@Test
public void testPut() throws Exception {

    ActionResponse expectedResponse = new GroupResponse(Collections.<String, Object>singletonMap("Hello", "world"));
    ActionResponse returnResponse = distributedCache.put("DUMMY_KEY_PUT", expectedResponse);
    assertEquals(expectedResponse, returnResponse);
    GroupResponse actualResponse = GroupResponse.class.cast(distributedCache.get("DUMMY_KEY_PUT"));
    assertEquals(GroupResponse.class.cast(expectedResponse).getResult(), actualResponse.getResult());
}