@SuppressWarnings("unchecked")
        ArrayMap<String, String> copy = (ArrayMap<String, String>) SerializeUtil.serialize(map);
        assertThat(copy.getAt(0), is(nullValue()));
        assertThat(copy.getAt(1), is("test"));
        assertThat(copy.getAt(2), is("test2"));
        assertThat(map.equals(copy), is(true));
    }

    /**
     * @throws Exception
     */
    @Test