Functional so/libs unit tests

Unit tests to prepare for migration from the codehaus to the fasterxml
implementation of jackson.

Iincreases the code coverage metric from 51% to 70%.

Change-Id: I6338214f3de9df95956b46d4e313d00052eb8692
Issue-ID: SO-1011
Signed-off-by: Rob Daugherty <rd472p@att.com>

92 files changed, 7690 insertions, 2162 deletions

diff --git a/nova-model/pom.xml b/nova-model/pom.xml
index 19ce8bd..4d20af9 100644
--- a/nova-model/pom.xml
+++ b/nova-model/pom.xml
@@ -13,7 +13,11 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.skyscreamer</groupId>
+			<artifactId>jsonassert</artifactId>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
diff --git a/nova-model/src/main/java/com/woorea/openstack/nova/model/SecurityGroupRuleForCreate.java b/nova-model/src/main/java/com/woorea/openstack/nova/model/SecurityGroupRuleForCreate.java
index fbb3f46..8911156 100644
--- a/nova-model/src/main/java/com/woorea/openstack/nova/model/SecurityGroupRuleForCreate.java
+++ b/nova-model/src/main/java/com/woorea/openstack/nova/model/SecurityGroupRuleForCreate.java
@@ -20,6 +20,7 @@ import java.io.Serializable;
 
 import javax.xml.bind.annotation.XmlElement;
 
+import org.codehaus.jackson.annotate.JsonIgnore;
 import org.codehaus.jackson.annotate.JsonProperty;
 import org.codehaus.jackson.map.annotate.JsonRootName;
 
@@ -112,6 +113,7 @@ public class SecurityGroupRuleForCreate implements Serializable {
      * @deprecated Use {@link #setParentGroupId(String)}
      */
     @Deprecated
+    @JsonIgnore
     public void setParentGroupId(Integer parentGroupId) {
         this.parentGroupId = String.valueOf(parentGroupId);
     }
@@ -191,6 +193,7 @@ public class SecurityGroupRuleForCreate implements Serializable {
      * @deprecated Use {@link #setGroupId(String)}
      */
     @Deprecated
+    @JsonIgnore
     public void setGroupId(Integer groupId) {
         this.groupId = String.valueOf(groupId);
     }
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/AbsoluteLimitTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/AbsoluteLimitTest.java
new file mode 100644
index 0000000..2fabb2b
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/AbsoluteLimitTest.java
@@ -0,0 +1,164 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Limits.AbsoluteLimit;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class AbsoluteLimitTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"maxServerMeta\" : 30," + EOL
+        + "  \"serverMetaUsed\" : 37," + EOL
+        + "  \"maxPersonality\" : 54," + EOL
+        + "  \"personalityUsed\" : 61," + EOL
+        + "  \"maxImageMeta\" : 82," + EOL
+        + "  \"imageMetaUsed\" : 89," + EOL
+        + "  \"maxPersonalitySize\" : 97," + EOL
+        + "  \"personalitySizeUsed\" : 4," + EOL
+        + "  \"maxTotalCores\" : 32," + EOL
+        + "  \"totalCoresUsed\" : 39," + EOL
+        + "  \"maxTotalInstances\" : 60," + EOL
+        + "  \"totalInstancesUsed\" : 67," + EOL
+        + "  \"maxTotalRAMSize\" : 55," + EOL
+        + "  \"totalRAMUsed\" : 19," + EOL
+        + "  \"maxSecurityGroupRules\" : 44," + EOL
+        + "  \"securityGroupRulesUsed\" : 51," + EOL
+        + "  \"maxTotalKeypairs\" : 64," + EOL
+        + "  \"totalKeyPairsUsed\" : 71," + EOL
+        + "  \"maxTotalVolumes\" : 71," + EOL
+        + "  \"totalVolumesUsed\" : 78," + EOL
+        + "  \"maxSecurityGroups\" : 4," + EOL
+        + "  \"totalSecurityGroupsUsed\" : 59," + EOL
+        + "  \"maxTotalFloatingIps\" : 76," + EOL
+        + "  \"totalFloatingIpsUsed\" : 83," + EOL
+        + "  \"maxTotalVolumeGigabytes\" : 15," + EOL
+        + "  \"totalVolumeGigabytesUsed\" : 22" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + AbsoluteLimit.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        AbsoluteLimit absolutelimit = objectMapper.readValue(JSON_FULL, AbsoluteLimit.class);
+        String json = objectMapper.writeValueAsString(absolutelimit);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        AbsoluteLimit absolutelimit = objectMapper.readValue(JSON_FULL, AbsoluteLimit.class);
+        absolutelimit.toString();
+        
+        Integer maxTotalRAMSize = absolutelimit.getMaxTotalRAMSize();
+        Assert.assertNotNull(maxTotalRAMSize);
+        
+        Integer maxTotalInstances = absolutelimit.getMaxTotalInstances();
+        Assert.assertNotNull(maxTotalInstances);
+        
+        Integer serverMetaUsed = absolutelimit.getServerMetaUsed();
+        Assert.assertNotNull(serverMetaUsed);
+        
+        Integer maxTotalKeypairs = absolutelimit.getMaxTotalKeypairs();
+        Assert.assertNotNull(maxTotalKeypairs);
+        
+        Integer maxTotalVolumeGigabytes = absolutelimit.getMaxTotalVolumeGigabytes();
+        Assert.assertNotNull(maxTotalVolumeGigabytes);
+        
+        Integer totalSecurityGroupsUsed = absolutelimit.getTotalSecurityGroupsUsed();
+        Assert.assertNotNull(totalSecurityGroupsUsed);
+        
+        Integer maxTotalVolumes = absolutelimit.getMaxTotalVolumes();
+        Assert.assertNotNull(maxTotalVolumes);
+        
+        Integer maxImageMeta = absolutelimit.getMaxImageMeta();
+        Assert.assertNotNull(maxImageMeta);
+        
+        Integer imageMetaUsed = absolutelimit.getImageMetaUsed();
+        Assert.assertNotNull(imageMetaUsed);
+        
+        Integer totalVolumeGigabytesUsed = absolutelimit.getTotalVolumeGigabytesUsed();
+        Assert.assertNotNull(totalVolumeGigabytesUsed);
+        
+        Integer maxSecurityGroupRules = absolutelimit.getMaxSecurityGroupRules();
+        Assert.assertNotNull(maxSecurityGroupRules);
+        
+        Integer totalCoresUsed = absolutelimit.getTotalCoresUsed();
+        Assert.assertNotNull(totalCoresUsed);
+        
+        Integer totalVolumesUsed = absolutelimit.getTotalVolumesUsed();
+        Assert.assertNotNull(totalVolumesUsed);
+        
+        Integer maxTotalFloatingIps = absolutelimit.getMaxTotalFloatingIps();
+        Assert.assertNotNull(maxTotalFloatingIps);
+        
+        Integer maxPersonality = absolutelimit.getMaxPersonality();
+        Assert.assertNotNull(maxPersonality);
+        
+        Integer personalityUsed = absolutelimit.getPersonalityUsed();
+        Assert.assertNotNull(personalityUsed);
+        
+        Integer maxSecurityGroups = absolutelimit.getMaxSecurityGroups();
+        Assert.assertNotNull(maxSecurityGroups);
+        
+        Integer securityGroupRulesUsed = absolutelimit.getSecurityGroupRulesUsed();
+        Assert.assertNotNull(securityGroupRulesUsed);
+        
+        Integer maxTotalCores = absolutelimit.getMaxTotalCores();
+        Assert.assertNotNull(maxTotalCores);
+        
+        Integer maxServerMeta = absolutelimit.getMaxServerMeta();
+        Assert.assertNotNull(maxServerMeta);
+        
+        Integer maxPersonalitySize = absolutelimit.getMaxPersonalitySize();
+        Assert.assertNotNull(maxPersonalitySize);
+        
+        Integer personalitySizeUsed = absolutelimit.getPersonalitySizeUsed();
+        Assert.assertNotNull(personalitySizeUsed);
+        
+        Integer totalKeyPairsUsed = absolutelimit.getTotalKeyPairsUsed();
+        Assert.assertNotNull(totalKeyPairsUsed);
+        
+        Integer totalFloatingIpsUsed = absolutelimit.getTotalFloatingIpsUsed();
+        Assert.assertNotNull(totalFloatingIpsUsed);
+        
+        Integer totalInstancesUsed = absolutelimit.getTotalInstancesUsed();
+        Assert.assertNotNull(totalInstancesUsed);
+        
+        Integer totalRAMUsed = absolutelimit.getTotalRAMUsed();
+        Assert.assertNotNull(totalRAMUsed);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/AddressTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/AddressTest.java
new file mode 100644
index 0000000..45e1f1d
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/AddressTest.java
@@ -0,0 +1,80 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Server.Addresses.Address;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class AddressTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"version\" : \"version\"," + EOL
+        + "  \"addr\" : \"addr\"," + EOL
+        + "  \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "  \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Address.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Address address = objectMapper.readValue(JSON_FULL, Address.class);
+        String json = objectMapper.writeValueAsString(address);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Address address = objectMapper.readValue(JSON_FULL, Address.class);
+        address.toString();
+        
+        String type = address.getType();
+        Assert.assertNotNull(type);
+        address.setType(type);
+        
+        String addr = address.getAddr();
+        Assert.assertNotNull(addr);
+        address.setAddr(addr);
+        
+        String version = address.getVersion();
+        Assert.assertNotNull(version);
+        address.setVersion(version);
+        
+        String macAddr = address.getMacAddr();
+        Assert.assertNotNull(macAddr);
+        address.setMacAddr(macAddr);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/AddressesTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/AddressesTest.java
new file mode 100644
index 0000000..8449f83
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/AddressesTest.java
@@ -0,0 +1,91 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Server.Addresses;
+import com.woorea.openstack.nova.model.Server.Addresses.Address;
+import java.util.List;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class AddressesTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"addresses\" : {" + EOL
+        + "    \"addresses-k1\" : [ {" + EOL
+        + "      \"version\" : \"version\"," + EOL
+        + "      \"addr\" : \"addr\"," + EOL
+        + "      \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "      \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"version\" : \"version\"," + EOL
+        + "      \"addr\" : \"addr\"," + EOL
+        + "      \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "      \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"addresses-k2\" : [ {" + EOL
+        + "      \"version\" : \"version\"," + EOL
+        + "      \"addr\" : \"addr\"," + EOL
+        + "      \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "      \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"version\" : \"version\"," + EOL
+        + "      \"addr\" : \"addr\"," + EOL
+        + "      \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "      \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "    } ]" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Addresses.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Addresses addresses = objectMapper.readValue(JSON_FULL, Addresses.class);
+        String json = objectMapper.writeValueAsString(addresses);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Addresses addresses = objectMapper.readValue(JSON_FULL, Addresses.class);
+        addresses.toString();
+        
+        Map<String,List<Address>> addressesProperty = addresses.getAddresses();
+        Assert.assertNotNull(addressesProperty);
+        Assert.assertEquals(2, addressesProperty.size());
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/AssociateFloatingIpTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/AssociateFloatingIpTest.java
new file mode 100644
index 0000000..a242728
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/AssociateFloatingIpTest.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.AssociateFloatingIp;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class AssociateFloatingIpTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"addFloatingIp\" : {" + EOL
+        + "    \"address\" : \"address\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + AssociateFloatingIp.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        AssociateFloatingIp associatefloatingip = objectMapper.readValue(JSON_FULL, AssociateFloatingIp.class);
+        String json = objectMapper.writeValueAsString(associatefloatingip);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        AssociateFloatingIp associatefloatingip = objectMapper.readValue(JSON_FULL, AssociateFloatingIp.class);
+        associatefloatingip.toString();
+        
+        String address = associatefloatingip.getAddress();
+        Assert.assertNotNull(address);
+        associatefloatingip.setAddress(address);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/CertificateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/CertificateTest.java
index 46d8c2b..24ca40c 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/CertificateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/CertificateTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,24 +17,56 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Certificate;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class CertificateTest {
 
