@Test

public void givenDataIsJson_whenDataIsPostedByPostForObject_thenResponseBodyIsNotNull()

  throws IOException {

    HttpEntity<String> request = 

      new HttpEntity<String>(personJsonObject.toString(), headers);

    String personResultAsJsonStr = 

      restTemplate.postForObject(createPersonUrl, request, String.class);

    JsonNode root = objectMapper.readTree(personResultAsJsonStr);

    assertNotNull(personResultAsJsonStr);

    assertNotNull(root);

    assertNotNull(root.path("name").asText());

}