def METHOD_NAME(base_root_1, base_root_2):
    file_name = "common_file"
    root_1_file = str(base_root_1 / file_name)
    root_2_file = str(base_root_2 / file_name)
    expected = [{root_1_file: root_1_file}, {root_2_file: root_2_file}]
    ret = file_roots.read(file_name)
    assert ret == expected