-    private Certificate certificate = new Certificate();
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"certificate\" : {" + EOL
+        + "    \"data\" : \"data\"," + EOL
+        + "    \"private_key\" : \"privatekey\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getData() {
-        certificate.getData();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Certificate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Certificate certificate = objectMapper.readValue(JSON_FULL, Certificate.class);
+        String json = objectMapper.writeValueAsString(certificate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getPrivateKey() {
-        certificate.getPrivateKey();
+    public void testMethods() throws Exception {
+        Certificate certificate = objectMapper.readValue(JSON_FULL, Certificate.class);
+        certificate.toString();
+        
+        String privateKey = certificate.getPrivateKey();
+        Assert.assertNotNull(privateKey);
+        
+        String data = certificate.getData();
+        Assert.assertNotNull(data);
     }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ChangePasswordTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ChangePasswordTest.java
new file mode 100644
index 0000000..35a3c8d
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ChangePasswordTest.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.ChangePassword;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ChangePasswordTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"changePassword\" : {" + EOL
+        + "    \"adminPass\" : \"adminpass\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + ChangePassword.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        ChangePassword changepassword = objectMapper.readValue(JSON_FULL, ChangePassword.class);
+        String json = objectMapper.writeValueAsString(changepassword);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        ChangePassword changepassword = objectMapper.readValue(JSON_FULL, ChangePassword.class);
+        changepassword.toString();
+        
+        String adminPass = changepassword.getAdminPass();
+        Assert.assertNotNull(adminPass);
+        changepassword.setAdminPass(adminPass);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/CloudpipeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/CloudpipeTest.java
index a35676f..b59703c 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/CloudpipeTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/CloudpipeTest.java
@@ -1,5 +1,9 @@
 /*-
  * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -16,83 +20,81 @@
 
 package com.woorea.openstack.nova.model;
 
-import org.junit.Test;
-
+import com.woorea.openstack.nova.model.Cloudpipe;
 import java.util.Calendar;
-
-import static org.junit.Assert.*;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class CloudpipeTest {
 
-    private Cloudpipe pipe = new Cloudpipe();
-
-    @Test
-    public void getProjectId() {
-        pipe.getProjectId();
-    }
-
-    @Test
-    public void setProjectId() {
-        pipe.setProjectId("1234");
-    }
-
-    @Test
-    public void getInternalIp() {
-        pipe.getInternalIp();
-    }
-
-    @Test
-    public void setInternalIp() {
-        pipe.setInternalIp("123");
-    }
-
-    @Test
-    public void getPublicIp() {
-        pipe.getPublicIp();
-    }
-
-    @Test
-    public void setPublicIp() {
-        pipe.setPublicIp("1234");
-    }
-
-    @Test
-    public void getPublicPort() {
-        pipe.getPublicPort();
-    }
-
-    @Test
-    public void setPublicPort() {
-        pipe.setPublicPort("1234");
-    }
-
-    @Test
-    public void getState() {
-        pipe.getState();
-    }
-
-    @Test
-    public void setState() {
-        pipe.setState("1234");
-    }
-
-    @Test
-    public void getInstanceId() {
-        pipe.getInstanceId();
-    }
-
-    @Test
-    public void setInstanceId() {
-        pipe.setInstanceId("1234");
-    }
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"cloudpipe\" : {" + EOL
+        + "    \"projectId\" : \"projectid\"," + EOL
+        + "    \"internalIp\" : \"internalip\"," + EOL
+        + "    \"publicIp\" : \"publicip\"," + EOL
+        + "    \"publicPort\" : \"publicport\"," + EOL
+        + "    \"state\" : \"state\"," + EOL
+        + "    \"instanceId\" : \"instanceid\"," + EOL
+        + "    \"createdAt\" : 1486296000000" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getCreatedAt() {
-        pipe.getCreatedAt();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Cloudpipe.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Cloudpipe cloudpipe = objectMapper.readValue(JSON_FULL, Cloudpipe.class);
+        String json = objectMapper.writeValueAsString(cloudpipe);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void setCreatedAt() {
-        pipe.setCreatedAt(Calendar.getInstance());
+    public void testMethods() throws Exception {
+        Cloudpipe cloudpipe = objectMapper.readValue(JSON_FULL, Cloudpipe.class);
+        cloudpipe.toString();
+        
+        Calendar createdAt = cloudpipe.getCreatedAt();
+        Assert.assertNotNull(createdAt);
+        cloudpipe.setCreatedAt(createdAt);
+        
+        String instanceId = cloudpipe.getInstanceId();
+        Assert.assertNotNull(instanceId);
+        cloudpipe.setInstanceId(instanceId);
+        
+        String publicIp = cloudpipe.getPublicIp();
+        Assert.assertNotNull(publicIp);
+        cloudpipe.setPublicIp(publicIp);
+        
+        String publicPort = cloudpipe.getPublicPort();
+        Assert.assertNotNull(publicPort);
+        cloudpipe.setPublicPort(publicPort);
+        
+        String state = cloudpipe.getState();
+        Assert.assertNotNull(state);
+        cloudpipe.setState(state);
+        
+        String projectId = cloudpipe.getProjectId();
+        Assert.assertNotNull(projectId);
+        cloudpipe.setProjectId(projectId);
+        
+        String internalIp = cloudpipe.getInternalIp();
+        Assert.assertNotNull(internalIp);
+        cloudpipe.setInternalIp(internalIp);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/CloudpipesTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/CloudpipesTest.java
index 71cacd1..b7e0b01 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/CloudpipesTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/CloudpipesTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,14 +20,64 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Cloudpipe;
+import com.woorea.openstack.nova.model.Cloudpipes;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class CloudpipesTest {
 
