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Merge pull request #6241 from bluetech/type-annotations-9 

Add type annotations to _pytest.config.argparsing and corresponding Config code
This commit is contained in:
Ran Benita 2019-11-21 13:33:13 +02:00 committed by GitHub
parent ed012c808a dac16cd9e5
commit 5820c5c5a6
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 169 additions and 121 deletions
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11
src/_pytest/_argcomplete.py
View File

@ -53,19 +53,22 @@ If things do not work right away:
which should throw a KeyError: 'COMPLINE' (which is properly set by the
global argcomplete script).
"""
import argparse
import os
import sys
from glob import glob
from typing import Any
from typing import List
from typing import Optional
class FastFilesCompleter:
"Fast file completer class"
def __init__(self, directories=True):
def __init__(self, directories: bool = True) -> None:
self.directories = directories
def __call__(self, prefix, **kwargs):
def __call__(self, prefix: str, **kwargs: Any) -> List[str]:
"""only called on non option completions"""
if os.path.sep in prefix[1:]:
prefix_dir = len(os.path.dirname(prefix) + os.path.sep)
@ -94,13 +97,13 @@ if os.environ.get("_ARGCOMPLETE"):
sys.exit(-1)
filescompleter = FastFilesCompleter() # type: Optional[FastFilesCompleter]
def try_argcomplete(parser):
def try_argcomplete(parser: argparse.ArgumentParser) -> None:
argcomplete.autocomplete(parser, always_complete_options=False)
else:
def try_argcomplete(parser):
def try_argcomplete(parser: argparse.ArgumentParser) -> None:
pass
filescompleter = None

24
src/_pytest/config/__init__.py
View File

@ -45,6 +45,8 @@ from _pytest.warning_types import PytestConfigWarning
if False: # TYPE_CHECKING
from typing import Type
from .argparsing import Argument
hookimpl = HookimplMarker("pytest")
hookspec = HookspecMarker("pytest")
@ -679,7 +681,7 @@ class Config:
plugins = attr.ib()
dir = attr.ib(type=Path)
def __init__(self, pluginmanager, *, invocation_params=None):
def __init__(self, pluginmanager, *, invocation_params=None) -> None:
from .argparsing import Parser, FILE_OR_DIR
if invocation_params is None:
@ -792,11 +794,11 @@ class Config:
config.pluginmanager.consider_pluginarg(x)
return config
def _processopt(self, opt):
def _processopt(self, opt: "Argument") -> None:
for name in opt._short_opts + opt._long_opts:
self._opt2dest[name] = opt.dest
if hasattr(opt, "default") and opt.dest:
if hasattr(opt, "default"):
if not hasattr(self.option, opt.dest):
setattr(self.option, opt.dest, opt.default)
@ -804,7 +806,7 @@ class Config:
def pytest_load_initial_conftests(self, early_config):
self.pluginmanager._set_initial_conftests(early_config.known_args_namespace)
def _initini(self, args) -> None:
def _initini(self, args: Sequence[str]) -> None:
ns, unknown_args = self._parser.parse_known_and_unknown_args(
args, namespace=copy.copy(self.option)
)
@ -821,7 +823,7 @@ class Config:
self._parser.addini("minversion", "minimally required pytest version")
self._override_ini = ns.override_ini or ()
def _consider_importhook(self, args):
def _consider_importhook(self, args: Sequence[str]) -> None:
"""Install the PEP 302 import hook if using assertion rewriting.
Needs to parse the --assert=<mode> option from the commandline
@ -861,19 +863,19 @@ class Config:
for name in _iter_rewritable_modules(package_files):
hook.mark_rewrite(name)
def _validate_args(self, args, via):
def _validate_args(self, args: List[str], via: str) -> List[str]:
"""Validate known args."""
