Test coverage in Mapper

Increased coverage to 98%

Issue-ID: APPC-1462
Change-Id: Ie6aa2dc885be4ede947c3f7856f93cf9f1efffa0
Signed-off-by: Joss Armstrong <joss.armstrong@ericsson.com>

2 files changed, 32 insertions, 3 deletions

diff --git a/appc-event-listener/appc-event-listener-bundle/src/main/java/org/onap/appc/listener/util/Mapper.java b/appc-event-listener/appc-event-listener-bundle/src/main/java/org/onap/appc/listener/util/Mapper.java
index f64ea8f5e..b9a6a4cc8 100644
--- a/appc-event-listener/appc-event-listener-bundle/src/main/java/org/onap/appc/listener/util/Mapper.java
+++ b/appc-event-listener/appc-event-listener-bundle/src/main/java/org/onap/appc/listener/util/Mapper.java
@@ -5,6 +5,8 @@
  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
+ * ================================================================================
+ * Modifications Copyright (C) 2019 Ericsson
  * =============================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -26,12 +28,10 @@ package org.onap.appc.listener.util;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
-
-import com.fasterxml.jackson.databind.JsonNode;
 import org.json.JSONObject;
 import com.att.eelf.configuration.EELFLogger;
 import com.att.eelf.configuration.EELFManager;
-
+import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
 public class Mapper {
diff --git a/appc-event-listener/appc-event-listener-bundle/src/test/java/org/onap/appc/listener/util/TestMapper.java b/appc-event-listener/appc-event-listener-bundle/src/test/java/org/onap/appc/listener/util/TestMapper.java
index 4d568d9b7..2a9483364 100644
--- a/appc-event-listener/appc-event-listener-bundle/src/test/java/org/onap/appc/listener/util/TestMapper.java
+++ b/appc-event-listener/appc-event-listener-bundle/src/test/java/org/onap/appc/listener/util/TestMapper.java
@@ -5,6 +5,8 @@
  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
+ * ================================================================================
+ * Modifications Copyright (C) 2019 Ericsson
  * =============================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -35,9 +37,11 @@ import java.util.List;
 import org.json.JSONObject;
 import org.junit.Before;
 import org.junit.Test;
+import org.mockito.Mockito;
 import org.onap.appc.listener.util.Mapper;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 
 public class TestMapper {
@@ -103,4 +107,29 @@ public class TestMapper {
         assertEquals("2", out.get(1).a);
     }
 
+    @Test
+    public void testToJsonString() {
+        JSONObject jsonObject = Mockito.mock(JSONObject.class);
+        assertTrue(Mapper.toJsonString(jsonObject).startsWith("Mock for JSONObject"));
+    }
+
+    @Test
+    public void testToJsonStringNonJsonObject() {
+        assertEquals("\"TEST\"", Mapper.toJsonString("TEST"));
+    }
+
+    @Test
+    public void testToJsonStringException() {
+        assertNull(Mapper.toJsonString(new Mapper()));
+    }
+
+    @Test
+    public void testToJsonNodeFromJsonStringException() {
+        assertNull(Mapper.toJsonNodeFromJsonString("{{}"));
+    }
+
+    @Test
+    public void testToJsonNode() {
+        assertTrue(Mapper.toJsonNode(dummyObj) instanceof JsonNode);
+    }
 }