def test_list_artifacts(self, databricks_artifact_repo):
list_artifact_file_proto_mock = [
FileInfo(path="a.txt", is_dir=False, file_size=0)
]
list_artifacts_dir_proto_mock = [
FileInfo(path="test/a.txt", is_dir=False, file_size=100),
FileInfo(path="test/dir", is_dir=True, file_size=0),
]
with mock.patch(DATABRICKS_ARTIFACT_REPOSITORY +
"._call_endpoint") as call_endpoint_mock:
list_artifact_response_proto = ListArtifacts.Response(
root_uri="",
files=list_artifacts_dir_proto_mock,
next_page_token=None)
call_endpoint_mock.return_value = list_artifact_response_proto
artifacts = databricks_artifact_repo.list_artifacts("test/")
assert isinstance(artifacts, list)
assert isinstance(artifacts[0], FileInfoEntity)
assert len(artifacts) == 2
assert artifacts[0].path == "test/a.txt"
assert artifacts[0].is_dir is False
assert artifacts[0].file_size == 100
assert artifacts[1].path == "test/dir"
assert artifacts[1].is_dir is True
assert artifacts[1].file_size is None
# Calling list_artifacts() on a path that's a file should return an empty list
list_artifact_response_proto = ListArtifacts.Response(
root_uri="", files=list_artifact_file_proto_mock)
call_endpoint_mock.return_value = list_artifact_response_proto
artifacts = databricks_artifact_repo.list_artifacts("a.txt")
assert len(artifacts) == 0
def test_download_artifacts_provides_failure_info(self, databricks_artifact_repo):
with mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY + "._get_read_credential_infos"
) as read_credentials_mock, mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY + ".list_artifacts"
) as get_list_mock, mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY + "._download_from_cloud"
) as download_mock:
get_list_mock.return_value = [
FileInfo(path="file_1.txt", is_dir=False, file_size=100),
FileInfo(path="file_2.txt", is_dir=False, file_size=0),
]
read_credentials_mock.return_value = [
ArtifactCredentialInfo(
signed_uri=MOCK_AZURE_SIGNED_URI, type=ArtifactCredentialType.AZURE_SAS_URI
),
ArtifactCredentialInfo(
signed_uri=MOCK_AZURE_SIGNED_URI, type=ArtifactCredentialType.AZURE_SAS_URI
),
]
download_mock.side_effect = [
MlflowException("MOCK ERROR 1"),
MlflowException("MOCK ERROR 2"),
]
with pytest.raises(MlflowException) as exc:
databricks_artifact_repo.download_artifacts("test_path")
err_msg = str(exc.value)
assert MOCK_RUN_ROOT_URI in err_msg
assert "file_1.txt" in err_msg
assert "MOCK ERROR 1" in err_msg
assert "file_2.txt" in err_msg
assert "MOCK ERROR 2" in err_msg
def to_proto(self):
proto = ProtoFileInfo()
proto.path = self.path
proto.is_dir = self.is_dir
if self.file_size:
proto.file_size = self.file_size
return proto
def test_list_artifacts_with_relative_path(self):
list_artifact_file_proto_mock = [
FileInfo(path=posixpath.join(MOCK_SUBDIR, "a.txt"),
is_dir=False,
file_size=0)
]
list_artifacts_dir_proto_mock = [
FileInfo(path=posixpath.join(MOCK_SUBDIR, "test/a.txt"),
is_dir=False,
file_size=100),
FileInfo(path=posixpath.join(MOCK_SUBDIR, "test/dir"),
is_dir=True,
file_size=0),
]
with mock.patch(DATABRICKS_ARTIFACT_REPOSITORY +
"._get_run_artifact_root"
) as get_run_artifact_root_mock, mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY_PACKAGE +
".message_to_json") as message_mock, mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY +
"._call_endpoint") as call_endpoint_mock:
get_run_artifact_root_mock.return_value = MOCK_RUN_ROOT_URI
list_artifact_response_proto = ListArtifacts.Response(
root_uri="",
files=list_artifacts_dir_proto_mock,
next_page_token=None)
call_endpoint_mock.return_value = list_artifact_response_proto
message_mock.return_value = None
databricks_artifact_repo = get_artifact_repository(
MOCK_SUBDIR_ROOT_URI)
