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# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/pylint-dev/pylint/blob/main/LICENSE
# Copyright (c) https://github.com/pylint-dev/pylint/blob/main/CONTRIBUTORS.txt
import os
import sys
from pathlib import Path
import pytest
from pylint.testutils.utils import _test_cwd, _test_environ_pythonpath, _test_sys_path
def test__test_sys_path_no_arg() -> None:
sys_path = sys.path
with _test_sys_path():
assert sys.path == sys_path
new_sys_path = ["new_sys_path"]
sys.path = new_sys_path
assert sys.path == new_sys_path
assert sys.path == sys_path
def test__test_sys_path() -> None:
sys_path = sys.path
new_sys_path = [".", "/home"]
with _test_sys_path(new_sys_path):
assert sys.path == new_sys_path
newer_sys_path = ["new_sys_path"]
sys.path = newer_sys_path
assert sys.path == newer_sys_path
assert sys.path == sys_path
def test__test_cwd_no_arg(tmp_path: Path) -> None:
cwd = os.getcwd()
with _test_cwd():
assert os.getcwd() == cwd
os.chdir(tmp_path)
assert os.getcwd() == str(tmp_path)
assert os.getcwd() == cwd
def test__test_cwd(tmp_path: Path) -> None:
cwd = os.getcwd()
with _test_cwd(tmp_path):
assert os.getcwd() == str(tmp_path)
new_path = tmp_path / "another_dir"
new_path.mkdir()
os.chdir(new_path)
assert os.getcwd() == str(new_path)
assert os.getcwd() == cwd
@pytest.mark.parametrize("old_pythonpath", ["./oldpath/:", None])
def test__test_environ_pythonpath_no_arg(old_pythonpath: str) -> None:
real_pythonpath = os.environ.get("PYTHONPATH")
with _test_environ_pythonpath(old_pythonpath):
with _test_environ_pythonpath():
assert os.environ.get("PYTHONPATH") is None
new_pythonpath = "./whatever/:"
os.environ["PYTHONPATH"] = new_pythonpath
assert os.environ.get("PYTHONPATH") == new_pythonpath
assert os.environ.get("PYTHONPATH") == old_pythonpath
assert os.environ.get("PYTHONPATH") == real_pythonpath
@pytest.mark.parametrize("old_pythonpath", ["./oldpath/:", None])
def test__test_environ_pythonpath(old_pythonpath: str) -> None:
real_pythonpath = os.environ.get("PYTHONPATH")
with _test_environ_pythonpath(old_pythonpath):
new_pythonpath = "./whatever/:"
with _test_environ_pythonpath(new_pythonpath):
assert os.environ.get("PYTHONPATH") == new_pythonpath
newer_pythonpath = "./something_else/:"
os.environ["PYTHONPATH"] = newer_pythonpath
assert os.environ.get("PYTHONPATH") == newer_pythonpath
assert os.environ.get("PYTHONPATH") == old_pythonpath
assert os.environ.get("PYTHONPATH") == real_pythonpath
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