PillowTestCase):
self.assertRaises(ValueError, self.assertRaises(ValueError,
source.alpha_composite, over, "invalid source") source.alpha_composite, over, "invalid source")
self.assertRaises(ValueError, self.assertRaises(ValueError,
source.alpha_composite, over, (0, 0), "invalid destination") source.alpha_composite, over, (0, 0),
"invalid destination")
self.assertRaises(ValueError, self.assertRaises(ValueError,
source.alpha_composite, over, (0)) source.alpha_composite, over, (0))
self.assertRaises(ValueError, self.assertRaises(ValueError,
@ -354,7 +355,12 @@ class TestImage(PillowTestCase):
# Assert # Assert
self.assertEqual(im.size, (100, 100)) self.assertEqual(im.size, (100, 100))
self.assertEqual(im.mode, "L") self.assertEqual(im.mode, "L")
self.assertNotEqual(im.getpixel((0, 0)), im.getpixel((0, 1))) p0 = im.getpixel((0, 0))
p1 = im.getpixel((0, 1))
p2 = im.getpixel((0, 2))
p3 = im.getpixel((0, 3))
p4 = im.getpixel((0, 4))
self.assert_not_all_same([p0, p1, p2, p3, p4])
def test_effect_spread(self): def test_effect_spread(self):
# Arrange # Arrange