artifacts = databricks_artifact_repo.list_artifacts("test")
assert isinstance(artifacts, list)
assert isinstance(artifacts[0], FileInfoEntity)
assert len(artifacts) == 2
assert artifacts[0].path == "test/a.txt"
assert artifacts[0].is_dir is False
assert artifacts[0].file_size == 100
assert artifacts[1].path == "test/dir"
assert artifacts[1].is_dir is True
assert artifacts[1].file_size is None
message_mock.assert_called_with(
ListArtifacts(run_id=MOCK_RUN_ID,
path=posixpath.join(MOCK_SUBDIR, "test")))
# Calling list_artifacts() on a relative path that's a file should return an empty list
list_artifact_response_proto = ListArtifacts.Response(
root_uri="",
files=list_artifact_file_proto_mock,
next_page_token=None)
call_endpoint_mock.return_value = list_artifact_response_proto
artifacts = databricks_artifact_repo.list_artifacts("a.txt")
assert len(artifacts) == 0
def test_download_artifacts_awaits_download_completion(self, databricks_artifact_repo, tmpdir):
"""
Verifies that all asynchronous artifact downloads are joined before `download_artifacts()`
returns a result to the caller
"""
with mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY + "._get_read_credential_infos"
) as read_credential_infos_mock, mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY + ".list_artifacts"
) as get_list_mock, mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY + "._download_from_cloud"
) as download_mock:
ArtifactCredentialInfo(
signed_uri=MOCK_AZURE_SIGNED_URI, type=ArtifactCredentialType.AZURE_SAS_URI
)
read_credential_infos_mock.return_value = [
ArtifactCredentialInfo(
signed_uri=MOCK_AZURE_SIGNED_URI, type=ArtifactCredentialType.AZURE_SAS_URI
),
ArtifactCredentialInfo(
signed_uri=MOCK_AZURE_SIGNED_URI, type=ArtifactCredentialType.AZURE_SAS_URI
),
]
get_list_mock.return_value = [
FileInfo(path="file_1.txt", is_dir=False, file_size=100),
FileInfo(path="file_2.txt", is_dir=False, file_size=0),
]
def mock_download_from_cloud(
cloud_credential_info, dst_local_file_path
): # pylint: disable=unused-argument
# Sleep in order to simulate a longer-running asynchronous download
time.sleep(2)
with open(dst_local_file_path, "w") as f:
f.write("content")
download_mock.side_effect = mock_download_from_cloud
databricks_artifact_repo.download_artifacts("test_path", str(tmpdir))
expected_file1_path = os.path.join(str(tmpdir), "file_1.txt")
expected_file2_path = os.path.join(str(tmpdir), "file_2.txt")
for path in [expected_file1_path, expected_file2_path]:
assert os.path.exists(path)
with open(path, "r") as f:
assert f.read() == "content"
def test_list_artifacts_with_relative_path(self):
list_artifacts_dir_proto_mock = [
FileInfo(path=posixpath.join(MOCK_SUBDIR, 'test/a.txt'),
is_dir=False,
file_size=100),
FileInfo(path=posixpath.join(MOCK_SUBDIR, 'test/dir'),
is_dir=True,
file_size=0)
]
with mock.patch(DATABRICKS_ARTIFACT_REPOSITORY + '._get_run_artifact_root') \
as get_run_artifact_root_mock, \
mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY_PACKAGE + '.message_to_json')as message_mock, \
mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY + '._call_endpoint') as call_endpoint_mock:
get_run_artifact_root_mock.return_value = MOCK_RUN_ROOT_URI
list_artifact_response_proto = \
ListArtifacts.Response(root_uri='', files=list_artifacts_dir_proto_mock,
next_page_token=None)
call_endpoint_mock.return_value = list_artifact_response_proto
message_mock.return_value = None
databricks_artifact_repo = get_artifact_repository(
MOCK_SUBDIR_ROOT_URI)
artifacts = databricks_artifact_repo.list_artifacts('test')
assert isinstance(artifacts, list)
assert isinstance(artifacts[0], FileInfoEntity)
assert len(artifacts) == 2
assert artifacts[0].path == 'test/a.txt'