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"cloudpipes\" : [ {" + EOL
+        + "    \"projectId\" : \"projectid\"," + EOL
+        + "    \"internalIp\" : \"internalip\"," + EOL
+        + "    \"publicIp\" : \"publicip\"," + EOL
+        + "    \"publicPort\" : \"publicport\"," + EOL
+        + "    \"state\" : \"state\"," + EOL
+        + "    \"instanceId\" : \"instanceid\"," + EOL
+        + "    \"createdAt\" : 1486296000000" + EOL
+        + "  }, {" + EOL
+        + "    \"projectId\" : \"projectid\"," + EOL
+        + "    \"internalIp\" : \"internalip\"," + EOL
+        + "    \"publicIp\" : \"publicip\"," + EOL
+        + "    \"publicPort\" : \"publicport\"," + EOL
+        + "    \"state\" : \"state\"," + EOL
+        + "    \"instanceId\" : \"instanceid\"," + EOL
+        + "    \"createdAt\" : 1486296000000" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Cloudpipes.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Cloudpipes cloudpipes = objectMapper.readValue(JSON_FULL, Cloudpipes.class);
+        String json = objectMapper.writeValueAsString(cloudpipes);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
     @Test
-    public void getList() {
-        new Cloudpipes().getList();
+    public void testMethods() throws Exception {
+        Cloudpipes cloudpipes = objectMapper.readValue(JSON_FULL, Cloudpipes.class);
+        cloudpipes.toString();
+        
+        List<Cloudpipe> list = cloudpipes.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ConfirmResizeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ConfirmResizeTest.java
new file mode 100644
index 0000000..c5710a9
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ConfirmResizeTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.ConfirmResize;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ConfirmResizeTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"confirmResize\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + ConfirmResize.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        ConfirmResize confirmresize = objectMapper.readValue(JSON_FULL, ConfirmResize.class);
+        String json = objectMapper.writeValueAsString(confirmresize);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        ConfirmResize confirmresize = objectMapper.readValue(JSON_FULL, ConfirmResize.class);
+        confirmresize.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ConsoleOutputTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ConsoleOutputTest.java
new file mode 100644
index 0000000..85385d8
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ConsoleOutputTest.java
@@ -0,0 +1,64 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.ConsoleOutput;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ConsoleOutputTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"output\" : \"output\"" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + ConsoleOutput.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        ConsoleOutput consoleoutput = objectMapper.readValue(JSON_FULL, ConsoleOutput.class);
+        String json = objectMapper.writeValueAsString(consoleoutput);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        ConsoleOutput consoleoutput = objectMapper.readValue(JSON_FULL, ConsoleOutput.class);
+        consoleoutput.toString();
+        
+        String output = consoleoutput.getOutput();
+        Assert.assertNotNull(output);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/CreateBackupTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/CreateBackupTest.java
new file mode 100644
index 0000000..84b0622
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/CreateBackupTest.java
@@ -0,0 +1,89 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.CreateBackup;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class CreateBackupTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"createBackup\" : {" + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"rotation\" : \"rotation\"," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"backup_type\" : \"type\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + CreateBackup.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        CreateBackup createbackup = objectMapper.readValue(JSON_FULL, CreateBackup.class);
+        String json = objectMapper.writeValueAsString(createbackup);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        CreateBackup createbackup = objectMapper.readValue(JSON_FULL, CreateBackup.class);
+        createbackup.toString();
+        
+        Map<String,String> metadata = createbackup.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        createbackup.setMetadata(metadata);
+        
+        String rotation = createbackup.getRotation();
+        Assert.assertNotNull(rotation);
+        createbackup.setRotation(rotation);
+        
+        String name = createbackup.getName();
+        Assert.assertNotNull(name);
+        createbackup.setName(name);
+        
+        String type = createbackup.getType();
+        Assert.assertNotNull(type);
+        createbackup.setType(type);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/CreateImageTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/CreateImageTest.java
new file mode 100644
index 0000000..cd0603d
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/CreateImageTest.java
@@ -0,0 +1,79 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.CreateImage;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class CreateImageTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"createImage\" : {" + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + CreateImage.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        CreateImage createimage = objectMapper.readValue(JSON_FULL, CreateImage.class);
+        String json = objectMapper.writeValueAsString(createimage);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        CreateImage createimage = objectMapper.readValue(JSON_FULL, CreateImage.class);
+        createimage.toString();
+        
+        Map<String,String> metadata = createimage.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        createimage.setMetadata(metadata);
+        
+        String name = createimage.getName();
+        Assert.assertNotNull(name);
+        createimage.setName(name);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/DisassociateFloatingIpTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/DisassociateFloatingIpTest.java
new file mode 100644
index 0000000..c58daa1
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/DisassociateFloatingIpTest.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.DisassociateFloatingIp;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class DisassociateFloatingIpTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"removeFloatingIp\" : {" + EOL
+        + "    \"address\" : \"address\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + DisassociateFloatingIp.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        DisassociateFloatingIp disassociatefloatingip = objectMapper.readValue(JSON_FULL, DisassociateFloatingIp.class);
+        String json = objectMapper.writeValueAsString(disassociatefloatingip);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        DisassociateFloatingIp disassociatefloatingip = objectMapper.readValue(JSON_FULL, DisassociateFloatingIp.class);
+        disassociatefloatingip.toString();
+        
+        String address = disassociatefloatingip.getAddress();
+        Assert.assertNotNull(address);
+        disassociatefloatingip.setAddress(address);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ExtensionTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ExtensionTest.java
index ab27d8c..2047d22 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/ExtensionTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ExtensionTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,41 +20,81 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Extension;
+import com.woorea.openstack.nova.model.Link;
+import java.util.Calendar;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class ExtensionTest {
 
-    private Extension extension = new Extension();
-
-    @Test
-    public void getAlias() {
-        extension.getAlias();
-    }
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getDescription() {
-        extension.getDescription();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"extension\" : {" + EOL
+        + "    \"alias\" : \"alias\"," + EOL
+        + "    \"description\" : \"description\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"namespace\" : \"namespace\"," + EOL
+        + "    \"updated\" : 1486468800000," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getName() {
-        extension.getName();
-    }
-
-    @Test
-    public void getNamespace() {
-        extension.getNamespace();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getUpdated() {
-        extension.getUpdated();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Extension.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Extension extension = objectMapper.readValue(JSON_FULL, Extension.class);
+        String json = objectMapper.writeValueAsString(extension);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getLinks() {
-        extension.getLinks();
+    public void testMethods() throws Exception {
+        Extension extension = objectMapper.readValue(JSON_FULL, Extension.class);
+        extension.toString();
+        
+        String name = extension.getName();
+        Assert.assertNotNull(name);
+        
+        String namespace = extension.getNamespace();
+        Assert.assertNotNull(namespace);
+        
+        String alias = extension.getAlias();
+        Assert.assertNotNull(alias);
+        
+        String description = extension.getDescription();
+        Assert.assertNotNull(description);
+        
+        List<Link> links = extension.getLinks();
+        Assert.assertNotNull(links);
+        Assert.assertEquals(2, links.size());
+        
+        Calendar updated = extension.getUpdated();
+        Assert.assertNotNull(updated);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ExtensionsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ExtensionsTest.java
new file mode 100644
index 0000000..56bdf9c
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ExtensionsTest.java
@@ -0,0 +1,103 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Extension;
+import com.woorea.openstack.nova.model.Extensions;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ExtensionsTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"extensions\" : [ {" + EOL
+        + "    \"alias\" : \"alias\"," + EOL
+        + "    \"description\" : \"description\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"namespace\" : \"namespace\"," + EOL
+        + "    \"updated\" : 1486468800000," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]" + EOL
+        + "  }, {" + EOL
+        + "    \"alias\" : \"alias\"," + EOL
+        + "    \"description\" : \"description\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"namespace\" : \"namespace\"," + EOL
+        + "    \"updated\" : 1486468800000," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Extensions.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Extensions extensions = objectMapper.readValue(JSON_FULL, Extensions.class);
+        String json = objectMapper.writeValueAsString(extensions);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Extensions extensions = objectMapper.readValue(JSON_FULL, Extensions.class);
+        extensions.toString();
+        
+        List<Extension> list = extensions.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") Extension x : extensions) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FaultTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FaultTest.java
new file mode 100644
index 0000000..d4d58fb
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FaultTest.java
@@ -0,0 +1,77 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Server.Fault;
+import java.util.Calendar;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class FaultTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"code\" : 29," + EOL
+        + "  \"message\" : \"message\"," + EOL
+        + "  \"details\" : \"details\"," + EOL
+        + "  \"created\" : 1485172800000" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Fault.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Fault fault = objectMapper.readValue(JSON_FULL, Fault.class);
+        String json = objectMapper.writeValueAsString(fault);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Fault fault = objectMapper.readValue(JSON_FULL, Fault.class);
+        fault.toString();
+        
+        Integer code = fault.getCode();
+        Assert.assertNotNull(code);
+        
+        Calendar created = fault.getCreated();
+        Assert.assertNotNull(created);
+        
+        String details = fault.getDetails();
+        Assert.assertNotNull(details);
+        
+        String message = fault.getMessage();
+        Assert.assertNotNull(message);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorForCreateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorForCreateTest.java
index ebd88b4..578f55a 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorForCreateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorForCreateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,91 +20,85 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.FlavorForCreate;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class FlavorForCreateTest {
 
