# Copyright (c) 2016-2018, 2020 Claudiu Popa # Copyright (c) 2016-2017 Derek Gustafson # Copyright (c) 2019-2021 Pierre Sassoulas # Copyright (c) 2019 Ashley Whetter # Copyright (c) 2020 hippo91 # Copyright (c) 2020 Damien Baty # 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