@Test
public void testExpandWhenNestedListIsEmpty() {

    List schema = Arrays.asList(new Object(), Arrays.asList(new Object(), new Object()));
    List<List> list = Arrays.asList(
            (List) Arrays.asList(11, new Object())
    );
    List<List> expected = Arrays.asList(
            (List) Arrays.asList(11, null, null)
    );
    List<List> actual = PartnerResultToCrtesianTable.expand(list, schema);
    assertEquals(actual, expected);
}