self._parser._config_source_hint = via
self._parser._config_source_hint = via # type: ignore
try:
self._parser.parse_known_and_unknown_args(
args, namespace=copy.copy(self.option)
)
finally:
del self._parser._config_source_hint
del self._parser._config_source_hint # type: ignore
return args
def _preparse(self, args, addopts=True):
def _preparse(self, args: List[str], addopts: bool = True) -> None:
if addopts:
env_addopts = os.environ.get("PYTEST_ADDOPTS", "")
if len(env_addopts):
@ -937,7 +939,7 @@ class Config:
)
)
def parse(self, args, addopts=True):
def parse(self, args: List[str], addopts: bool = True) -> None:
# parse given cmdline arguments into this config object.
assert not hasattr(
self, "args"
@ -948,7 +950,7 @@ class Config:
self._preparse(args, addopts=addopts)
# XXX deprecated hook:
self.hook.pytest_cmdline_preparse(config=self, args=args)
self._parser.after_preparse = True
self._parser.after_preparse = True # type: ignore
try:
args = self._parser.parse_setoption(
args, self.option, namespace=self.option

184
src/_pytest/config/argparsing.py
View File

@ -3,15 +3,24 @@ import sys
import warnings
from gettext import gettext
from typing import Any
from typing import Callable
from typing import cast
from typing import Dict
from typing import List
from typing import Mapping
from typing import Optional
from typing import Sequence
from typing import Tuple
from typing import Union
import py
from _pytest.config.exceptions import UsageError
if False: # TYPE_CHECKING
from typing import NoReturn
from typing_extensions import Literal # noqa: F401
FILE_OR_DIR = "file_or_dir"
@ -22,9 +31,13 @@ class Parser:
there's an error processing the command line arguments.
"""
prog = None
prog = None # type: Optional[str]
def __init__(self, usage=None, processopt=None):
def __init__(
self,
usage: Optional[str] = None,
processopt: Optional[Callable[["Argument"], None]] = None,
) -> None:
self._anonymous = OptionGroup("custom options", parser=self)
self._groups = [] # type: List[OptionGroup]
self._processopt = processopt
@ -33,12 +46,14 @@ class Parser:
self._ininames = [] # type: List[str]
self.extra_info = {} # type: Dict[str, Any]
def processoption(self, option):
def processoption(self, option: "Argument") -> None:
if self._processopt:
if option.dest:
self._processopt(option)
def getgroup(self, name, description="", after=None):
def getgroup(
self, name: str, description: str = "", after: Optional[str] = None
) -> "OptionGroup":
""" get (or create) a named option Group.
:name: name of the option group.
@ -61,13 +76,13 @@ class Parser:
self._groups.insert(i + 1, group)
return group
def addoption(self, *opts, **attrs):
def addoption(self, *opts: str, **attrs: Any) -> None:
""" register a command line option.
:opts: option names, can be short or long options.
:attrs: same attributes which the ``add_option()`` function of the
:attrs: same attributes which the ``add_argument()`` function of the
`argparse library
<http://docs.python.org/2/library/argparse.html>`_
<https://docs.python.org/library/argparse.html>`_
accepts.
After command line parsing options are available on the pytest config
@ -77,7 +92,11 @@ class Parser:
"""
self._anonymous.addoption(*opts, **attrs)
def parse(self, args, namespace=None):
def parse(
self,
args: Sequence[Union[str, py.path.local]],
namespace: Optional[argparse.Namespace] = None,
) -> argparse.Namespace:
from _pytest._argcomplete import try_argcomplete
self.optparser = self._getparser()
@ -98,27 +117,37 @@ class Parser:
n = option.names()
a = option.attrs()
arggroup.add_argument(*n, **a)
file_or_dir_arg = optparser.add_argument(FILE_OR_DIR, nargs="*")
# bash like autocompletion for dirs (appending '/')
# Type ignored because typeshed doesn't know about argcomplete.
optparser.add_argument( # type: ignore
FILE_OR_DIR, nargs="*"
).completer = filescompleter
file_or_dir_arg.completer = filescompleter # type: ignore
return optparser
def parse_setoption(self, args, option, namespace=None):
def parse_setoption(
self,
args: Sequence[Union[str, py.path.local]],
option: argparse.Namespace,
namespace: Optional[argparse.Namespace] = None,
) -> List[str]:
parsedoption = self.parse(args, namespace=namespace)
for name, value in parsedoption.__dict__.items():
setattr(option, name, value)
return getattr(parsedoption, FILE_OR_DIR)
return cast(List[str], getattr(parsedoption, FILE_OR_DIR))
def parse_known_args(self, args, namespace=None) -> argparse.Namespace:
def parse_known_args(
self,
args: Sequence[Union[str, py.path.local]],
namespace: Optional[argparse.Namespace] = None,
) -> argparse.Namespace:
"""parses and returns a namespace object with known arguments at this
point.
