migrate model-impl from drools-applications

migrate controlloop/common/model-impl from drools-applicaitons to
policy/models

Issue-ID: POLICY-1264
Change-Id: Ibe0bb5c49a7b1344f4104b30455f52834041e187
Signed-off-by: Hengye <yehui.wang@est.tech>

6 files changed, 631 insertions, 0 deletions

diff --git a/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/CommonHeaderTest.java b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/CommonHeaderTest.java
new file mode 100644
index 000000000..c76a46ebb
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/CommonHeaderTest.java
@@ -0,0 +1,180 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+
+import org.junit.Test;
+
+public class CommonHeaderTest {
+
+    @Test
+    public void testCommonHeader() {
+        CommonHeader commonHeader = new CommonHeader();
+        assertNotNull(commonHeader);
+        assertNotNull(new CommonHeader(commonHeader));
+        assertNotEquals(0, commonHeader.hashCode());
+
+        commonHeader.setApiVer("Kansas");
+        assertEquals("Kansas", commonHeader.getApiVer());
+
+        List<Map<String, String>> flagSet = new ArrayList<>();
+        commonHeader.setFlags(flagSet);
+        assertEquals(flagSet, commonHeader.getFlags());
+
+        commonHeader.setOriginatorId("Dorothy");
+        assertEquals("Dorothy", commonHeader.getOriginatorId());
+
+        UUID requestId = UUID.randomUUID();
+        commonHeader.setRequestId(requestId);
+        assertEquals(requestId, commonHeader.getRequestId());
+
+        List<String> requestTrackSet = new ArrayList<>();
+        commonHeader.setRequestTrack(requestTrackSet);
+        assertEquals(requestTrackSet, commonHeader.getRequestTrack());
+
+        commonHeader.setSubRequestId("Can I go home?");
+        assertEquals("Can I go home?", commonHeader.getSubRequestId());
+
+        Instant timestamp = Instant.now();
+        commonHeader.setTimeStamp(timestamp);
+        assertEquals(timestamp, commonHeader.getTimeStamp());
+
+        assertNotEquals(0, commonHeader.hashCode());
+
+        assertEquals("CommonHeader [TimeStamp=", commonHeader.toString().substring(0, 24));
+
+        CommonHeader copiedCommonHeader = new CommonHeader();
+        copiedCommonHeader.setApiVer(commonHeader.getApiVer());
+        copiedCommonHeader.setFlags(commonHeader.getFlags());
+        copiedCommonHeader.setOriginatorId(commonHeader.getOriginatorId());
+        copiedCommonHeader.setRequestId(commonHeader.getRequestId());
+        copiedCommonHeader.setRequestTrack(commonHeader.getRequestTrack());
+        copiedCommonHeader.setSubRequestId(commonHeader.getSubRequestId());
+        copiedCommonHeader.setTimeStamp(commonHeader.getTimeStamp());
+
+        assertTrue(commonHeader.equals(commonHeader));
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+        assertFalse(commonHeader.equals(null));
+        assertFalse(commonHeader.equals("Hello"));
+
+        CommonHeader clonedCommonHeader = new CommonHeader(commonHeader);
+        clonedCommonHeader.setApiVer(commonHeader.getApiVer());
+        clonedCommonHeader.setTimeStamp(commonHeader.getTimeStamp());
+
+        assertTrue(commonHeader.equals(clonedCommonHeader));
+
+        commonHeader.setApiVer(null);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setApiVer(null);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+        commonHeader.setApiVer("Kansas");
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setApiVer("Kansas");
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+
+        commonHeader.setFlags(null);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setFlags(null);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+        commonHeader.setFlags(flagSet);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setFlags(flagSet);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+
+        commonHeader.setOriginatorId(null);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setOriginatorId(null);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+        commonHeader.setOriginatorId("Dorothy");
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setOriginatorId("Dorothy");
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+
+        commonHeader.setRequestId(null);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setRequestId(null);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+        commonHeader.setRequestId(requestId);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setRequestId(requestId);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+
+        commonHeader.setRequestTrack(null);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setRequestTrack(null);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+        commonHeader.setRequestTrack(requestTrackSet);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setRequestTrack(requestTrackSet);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+
