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# 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
# Copyright (c) https://github.com/PyCQA/pylint/blob/main/CONTRIBUTORS.txt
from typing import Any, NoReturn
from unittest import mock
from unittest.mock import patch
import pytest
from py._path.local import LocalPath
from pytest import CaptureFixture
from pylint.lint.pylinter import PyLinter
from pylint.utils import FileState
def raise_exception(*args: Any, **kwargs: Any) -> NoReturn:
raise ValueError
@patch.object(FileState, "iter_spurious_suppression_messages", raise_exception)
def test_crash_in_file(
linter: PyLinter, capsys: CaptureFixture, tmpdir: LocalPath
) -> None:
with pytest.warns(DeprecationWarning):
args = linter.load_command_line_configuration([__file__])
linter.crash_file_path = str(tmpdir / "pylint-crash-%Y")
linter.check(args)
out, err = capsys.readouterr()
assert not out
assert not err
files = tmpdir.listdir()
assert len(files) == 1
assert "pylint-crash-20" in str(files[0])
assert any(m.symbol == "fatal" for m in linter.reporter.messages)
def test_check_deprecation(linter: PyLinter, recwarn):
linter.check("myfile.py")
msg = recwarn.pop()
assert "check function will only accept sequence" in str(msg)
def test_crash_during_linting(
linter: PyLinter, capsys: CaptureFixture[str], tmpdir: LocalPath
) -> None:
with mock.patch(
"pylint.lint.PyLinter.check_astroid_module", side_effect=RuntimeError
):
linter.crash_file_path = str(tmpdir / "pylint-crash-%Y")
linter.check([__file__])
out, err = capsys.readouterr()
assert not out
assert not err
files = tmpdir.listdir()
assert len(files) == 1
assert "pylint-crash-20" in str(files[0])
assert any(m.symbol == "astroid-error" for m in linter.reporter.messages)
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