def test_remote_exists(monkeypatch, mock_client):
client = GCloudStorageClient('my-bucket-name',
parent='backup',
path_to_project_root='.')
client._remote_exists('a')
mock_client().bucket().blob('backup/a').exists.assert_called_once_with()
def test_remote_exists_directory(monkeypatch, mock_client):
client = GCloudStorageClient('my-bucket-name',
parent='backup',
path_to_project_root='.')
bucket = mock_client().bucket()
# simulate file does not exist
bucket.blob('backup/a').exists.return_value = False
# but directory does
bucket.client.list_blobs.return_value = ['file', 'another']
client._remote_exists('a')
bucket.blob('backup/a').exists.assert_called_once_with()
bucket.client.list_blobs.assert_called_once_with('my-bucket-name',
prefix='backup/a')