@Test
 public void testEnrich() throws Exception {
   HostFromJSONListAdapter hja = new HostFromJSONListAdapter(expectedKnownHostsString);
   JSONObject actualMessage = hja.enrich(new CacheKey("dummy", ip, null));
   Assert.assertNotNull(actualMessage);
   Assert.assertEquals(expectedMessage, actualMessage);
   actualMessage = hja.enrich(new CacheKey("dummy", ip1, null));
   JSONObject emptyJson = new JSONObject();
   Assert.assertEquals(emptyJson, actualMessage);
 }
 @Test
 public void testInitializeAdapter() throws Exception {
   HostFromJSONListAdapter hja = new HostFromJSONListAdapter(expectedKnownHostsString);
   Assert.assertTrue(hja.initializeAdapter());
 }