assert artifacts[0].is_dir is False
assert artifacts[0].file_size == 100
assert artifacts[1].path == 'test/dir'
assert artifacts[1].is_dir is True
assert artifacts[1].file_size is None
message_mock.assert_called_with(
ListArtifacts(run_id=MOCK_RUN_ID,
path=posixpath.join(MOCK_SUBDIR, "test")))
def test_paginated_list_artifacts(self, databricks_artifact_repo):
list_artifacts_proto_mock_1 = [
FileInfo(path="a.txt", is_dir=False, file_size=100),
FileInfo(path="b", is_dir=True, file_size=0),
]
list_artifacts_proto_mock_2 = [
FileInfo(path="c.txt", is_dir=False, file_size=100),
FileInfo(path="d", is_dir=True, file_size=0),
]
list_artifacts_proto_mock_3 = [
FileInfo(path="e.txt", is_dir=False, file_size=100),
FileInfo(path="f", is_dir=True, file_size=0),
]
list_artifacts_proto_mock_4 = []
with mock.patch(DATABRICKS_ARTIFACT_REPOSITORY_PACKAGE +
".message_to_json") as message_mock, mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY +
"._call_endpoint") as call_endpoint_mock:
list_artifact_paginated_response_protos = [
ListArtifacts.Response(root_uri="",
files=list_artifacts_proto_mock_1,
next_page_token="2"),
ListArtifacts.Response(root_uri="",
files=list_artifacts_proto_mock_2,
next_page_token="4"),
ListArtifacts.Response(root_uri="",
files=list_artifacts_proto_mock_3,
next_page_token="6"),
ListArtifacts.Response(root_uri="",
files=list_artifacts_proto_mock_4,
next_page_token="8"),
]
call_endpoint_mock.side_effect = list_artifact_paginated_response_protos
message_mock.return_value = None
artifacts = databricks_artifact_repo.list_artifacts()
assert set(["a.txt", "b", "c.txt", "d", "e.txt",
"f"]) == set([file.path for file in artifacts])
calls = [
mock.call(ListArtifacts(run_id=MOCK_RUN_ID, path="")),
mock.call(
ListArtifacts(run_id=MOCK_RUN_ID, path="",
page_token="2")),
mock.call(
ListArtifacts(run_id=MOCK_RUN_ID, path="",
page_token="4")),
mock.call(
ListArtifacts(run_id=MOCK_RUN_ID, path="",
page_token="6")),
]
message_mock.assert_has_calls(calls)
def test_paginated_list_artifacts(self, databricks_artifact_repo):
list_artifacts_proto_mock_1 = [
FileInfo(path='a.txt', is_dir=False, file_size=100),
FileInfo(path='b', is_dir=True, file_size=0)
]
list_artifacts_proto_mock_2 = [
FileInfo(path='c.txt', is_dir=False, file_size=100),
FileInfo(path='d', is_dir=True, file_size=0)
]
list_artifacts_proto_mock_3 = [
FileInfo(path='e.txt', is_dir=False, file_size=100),
FileInfo(path='f', is_dir=True, file_size=0)
]
list_artifacts_proto_mock_4 = []
with mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY_PACKAGE + '.message_to_json')as message_mock, \
mock.patch(
DATABRICKS_ARTIFACT_REPOSITORY + '._call_endpoint') as call_endpoint_mock:
list_artifact_paginated_response_protos = [
ListArtifacts.Response(root_uri='',
files=list_artifacts_proto_mock_1,
next_page_token='2'),
ListArtifacts.Response(root_uri='',
files=list_artifacts_proto_mock_2,
next_page_token='4'),
ListArtifacts.Response(root_uri='',
files=list_artifacts_proto_mock_3,
next_page_token='6'),
ListArtifacts.Response(root_uri='',
files=list_artifacts_proto_mock_4,
next_page_token='8'),
]
call_endpoint_mock.side_effect = list_artifact_paginated_response_protos
message_mock.return_value = None
artifacts = databricks_artifact_repo.list_artifacts()
assert set(['a.txt', 'b', 'c.txt', 'd', 'e.txt',
'f']) == set([file.path for file in artifacts])
calls = [
mock.call(ListArtifacts(run_id=MOCK_RUN_ID, path="")),
mock.call(
ListArtifacts(run_id=MOCK_RUN_ID, path="",
page_token='2')),
mock.call(
ListArtifacts(run_id=MOCK_RUN_ID, path="",
page_token='4')),
mock.call(
ListArtifacts(run_id=MOCK_RUN_ID, path="", page_token='6'))
]
message_mock.assert_has_calls(calls)