"""
return self.parse_known_and_unknown_args(args, namespace=namespace)[0]
def parse_known_and_unknown_args(
self, args, namespace=None
self,
args: Sequence[Union[str, py.path.local]],
namespace: Optional[argparse.Namespace] = None,
) -> Tuple[argparse.Namespace, List[str]]:
"""parses and returns a namespace object with known arguments, and
the remaining arguments unknown at this point.
@ -127,7 +156,13 @@ class Parser:
args = [str(x) if isinstance(x, py.path.local) else x for x in args]
return optparser.parse_known_args(args, namespace=namespace)
def addini(self, name, help, type=None, default=None):
def addini(
self,
name: str,
help: str,
type: Optional["Literal['pathlist', 'args', 'linelist', 'bool']"] = None,
default=None,
) -> None:
""" register an ini-file option.
:name: name of the ini-variable
@ -149,11 +184,11 @@ class ArgumentError(Exception):
inconsistent arguments.
"""
def __init__(self, msg, option):
def __init__(self, msg: str, option: Union["Argument", str]) -> None:
self.msg = msg
self.option_id = str(option)
def __str__(self):
def __str__(self) -> str:
if self.option_id:
return "option {}: {}".format(self.option_id, self.msg)
else:
@ -170,12 +205,11 @@ class Argument:
_typ_map = {"int": int, "string": str, "float": float, "complex": complex}
def __init__(self, *names, **attrs):
def __init__(self, *names: str, **attrs: Any) -> None:
"""store parms in private vars for use in add_argument"""
self._attrs = attrs
self._short_opts = [] # type: List[str]
self._long_opts = [] # type: List[str]
self.dest = attrs.get("dest")
if "%default" in (attrs.get("help") or ""):
warnings.warn(
'pytest now uses argparse. "%default" should be'
@ -221,23 +255,25 @@ class Argument:
except KeyError:
pass
self._set_opt_strings(names)
if not self.dest:
if self._long_opts:
self.dest = self._long_opts[0][2:].replace("-", "_")
else:
try:
self.dest = self._short_opts[0][1:]
except IndexError:
raise ArgumentError("need a long or short option", self)
dest = attrs.get("dest") # type: Optional[str]
if dest:
self.dest = dest
elif self._long_opts:
self.dest = self._long_opts[0][2:].replace("-", "_")
else:
try:
self.dest = self._short_opts[0][1:]
except IndexError:
self.dest = "???" # Needed for the error repr.
raise ArgumentError("need a long or short option", self)
def names(self):
def names(self) -> List[str]:
return self._short_opts + self._long_opts
def attrs(self):
def attrs(self) -> Mapping[str, Any]:
# update any attributes set by processopt
attrs = "default dest help".split()
if self.dest:
attrs.append(self.dest)
attrs.append(self.dest)
for attr in attrs:
try:
self._attrs[attr] = getattr(self, attr)
@ -250,7 +286,7 @@ class Argument:
self._attrs["help"] = a
return self._attrs
def _set_opt_strings(self, opts):
def _set_opt_strings(self, opts: Sequence[str]) -> None:
"""directly from optparse
might not be necessary as this is passed to argparse later on"""
@ -293,13 +329,15 @@ class Argument:
class OptionGroup:
def __init__(self, name, description="", parser=None):
def __init__(
self, name: str, description: str = "", parser: Optional[Parser] = None
) -> None:
self.name = name
self.description = description
self.options = [] # type: List[Argument]
self.parser = parser
def addoption(self, *optnames, **attrs):
def addoption(self, *optnames: str, **attrs: Any) -> None:
""" add an option to this group.
