@Test
public void TestGetMentions(){

    List<MessageActionsPayloadMention> mentions = new ArrayList<MessageActionsPayloadMention>();
    MessageActionsPayload messageActionsPayload = new MessageActionsPayload(){
        {
            setMentions(mentions);
        }
    };
    List<MessageActionsPayloadMention> result = messageActionsPayload.getMentions();
    Assert.assertEquals(result, mentions);
}