+        commonHeader.setSubRequestId(null);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setSubRequestId(null);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+        commonHeader.setSubRequestId("Can I go home?");
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setSubRequestId("Can I go home?");
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+
+        commonHeader.setTimeStamp(null);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setTimeStamp(null);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+        commonHeader.setTimeStamp(timestamp);
+        assertFalse(commonHeader.equals(copiedCommonHeader));
+        copiedCommonHeader.setTimeStamp(timestamp);
+        assertTrue(commonHeader.equals(copiedCommonHeader));
+    }
+}
diff --git a/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/EnumsTest.java b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/EnumsTest.java
new file mode 100644
index 000000000..6d9ea5221
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/EnumsTest.java
@@ -0,0 +1,75 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import org.junit.Test;
+
+public class EnumsTest {
+
+    @Test
+    public void testResponseCode() {
+        assertEquals(5, ResponseCode.values().length);
+
+        assertNull(ResponseCode.toResponseCode(0));
+
+        assertEquals(ResponseCode.ACCEPT, ResponseCode.toResponseCode(100));
+        assertEquals(ResponseCode.ERROR, ResponseCode.toResponseCode(200));
+        assertEquals(ResponseCode.REJECT, ResponseCode.toResponseCode(300));
+        assertEquals(ResponseCode.SUCCESS, ResponseCode.toResponseCode(400));
+        assertEquals(ResponseCode.FAILURE, ResponseCode.toResponseCode(500));
+
+        assertEquals(100, ResponseCode.ACCEPT.getValue());
+        assertEquals(200, ResponseCode.ERROR.getValue());
+        assertEquals(300, ResponseCode.REJECT.getValue());
+        assertEquals(400, ResponseCode.SUCCESS.getValue());
+        assertEquals(500, ResponseCode.FAILURE.getValue());
+
+        assertEquals("100", ResponseCode.ACCEPT.toString());
+        assertEquals("200", ResponseCode.ERROR.toString());
+        assertEquals("300", ResponseCode.REJECT.toString());
+        assertEquals("400", ResponseCode.SUCCESS.toString());
+        assertEquals("500", ResponseCode.FAILURE.toString());
+    }
+
+    @Test
+    public void testResponseValue() {
+        assertEquals(5, ResponseValue.values().length);
+
+        assertNull(ResponseValue.toResponseValue("Dorothy"));
+        assertNull(ResponseValue.toResponseValue(null));
+
+        assertEquals(ResponseValue.ACCEPT, ResponseValue.toResponseValue("ACCEPT"));
+        assertEquals(ResponseValue.ERROR, ResponseValue.toResponseValue("ERROR"));
+        assertEquals(ResponseValue.REJECT, ResponseValue.toResponseValue("REJECT"));
+        assertEquals(ResponseValue.SUCCESS, ResponseValue.toResponseValue("SUCCESS"));
+        assertEquals(ResponseValue.FAILURE, ResponseValue.toResponseValue("FAILURE"));
+
+        assertEquals("ACCEPT", ResponseValue.ACCEPT.toString());
+        assertEquals("ERROR", ResponseValue.ERROR.toString());
+        assertEquals("REJECT", ResponseValue.REJECT.toString());
+        assertEquals("SUCCESS", ResponseValue.SUCCESS.toString());
+        assertEquals("FAILURE", ResponseValue.FAILURE.toString());
+    }
+}
diff --git a/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/RequestTest.java b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/RequestTest.java
new file mode 100644
index 000000000..a6ef4a1d2
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/RequestTest.java
@@ -0,0 +1,125 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.junit.Test;
+
+public class RequestTest {
+
+    @Test
+    public void testRequest() {
+        Request request = new Request();
+        assertNotNull(request);
+        assertNotEquals(0, request.hashCode());
+
+        CommonHeader commonHeader = new CommonHeader();
+
+        request.setCommonHeader(commonHeader);
+        assertEquals(commonHeader, request.getCommonHeader());
+
+        request.setAction("Go to Oz");
+        assertEquals("Go to Oz", request.getAction());
+
+        request.setObjectId("Wizard");
+        assertEquals("Wizard", request.getObjectId());
+
+        request.setTargetId("Oz");
+        assertEquals("Oz", request.getTargetId());
+
+        Map<String, Object> payload = new HashMap<>();
+        payload.put("North", "Good Witch");
+        payload.put("West", "Bad Witch");
+
+        request.setPayload(payload);
+        assertEquals(payload, request.getPayload());
+
+        assertNotEquals(0, request.hashCode());
+
+        assertEquals("Request [CommonHeader=CommonHeader [TimeStamp=", request.toString().substring(0, 46));
+
+        Request copiedRequest = new Request();
+        copiedRequest.setCommonHeader(request.getCommonHeader());