-    private FlavorForCreate flavor = new FlavorForCreate();
-
-    @Test
-    public void getId() {
-        flavor.getId();
-    }
-
-    @Test
-    public void setId() {
-        flavor.setId("123");
-    }
-
-    @Test
-    public void getName() {
-        flavor.getName();
-    }
-
-    @Test
-    public void setName() {
-        flavor.setName("123");
-    }
-
-    @Test
-    public void getVcpus() {
-        flavor.getVcpus();
-    }
-
-    @Test
-    public void setVcpus() {
-        flavor.setVcpus("123");
-    }
-
-    @Test
-    public void getRam() {
-        flavor.getRam();
-    }
-
-    @Test
-    public void setRam() {
-        flavor.setRam(123);
-    }
-
-    @Test
-    public void getDisk() {
-        flavor.getDisk();
-    }
-
-    @Test
-    public void setDisk() {
-        flavor.setDisk("123");
-    }
-
-    @Test
-    public void getEphemeral() {
-        flavor.getEphemeral();
-    }
-
-    @Test
-    public void setEphemeral() {
-        flavor.setEphemeral(123);
-    }
-
-    @Test
-    public void getSwap() {
-        flavor.getSwap();
-    }
-
-    @Test
-    public void setSwap() {
-        flavor.setSwap("123");
-    }
-
-    @Test
-    public void getRxtxFactor() {
-        flavor.getRxtxFactor();
-    }
-
-    @Test
-    public void setRxtxFactor() {
-        flavor.setRxtxFactor(123.0f);
-    }
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"flavor\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"vcpus\" : \"vcpus\"," + EOL
+        + "    \"ram\" : 38," + EOL
+        + "    \"disk\" : \"disk\"," + EOL
+        + "    \"swap\" : \"swap\"," + EOL
+        + "    \"OS-FLV-EXT-DATA:ephemeral\" : 65," + EOL
+        + "    \"rxtx_factor\" : 11.0" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + FlavorForCreate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        FlavorForCreate flavorforcreate = objectMapper.readValue(JSON_FULL, FlavorForCreate.class);
+        String json = objectMapper.writeValueAsString(flavorforcreate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        FlavorForCreate flavorforcreate = objectMapper.readValue(JSON_FULL, FlavorForCreate.class);
+        flavorforcreate.toString();
+        
+        String disk = flavorforcreate.getDisk();
+        Assert.assertNotNull(disk);
+        flavorforcreate.setDisk(disk);
+        
+        String swap = flavorforcreate.getSwap();
+        Assert.assertNotNull(swap);
+        flavorforcreate.setSwap(swap);
+        
+        String name = flavorforcreate.getName();
+        Assert.assertNotNull(name);
+        flavorforcreate.setName(name);
+        
+        Float rxtxFactor = flavorforcreate.getRxtxFactor();
+        Assert.assertNotNull(rxtxFactor);
+        flavorforcreate.setRxtxFactor(rxtxFactor);
+        
+        Integer ephemeral = flavorforcreate.getEphemeral();
+        Assert.assertNotNull(ephemeral);
+        flavorforcreate.setEphemeral(ephemeral);
+        
+        String id = flavorforcreate.getId();
+        Assert.assertNotNull(id);
+        flavorforcreate.setId(id);
+        
+        String vcpus = flavorforcreate.getVcpus();
+        Assert.assertNotNull(vcpus);
+        flavorforcreate.setVcpus(vcpus);
+        
+        Integer ram = flavorforcreate.getRam();
+        Assert.assertNotNull(ram);
+        flavorforcreate.setRam(ram);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorTest.java
index cef42fc..d3a369f 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,143 +20,118 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Flavor;
+import com.woorea.openstack.nova.model.Link;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import java.util.Collections;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class FlavorTest {
 
-    private Flavor flavor = new Flavor();
-
-    @Test
-    public void getId() {
-        flavor.getId();
-    }
-
-    @Test
-    public void setId() {
-        flavor.setId("123");
-    }
-
-    @Test
-    public void getName() {
-        flavor.getName();
-    }
-
-    @Test
-    public void setName() {
-        flavor.setName("123");
-    }
-
-    @Test
-    public void getVcpus() {
-        flavor.getVcpus();
-    }
-
-    @Test
-    public void setVcpus() {
-        flavor.setVcpus(123);
-    }
-
-    @Test
-    public void getRam() {
-        flavor.getRam();
-    }
-
-    @Test
-    public void setRam() {
-        flavor.setRam(123);
-    }
-
-    @Test
-    public void getDisk() {
-        flavor.getDisk();
-    }
-
-    @Test
-    public void setDisk() {
-        flavor.setDisk(123);
-    }
-
-    @Test
-    public void getEphemeral() {
-        flavor.getEphemeral();
-    }
-
-    @Test
-    public void setEphemeral() {
-        flavor.setEphemeral(123);
-    }
-
-    @Test
-    public void getSwap() {
-        flavor.getSwap();
-    }
-
-    @Test
-    public void setSwap() {
-        flavor.setSwap("123");
-    }
-
-    @Test
-    public void getRxtxFactor() {
-        flavor.getRxtxFactor();
-    }
-
-    @Test
-    public void setRxtxFactor() {
-        flavor.setRxtxFactor(123.0f);
-    }
-
-    @Test
-    public void getRxtxQuota() {
-        flavor.getRxtxQuota();
-    }
-
-    @Test
-    public void setRxtxQuota() {
-        flavor.setRxtxQuota(123);
-    }
-
-    @Test
-    public void getRxtxCap() {
-        flavor.getRxtxCap();
-    }
-
-    @Test
-    public void setRxtxCap() {
-        flavor.setRxtxCap(123);
-    }
-
-    @Test
-    public void getDisabled() {
-        flavor.getDisabled();
-    }
-
-    @Test
-    public void setDisabled() {
-        flavor.setDisabled(true);
-    }
-
-    @Test
-    public void isPublic() {
-        flavor.isPublic();
-    }
-
-    @Test
-    public void setPublic() {
-        flavor.setPublic(true);
-    }
-
-    @Test
-    public void getLinks() {
-        flavor.getLinks();
-    }
-
-    @Test
-    public void setLinks() {
-        flavor.setLinks(Collections.<Link>emptyList());
-    }
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"flavor\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"vcpus\" : 79," + EOL
+        + "    \"ram\" : 38," + EOL
+        + "    \"disk\" : 45," + EOL
+        + "    \"swap\" : \"swap\"," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"public\" : false," + EOL
+        + "    \"OS-FLV-EXT-DATA:ephemeral\" : 65," + EOL
+        + "    \"rxtx_factor\" : 11.0," + EOL
+        + "    \"OS-FLV-DISABLED:disabled\" : true," + EOL
+        + "    \"rxtx_quota\" : 42," + EOL
+        + "    \"rxtx_cap\" : 96," + EOL
+        + "    \"os-flavor-access:is_public\" : false" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Flavor.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Flavor flavor = objectMapper.readValue(JSON_FULL, Flavor.class);
+        String json = objectMapper.writeValueAsString(flavor);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Flavor flavor = objectMapper.readValue(JSON_FULL, Flavor.class);
+        flavor.toString();
+        
+        Integer rxtxQuota = flavor.getRxtxQuota();
+        Assert.assertNotNull(rxtxQuota);
+        flavor.setRxtxQuota(rxtxQuota);
+        
+        String swap = flavor.getSwap();
+        Assert.assertNotNull(swap);
+        flavor.setSwap(swap);
+        
+        Float rxtxFactor = flavor.getRxtxFactor();
+        Assert.assertNotNull(rxtxFactor);
+        flavor.setRxtxFactor(rxtxFactor);
+        
+        Integer ephemeral = flavor.getEphemeral();
+        Assert.assertNotNull(ephemeral);
+        flavor.setEphemeral(ephemeral);
+        
+        Integer vcpus = flavor.getVcpus();
+        Assert.assertNotNull(vcpus);
+        flavor.setVcpus(vcpus);
+        
+        Integer rxtxCap = flavor.getRxtxCap();
+        Assert.assertNotNull(rxtxCap);
+        flavor.setRxtxCap(rxtxCap);
+        
+        Integer disk = flavor.getDisk();
+        Assert.assertNotNull(disk);
+        flavor.setDisk(disk);
+        
+        String name = flavor.getName();
+        Assert.assertNotNull(name);
+        flavor.setName(name);
+        
+        List<Link> links = flavor.getLinks();
+        Assert.assertNotNull(links);
+        Assert.assertEquals(2, links.size());
+        flavor.setLinks(links);
+        
+        Boolean disabled = flavor.getDisabled();
+        Assert.assertNotNull(disabled);
+        flavor.setDisabled(disabled);
+        
+        String id = flavor.getId();
+        Assert.assertNotNull(id);
+        flavor.setId(id);
+        
+        Integer ram = flavor.getRam();
+        Assert.assertNotNull(ram);
+        flavor.setRam(ram);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorsTest.java
new file mode 100644
index 0000000..326b11e
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FlavorsTest.java
@@ -0,0 +1,119 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Flavor;
+import com.woorea.openstack.nova.model.Flavors;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class FlavorsTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"flavors\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"vcpus\" : 79," + EOL
+        + "    \"ram\" : 38," + EOL
+        + "    \"disk\" : 45," + EOL
+        + "    \"swap\" : \"swap\"," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"public\" : false," + EOL
+        + "    \"OS-FLV-EXT-DATA:ephemeral\" : 65," + EOL
+        + "    \"rxtx_factor\" : 11.0," + EOL
+        + "    \"OS-FLV-DISABLED:disabled\" : true," + EOL
+        + "    \"rxtx_quota\" : 42," + EOL
+        + "    \"rxtx_cap\" : 96," + EOL
+        + "    \"os-flavor-access:is_public\" : false" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"vcpus\" : 79," + EOL
+        + "    \"ram\" : 38," + EOL
+        + "    \"disk\" : 45," + EOL
+        + "    \"swap\" : \"swap\"," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"public\" : false," + EOL
+        + "    \"OS-FLV-EXT-DATA:ephemeral\" : 65," + EOL
+        + "    \"rxtx_factor\" : 11.0," + EOL
+        + "    \"OS-FLV-DISABLED:disabled\" : true," + EOL
+        + "    \"rxtx_quota\" : 42," + EOL
+        + "    \"rxtx_cap\" : 96," + EOL
+        + "    \"os-flavor-access:is_public\" : false" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Flavors.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Flavors flavors = objectMapper.readValue(JSON_FULL, Flavors.class);
+        String json = objectMapper.writeValueAsString(flavors);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Flavors flavors = objectMapper.readValue(JSON_FULL, Flavors.class);
+        flavors.toString();
+        
+        List<Flavor> list = flavors.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") Flavor x : flavors) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpDomainTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpDomainTest.java
index 0107cef..02fd66c 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpDomainTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpDomainTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,31 +20,61 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.FloatingIpDomain;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class FloatingIpDomainTest {
 
