Files
dvc/tests/unit/objects/db/test_local.py
T
eb46c03c6c output/remote: get rid of NamedCache (#6008)
* objects: make HashInfo & HashFile hashable

* stage/output: collect objects (HashFiles) instead of NamedCache

* remote/data_cloud: use objs instead of NamedCache

* repo: use objects instead of NamedCache

* rerun black after rebase

* remove NamedCache usage from run-cache

* drop NamedCache

* update HashInfo.__hash__

* update unit tests

* revert remote_name change

* start cleaning up test failures

* fix tree obj expansion

* update missing cache logging

* fix external dict handling

* update naive odb.gc

* update state save behavior for pull

* update test_data_cloud

* update test_remote

* fix gc with multiple repos

* objects.tree: support filtering w/preserved hash_info

* fix stage cache restore

* drop fs.path_info from HashFile.__hash__

* objects: add optional name attribute

* revert missing cache logging name/suffix changes

* revert name changes in remote tests

* review fixes

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Update dvc/remote/base.py

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Co-authored-by: Ruslan Kuprieiev <[email protected]>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
2021-06-02 22:19:58 +03:00

95 lines
2.7 KiB
Python

import errno
import os
import pytest
from dvc.fs.local import LocalFileSystem
from dvc.hash_info import HashInfo
from dvc.objects.db.local import LocalObjectDB
from dvc.objects.file import HashFile
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("."))
objs = {
HashFile(
None, odb.fs, HashInfo("md5", "acbd18db4cc2f85cedef654fccc4a4d8")
),
HashFile(
None, odb.fs, HashInfo("md5", "37b51d194a7513e45b56f6524f2d51f2")
),
}
local_exists = [obj.hash_info.value for obj in objs]
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, objs, 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