if a shortened version of a long option is specified it will
@ -315,11 +353,11 @@ class OptionGroup:
option = Argument(*optnames, **attrs)
self._addoption_instance(option, shortupper=False)
def _addoption(self, *optnames, **attrs):
def _addoption(self, *optnames: str, **attrs: Any) -> None:
option = Argument(*optnames, **attrs)
self._addoption_instance(option, shortupper=True)
def _addoption_instance(self, option, shortupper=False):
def _addoption_instance(self, option: "Argument", shortupper: bool = False) -> None:
if not shortupper:
for opt in option._short_opts:
if opt[0] == "-" and opt[1].islower():
@ -330,9 +368,12 @@ class OptionGroup:
class MyOptionParser(argparse.ArgumentParser):
def __init__(self, parser, extra_info=None, prog=None):
if not extra_info:
extra_info = {}
def __init__(
self,
parser: Parser,
extra_info: Optional[Dict[str, Any]] = None,
prog: Optional[str] = None,
) -> None:
self._parser = parser
argparse.ArgumentParser.__init__(
self,
@ -344,34 +385,42 @@ class MyOptionParser(argparse.ArgumentParser):
)
# extra_info is a dict of (param -> value) to display if there's
# an usage error to provide more contextual information to the user
self.extra_info = extra_info
self.extra_info = extra_info if extra_info else {}
def error(self, message):
def error(self, message: str) -> "NoReturn":
"""Transform argparse error message into UsageError."""
msg = "{}: error: {}".format(self.prog, message)
if hasattr(self._parser, "_config_source_hint"):
msg = "{} ({})".format(msg, self._parser._config_source_hint)
# Type ignored because the attribute is set dynamically.
msg = "{} ({})".format(msg, self._parser._config_source_hint) # type: ignore
raise UsageError(self.format_usage() + msg)
def parse_args(self, args=None, namespace=None):
# Type ignored because typeshed has a very complex type in the superclass.
def parse_args( # type: ignore
self,
args: Optional[Sequence[str]] = None,
namespace: Optional[argparse.Namespace] = None,
) -> argparse.Namespace:
"""allow splitting of positional arguments"""
args, argv = self.parse_known_args(args, namespace)
if argv:
for arg in argv:
parsed, unrecognized = self.parse_known_args(args, namespace)
if unrecognized:
for arg in unrecognized:
if arg and arg[0] == "-":
lines = ["unrecognized arguments: %s" % (" ".join(argv))]
lines = ["unrecognized arguments: %s" % (" ".join(unrecognized))]
for k, v in sorted(self.extra_info.items()):
lines.append(" {}: {}".format(k, v))
self.error("\n".join(lines))
getattr(args, FILE_OR_DIR).extend(argv)
return args
getattr(parsed, FILE_OR_DIR).extend(unrecognized)
return parsed
if sys.version_info[:2] < (3, 9): # pragma: no cover
# Backport of https://github.com/python/cpython/pull/14316 so we can
# disable long --argument abbreviations without breaking short flags.
def _parse_optional(self, arg_string):
def _parse_optional(
self, arg_string: str
) -> Optional[Tuple[Optional[argparse.Action], str, Optional[str]]]:
if not arg_string:
return None
if not arg_string[0] in self.prefix_chars:
@ -409,49 +458,45 @@ class DropShorterLongHelpFormatter(argparse.HelpFormatter):
"""shorten help for long options that differ only in extra hyphens
- collapse **long** options that are the same except for extra hyphens
- special action attribute map_long_option allows suppressing additional
long options
- shortcut if there are only two options and one of them is a short one
- cache result on action object as this is called at least 2 times
"""
def __init__(self, *args, **kwargs):
def __init__(self, *args: Any, **kwargs: Any) -> None:
"""Use more accurate terminal width via pylib."""
