be656dd4e4
This prevents referring to a generic type without filling in its generic type parameters. The FixtureDef typing might need some more refining in the future.
41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
from typing import Optional
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from typing import Union
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import pytest
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from _pytest.config import Config
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from _pytest.config import ExitCode
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from _pytest.config.argparsing import Parser
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from _pytest.fixtures import FixtureDef
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from _pytest.fixtures import SubRequest
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def pytest_addoption(parser: Parser) -> None:
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group = parser.getgroup("debugconfig")
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group.addoption(
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"--setupplan",
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"--setup-plan",
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action="store_true",
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help="show what fixtures and tests would be executed but "
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"don't execute anything.",
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)
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@pytest.hookimpl(tryfirst=True)
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def pytest_fixture_setup(
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fixturedef: FixtureDef[object], request: SubRequest
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) -> Optional[object]:
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# Will return a dummy fixture if the setuponly option is provided.
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if request.config.option.setupplan:
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my_cache_key = fixturedef.cache_key(request)
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fixturedef.cached_result = (None, my_cache_key, None)
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return fixturedef.cached_result
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return None
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@pytest.hookimpl(tryfirst=True)
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def pytest_cmdline_main(config: Config) -> Optional[Union[int, ExitCode]]:
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if config.option.setupplan:
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config.option.setuponly = True
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config.option.setupshow = True
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return None
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