final Map<String, Object> src = newHashMap();
        src.put("aaa", "aaa");
        src.put("bbb", new Date(0));
        final Map<String, Object> dest = newHashMap();
        BeanUtil.copyMapToMap(src, dest);
        assertThat(dest.get("aaa"), is((Object) "aaa"));
        assertThat(dest.get("bbb"), is((Object) new Date(0)));
    }

    /**
     * @throws Exception
     */
    @Test

     * @param dest The destination {@literal Map}. Must not be {@literal null}.
     */
    public static void copyMapToMap(final Map<String, ? extends Object> src, final Map<String, Object> dest) {
        copyMapToMap(src, dest, DEFAULT_OPTIONS);
    }

    /**
     * Copies from a {@literal Map} to another {@literal Map}.
     *