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"""Conftest.py (root-level).

We keep this in root pytest fixtures in pytest's doctest plugin to be available, as well

as avoiding conftest.py from being included in the wheel, in addition to pytest_plugin

for pytester only being available via the root directory.

See "pytest_plugins in non-top-level conftest files" in

https://docs.pytest.org/en/stable/deprecations.html

"""

from __future__ import annotations

import logging

import os

import pathlib

import shutil

import typing as t

import pytest

from _pytest.doctest import DoctestItem

from libtmux.test.random import namer

from tests.fixtures import utils as test_utils

from tmuxp.workspace.finders import get_workspace_dir

if t.TYPE_CHECKING:

from libtmux.session import Session

logger = logging.getLogger(__name__)

USING_ZSH = "zsh" in os.getenv("SHELL", "")

@pytest.fixture(autouse=True)

def _pin_test_shell_env(monkeypatch: pytest.MonkeyPatch) -> None:

"""Pin ``$SHELL`` to ``/bin/sh`` for every test.

tmux falls back to ``$SHELL`` for new panes when ``default-shell`` is

unset, so pinning the env var here forces every test pane to spawn

``/bin/sh`` instead of the contributor's interactive shell. Eliminates

rcfile init cost (zsh / oh-my-zsh / bash profile chains) and yields

deterministic prompt output that doesn't flake capture-pane assertions.

``monkeypatch`` restores the prior value at teardown.

"""

monkeypatch.setenv("SHELL", "/bin/sh")

@pytest.fixture(autouse=USING_ZSH, scope="session")

def zshrc(user_path: pathlib.Path) -> pathlib.Path | None:

"""Quiets ZSH default message.

Needs a startup file .zshenv, .zprofile, .zshrc, .zlogin.

"""

if not USING_ZSH:

return None

p = user_path / ".zshrc"

p.touch()

return p

@pytest.fixture(autouse=True)

def home_path_default(monkeypatch: pytest.MonkeyPatch, user_path: pathlib.Path) -> None:

"""Set HOME to user_path (random, temporary directory)."""

monkeypatch.setenv("HOME", str(user_path))

@pytest.fixture

def tmuxp_configdir(user_path: pathlib.Path) -> pathlib.Path:

"""Ensure and return tmuxp config directory."""

xdg_config_dir = user_path / ".config"

xdg_config_dir.mkdir(exist_ok=True)

tmuxp_configdir = xdg_config_dir / "tmuxp"

tmuxp_configdir.mkdir(exist_ok=True)

return tmuxp_configdir

@pytest.fixture

def tmuxp_configdir_default(

monkeypatch: pytest.MonkeyPatch,

tmuxp_configdir: pathlib.Path,

) -> None:

"""Set tmuxp configuration directory for ``TMUXP_CONFIGDIR``."""

monkeypatch.setenv("TMUXP_CONFIGDIR", str(tmuxp_configdir))

assert get_workspace_dir() == str(tmuxp_configdir)

@pytest.fixture

def monkeypatch_plugin_test_packages(monkeypatch: pytest.MonkeyPatch) -> None:

"""Monkeypatch tmuxp plugin fixtures to python path."""

paths = [

"tests/fixtures/pluginsystem/plugins/tmuxp_test_plugin_bwb/",

"tests/fixtures/pluginsystem/plugins/tmuxp_test_plugin_bs/",

"tests/fixtures/pluginsystem/plugins/tmuxp_test_plugin_r/",

"tests/fixtures/pluginsystem/plugins/tmuxp_test_plugin_owc/",

"tests/fixtures/pluginsystem/plugins/tmuxp_test_plugin_awf/",

"tests/fixtures/pluginsystem/plugins/tmuxp_test_plugin_fail/",

]

for path in paths:

monkeypatch.syspath_prepend(str(pathlib.Path(path).resolve()))

@pytest.fixture

def session_params(session_params: dict[str, t.Any]) -> dict[str, t.Any]:

"""Terminal-friendly tmuxp session_params for dimensions."""

session_params.update({"x": 800, "y": 600})

return session_params

@pytest.fixture

def socket_name(request: pytest.FixtureRequest) -> str:

"""Random socket name for tmuxp."""

return f"tmuxp_test{next(namer)}"

# Modules that actually need tmux fixtures in their doctests

DOCTEST_NEEDS_TMUX = {

"tmuxp.workspace.builder.classic",

}

def pytest_collection_modifyitems(items: list[pytest.Item]) -> None:

"""Add rerun markers to tmux-dependent doctests for flaky shell timing."""

for item in items:

if isinstance(item, DoctestItem):

module_name = item.dtest.globs.get("__name__", "")

if module_name in DOCTEST_NEEDS_TMUX:

item.add_marker(pytest.mark.flaky(reruns=2))

@pytest.fixture(autouse=True)

def add_doctest_fixtures(

request: pytest.FixtureRequest,

doctest_namespace: dict[str, t.Any],

tmp_path: pathlib.Path,

monkeypatch: pytest.MonkeyPatch,

) -> None:

"""Harness pytest fixtures to doctests namespace."""

if isinstance(request._pyfuncitem, DoctestItem):

# Always provide lightweight fixtures

doctest_namespace["test_utils"] = test_utils

doctest_namespace["tmp_path"] = tmp_path

doctest_namespace["monkeypatch"] = monkeypatch

# Only load expensive tmux fixtures for modules that need them

module_name = request._pyfuncitem.dtest.globs.get("__name__", "")

if module_name in DOCTEST_NEEDS_TMUX and shutil.which("tmux"):

doctest_namespace["server"] = request.getfixturevalue("server")

session: Session = request.getfixturevalue("session")

doctest_namespace["session"] = session

doctest_namespace["window"] = session.active_window

doctest_namespace["pane"] = session.active_pane