@Test
public void testSetSystemSettingSuccess() {

  PowerMockito.when(
          cassandraOperation.upsertRecord(
              Mockito.anyString(), Mockito.anyString(), Mockito.anyMap()))
      .thenReturn(new Response());
  boolean thrown = false;
  try {
    SystemSetting systemSetting = new SystemSetting(ROOT_ORG_ID, FIELD, VALUE);
    Response upsertResp = systemSettingDaoImpl.write(systemSetting);
    Assert.assertNotEquals(null, upsertResp);
  } catch (Exception e) {
    thrown = true;
  }
  Assert.assertEquals(false, thrown);
}