if "width" not in kwargs:
kwargs["width"] = py.io.get_terminal_width()
super().__init__(*args, **kwargs)
def _format_action_invocation(self, action):
def _format_action_invocation(self, action: argparse.Action) -> str:
orgstr = argparse.HelpFormatter._format_action_invocation(self, action)
if orgstr and orgstr[0] != "-": # only optional arguments
return orgstr
res = getattr(action, "_formatted_action_invocation", None)
res = getattr(
action, "_formatted_action_invocation", None
) # type: Optional[str]
if res:
return res
options = orgstr.split(", ")
if len(options) == 2 and (len(options[0]) == 2 or len(options[1]) == 2):
# a shortcut for '-h, --help' or '--abc', '-a'
action._formatted_action_invocation = orgstr
action._formatted_action_invocation = orgstr # type: ignore
return orgstr
return_list = []
option_map = getattr(action, "map_long_option", {})
if option_map is None:
option_map = {}
short_long = {} # type: Dict[str, str]
for option in options:
if len(option) == 2 or option[2] == " ":
continue
if not option.startswith("--"):
raise ArgumentError(
'long optional argument without "--": [%s]' % (option), self
'long optional argument without "--": [%s]' % (option), option
)
xxoption = option[2:]
if xxoption.split()[0] not in option_map:
shortened = xxoption.replace("-", "")
if shortened not in short_long or len(short_long[shortened]) < len(
xxoption
):
short_long[shortened] = xxoption
shortened = xxoption.replace("-", "")
if shortened not in short_long or len(short_long[shortened]) < len(
xxoption
):
short_long[shortened] = xxoption
# now short_long has been filled out to the longest with dashes
# **and** we keep the right option ordering from add_argument
for option in options:
@ -459,5 +504,6 @@ class DropShorterLongHelpFormatter(argparse.HelpFormatter):
return_list.append(option)
if option[2:] == short_long.get(option.replace("-", "")):
return_list.append(option.replace(" ", "=", 1))
action._formatted_action_invocation = ", ".join(return_list)
return action._formatted_action_invocation
formatted_action_invocation = ", ".join(return_list)
action._formatted_action_invocation = formatted_action_invocation # type: ignore
return formatted_action_invocation

71
testing/test_parseopt.py
View File

@ -12,22 +12,22 @@ from _pytest.config.exceptions import UsageError
@pytest.fixture
def parser():
def parser() -> parseopt.Parser:
return parseopt.Parser()
class TestParser:
def test_no_help_by_default(self):
def test_no_help_by_default(self) -> None:
parser = parseopt.Parser(usage="xyz")
pytest.raises(UsageError, lambda: parser.parse(["-h"]))
def test_custom_prog(self, parser):
def test_custom_prog(self, parser: parseopt.Parser) -> None:
"""Custom prog can be set for `argparse.ArgumentParser`."""
assert parser._getparser().prog == os.path.basename(sys.argv[0])
parser.prog = "custom-prog"
assert parser._getparser().prog == "custom-prog"
def test_argument(self):
def test_argument(self) -> None:
with pytest.raises(parseopt.ArgumentError):
# need a short or long option
argument = parseopt.Argument()
@ -45,7 +45,7 @@ class TestParser:
"Argument(_short_opts: ['-t'], _long_opts: ['--test'], dest: 'abc')"
)
def test_argument_type(self):
def test_argument_type(self) -> None:
argument = parseopt.Argument("-t", dest="abc", type=int)
assert argument.type is int
argument = parseopt.Argument("-t", dest="abc", type=str)
@ -60,7 +60,7 @@ class TestParser:
)
assert argument.type is str
def test_argument_processopt(self):
def test_argument_processopt(self) -> None:
argument = parseopt.Argument("-t", type=int)
argument.default = 42
argument.dest = "abc"
@ -68,19 +68,19 @@ class TestParser:
assert res["default"] == 42
assert res["dest"] == "abc"
def test_group_add_and_get(self, parser):
def test_group_add_and_get(self, parser: parseopt.Parser) -> None:
group = parser.getgroup("hello", description="desc")
assert group.name == "hello"
assert group.description == "desc"
def test_getgroup_simple(self, parser):
def test_getgroup_simple(self, parser: parseopt.Parser) -> None:
group = parser.getgroup("hello", description="desc")
assert group.name == "hello"
assert group.description == "desc"
group2 = parser.getgroup("hello")
assert group2 is group
def test_group_ordering(self, parser):
def test_group_ordering(self, parser: parseopt.Parser) -> None:
parser.getgroup("1")
parser.getgroup("2")
parser.getgroup("3", after="1")