+        copiedRequest.setAction(request.getAction());
+        copiedRequest.setObjectId(request.getObjectId());
+        copiedRequest.setPayload(request.getPayload());
+        copiedRequest.setTargetId(request.getTargetId());
+
+        assertTrue(request.equals(request));
+        assertTrue(request.equals(copiedRequest));
+        assertFalse(request.equals(null));
+        assertFalse(request.equals("Hello"));
+
+        request.setCommonHeader(null);
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setCommonHeader(null);
+        assertTrue(request.equals(copiedRequest));
+        request.setCommonHeader(commonHeader);
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setCommonHeader(commonHeader);
+        assertTrue(request.equals(copiedRequest));
+
+        request.setAction(null);
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setAction(null);
+        assertTrue(request.equals(copiedRequest));
+        request.setAction("Go to Oz");
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setAction("Go to Oz");
+        assertTrue(request.equals(copiedRequest));
+
+        request.setObjectId(null);
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setObjectId(null);
+        assertTrue(request.equals(copiedRequest));
+        request.setObjectId("Wizard");
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setObjectId("Wizard");
+        assertTrue(request.equals(copiedRequest));
+
+        request.setTargetId(null);
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setTargetId(null);
+        assertTrue(request.equals(copiedRequest));
+        request.setTargetId("Oz");
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setTargetId("Oz");
+        assertTrue(request.equals(copiedRequest));
+
+        request.setPayload(new HashMap<String, Object>());
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setPayload(new HashMap<String, Object>());
+        assertTrue(request.equals(copiedRequest));
+        request.setPayload(payload);
+        assertFalse(request.equals(copiedRequest));
+        copiedRequest.setPayload(payload);
+        assertTrue(request.equals(copiedRequest));
+    }
+}
diff --git a/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/ResponseStatusTest.java b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/ResponseStatusTest.java
new file mode 100644
index 000000000..b3176774d
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/ResponseStatusTest.java
@@ -0,0 +1,89 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+
+public class ResponseStatusTest {
+
+    @Test
+    public void testResonseStatus() {
+        ResponseStatus status = new ResponseStatus();
+        assertNotNull(status);
+        assertNotEquals(0, status.hashCode());
+
+        status.setCode(1234);
+        assertEquals(1234, status.getCode());
+
+        status.setDescription("The wonderful land of Oz");
+        assertEquals("The wonderful land of Oz", status.getDescription());
+
+        status.setValue("There's no place like home");
+        assertEquals("There's no place like home", status.getValue());
+        assertNotEquals(0, status.hashCode());
+
+        assertEquals("ResponseStatus [Code=1234, Value=There's no pla", status.toString().substring(0, 47));
+
+        ResponseStatus copiedStatus = new ResponseStatus();
+        copiedStatus.setCode(status.getCode());
+        copiedStatus.setDescription(status.getDescription());
+        copiedStatus.setValue(status.getValue());
+
+        assertTrue(status.equals(status));
+        assertTrue(status.equals(copiedStatus));
+        assertFalse(status.equals(null));
+        assertFalse(status.equals("Hello"));
+
+        status.setCode(-1);
+        assertFalse(status.equals(copiedStatus));
+        copiedStatus.setCode(-1);
+        assertTrue(status.equals(copiedStatus));
+        status.setCode(1234);
+        assertFalse(status.equals(copiedStatus));
+        copiedStatus.setCode(1234);
+        assertTrue(status.equals(copiedStatus));
+
+        status.setDescription(null);
+        assertFalse(status.equals(copiedStatus));
+        copiedStatus.setDescription(null);
+        assertTrue(status.equals(copiedStatus));
+        status.setDescription("The wonderful land of Oz");
+        assertFalse(status.equals(copiedStatus));
+        copiedStatus.setDescription("The wonderful land of Oz");
+        assertTrue(status.equals(copiedStatus));
+
+        status.setValue(null);
+        assertFalse(status.equals(copiedStatus));
+        copiedStatus.setValue(null);
+        assertTrue(status.equals(copiedStatus));
+        status.setValue("There's no place like home");
+        assertFalse(status.equals(copiedStatus));
+        copiedStatus.setValue("There's no place like home");
+        assertTrue(status.equals(copiedStatus));
+    }
+}
diff --git a/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/ResponseTest.java b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/ResponseTest.java