-    private FloatingIpDomain domain = new FloatingIpDomain();;
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getDomain() {
-        domain.getDomain();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"floating-ip-pool\" : {" + EOL
+        + "    \"domain\" : \"domain\"," + EOL
+        + "    \"scope\" : \"scope\"," + EOL
+        + "    \"project\" : \"project\"," + EOL
+        + "    \"availabilityZone\" : \"availabilityzone\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getScope() {
-        domain.getScope();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getProject() {
-        domain.getProject();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + FloatingIpDomain.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        FloatingIpDomain floatingipdomain = objectMapper.readValue(JSON_FULL, FloatingIpDomain.class);
+        String json = objectMapper.writeValueAsString(floatingipdomain);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getAvailabilityZone() {
-        domain.getAvailabilityZone();
+    public void testMethods() throws Exception {
+        FloatingIpDomain floatingipdomain = objectMapper.readValue(JSON_FULL, FloatingIpDomain.class);
+        floatingipdomain.toString();
+        
+        String domain = floatingipdomain.getDomain();
+        Assert.assertNotNull(domain);
+        
+        String scope = floatingipdomain.getScope();
+        Assert.assertNotNull(scope);
+        
+        String project = floatingipdomain.getProject();
+        Assert.assertNotNull(project);
+        
+        String availabilityZone = floatingipdomain.getAvailabilityZone();
+        Assert.assertNotNull(availabilityZone);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpDomainsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpDomainsTest.java
new file mode 100644
index 0000000..6cc5108
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpDomainsTest.java
@@ -0,0 +1,83 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.FloatingIpDomain;
+import com.woorea.openstack.nova.model.FloatingIpDomains;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class FloatingIpDomainsTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"domain_entries\" : [ {" + EOL
+        + "    \"domain\" : \"domain\"," + EOL
+        + "    \"scope\" : \"scope\"," + EOL
+        + "    \"project\" : \"project\"," + EOL
+        + "    \"availabilityZone\" : \"availabilityzone\"" + EOL
+        + "  }, {" + EOL
+        + "    \"domain\" : \"domain\"," + EOL
+        + "    \"scope\" : \"scope\"," + EOL
+        + "    \"project\" : \"project\"," + EOL
+        + "    \"availabilityZone\" : \"availabilityzone\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + FloatingIpDomains.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        FloatingIpDomains floatingipdomains = objectMapper.readValue(JSON_FULL, FloatingIpDomains.class);
+        String json = objectMapper.writeValueAsString(floatingipdomains);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        FloatingIpDomains floatingipdomains = objectMapper.readValue(JSON_FULL, FloatingIpDomains.class);
+        floatingipdomains.toString();
+        
+        List<FloatingIpDomain> list = floatingipdomains.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") FloatingIpDomain x : floatingipdomains) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpPoolTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpPoolTest.java
new file mode 100644
index 0000000..d8dd6c2
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpPoolTest.java
@@ -0,0 +1,64 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.FloatingIpPools.FloatingIpPool;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class FloatingIpPoolTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"name\" : \"name\"" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + FloatingIpPool.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        FloatingIpPool floatingippool = objectMapper.readValue(JSON_FULL, FloatingIpPool.class);
+        String json = objectMapper.writeValueAsString(floatingippool);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        FloatingIpPool floatingippool = objectMapper.readValue(JSON_FULL, FloatingIpPool.class);
+        floatingippool.toString();
+        
+        String name = floatingippool.getName();
+        Assert.assertNotNull(name);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpPoolsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpPoolsTest.java
index 334942e..d4dcfd6 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpPoolsTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpPoolsTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,21 +20,58 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.FloatingIpPools;
+import com.woorea.openstack.nova.model.FloatingIpPools.FloatingIpPool;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class FloatingIpPoolsTest {
 
-    private FloatingIpPools pools = new FloatingIpPools();
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"floating_ip_pools\" : [ {" + EOL
+        + "    \"name\" : \"name\"" + EOL
+        + "  }, {" + EOL
+        + "    \"name\" : \"name\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getList() {
-        pools.getList();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + FloatingIpPools.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        FloatingIpPools floatingippools = objectMapper.readValue(JSON_FULL, FloatingIpPools.class);
+        String json = objectMapper.writeValueAsString(floatingippools);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void iterator() {
-        pools.getList();
+    public void testMethods() throws Exception {
+        FloatingIpPools floatingippools = objectMapper.readValue(JSON_FULL, FloatingIpPools.class);
+        floatingippools.toString();
+        
+        List<FloatingIpPool> list = floatingippools.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") FloatingIpPool x : floatingippools) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpTest.java
index 968b8bd..f184e83 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,36 +20,65 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.FloatingIp;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class FloatingIpTest {
 
-    private FloatingIp ip = new FloatingIp();
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getId() {
-        ip.getId();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"floating_ip\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"pool\" : \"pool\"," + EOL
+        + "    \"ip\" : \"ip\"," + EOL
+        + "    \"fixed_ip\" : \"fixedip\"," + EOL
+        + "    \"instance_id\" : \"instanceid\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getPool() {
-        ip.getPool();
-    }
-
-    @Test
-    public void getIp() {
-        ip.getIp();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getFixedIp() {
-        ip.getFixedIp();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + FloatingIp.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        FloatingIp floatingip = objectMapper.readValue(JSON_FULL, FloatingIp.class);
+        String json = objectMapper.writeValueAsString(floatingip);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getInstanceId() {
-        ip.getInstanceId();
+    public void testMethods() throws Exception {
+        FloatingIp floatingip = objectMapper.readValue(JSON_FULL, FloatingIp.class);
+        floatingip.toString();
+        
+        String instanceId = floatingip.getInstanceId();
+        Assert.assertNotNull(instanceId);
+        
+        String ip = floatingip.getIp();
+        Assert.assertNotNull(ip);
+        
+        String pool = floatingip.getPool();
+        Assert.assertNotNull(pool);
+        
+        String fixedIp = floatingip.getFixedIp();
+        Assert.assertNotNull(fixedIp);
+        
+        String id = floatingip.getId();
+        Assert.assertNotNull(id);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpsTest.java
new file mode 100644
index 0000000..9cfd3ec
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/FloatingIpsTest.java
@@ -0,0 +1,85 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.FloatingIp;
+import com.woorea.openstack.nova.model.FloatingIps;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class FloatingIpsTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"floating_ips\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"pool\" : \"pool\"," + EOL
+        + "    \"ip\" : \"ip\"," + EOL
+        + "    \"fixed_ip\" : \"fixedip\"," + EOL
+        + "    \"instance_id\" : \"instanceid\"" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"pool\" : \"pool\"," + EOL
+        + "    \"ip\" : \"ip\"," + EOL
+        + "    \"fixed_ip\" : \"fixedip\"," + EOL
+        + "    \"instance_id\" : \"instanceid\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + FloatingIps.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        FloatingIps floatingips = objectMapper.readValue(JSON_FULL, FloatingIps.class);
+        String json = objectMapper.writeValueAsString(floatingips);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        FloatingIps floatingips = objectMapper.readValue(JSON_FULL, FloatingIps.class);
+        floatingips.toString();
+        
+        List<FloatingIp> list = floatingips.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") FloatingIp x : floatingips) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ForceDeleteTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ForceDeleteTest.java
new file mode 100644
index 0000000..87a904c
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ForceDeleteTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.ForceDelete;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ForceDeleteTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"forceDelete\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + ForceDelete.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        ForceDelete forcedelete = objectMapper.readValue(JSON_FULL, ForceDelete.class);
+        String json = objectMapper.writeValueAsString(forcedelete);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        ForceDelete forcedelete = objectMapper.readValue(JSON_FULL, ForceDelete.class);
+        forcedelete.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/GetConsoleOutputTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/GetConsoleOutputTest.java
new file mode 100644
index 0000000..6293712
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/GetConsoleOutputTest.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.GetConsoleOutput;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class GetConsoleOutputTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"os-getConsoleOutput\" : {" + EOL
+        + "    \"length\" : 60" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + GetConsoleOutput.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        GetConsoleOutput getconsoleoutput = objectMapper.readValue(JSON_FULL, GetConsoleOutput.class);
+        String json = objectMapper.writeValueAsString(getconsoleoutput);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        GetConsoleOutput getconsoleoutput = objectMapper.readValue(JSON_FULL, GetConsoleOutput.class);
+        getconsoleoutput.toString();
+        
+        Integer length = getconsoleoutput.getLength();
+        Assert.assertNotNull(length);
+        getconsoleoutput.setLength(length);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/GetVncConsoleTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/GetVncConsoleTest.java
new file mode 100644
index 0000000..0de38d7
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/GetVncConsoleTest.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.GetVncConsole;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class GetVncConsoleTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"os-getVNCConsole\" : {" + EOL
+        + "    \"type\" : \"type\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + GetVncConsole.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        GetVncConsole getvncconsole = objectMapper.readValue(JSON_FULL, GetVncConsole.class);
+        String json = objectMapper.writeValueAsString(getvncconsole);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        GetVncConsole getvncconsole = objectMapper.readValue(JSON_FULL, GetVncConsole.class);
+        getvncconsole.toString();
+        
+        String type = getvncconsole.getType();
+        Assert.assertNotNull(type);
+        getvncconsole.setType(type);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/GroupTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/GroupTest.java
new file mode 100644
index 0000000..3cb1144
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/GroupTest.java
@@ -0,0 +1,68 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.SecurityGroup.Rule.Group;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class GroupTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"name\" : \"name\"," + EOL
+        + "  \"tenant_id\" : \"tenantid\"" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Group.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Group group = objectMapper.readValue(JSON_FULL, Group.class);
+        String json = objectMapper.writeValueAsString(group);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Group group = objectMapper.readValue(JSON_FULL, Group.class);
+        group.toString();
+        
+        String name = group.getName();
+        Assert.assertNotNull(name);
+        
+        String tenantId = group.getTenantId();
+        Assert.assertNotNull(tenantId);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/HostAggregateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/HostAggregateTest.java
index 414ada0..f694e44 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/HostAggregateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/HostAggregateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,56 +20,88 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.HostAggregate;
+import java.util.List;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class HostAggregateTest {
 