@ -88,20 +88,20 @@ class TestParser:
groups_names = [x.name for x in groups]
assert groups_names == list("132")
def test_group_addoption(self):
def test_group_addoption(self) -> None:
group = parseopt.OptionGroup("hello")
group.addoption("--option1", action="store_true")
assert len(group.options) == 1
assert isinstance(group.options[0], parseopt.Argument)
def test_group_addoption_conflict(self):
def test_group_addoption_conflict(self) -> None:
group = parseopt.OptionGroup("hello again")
group.addoption("--option1", "--option-1", action="store_true")
with pytest.raises(ValueError) as err:
group.addoption("--option1", "--option-one", action="store_true")
assert str({"--option1"}) in str(err.value)
def test_group_shortopt_lowercase(self, parser):
def test_group_shortopt_lowercase(self, parser: parseopt.Parser) -> None:
group = parser.getgroup("hello")
with pytest.raises(ValueError):
group.addoption("-x", action="store_true")
@ -109,30 +109,30 @@ class TestParser:
group._addoption("-x", action="store_true")
assert len(group.options) == 1
def test_parser_addoption(self, parser):
def test_parser_addoption(self, parser: parseopt.Parser) -> None:
group = parser.getgroup("custom options")
assert len(group.options) == 0
group.addoption("--option1", action="store_true")
assert len(group.options) == 1
def test_parse(self, parser):
def test_parse(self, parser: parseopt.Parser) -> None:
parser.addoption("--hello", dest="hello", action="store")
args = parser.parse(["--hello", "world"])
assert args.hello == "world"
assert not getattr(args, parseopt.FILE_OR_DIR)
def test_parse2(self, parser):
def test_parse2(self, parser: parseopt.Parser) -> None:
args = parser.parse([py.path.local()])
assert getattr(args, parseopt.FILE_OR_DIR)[0] == py.path.local()
def test_parse_known_args(self, parser):
def test_parse_known_args(self, parser: parseopt.Parser) -> None:
parser.parse_known_args([py.path.local()])
parser.addoption("--hello", action="store_true")
ns = parser.parse_known_args(["x", "--y", "--hello", "this"])
assert ns.hello
assert ns.file_or_dir == ["x"]
def test_parse_known_and_unknown_args(self, parser):
def test_parse_known_and_unknown_args(self, parser: parseopt.Parser) -> None:
parser.addoption("--hello", action="store_true")
ns, unknown = parser.parse_known_and_unknown_args(
["x", "--y", "--hello", "this"]
@ -141,7 +141,7 @@ class TestParser:
assert ns.file_or_dir == ["x"]
assert unknown == ["--y", "this"]
def test_parse_will_set_default(self, parser):
def test_parse_will_set_default(self, parser: parseopt.Parser) -> None:
parser.addoption("--hello", dest="hello", default="x", action="store")
option = parser.parse([])
assert option.hello == "x"
@ -149,25 +149,22 @@ class TestParser:
parser.parse_setoption([], option)
assert option.hello == "x"
def test_parse_setoption(self, parser):
def test_parse_setoption(self, parser: parseopt.Parser) -> None:
parser.addoption("--hello", dest="hello", action="store")
parser.addoption("--world", dest="world", default=42)
class A:
pass
option = A()
option = argparse.Namespace()
args = parser.parse_setoption(["--hello", "world"], option)
assert option.hello == "world"
assert option.world == 42
assert not args
def test_parse_special_destination(self, parser):
def test_parse_special_destination(self, parser: parseopt.Parser) -> None:
parser.addoption("--ultimate-answer", type=int)
args = parser.parse(["--ultimate-answer", "42"])
assert args.ultimate_answer == 42
def test_parse_split_positional_arguments(self, parser):
def test_parse_split_positional_arguments(self, parser: parseopt.Parser) -> None:
parser.addoption("-R", action="store_true")
parser.addoption("-S", action="store_false")
args = parser.parse(["-R", "4", "2", "-S"])
@ -181,7 +178,7 @@ class TestParser:
assert args.R is True
assert args.S is False
def test_parse_defaultgetter(self):
def test_parse_defaultgetter(self) -> None:
def defaultget(option):
if not hasattr(option, "type"):
return
@ -199,17 +196,17 @@ class TestParser:
assert option.this == 42
assert option.no is False
def test_drop_short_helper(self):
def test_drop_short_helper(self) -> None:
parser = argparse.ArgumentParser(
formatter_class=parseopt.DropShorterLongHelpFormatter, allow_abbrev=False
)
parser.add_argument(
"-t", "--twoword", "--duo", "--two-word", "--two", help="foo"
).map_long_option = {"two": "two-word"}
)
