public abstract Map<String, String> properties(final Map<String, String> defaultProperties, final long additionalRetentionMs);
@Test
    public void shouldSetCreateTimeByDefaultForRepartitionTopic() {
        final RepartitionTopicConfig topicConfig = new RepartitionTopicConfig("name", Collections.emptyMap());

        final Map<String, String> properties = topicConfig.properties(Collections.emptyMap(), 0);
        assertEquals("CreateTime", properties.get(TopicConfig.MESSAGE_TIMESTAMP_TYPE_CONFIG));
    }