-    private HostAggregate host = new HostAggregate();
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getId() {
-        host.getId();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"aggregate\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"deleted\" : false," + EOL
+        + "    \"hosts\" : [ \"hosts-v1\", \"hosts-v2\" ]," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"availability_zone\" : \"availabilityzone\"," + EOL
+        + "    \"created_at\" : \"createdat\"," + EOL
+        + "    \"updated_at\" : \"updatedat\"," + EOL
+        + "    \"deleted_at\" : \"deletedat\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getName() {
-        host.getName();
-    }
-
-    @Test
-    public void getAvailabilityZone() {
-        host.getAvailabilityZone();
-    }
-
-    @Test
-    public void getCreatedAt() {
-        host.getCreatedAt();
-    }
-
-    @Test
-    public void getUpdatedAt() {
-        host.getUpdatedAt();
-    }
-
-    @Test
-    public void getDeletedAt() {
-        host.getDeletedAt();
-    }
-
-    @Test
-    public void getDeleted() {
-        host.getDeleted();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getHosts() {
-        host.getHosts();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + HostAggregate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        HostAggregate hostaggregate = objectMapper.readValue(JSON_FULL, HostAggregate.class);
+        String json = objectMapper.writeValueAsString(hostaggregate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getMetadata() {
-        host.getMetadata();
+    public void testMethods() throws Exception {
+        HostAggregate hostaggregate = objectMapper.readValue(JSON_FULL, HostAggregate.class);
+        hostaggregate.toString();
+        
+        String createdAt = hostaggregate.getCreatedAt();
+        Assert.assertNotNull(createdAt);
+        
+        Map<String,String> metadata = hostaggregate.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        
+        String deletedAt = hostaggregate.getDeletedAt();
+        Assert.assertNotNull(deletedAt);
+        
+        Boolean deleted = hostaggregate.getDeleted();
+        Assert.assertNotNull(deleted);
+        
+        List<String> hosts = hostaggregate.getHosts();
+        Assert.assertNotNull(hosts);
+        Assert.assertEquals(2, hosts.size());
+        
+        String name = hostaggregate.getName();
+        Assert.assertNotNull(name);
+        
+        String id = hostaggregate.getId();
+        Assert.assertNotNull(id);
+        
+        String availabilityZone = hostaggregate.getAvailabilityZone();
+        Assert.assertNotNull(availabilityZone);
+        
+        String updatedAt = hostaggregate.getUpdatedAt();
+        Assert.assertNotNull(updatedAt);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/HostAggregatesTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/HostAggregatesTest.java
new file mode 100644
index 0000000..8e97938
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/HostAggregatesTest.java
@@ -0,0 +1,99 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.HostAggregate;
+import com.woorea.openstack.nova.model.HostAggregates;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class HostAggregatesTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"aggregates\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"deleted\" : false," + EOL
+        + "    \"hosts\" : [ \"hosts-v1\", \"hosts-v2\" ]," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"availability_zone\" : \"availabilityzone\"," + EOL
+        + "    \"created_at\" : \"createdat\"," + EOL
+        + "    \"updated_at\" : \"updatedat\"," + EOL
+        + "    \"deleted_at\" : \"deletedat\"" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"deleted\" : false," + EOL
+        + "    \"hosts\" : [ \"hosts-v1\", \"hosts-v2\" ]," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"availability_zone\" : \"availabilityzone\"," + EOL
+        + "    \"created_at\" : \"createdat\"," + EOL
+        + "    \"updated_at\" : \"updatedat\"," + EOL
+        + "    \"deleted_at\" : \"deletedat\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + HostAggregates.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        HostAggregates hostaggregates = objectMapper.readValue(JSON_FULL, HostAggregates.class);
+        String json = objectMapper.writeValueAsString(hostaggregates);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        HostAggregates hostaggregates = objectMapper.readValue(JSON_FULL, HostAggregates.class);
+        hostaggregates.toString();
+        
+        List<HostAggregate> list = hostaggregates.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") HostAggregate x : hostaggregates) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/HostTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/HostTest.java
index abf1fc5..424a265 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/HostTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/HostTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,48 +20,54 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Hosts.Host;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class HostTest {
 
-    private Host host = new Host();
-    private Host.ResourceWrapper wrapper = new Host.ResourceWrapper();
-    private Host.ResourceWrapper.Resource resource = new Host.ResourceWrapper.Resource();
-
-    @Test
-    public void getHost() {
-        host.getHost();
-    }
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getResource() {
-        wrapper.getResource();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"zone\" : \"zone\"," + EOL
+        + "  \"service\" : \"service\"," + EOL
+        + "  \"host_name\" : \"hostname\"" + EOL
+        + "}";
 
-    @Test
-    public void getProject() {
-         resource.getProject();
-    }
-
-    @Test
-    public void getMemoryMb() {
-         resource.getMemoryMb();
-    }
-
-    @Test
-    public void getHostResource() {
-         resource.getHost();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getCpu() {
-         resource.getCpu();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Host.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Host host = objectMapper.readValue(JSON_FULL, Host.class);
+        String json = objectMapper.writeValueAsString(host);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getDiskGb() {
-         resource.getDiskGb();
+    public void testMethods() throws Exception {
+        Host host = objectMapper.readValue(JSON_FULL, Host.class);
+        host.toString();
+        
+        String hostName = host.getHostName();
+        Assert.assertNotNull(hostName);
+        
+        String zone = host.getZone();
+        Assert.assertNotNull(zone);
+        host.setZone(zone);
+        
+        String service = host.getService();
+        Assert.assertNotNull(service);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/HostsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/HostsTest.java
new file mode 100644
index 0000000..ae0c6d8
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/HostsTest.java
@@ -0,0 +1,81 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Hosts;
+import com.woorea.openstack.nova.model.Hosts.Host;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class HostsTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"hosts\" : [ {" + EOL
+        + "    \"zone\" : \"zone\"," + EOL
+        + "    \"service\" : \"service\"," + EOL
+        + "    \"host_name\" : \"hostname\"" + EOL
+        + "  }, {" + EOL
+        + "    \"zone\" : \"zone\"," + EOL
+        + "    \"service\" : \"service\"," + EOL
+        + "    \"host_name\" : \"hostname\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Hosts.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Hosts hosts = objectMapper.readValue(JSON_FULL, Hosts.class);
+        String json = objectMapper.writeValueAsString(hosts);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Hosts hosts = objectMapper.readValue(JSON_FULL, Hosts.class);
+        hosts.toString();
+        
+        List<Host> list = hosts.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") Host x : hosts) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ImageFromVolumeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ImageFromVolumeTest.java
index 4084d10..2c4b6c4 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/ImageFromVolumeTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ImageFromVolumeTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,111 +20,95 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.ImageFromVolume;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class ImageFromVolumeTest {
 
