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110 lines
3.7 KiB
Python
110 lines
3.7 KiB
Python
import os
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import pytest
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from dvc.exceptions import DownloadError, UploadError
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from dvc.fs.local import LocalFileSystem
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from dvc.remote.base import Remote
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from dvc.remote.index import RemoteIndex
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from dvc.remote.local import LocalRemote
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from dvc.utils.fs import remove
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@pytest.fixture(scope="function")
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def remote(tmp_dir, dvc, tmp_path_factory, mocker):
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url = os.fspath(tmp_path_factory.mktemp("upstream"))
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dvc.config["remote"]["upstream"] = {"url": url}
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dvc.config["core"]["remote"] = "upstream"
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# patch hashes_exist since the LocalRemote normally overrides
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# BaseFileSystem.hashes_exist.
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def hashes_exist(self, *args, **kwargs):
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return Remote.hashes_exist(self, *args, **kwargs)
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mocker.patch.object(LocalRemote, "hashes_exist", hashes_exist)
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# patch index class since LocalRemote normally overrides index class
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mocker.patch.object(LocalRemote, "INDEX_CLS", RemoteIndex)
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return dvc.cloud.get_remote("upstream")
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def test_indexed_on_status(tmp_dir, dvc, tmp_path_factory, remote):
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foo = tmp_dir.dvc_gen({"foo": "foo content"})[0].outs[0]
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bar = tmp_dir.dvc_gen({"bar": {"baz": "baz content"}})[0].outs[0]
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baz_hash = bar.dir_cache.trie.get(("baz",))
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dvc.push()
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with remote.index:
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remote.index.clear()
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dvc.status(cloud=True)
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with remote.index:
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assert {bar.hash_info.value, baz_hash.value} == set(
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remote.index.hashes()
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)
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assert [bar.hash_info.value] == list(remote.index.dir_hashes())
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assert foo.hash_info.value not in remote.index.hashes()
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def test_indexed_on_push(tmp_dir, dvc, tmp_path_factory, remote):
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foo = tmp_dir.dvc_gen({"foo": "foo content"})[0].outs[0]
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bar = tmp_dir.dvc_gen({"bar": {"baz": "baz content"}})[0].outs[0]
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baz_hash = bar.dir_cache.trie.get(("baz",))
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dvc.push()
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with remote.index:
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assert {bar.hash_info.value, baz_hash.value} == set(
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remote.index.hashes()
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)
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assert [bar.hash_info.value] == list(remote.index.dir_hashes())
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assert foo.hash_info.value not in remote.index.hashes()
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def test_indexed_dir_missing(tmp_dir, dvc, tmp_path_factory, remote):
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bar = tmp_dir.dvc_gen({"bar": {"baz": "baz content"}})[0].outs[0]
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with remote.index:
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remote.index.update([bar.hash_info.value], [])
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dvc.status(cloud=True)
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with remote.index:
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assert not list(remote.index.hashes())
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def test_clear_on_gc(tmp_dir, dvc, tmp_path_factory, remote, mocker):
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(foo,) = tmp_dir.dvc_gen({"foo": "foo content"})
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dvc.push()
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dvc.remove(foo.relpath)
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mocked_clear = mocker.patch.object(remote.INDEX_CLS, "clear")
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dvc.gc(workspace=True, cloud=True)
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mocked_clear.assert_called_with()
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def test_clear_on_download_err(tmp_dir, dvc, tmp_path_factory, remote, mocker):
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tmp_dir.dvc_gen({"foo": "foo content"})
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dvc.push()
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remove(dvc.odb.local.cache_dir)
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mocked_clear = mocker.patch.object(remote.INDEX_CLS, "clear")
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mocker.patch.object(LocalFileSystem, "_download", side_effect=Exception)
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with pytest.raises(DownloadError):
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dvc.pull()
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mocked_clear.assert_called_once_with()
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def test_partial_upload(tmp_dir, dvc, tmp_path_factory, remote, mocker):
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tmp_dir.dvc_gen({"foo": "foo content"})
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tmp_dir.dvc_gen({"bar": {"baz": "baz content"}})
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original = LocalFileSystem._upload
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def unreliable_upload(self, from_file, to_info, name=None, **kwargs):
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if "baz" in name:
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raise Exception("stop baz")
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return original(self, from_file, to_info, name, **kwargs)
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mocker.patch.object(LocalFileSystem, "_upload", unreliable_upload)
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with pytest.raises(UploadError):
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dvc.push()
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with remote.index:
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assert not list(remote.index.hashes())
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