Improved Application Configuration code coverage to 100%
Issue-ID: DCAEGEN2-1309
Change-Id: Ic42de3b39ba8468fa0c0749700a852ec0162e52b
Signed-off-by: Rama-Huawei <rama.subba.reddy.s@huawei.com>
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 
         assertNotNull(config.getDefaultTopicName());
         assertNotNull(config.getRawDataLabel());
         assertNotNull(config.getTimestampLabel());
+        assertEquals(null, config.getElasticsearchType());
     }
 
 }