# throws error on --deux only!
parser.add_argument(
"-d", "--deuxmots", "--deux-mots", action="store_true", help="foo"
).map_long_option = {"deux": "deux-mots"}
)
parser.add_argument("-s", action="store_true", help="single short")
parser.add_argument("--abc", "-a", action="store_true", help="bar")
parser.add_argument("--klm", "-k", "--kl-m", action="store_true", help="bar")
@ -221,7 +218,7 @@ class TestParser:
)
parser.add_argument(
"-x", "--exit-on-first", "--exitfirst", action="store_true", help="spam"
).map_long_option = {"exitfirst": "exit-on-first"}
)
parser.add_argument("files_and_dirs", nargs="*")
args = parser.parse_args(["-k", "--duo", "hallo", "--exitfirst"])
assert args.twoword == "hallo"
@ -236,32 +233,32 @@ class TestParser:
args = parser.parse_args(["file", "dir"])
assert "|".join(args.files_and_dirs) == "file|dir"
def test_drop_short_0(self, parser):
def test_drop_short_0(self, parser: parseopt.Parser) -> None:
parser.addoption("--funcarg", "--func-arg", action="store_true")
parser.addoption("--abc-def", "--abc-def", action="store_true")
parser.addoption("--klm-hij", action="store_true")
with pytest.raises(UsageError):
parser.parse(["--funcarg", "--k"])
def test_drop_short_2(self, parser):
def test_drop_short_2(self, parser: parseopt.Parser) -> None:
parser.addoption("--func-arg", "--doit", action="store_true")
args = parser.parse(["--doit"])
assert args.func_arg is True
def test_drop_short_3(self, parser):
def test_drop_short_3(self, parser: parseopt.Parser) -> None:
parser.addoption("--func-arg", "--funcarg", "--doit", action="store_true")
args = parser.parse(["abcd"])
assert args.func_arg is False
assert args.file_or_dir == ["abcd"]
def test_drop_short_help0(self, parser, capsys):
def test_drop_short_help0(self, parser: parseopt.Parser, capsys) -> None:
parser.addoption("--func-args", "--doit", help="foo", action="store_true")
parser.parse([])
help = parser.optparser.format_help()
assert "--func-args, --doit foo" in help
# testing would be more helpful with all help generated
def test_drop_short_help1(self, parser, capsys):
def test_drop_short_help1(self, parser: parseopt.Parser, capsys) -> None:
group = parser.getgroup("general")
group.addoption("--doit", "--func-args", action="store_true", help="foo")
group._addoption(
@ -275,7 +272,7 @@ class TestParser:
help = parser.optparser.format_help()
assert "-doit, --func-args foo" in help
def test_multiple_metavar_help(self, parser):
def test_multiple_metavar_help(self, parser: parseopt.Parser) -> None:
"""
Help text for options with a metavar tuple should display help
in the form "--preferences=value1 value2 value3" (#2004).
@ -290,7 +287,7 @@ class TestParser:
assert "--preferences=value1 value2 value3" in help
def test_argcomplete(testdir, monkeypatch):
def test_argcomplete(testdir, monkeypatch) -> None:
if not distutils.spawn.find_executable("bash"):
pytest.skip("bash not available")
script = str(testdir.tmpdir.join("test_argcomplete"))