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# Copyright (c) 2015 Aru Sahni <arusahni@gmail.com>
# Copyright (c) 2016-2018, 2020 Claudiu Popa <pcmanticore@gmail.com>
# Copyright (c) 2016 Derek Gustafson <degustaf@gmail.com>
# Copyright (c) 2017 Ville Skyttä <ville.skytta@iki.fi>
# Copyright (c) 2019-2021 Pierre Sassoulas <pierre.sassoulas@gmail.com>
# Copyright (c) 2019 Ashley Whetter <ashley@awhetter.co.uk>
# Copyright (c) 2020 hippo91 <guillaume.peillex@gmail.com>
# Copyright (c) 2020 Anthony Sottile <asottile@umich.edu>
# Copyright (c) 2021 Daniël van Noord <13665637+DanielNoord@users.noreply.github.com>
# Copyright (c) 2021 Marc Mueller <30130371+cdce8p@users.noreply.github.com>
# 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
"""Unit tests for the config module."""
import re
import sre_constants
import sys
from typing import Dict, Tuple, Type
import pytest
from pylint import config
from pylint.checkers import BaseChecker
from pylint.testutils import CheckerTestCase, set_config
from pylint.utils.utils import get_global_option
if sys.version_info >= (3, 7):
RE_PATTERN_TYPE = re.Pattern
else:
RE_PATTERN_TYPE = re._pattern_type # pylint: disable=no-member
def test__regexp_validator_valid() -> None:
result = config.option._regexp_validator(None, None, "test_.*")
assert isinstance(result, RE_PATTERN_TYPE)
assert result.pattern == "test_.*"
def test__regexp_validator_invalid() -> None:
with pytest.raises(sre_constants.error):
config.option._regexp_validator(None, None, "test_)")
def test__csv_validator_no_spaces() -> None:
values = ["One", "Two", "Three"]
result = config.option._csv_validator(None, None, ",".join(values))
assert isinstance(result, list)
assert len(result) == 3
for i, value in enumerate(values):
assert result[i] == value
def test__csv_validator_spaces() -> None:
values = ["One", "Two", "Three"]
result = config.option._csv_validator(None, None, ", ".join(values))
assert isinstance(result, list)
assert len(result) == 3
for i, value in enumerate(values):
assert result[i] == value
def test__regexp_csv_validator_valid() -> None:
pattern_strings = ["test_.*", "foo\\.bar", "^baz$"]
result = config.option._regexp_csv_validator(None, None, ",".join(pattern_strings))
for i, regex in enumerate(result):
assert isinstance(regex, RE_PATTERN_TYPE)
assert regex.pattern == pattern_strings[i]
def test__regexp_csv_validator_invalid() -> None:
pattern_strings = ["test_.*", "foo\\.bar", "^baz)$"]
with pytest.raises(sre_constants.error):
config.option._regexp_csv_validator(None, None, ",".join(pattern_strings))
class TestPyLinterOptionSetters(CheckerTestCase):
"""Class to check the set_config decorator and get_global_option util
for options declared in PyLinter."""
class Checker(BaseChecker):
name = "checker"
msgs: Dict[str, Tuple[str, ...]] = {}
options = (("An option", {"An option": "dict"}),)
CHECKER_CLASS: Type = Checker
@set_config(ignore_paths=".*/tests/.*,.*\\ignore\\.*")
def test_ignore_paths_with_value(self) -> None:
"""Test ignore-paths option with value"""
options = get_global_option(self.checker, "ignore-paths")
assert any(i.match("dir/tests/file.py") for i in options)
assert any(i.match("dir\\tests\\file.py") for i in options)
assert any(i.match("dir/ignore/file.py") for i in options)
assert any(i.match("dir\\ignore\\file.py") for i in options)
def test_ignore_paths_with_no_value(self) -> None:
"""Test ignore-paths option with no value.
Compare against actual list to see if validator works."""
options = get_global_option(self.checker, "ignore-paths")
assert options == []
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