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# SPDX-FileCopyrightText: Peter Pentchev <roam@ringlet.net>
# SPDX-License-Identifier: BSD-2-Clause
"""Load the Tox configuration, look for our tags thing."""
from __future__ import annotations
import contextlib
import pathlib
import sys
import tempfile
from typing import TYPE_CHECKING
import pytest
import utf8_locale
import tox_trivtags.parse as ttt_parse
if sys.version_info >= (3, 11):
import contextlib as contextlib_chdir
else:
import contextlib_chdir
if TYPE_CHECKING:
from collections.abc import Callable, Iterator
from contextlib import AbstractContextManager
from typing import Final
_EXPECTED: Final[dict[str, list[str]]] = {
"format": ["check", "quick"],
"reformat": ["format", "manual"],
"unit-tests-no-tox": ["tests"],
"unit-tests-tox-4": ["tests"],
".pkg": [],
"t-single": ["something"],
"t-several": ["all", "the", "things"],
"t-special": ["So,", "how many", "$tags", 'is "too many",', "'eh\"?"],
}
@contextlib.contextmanager
def _cfg_filename_cwd() -> Iterator[pathlib.Path]:
"""No arguments, parse the tox.ini file in the current directory."""
yield pathlib.Path("tox.ini")
@contextlib.contextmanager
def _cfg_filename_tempdir() -> Iterator[pathlib.Path]:
"""Create a temporary directory, enter it, pass `-c` with the original cwd."""
cwd: Final = pathlib.Path().absolute()
with tempfile.TemporaryDirectory() as tempd:
print(f"Temporary directory: {tempd}; current directory: {cwd}")
with contextlib_chdir.chdir(tempd):
yield cwd / "tox.ini"
def _do_test_run_showconfig(filename: pathlib.Path) -> None:
"""Parse the `tox --showconfig` output."""
u8env: Final = utf8_locale.UTF8Detect().detect().env
print(f"Using {u8env['LC_ALL']} as a UTF-8-capable locale")
envs: Final = ttt_parse.parse_showconfig(filename, env=u8env)
print(f"Got some Tox config sections: {' '.join(sorted(envs))}")
for envname, expected in _EXPECTED.items():
print(f"- envname {envname!r} expected {expected!r}")
assert envs[envname].tags == expected
@pytest.mark.parametrize("cfg_filename", [_cfg_filename_cwd, _cfg_filename_tempdir])
def test_run_showconfig(cfg_filename: Callable[[], AbstractContextManager[pathlib.Path]]) -> None:
"""Run `tox --showconfig` expecting tox.ini to be in the specified directory."""
print()
with cfg_filename() as filename:
_do_test_run_showconfig(filename)
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