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# Copyright (c) 2021 Rebecca Turner <rbt@sent.as>
# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/PyCQA/pylint/blob/main/LICENSE
import astroid
from pylint.checkers import design_analysis
from pylint.testutils import CheckerTestCase, set_config
class TestDesignChecker(CheckerTestCase):
CHECKER_CLASS = design_analysis.MisdesignChecker
@set_config(
ignored_parents=(".Dddd",),
max_parents=1,
)
def test_too_many_ancestors_ignored_parents_are_skipped(self):
"""Make sure that classes listed in ``ignored-parents`` aren't counted
by the too-many-ancestors message.
"""
node = astroid.extract_node(
"""
class Aaaa(object):
pass
class Bbbb(Aaaa):
pass
class Cccc(Bbbb):
pass
class Dddd(Cccc):
pass
class Eeee(Dddd):
pass
"""
)
with self.assertNoMessages():
self.checker.visit_classdef(node)
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