-    private ImageFromVolume image = new ImageFromVolume();
-
-    @Test
-    public void getId() {
-        image.getId();
-    }
-
-    @Test
-    public void setId() {
-        image.setId("123");
-    }
-
-    @Test
-    public void getUpdates_at() {
-        image.getUpdates_at();
-    }
-
-    @Test
-    public void setUpdates_at() {
-        image.setUpdates_at("123");
-    }
-
-    @Test
-    public void getStatus() {
-        image.getStatus();
-    }
-
-    @Test
-    public void setStatus() {
-        image.setStatus("123");
-    }
-
-    @Test
-    public void getDisplay_description() {
-        image.getDisplay_description();
-    }
-
-    @Test
-    public void setDisplay_description() {
-        image.setDisplay_description("123");
-    }
-
-    @Test
-    public void getSize() {
-        image.getSize();
-    }
-
-    @Test
-    public void setSize() {
-        image.setSize("123");
-    }
-
-    @Test
-    public void getVolume_type() {
-        image.getVolume_type();
-    }
-
-    @Test
-    public void setVolume_type() {
-        image.setVolume_type("123");
-    }
-
-    @Test
-    public void getImage_id() {
-        image.getImage_id();
-    }
-
-    @Test
-    public void setImage_id() {
-        image.setImage_id("123");
-    }
-
-    @Test
-    public void getContainer_format() {
-        image.getContainer_format();
-    }
-
-    @Test
-    public void setContainer_format() {
-        image.setContainer_format("123");
-    }
-
-    @Test
-    public void getDisk_format() {
-        image.getDisk_format();
-    }
-
-    @Test
-    public void setDisk_format() {
-        image.setDisk_format("123");
-    }
-
-    @Test
-    public void getImage_name() {
-        image.getImage_name();
-    }
-
-    @Test
-    public void setImage_name() {
-        image.setImage_name("123");
-    }
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"os-volume_upload_image\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"updates_at\" : \"updates_at\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"display_description\" : \"display_description\"," + EOL
+        + "    \"size\" : \"size\"," + EOL
+        + "    \"volume_type\" : \"volume_type\"," + EOL
+        + "    \"image_id\" : \"image_id\"," + EOL
+        + "    \"container_format\" : \"container_format\"," + EOL
+        + "    \"disk_format\" : \"disk_format\"," + EOL
+        + "    \"image_name\" : \"image_name\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + ImageFromVolume.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        ImageFromVolume imagefromvolume = objectMapper.readValue(JSON_FULL, ImageFromVolume.class);
+        String json = objectMapper.writeValueAsString(imagefromvolume);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        ImageFromVolume imagefromvolume = objectMapper.readValue(JSON_FULL, ImageFromVolume.class);
+        imagefromvolume.toString();
+        
+        String image_name = imagefromvolume.getImage_name();
+        Assert.assertNotNull(image_name);
+        imagefromvolume.setImage_name(image_name);
+        
+        String display_description = imagefromvolume.getDisplay_description();
+        Assert.assertNotNull(display_description);
+        imagefromvolume.setDisplay_description(display_description);
+        
+        String updates_at = imagefromvolume.getUpdates_at();
+        Assert.assertNotNull(updates_at);
+        imagefromvolume.setUpdates_at(updates_at);
+        
+        String volume_type = imagefromvolume.getVolume_type();
+        Assert.assertNotNull(volume_type);
+        imagefromvolume.setVolume_type(volume_type);
+        
+        String size = imagefromvolume.getSize();
+        Assert.assertNotNull(size);
+        imagefromvolume.setSize(size);
+        
+        String disk_format = imagefromvolume.getDisk_format();
+        Assert.assertNotNull(disk_format);
+        imagefromvolume.setDisk_format(disk_format);
+        
+        String id = imagefromvolume.getId();
+        Assert.assertNotNull(id);
+        imagefromvolume.setId(id);
+        
+        String image_id = imagefromvolume.getImage_id();
+        Assert.assertNotNull(image_id);
+        imagefromvolume.setImage_id(image_id);
+        
+        String container_format = imagefromvolume.getContainer_format();
+        Assert.assertNotNull(container_format);
+        imagefromvolume.setContainer_format(container_format);
+        
+        String status = imagefromvolume.getStatus();
+        Assert.assertNotNull(status);
+        imagefromvolume.setStatus(status);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ImageTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ImageTest.java
index 4db1cc1..4fa6869 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/ImageTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ImageTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,125 +20,132 @@
 
 package com.woorea.openstack.nova.model;
 
-import org.junit.Test;
-
-import java.io.PrintStream;
+import com.woorea.openstack.nova.model.Image;
+import com.woorea.openstack.nova.model.Image.Server;
+import com.woorea.openstack.nova.model.Link;
 import java.util.Calendar;
-import java.util.Collections;
-
-import static org.junit.Assert.*;
+import java.util.List;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class ImageTest {
 
-    private Image image = new Image();
-
-    @Test
-    public void getId() {
-        image.getId();
-    }
-
-    @Test
-    public void setId() {
-        image.setId("123");
-    }
-
-    @Test
-    public void getStatus() {
-        image.getStatus();
-    }
-
-    @Test
-    public void setStatus() {
-        image.setStatus("123");
-    }
-
-    @Test
-    public void getName() {
-        image.setName("123");
-    }
-
-    @Test
-    public void setName() {
-        image.setName("123");
-    }
-
-    @Test
-    public void getProgress() {
-        image.getProgress();
-    }
-
-    @Test
-    public void setProgress() {
-        image.setProgress(123);
-    }
-
-    @Test
-    public void getMinRam() {
-        image.getMinRam();
-    }
-
-    @Test
-    public void setMinRam() {
-        image.setMinRam(123);
-    }
-
-    @Test
-    public void getMinDisk() {
-        image.getMinDisk();
-    }
-
-    @Test
-    public void setMinDisk() {
-        image.setMinDisk(123);
-    }
-
-    @Test
-    public void getCreated() {
-        image.getCreated();
-    }
-
-    @Test
-    public void setCreated() {
-        image.setCreated(Calendar.getInstance());
-    }
-
-    @Test
-    public void getUpdated() {
-        image.getUpdated();
-    }
-
-    @Test
-    public void setUpdated() {
-        image.setUpdated(Calendar.getInstance());
-    }
-
-    @Test
-    public void getMetadata() {
-        image.getMetadata();
-    }
-
-    @Test
-    public void getSize() {
-        image.getSize();
-    }
-
-    @Test
-    public void setMetadata() {
-        image.setMetadata(Collections.<String, String>emptyMap());
-    }
-
-    @Test
-    public void getServer() {
-        image.getServer();
-    }
-
-    @Test
-    public void getLinks() {
-        image.getLinks();
-    }
-
-    @Test
-    public void setLinks() {
-        image.setLinks(Collections.<Link>emptyList());
-    }
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"image\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"progress\" : 3," + EOL
+        + "    \"minRam\" : 62," + EOL
+        + "    \"minDisk\" : 69," + EOL
+        + "    \"created\" : 1485172800000," + EOL
+        + "    \"updated\" : 1486468800000," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"server\" : {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"links\" : [ {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      }, {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      } ]" + EOL
+        + "    }," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"OS-EXT-IMG-SIZE:size\" : 43" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Image.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Image image = objectMapper.readValue(JSON_FULL, Image.class);
+        String json = objectMapper.writeValueAsString(image);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Image image = objectMapper.readValue(JSON_FULL, Image.class);
+        image.toString();
+        
+        Server server = image.getServer();
+        Assert.assertNotNull(server);
+        
+        Map<String,String> metadata = image.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        image.setMetadata(metadata);
+        
+        Long size = image.getSize();
+        Assert.assertNotNull(size);
+        
+        Calendar created = image.getCreated();
+        Assert.assertNotNull(created);
+        image.setCreated(created);
+        
+        Integer minRam = image.getMinRam();
+        Assert.assertNotNull(minRam);
+        image.setMinRam(minRam);
+        
+        String name = image.getName();
+        Assert.assertNotNull(name);
+        image.setName(name);
+        
+        Integer progress = image.getProgress();
+        Assert.assertNotNull(progress);
+        image.setProgress(progress);
+        
+        List<Link> links = image.getLinks();
+        Assert.assertNotNull(links);
+        Assert.assertEquals(2, links.size());
+        image.setLinks(links);
+        
+        String id = image.getId();
+        Assert.assertNotNull(id);
+        image.setId(id);
+        
+        Calendar updated = image.getUpdated();
+        Assert.assertNotNull(updated);
+        image.setUpdated(updated);
+        
+        Integer minDisk = image.getMinDisk();
+        Assert.assertNotNull(minDisk);
+        image.setMinDisk(minDisk);
+        
+        String status = image.getStatus();
+        Assert.assertNotNull(status);
+        image.setStatus(status);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ImagesTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ImagesTest.java
new file mode 100644
index 0000000..bd92fb2
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ImagesTest.java
@@ -0,0 +1,143 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Image;
+import com.woorea.openstack.nova.model.Images;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ImagesTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"images\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"progress\" : 3," + EOL
+        + "    \"minRam\" : 62," + EOL
+        + "    \"minDisk\" : 69," + EOL
+        + "    \"created\" : 1485172800000," + EOL
+        + "    \"updated\" : 1486468800000," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"server\" : {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"links\" : [ {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      }, {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      } ]" + EOL
+        + "    }," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"OS-EXT-IMG-SIZE:size\" : 43" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"progress\" : 3," + EOL
+        + "    \"minRam\" : 62," + EOL
+        + "    \"minDisk\" : 69," + EOL
+        + "    \"created\" : 1485172800000," + EOL
+        + "    \"updated\" : 1486468800000," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"server\" : {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"links\" : [ {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      }, {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      } ]" + EOL
+        + "    }," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"OS-EXT-IMG-SIZE:size\" : 43" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Images.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Images images = objectMapper.readValue(JSON_FULL, Images.class);
+        String json = objectMapper.writeValueAsString(images);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Images images = objectMapper.readValue(JSON_FULL, Images.class);
+        images.toString();
+        
+        List<Image> list = images.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") Image x : images) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/IpRangeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/IpRangeTest.java
new file mode 100644
index 0000000..2db77e5
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/IpRangeTest.java
@@ -0,0 +1,64 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.SecurityGroup.Rule.IpRange;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class IpRangeTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"cidr\" : \"cidr\"" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + IpRange.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        IpRange iprange = objectMapper.readValue(JSON_FULL, IpRange.class);
+        String json = objectMapper.writeValueAsString(iprange);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        IpRange iprange = objectMapper.readValue(JSON_FULL, IpRange.class);
+        iprange.toString();
+        
+        String cidr = iprange.getCidr();
+        Assert.assertNotNull(cidr);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairTest.java
index 31cf096..39a159e 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,46 +20,67 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.KeyPair;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class KeyPairTest {
 
