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MoonTestUse1
227
.venv2/Lib/site-packages/_pytest/config/findpaths.py
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227
.venv2/Lib/site-packages/_pytest/config/findpaths.py
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import os
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import sys
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from pathlib import Path
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from typing import Dict
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from typing import Iterable
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from typing import List
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from typing import Optional
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from typing import Sequence
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from typing import Tuple
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from typing import Union
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import iniconfig
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from .exceptions import UsageError
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from _pytest.outcomes import fail
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from _pytest.pathlib import absolutepath
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from _pytest.pathlib import commonpath
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from _pytest.pathlib import safe_exists
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def _parse_ini_config(path: Path) -> iniconfig.IniConfig:
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"""Parse the given generic '.ini' file using legacy IniConfig parser, returning
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the parsed object.
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Raise UsageError if the file cannot be parsed.
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"""
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try:
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return iniconfig.IniConfig(str(path))
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except iniconfig.ParseError as exc:
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raise UsageError(str(exc)) from exc
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def load_config_dict_from_file(
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filepath: Path,
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) -> Optional[Dict[str, Union[str, List[str]]]]:
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"""Load pytest configuration from the given file path, if supported.
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Return None if the file does not contain valid pytest configuration.
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"""
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# Configuration from ini files are obtained from the [pytest] section, if present.
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if filepath.suffix == ".ini":
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iniconfig = _parse_ini_config(filepath)
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if "pytest" in iniconfig:
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return dict(iniconfig["pytest"].items())
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else:
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# "pytest.ini" files are always the source of configuration, even if empty.
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if filepath.name == "pytest.ini":
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return {}
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# '.cfg' files are considered if they contain a "[tool:pytest]" section.
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elif filepath.suffix == ".cfg":
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iniconfig = _parse_ini_config(filepath)
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if "tool:pytest" in iniconfig.sections:
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return dict(iniconfig["tool:pytest"].items())
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elif "pytest" in iniconfig.sections:
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# If a setup.cfg contains a "[pytest]" section, we raise a failure to indicate users that
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# plain "[pytest]" sections in setup.cfg files is no longer supported (#3086).
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fail(CFG_PYTEST_SECTION.format(filename="setup.cfg"), pytrace=False)
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# '.toml' files are considered if they contain a [tool.pytest.ini_options] table.
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elif filepath.suffix == ".toml":
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if sys.version_info >= (3, 11):
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import tomllib
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else:
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import tomli as tomllib
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toml_text = filepath.read_text(encoding="utf-8")
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try:
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config = tomllib.loads(toml_text)
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except tomllib.TOMLDecodeError as exc:
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raise UsageError(f"{filepath}: {exc}") from exc
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result = config.get("tool", {}).get("pytest", {}).get("ini_options", None)
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if result is not None:
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# TOML supports richer data types than ini files (strings, arrays, floats, ints, etc),
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# however we need to convert all scalar values to str for compatibility with the rest
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# of the configuration system, which expects strings only.
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def make_scalar(v: object) -> Union[str, List[str]]:
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return v if isinstance(v, list) else str(v)
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return {k: make_scalar(v) for k, v in result.items()}
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return None
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def locate_config(
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args: Iterable[Path],
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) -> Tuple[Optional[Path], Optional[Path], Dict[str, Union[str, List[str]]]]:
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"""Search in the list of arguments for a valid ini-file for pytest,
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and return a tuple of (rootdir, inifile, cfg-dict)."""
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config_names = [
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"pytest.ini",
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".pytest.ini",
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"pyproject.toml",
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"tox.ini",
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"setup.cfg",
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]
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args = [x for x in args if not str(x).startswith("-")]
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if not args:
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args = [Path.cwd()]
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for arg in args:
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argpath = absolutepath(arg)
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for base in (argpath, *argpath.parents):
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for config_name in config_names:
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p = base / config_name
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if p.is_file():
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ini_config = load_config_dict_from_file(p)
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if ini_config is not None:
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return base, p, ini_config
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return None, None, {}
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def get_common_ancestor(paths: Iterable[Path]) -> Path:
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common_ancestor: Optional[Path] = None
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for path in paths:
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if not path.exists():
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continue
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if common_ancestor is None:
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common_ancestor = path
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else:
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if common_ancestor in path.parents or path == common_ancestor:
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continue
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elif path in common_ancestor.parents:
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common_ancestor = path
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else:
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shared = commonpath(path, common_ancestor)
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if shared is not None:
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common_ancestor = shared
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if common_ancestor is None:
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common_ancestor = Path.cwd()
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elif common_ancestor.is_file():
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common_ancestor = common_ancestor.parent
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return common_ancestor
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def get_dirs_from_args(args: Iterable[str]) -> List[Path]:
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def is_option(x: str) -> bool:
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return x.startswith("-")
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def get_file_part_from_node_id(x: str) -> str:
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return x.split("::")[0]
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def get_dir_from_path(path: Path) -> Path:
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if path.is_dir():
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return path
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return path.parent
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# These look like paths but may not exist
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possible_paths = (
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absolutepath(get_file_part_from_node_id(arg))
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for arg in args
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if not is_option(arg)
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)
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return [get_dir_from_path(path) for path in possible_paths if safe_exists(path)]
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CFG_PYTEST_SECTION = "[pytest] section in {filename} files is no longer supported, change to [tool:pytest] instead."
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def determine_setup(
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inifile: Optional[str],
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args: Sequence[str],
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rootdir_cmd_arg: Optional[str] = None,
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invocation_dir: Optional[Path] = None,
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) -> Tuple[Path, Optional[Path], Dict[str, Union[str, List[str]]]]:
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"""Determine the rootdir, inifile and ini configuration values from the
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command line arguments.
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:param inifile:
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The `--inifile` command line argument, if given.
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:param args:
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The free command line arguments.
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:param rootdir_cmd_arg:
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The `--rootdir` command line argument, if given.
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:param invocation_dir:
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The working directory when pytest was invoked, if known.
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If not known, the current working directory is used.
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"""
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rootdir = None
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dirs = get_dirs_from_args(args)
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if inifile:
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inipath_ = absolutepath(inifile)
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inipath: Optional[Path] = inipath_
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inicfg = load_config_dict_from_file(inipath_) or {}
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if rootdir_cmd_arg is None:
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rootdir = inipath_.parent
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else:
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ancestor = get_common_ancestor(dirs)
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rootdir, inipath, inicfg = locate_config([ancestor])
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if rootdir is None and rootdir_cmd_arg is None:
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for possible_rootdir in (ancestor, *ancestor.parents):
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if (possible_rootdir / "setup.py").is_file():
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rootdir = possible_rootdir
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break
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else:
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if dirs != [ancestor]:
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rootdir, inipath, inicfg = locate_config(dirs)
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if rootdir is None:
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if invocation_dir is not None:
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cwd = invocation_dir
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else:
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cwd = Path.cwd()
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rootdir = get_common_ancestor([cwd, ancestor])
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if is_fs_root(rootdir):
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rootdir = ancestor
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if rootdir_cmd_arg:
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rootdir = absolutepath(os.path.expandvars(rootdir_cmd_arg))
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if not rootdir.is_dir():
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raise UsageError(
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"Directory '{}' not found. Check your '--rootdir' option.".format(
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rootdir
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)
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)
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assert rootdir is not None
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return rootdir, inipath, inicfg or {}
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def is_fs_root(p: Path) -> bool:
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r"""
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Return True if the given path is pointing to the root of the
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file system ("/" on Unix and "C:\\" on Windows for example).
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"""
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return os.path.splitdrive(str(p))[1] == os.sep
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