borg/conftest.py

77 lines
2.6 KiB
Python

import os
import pytest
# needed to get pretty assertion failures in unit tests:
if hasattr(pytest, "register_assert_rewrite"):
pytest.register_assert_rewrite("borg.testsuite")
import borg.cache # noqa: E402
from borg.logger import setup_logging # noqa: E402
# Ensure that the loggers exist for all tests
setup_logging()
from borg.testsuite import has_lchflags, has_llfuse, has_pyfuse3 # noqa: E402
from borg.testsuite import are_symlinks_supported, are_hardlinks_supported, is_utime_fully_supported # noqa: E402
from borg.testsuite.platform import fakeroot_detected # noqa: E402
@pytest.fixture(autouse=True)
def clean_env(tmpdir_factory, monkeypatch):
# avoid that we access / modify the user's normal .config / .cache directory:
monkeypatch.setenv("XDG_CONFIG_HOME", str(tmpdir_factory.mktemp("xdg-config-home")))
monkeypatch.setenv("XDG_CACHE_HOME", str(tmpdir_factory.mktemp("xdg-cache-home")))
# also avoid to use anything from the outside environment:
keys = [key for key in os.environ if key.startswith("BORG_") and key not in ("BORG_FUSE_IMPL",)]
for key in keys:
monkeypatch.delenv(key, raising=False)
# Speed up tests
monkeypatch.setenv("BORG_TESTONLY_WEAKEN_KDF", "1")
def pytest_report_header(config, startdir):
tests = {
"BSD flags": has_lchflags,
"fuse2": has_llfuse,
"fuse3": has_pyfuse3,
"root": not fakeroot_detected(),
"symlinks": are_symlinks_supported(),
"hardlinks": are_hardlinks_supported(),
"atime/mtime": is_utime_fully_supported(),
"modes": "BORG_TESTS_IGNORE_MODES" not in os.environ,
}
enabled = []
disabled = []
for test in tests:
if tests[test]:
enabled.append(test)
else:
disabled.append(test)
output = "Tests enabled: " + ", ".join(enabled) + "\n"
output += "Tests disabled: " + ", ".join(disabled)
return output
class DefaultPatches:
def __init__(self, request):
self.org_cache_wipe_cache = borg.cache.LocalCache.wipe_cache
def wipe_should_not_be_called(*a, **kw):
raise AssertionError(
"Cache wipe was triggered, if this is part of the test add " "@pytest.mark.allow_cache_wipe"
)
if "allow_cache_wipe" not in request.keywords:
borg.cache.LocalCache.wipe_cache = wipe_should_not_be_called
request.addfinalizer(self.undo)
def undo(self):
borg.cache.LocalCache.wipe_cache = self.org_cache_wipe_cache
@pytest.fixture(autouse=True)
def default_patches(request):
return DefaultPatches(request)