2644
2644
preview = self.get_empty_preview()
2645
2645
root = preview.new_directory('', ROOT_PARENT, 'tree-root')
2646
2646
# FIXME: new_directory should mark root.
2648
2648
preview_tree = preview.get_preview_tree()
2649
2649
file_trans_id = preview.new_file('a', preview.root, 'contents',