import org.onap.appc.encryptiontool.wrapper.WrapperEncryptionTool;
 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
 
 public class TestEncryptionTool {
 
     public void decrypt() throws Exception {
         EncryptionTool et = EncryptionTool.getInstance();
         System.out.println(et.decrypt("enc:Ai8KLw=="));
+        assertNotNull(et);
     }
 
     //@Test(expected=Exception.class)
 
         param.setParamName("2");\r
         param.setParamValue("def");\r
         System.out.println("param hashcode is " + param.hashCode());\r
+        assertNotNull(param);\r
     }\r
 \r
     @Test\r
 
 import org.onap.appc.flow.controller.node.JsonParsingNode;
 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
+import static org.junit.Assert.assertNotNull;
 
 public class TestParsingNode {
 
             String parmName = (String) key;
             String parmValue = ctx.getAttribute(parmName);
         }
+        assertNotNull(ctx);
         
     }
     
 
 import org.powermock.core.classloader.annotations.PrepareForTest;
 import org.powermock.reflect.Whitebox;
 import org.powermock.modules.junit4.PowerMockRunner;
+import static org.junit.Assert.assertNotNull;
 
 @RunWith(PowerMockRunner.class)
 @PrepareForTest(EncryptionTool.class)
         Mockito.doThrow(new IOException("testing exception")).when(mockProp).load(mockIS);
         Whitebox.setInternalState(defaultConfiguration, "properties", mockProp);
         defaultConfiguration.setProperties(mockIS);
+        assertNotNull(mockIS);
         // Should come here without exception
     }