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[3.6] bpo-31174: Improve the code of test_tools.test_unparse. (GH-4146) #4148

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Merged
serhiy-storchaka merged 1 commit into from
Oct 27, 2017
Merged

[3.6] bpo-31174: Improve the code of test_tools.test_unparse. (GH-4146) #4148

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16 changes: 8 additions & 8 deletions Lib/test/test_tools/test_unparse.py
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Original file line number Diff line number Diff line change
Expand Up @@ -268,12 +268,13 @@ class DirectoryTestCase(ASTTestCase):
# test directories, relative to the root of the distribution
test_directories = 'Lib', os.path.join('Lib', 'test')

def get_names(self):
if DirectoryTestCase.NAMES is not None:
return DirectoryTestCase.NAMES
@classmethod
def get_names(cls):
if cls.NAMES is not None:
return cls.NAMES

names = []
for d in self.test_directories:
for d in cls.test_directories:
test_dir = os.path.join(basepath, d)
for n in os.listdir(test_dir):
if n.endswith('.py') and not n.startswith('bad'):
Expand All @@ -282,10 +283,9 @@ def get_names(self):
# Test limited subset of files unless the 'cpu' resource is specified.
if not test.support.is_resource_enabled("cpu"):
names = random.sample(names, 10)
# bpo-31174: Store the names sample to always test the same files.
# It prevents false alarms when hunting reference leaks.
DirectoryTestCase.NAMES = names

# bpo-31174: Store the names sample to always test the same files.
# It prevents false alarms when hunting reference leaks.
cls.NAMES = names
return names

def test_files(self):
Expand Down