Files
dvc/tests/unit/objects/db/test_local.py
T
Ruslan Kuprieiev 5fb181fcf8 odb: don't use fs.path_info (#6059)
* odb: don't use fs.path_info

* fs: get rid of fs.path_info
2021-06-02 20:43:51 +03:00

89 lines
2.6 KiB
Python

import errno
import os
import pytest
from dvc.fs.local import LocalFileSystem
from dvc.objects.db import NamedCache
from dvc.objects.db.local import LocalObjectDB
from dvc.path_info import PathInfo
from dvc.remote.index import RemoteIndexNoop
def test_status_download_optimization(mocker, dvc):
"""When comparing the status to pull a remote cache,
And the desired files to fetch are already on the local cache,
Don't check the existence of the desired files on the remote cache
"""
odb = LocalObjectDB(LocalFileSystem(), PathInfo("."))
infos = NamedCache()
infos.add("local", "acbd18db4cc2f85cedef654fccc4a4d8", "foo")
infos.add("local", "37b51d194a7513e45b56f6524f2d51f2", "bar")
local_exists = list(infos["local"])
mocker.patch.object(odb, "hashes_exist", return_value=local_exists)
other_remote = mocker.Mock()
other_remote.url = "other_remote"
other_remote.hashes_exist.return_value = []
other_remote.index = RemoteIndexNoop()
other_remote.status(odb, infos, download=True)
assert other_remote.hashes_exist.call_count == 0
@pytest.mark.parametrize("link_name", ["hardlink", "symlink"])
def test_is_protected(tmp_dir, dvc, link_name):
odb = dvc.odb.local
fs = odb.fs
link_method = getattr(fs, link_name)
(tmp_dir / "foo").write_text("foo")
foo = PathInfo(tmp_dir / "foo")
link = PathInfo(tmp_dir / "link")
link_method(foo, link)
assert not odb.is_protected(foo)
assert not odb.is_protected(link)
odb.protect(foo)
assert odb.is_protected(foo)
assert odb.is_protected(link)
odb.unprotect(link)
assert not odb.is_protected(link)
if os.name == "nt" and link_name == "hardlink":
# NOTE: NTFS doesn't allow deleting read-only files, which forces us to
# set write perms on the link, which propagates to the source.
assert not odb.is_protected(foo)
else:
assert odb.is_protected(foo)
@pytest.mark.parametrize("err", [errno.EPERM, errno.EACCES, errno.EROFS])
def test_protect_ignore_errors(tmp_dir, dvc, mocker, err):
tmp_dir.gen("foo", "foo")
mock_chmod = mocker.patch(
"os.chmod", side_effect=OSError(err, "something")
)
dvc.odb.local.protect(PathInfo("foo"))
assert mock_chmod.called
@pytest.mark.parametrize("err", [errno.EPERM, errno.EACCES, errno.EROFS])
def test_set_exec_ignore_errors(tmp_dir, dvc, mocker, err):
tmp_dir.gen("foo", "foo")
mock_chmod = mocker.patch(
"os.chmod", side_effect=OSError(err, "something")
)
dvc.odb.local.set_exec(PathInfo("foo"))
assert mock_chmod.called