pre-commit-hooks/.venv/lib/python3.10/site-packages/_pytest/setuponly.py
2024-04-13 00:00:20 +00:00

104 lines
3.3 KiB
Python

from __future__ import annotations
from typing import Generator
from typing import Optional
from typing import Union
import pytest
from _pytest._io.saferepr import saferepr
from _pytest.config import Config
from _pytest.config import ExitCode
from _pytest.config.argparsing import Parser
from _pytest.fixtures import FixtureDef
from _pytest.fixtures import SubRequest
from _pytest.scope import Scope
def pytest_addoption(parser: Parser) -> None:
group = parser.getgroup('debugconfig')
group.addoption(
'--setuponly',
'--setup-only',
action='store_true',
help='Only setup fixtures, do not execute tests',
)
group.addoption(
'--setupshow',
'--setup-show',
action='store_true',
help='Show setup of fixtures while executing tests',
)
@pytest.hookimpl(wrapper=True)
def pytest_fixture_setup(
fixturedef: FixtureDef[object], request: SubRequest,
) -> Generator[None, object, object]:
try:
return (yield)
finally:
if request.config.option.setupshow:
if hasattr(request, 'param'):
# Save the fixture parameter so ._show_fixture_action() can
# display it now and during the teardown (in .finish()).
if fixturedef.ids:
if callable(fixturedef.ids):
param = fixturedef.ids(request.param)
else:
param = fixturedef.ids[request.param_index]
else:
param = request.param
fixturedef.cached_param = param # type: ignore[attr-defined]
_show_fixture_action(fixturedef, request.config, 'SETUP')
def pytest_fixture_post_finalizer(
fixturedef: FixtureDef[object], request: SubRequest,
) -> None:
if fixturedef.cached_result is not None:
config = request.config
if config.option.setupshow:
_show_fixture_action(fixturedef, request.config, 'TEARDOWN')
if hasattr(fixturedef, 'cached_param'):
del fixturedef.cached_param # type: ignore[attr-defined]
def _show_fixture_action(
fixturedef: FixtureDef[object], config: Config, msg: str,
) -> None:
capman = config.pluginmanager.getplugin('capturemanager')
if capman:
capman.suspend_global_capture()
tw = config.get_terminal_writer()
tw.line()
# Use smaller indentation the higher the scope: Session = 0, Package = 1, etc.
scope_indent = list(reversed(Scope)).index(fixturedef._scope)
tw.write(' ' * 2 * scope_indent)
tw.write(
'{step} {scope} {fixture}'.format( # noqa: UP032 (Readability)
step=msg.ljust(8), # align the output to TEARDOWN
scope=fixturedef.scope[0].upper(),
fixture=fixturedef.argname,
),
)
if msg == 'SETUP':
deps = sorted(arg for arg in fixturedef.argnames if arg != 'request')
if deps:
tw.write(' (fixtures used: {})'.format(', '.join(deps)))
if hasattr(fixturedef, 'cached_param'):
tw.write(f'[{saferepr(fixturedef.cached_param, maxsize=42)}]') # type: ignore[attr-defined]
tw.flush()
if capman:
capman.resume_global_capture()
@pytest.hookimpl(tryfirst=True)
def pytest_cmdline_main(config: Config) -> int | ExitCode | None:
if config.option.setuponly:
config.option.setupshow = True
return None