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# Copyright (c) 2016-2018, 2020 Claudiu Popa <pcmanticore@gmail.com>
# Copyright (c) 2016-2017 Derek Gustafson <degustaf@gmail.com>
# Copyright (c) 2019-2020 Pierre Sassoulas <pierre.sassoulas@gmail.com>
# Copyright (c) 2019 Ashley Whetter <ashley@awhetter.co.uk>
# Copyright (c) 2020 Damien Baty <damien.baty@polyconseil.fr>
# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/PyCQA/pylint/blob/master/COPYING
"""Tests for the pylint checker in :mod:`pylint.extensions.bad_builtin
"""
from os import path as osp
import pytest
from pylint.extensions.bad_builtin import BadBuiltinChecker
from pylint.lint import fix_import_path
EXPECTED = [
"Used builtin function 'map'. Using a list comprehension can be clearer.",
"Used builtin function 'filter'. Using a list comprehension can be clearer.",
]
@pytest.fixture(scope="module")
def checker():
return BadBuiltinChecker
@pytest.fixture(scope="module")
def disable():
return ["I"]
def test_types_redefined(linter):
elif_test = osp.join(osp.dirname(osp.abspath(__file__)), "data", "bad_builtin.py")
with fix_import_path([elif_test]):
linter.check([elif_test])
msgs = sorted(linter.reporter.messages, key=lambda item: item.line)
assert len(msgs) == 2
for msg, expected in zip(msgs, EXPECTED):
assert msg.symbol == "bad-builtin"
assert msg.msg == expected
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