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78 lines
2.6 KiB
Python
78 lines
2.6 KiB
Python
from __future__ import annotations
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import platform
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import sys
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from typing import Any, Iterator
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import pytest
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from coverage.tracer import CTracer
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from pexpect.popen_spawn import PopenSpawn
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from plumbum import local
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from pytest_gitconfig.plugin import DELETE, GitConfig
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from .helpers import Spawn
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@pytest.fixture
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def spawn() -> Spawn:
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"""Spawn a copier process TUI to interact with."""
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if platform.system() == "Windows":
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# HACK https://github.com/prompt-toolkit/python-prompt-toolkit/issues/1243#issuecomment-706668723
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# FIXME Use pexpect or wexpect somehow to fix this
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pytest.xfail(
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"pexpect fails on Windows",
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)
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def _spawn(cmd: tuple[str, ...], *, timeout: int | None = None) -> PopenSpawn:
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# Disable subprocess timeout if debugging (except coverage), for commodity
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# See https://stackoverflow.com/a/67065084/1468388
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tracer = getattr(sys, "gettrace", lambda: None)()
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if not isinstance(tracer, (CTracer, type(None))):
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timeout = None
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# Using PopenSpawn, although probably it would be best to use pexpect.spawn
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# instead. However, it's working fine and it seems easier to fix in the
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# future to work on Windows (where, this way, spawning actually works; it's just
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# python-prompt-toolkit that rejects displaying a TUI)
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return PopenSpawn(cmd, timeout, logfile=sys.stderr.buffer)
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return _spawn
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@pytest.fixture(scope="session")
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def default_git_user_name() -> Any:
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"""Unset the default Git user name."""
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return DELETE
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@pytest.fixture(scope="session")
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def default_git_user_email() -> Any:
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"""Unset the default Git user email."""
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return DELETE
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@pytest.fixture(scope="session", autouse=True)
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def default_gitconfig(default_gitconfig: GitConfig) -> GitConfig:
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"""
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Use a clean and isolated default gitconfig avoiding user settings to break some tests.
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Add plumbum support to the original session-scoped fixture.
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"""
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# local.env is a snapshot frozen at Python startup requiring its own monkeypatching
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for var in list(local.env.keys()):
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if var.startswith("GIT_"):
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del local.env[var]
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local.env["GIT_CONFIG_GLOBAL"] = str(default_gitconfig)
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default_gitconfig.set({"core.autocrlf": "input"})
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return default_gitconfig
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@pytest.fixture
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def gitconfig(gitconfig: GitConfig) -> Iterator[GitConfig]:
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"""
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Use a clean and isolated gitconfig to test some specific user settings.
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Add plumbum support to the original function-scoped fixture.
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"""
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with local.env(GIT_CONFIG_GLOBAL=str(gitconfig)):
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yield gitconfig
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