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