new file mode 100644
index 000000000..b0806fa25
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/ResponseTest.java
@@ -0,0 +1,105 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.junit.Test;
+
+public class ResponseTest {
+
+    @Test
+    public void testResonse() {
+        Response response = new Response();
+        assertNotNull(response);
+        assertNotNull(new Response(new Request()));
+        assertNotEquals(0, response.hashCode());
+
+        CommonHeader commonHeader = new CommonHeader();
+
+        Request request = new Request();
+        request.setCommonHeader(commonHeader);
+        assertNotNull(new Response(request));
+
+        response.setCommonHeader(commonHeader);
+        assertEquals(commonHeader, response.getCommonHeader());
+
+        ResponseStatus status = new ResponseStatus();
+        response.setStatus(status);
+        assertEquals(status, response.getStatus());
+
+        Map<String, Object> payload = new HashMap<>();
+        payload.put("North", "Good Witch");
+        payload.put("West", "Bad Witch");
+
+        response.setPayload(payload);
+        assertEquals(payload, response.getPayload());
+
+        assertNotEquals(0, response.hashCode());
+
+        assertEquals("Response [CommonHeader=CommonHeader [TimeStamp=", response.toString().substring(0, 47));
+
+        Response copiedResponse = new Response();
+        copiedResponse.setCommonHeader(response.getCommonHeader());
+        copiedResponse.setStatus(response.getStatus());
+        copiedResponse.setPayload(response.getPayload());
+
+        assertTrue(response.equals(response));
+        assertTrue(response.equals(copiedResponse));
+        assertFalse(response.equals(null));
+        assertFalse(response.equals("Hello"));
+
+        response.setCommonHeader(null);
+        assertFalse(response.equals(copiedResponse));
+        copiedResponse.setCommonHeader(null);
+        assertTrue(response.equals(copiedResponse));
+        response.setCommonHeader(commonHeader);
+        assertFalse(response.equals(copiedResponse));
+        copiedResponse.setCommonHeader(commonHeader);
+        assertTrue(response.equals(copiedResponse));
+
+        response.setStatus(null);
+        assertFalse(response.equals(copiedResponse));
+        copiedResponse.setStatus(null);
+        assertTrue(response.equals(copiedResponse));
+        response.setStatus(status);
+        assertFalse(response.equals(copiedResponse));
+        copiedResponse.setStatus(status);
+        assertTrue(response.equals(copiedResponse));
+
+        response.setPayload(new HashMap<String, Object>());
+        assertFalse(response.equals(copiedResponse));
+        copiedResponse.setPayload(new HashMap<String, Object>());
+        assertTrue(response.equals(copiedResponse));
+        response.setPayload(payload);
+        assertFalse(response.equals(copiedResponse));
+        copiedResponse.setPayload(payload);
+        assertTrue(response.equals(copiedResponse));
+    }
+}
diff --git a/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/util/SerializationTest.java b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/util/SerializationTest.java
new file mode 100644
index 000000000..e47df424d
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/test/java/org/onap/policy/appc/util/SerializationTest.java
@@ -0,0 +1,57 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.appc.util;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import java.time.Instant;
+import java.time.ZoneId;
+import java.time.ZonedDateTime;
+
+import org.junit.Test;
+
+public class SerializationTest {
+
+    @Test
+    public void test() {
+        String nameString = "Dorothy";
+        String jsonName = Serialization.gsonPretty.toJson(nameString, String.class);
+        assertEquals("\"Dorothy\"", jsonName);
+        String jsonInOutName = Serialization.gsonPretty.fromJson(jsonName, String.class);
+        assertEquals("Dorothy", jsonInOutName);
+
+        Instant instant = Instant.ofEpochMilli(1516127215000L);
+        String instantString = Serialization.gsonPretty.toJson(instant, Instant.class);
+        assertEquals("1516127215000", instantString);
+        Instant outInstant = Serialization.gsonPretty.fromJson(instantString, Instant.class);
+        assertEquals(instant, outInstant);
+
+        ZonedDateTime zdt = ZonedDateTime.ofInstant(instant, ZoneId.of("UTC"));
+        String zdtString = Serialization.gsonPretty.toJson(zdt, ZonedDateTime.class);
+        assertEquals("\"2018-01-16 18:26:55.000000+00:00\"", zdtString);
+        ZonedDateTime outZdt = Serialization.gsonPretty.fromJson(zdtString, ZonedDateTime.class);
+        assertEquals(zdt.getDayOfWeek(), outZdt.getDayOfWeek());
+
+        assertNull(Serialization.gsonPretty.fromJson("oz time is weird", ZonedDateTime.class));
+    }
+}