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pmbootstrap/pmb/conftest.py
Caleb Connolly ca722b499e
tests: add tests for Arch and Chroot types (MR 2252)
Add some exhaustive unit testing to validate that these types behave as
expected.

And fix a few bugs uncovered by the tests.

Signed-off-by: Caleb Connolly <caleb@postmarketos.org>
2024-06-23 12:38:41 +02:00

122 lines
3.5 KiB
Python

import os
from pathlib import Path
import pytest
import shutil
import pmb.core
from pmb.types import PmbArgs
from pmb.helpers.args import init as init_args
_testdir = Path(__file__).parent / "data/tests"
@pytest.fixture
def config_file(tmp_path_factory):
"""Fixture to create a temporary pmbootstrap.cfg file."""
tmp_path = tmp_path_factory.mktemp("pmbootstrap")
out_file = tmp_path / "pmbootstrap.cfg"
workdir = tmp_path / "work"
workdir.mkdir()
file = _testdir / "pmbootstrap.cfg"
contents = open(file).read().format(workdir)
open(out_file, "w").write(contents)
return out_file
@pytest.fixture
def device_package(config_file):
"""Fixture to create a temporary deviceinfo file."""
MOCK_DEVICE = "qemu-amd64"
pkgdir = config_file.parent / f"device-{MOCK_DEVICE}"
pkgdir.mkdir()
for file in ["APKBUILD", "deviceinfo"]:
shutil.copy(_testdir / f"{file}.{MOCK_DEVICE}",
pkgdir / file)
return pkgdir
@pytest.fixture
def mock_devices_find_path(device_package, monkeypatch):
"""Fixture to mock pmb.helpers.devices.find_path()"""
def mock_find_path(device, file=''):
print(f"mock_find_path({device}, {file})")
out = device_package / file
if not out.exists():
return None
return out
monkeypatch.setattr("pmb.helpers.devices.find_path", mock_find_path)
@pytest.fixture(autouse=True)
def setup_logging(tmp_path: Path):
"""Setup logging for all tests."""
import logging
logfile = tmp_path / "test.log"
logging.basicConfig(level=logging.DEBUG, force=True, filename=logfile)
@pytest.fixture(autouse=True)
def setup_mock_ask(monkeypatch):
"""Common setup to mock cli.ask() to avoid reading from stdin"""
import pmb.helpers.cli
def mock_ask(question="Continue?", choices=["y", "n"], default="n",
lowercase_answer=True, validation_regex=None, complete=None):
return default
monkeypatch.setattr(pmb.helpers.cli, "ask", mock_ask)
# FIXME: get/set_context() is a bad hack :(
@pytest.fixture
def mock_context(monkeypatch):
"""Mock set_context() to bypass sanity checks. Ideally we would
mock get_context() as well, but since every submodule of pmb imports
it like "from pmb.core.context import get_context()", we can't
actually override it with monkeypatch.setattr(). So this is the
best we can do... set_context() is only called from one place and is
done so with the full namespace, so this works."""
def mock_set_context(ctx):
print(f"mock_set_context({ctx})")
setattr(pmb.core.context, "__context", ctx)
monkeypatch.setattr("pmb.core.context.set_context", mock_set_context)
# FIXME: get_context() at runtime somehow doesn't return the
# custom context we set up here.
@pytest.fixture
def pmb_args(config_file, mock_context):
"""This is (still) a hack, since a bunch of the codebase still
expects some global state to be initialised. We do that here."""
args = PmbArgs()
args.config = config_file
args.aports = None
args.timeout = 900
args.details_to_stdout = False
args.quiet = False
args.verbose = False
args.offline = False
args.action = "init"
args.cross = False
args.log = Path()
print("init_args")
init_args(args)
@pytest.fixture
def foreign_arch():
"""Fixture to return the foreign arch."""
from pmb.core.arch import Arch
if os.uname().machine == "x86_64":
return Arch.aarch64
return Arch.x86_64