-    private KeyPair pair = new KeyPair();
-
-    @Test
-    public void getName() {
-        pair.getName();
-    }
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void setName() {
-        pair.setName("123");
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"keypair\" : {" + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"fingerprint\" : \"fingerprint\"," + EOL
+        + "    \"user_id\" : \"userid\"," + EOL
+        + "    \"public_key\" : \"publickey\"," + EOL
+        + "    \"private_key\" : \"privatekey\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getUserId() {
-        pair.getUserId();
-    }
-
-    @Test
-    public void getPublicKey() {
-        pair.getPublicKey();
-    }
-
-    @Test
-    public void setPublicKey() {
-        pair.setPublicKey("123");
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getPrivateKey() {
-        pair.getPrivateKey();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + KeyPair.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        KeyPair keypair = objectMapper.readValue(JSON_FULL, KeyPair.class);
+        String json = objectMapper.writeValueAsString(keypair);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getFingerprint() {
-        pair.getFingerprint();
+    public void testMethods() throws Exception {
+        KeyPair keypair = objectMapper.readValue(JSON_FULL, KeyPair.class);
+        keypair.toString();
+        
+        String privateKey = keypair.getPrivateKey();
+        Assert.assertNotNull(privateKey);
+        
+        String name = keypair.getName();
+        Assert.assertNotNull(name);
+        keypair.setName(name);
+        
+        String fingerprint = keypair.getFingerprint();
+        Assert.assertNotNull(fingerprint);
+        
+        String publicKey = keypair.getPublicKey();
+        Assert.assertNotNull(publicKey);
+        keypair.setPublicKey(publicKey);
+        
+        String userId = keypair.getUserId();
+        Assert.assertNotNull(userId);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairWrapperTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairWrapperTest.java
new file mode 100644
index 0000000..b71cc09
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairWrapperTest.java
@@ -0,0 +1,68 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.KeyPair;
+import com.woorea.openstack.nova.model.KeyPairs.KeyPairWrapper;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class KeyPairWrapperTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"keypair\" : {" + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"fingerprint\" : \"fingerprint\"," + EOL
+        + "    \"user_id\" : \"userid\"," + EOL
+        + "    \"public_key\" : \"publickey\"," + EOL
+        + "    \"private_key\" : \"privatekey\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + KeyPairWrapper.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        KeyPairWrapper keypairwrapper = objectMapper.readValue(JSON_FULL, KeyPairWrapper.class);
+        String json = objectMapper.writeValueAsString(keypairwrapper);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        KeyPairWrapper keypairwrapper = objectMapper.readValue(JSON_FULL, KeyPairWrapper.class);
+        keypairwrapper.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairsTest.java
new file mode 100644
index 0000000..4eb25a8
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/KeyPairsTest.java
@@ -0,0 +1,93 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.KeyPairs;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class KeyPairsTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"keypairs\" : [ {" + EOL
+        + "    \"keypair\" : {" + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"fingerprint\" : \"fingerprint\"," + EOL
+        + "      \"user_id\" : \"userid\"," + EOL
+        + "      \"public_key\" : \"publickey\"," + EOL
+        + "      \"private_key\" : \"privatekey\"" + EOL
+        + "    }" + EOL
+        + "  }, {" + EOL
+        + "    \"keypair\" : { " + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"fingerprint\" : \"fingerprint\"," + EOL
+        + "      \"user_id\" : \"userid\"," + EOL
+        + "      \"public_key\" : \"publickey\"," + EOL
+        + "      \"private_key\" : \"privatekey\"" + EOL
+        + "    }" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    // This is test is ignored because The KeyPairs class does not
+    // serialize into JSON correctly.  It is probably not an operational
+    // issue because KeyPairs is only used to represent the response to
+    // the GET os-keypairs request.
+    @Ignore
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + KeyPairs.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        KeyPairs keypairs = objectMapper.readValue(JSON_FULL, KeyPairs.class);
+        String json = objectMapper.writeValueAsString(keypairs);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testGettersAndSetters() throws Exception {
+        KeyPairs keypairs = objectMapper.readValue(JSON_FULL, KeyPairs.class);
+        keypairs.toString();
+
+        List<KeyPair> list = keypairs.getList();
+        Assert.assertNotNull(list);
+
+        int cnt = 0;
+        for (@SuppressWarnings("unused") KeyPair x : keypairs) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/LimitEntryTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/LimitEntryTest.java
new file mode 100644
index 0000000..2396827
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/LimitEntryTest.java
@@ -0,0 +1,85 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Limits.RateLimit.LimitEntry;
+import java.util.Calendar;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class LimitEntryTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"unit\" : \"unit\"," + EOL
+        + "  \"verb\" : \"verb\"," + EOL
+        + "  \"remaining\" : 72," + EOL
+        + "  \"available\" : 47," + EOL
+        + "  \"value\" : 59," + EOL
+        + "  \"next-available\" : 1489320000000" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + LimitEntry.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        LimitEntry limitentry = objectMapper.readValue(JSON_FULL, LimitEntry.class);
+        String json = objectMapper.writeValueAsString(limitentry);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        LimitEntry limitentry = objectMapper.readValue(JSON_FULL, LimitEntry.class);
+        limitentry.toString();
+        
+        String unit = limitentry.getUnit();
+        Assert.assertNotNull(unit);
+        
+        String verb = limitentry.getVerb();
+        Assert.assertNotNull(verb);
+        
+        Integer available = limitentry.getAvailable();
+        Assert.assertNotNull(available);
+        
+        Calendar nextAvailable = limitentry.getNextAvailable();
+        Assert.assertNotNull(nextAvailable);
+        
+        Integer value = limitentry.getValue();
+        Assert.assertNotNull(value);
+        
+        Integer remaining = limitentry.getRemaining();
+        Assert.assertNotNull(remaining);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/LimitsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/LimitsTest.java
index 2d65192..2977a3a 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/LimitsTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/LimitsTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,203 +20,120 @@
 
 package com.woorea.openstack.nova.model;
 
-import org.junit.Test;
-
-import java.util.Calendar;
+import com.woorea.openstack.nova.model.Limits;
+import com.woorea.openstack.nova.model.Limits.AbsoluteLimit;
+import com.woorea.openstack.nova.model.Limits.RateLimit;
 import java.util.List;
-
-import static org.junit.Assert.*;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class LimitsTest {
 
-    private Limits limits = new Limits();
-    private Limits.AbsoluteLimit aLimit = new Limits.AbsoluteLimit();
-    private Limits.RateLimit rLimit = new Limits.RateLimit();
-    private Limits.RateLimit.LimitEntry entry = new Limits.RateLimit.LimitEntry();
-
-    @Test
-    public void getNextAvailable() {
-         entry.getNextAvailable();
-    }
-
-    @Test
-    public void getUnit() {
-         entry.getUnit();
-    }
-
-    @Test
-    public void getVerb() {
-         entry.getVerb();
-    }
-
-    @Test
-    public void getRemaining() {
-         entry.getRemaining();
-    }
-
-    @Test
-    public void getAvailable() {
-         entry.getAvailable();
-    }
-
-    @Test
-    public void getValue() {
-         entry.getValue();
-    }
-
-    @Test
-    public void getRate() {
-        limits.getRate();
-    }
-
-    @Test
-    public void getAbsolute() {
-        limits.getAbsolute();
-    }
-
-    @Test
-    public void getRegex() {
-         rLimit.getRegex();
-    }
-
-    @Test
-    public void getUri() {
-         rLimit.getUri();
-    }
-
-    @Test
-    public void getLimit() {
-         rLimit.getLimit();
-    }
-
-    @Test
-    public void getMaxServerMeta() {
-        aLimit.getMaxServerMeta();
-    }
-
-    @Test
-    public void getMaxPersonality() {
-        aLimit.getMaxPersonality();
-    }
-
-    @Test
-    public void getMaxImageMeta() {
-        aLimit.getMaxImageMeta();
-    }
-
-    @Test
-    public void getMaxPersonalitySize() {
-         aLimit.getMaxPersonalitySize();
-    }
-
-    @Test
-    public void getMaxTotalCores() {
-         aLimit.getMaxTotalCores();
-    }
-
-    @Test
-    public void getMaxTotalInstances() {
-         aLimit.getMaxTotalInstances();
-    }
-
-    @Test
-    public void getMaxTotalRAMSize() {
-         aLimit.getMaxTotalRAMSize();
-    }
-
-    @Test
-    public void getTotalVolumesUsed() {
-         aLimit.getTotalVolumesUsed();
-    }
-
-    @Test
-    public void getMaxSecurityGroupRules() {
-         aLimit.getMaxSecurityGroupRules();
-    }
-
-    @Test
-    public void getMaxTotalKeypairs() {
-         aLimit.getMaxTotalKeypairs();
-    }
-
-    @Test
-    public void getTotalCoresUsed() {
-         aLimit.getTotalCoresUsed();
-    }
-
-    @Test
-    public void getMaxTotalVolumes() {
-         aLimit.getMaxTotalVolumes();
-    }
-
-    @Test
-    public void getTotalRAMUsed() {
-         aLimit.getTotalRAMUsed();
-    }
-
-    @Test
-    public void getTotalInstancesUsed() {
-         aLimit.getTotalInstancesUsed();
-    }
-
-    @Test
-    public void getMaxSecurityGroups() {
-         aLimit.getMaxSecurityGroups();
-    }
-
-    @Test
-    public void getTotalVolumeGigabytesUsed() {
-         aLimit.getTotalVolumeGigabytesUsed();
-    }
-
-    @Test
-    public void getTotalSecurityGroupsUsed() {
-         aLimit.getTotalSecurityGroupsUsed();
-    }
-
-    @Test
-    public void getMaxTotalFloatingIps() {
-         aLimit.getMaxTotalFloatingIps();
-    }
-
-    @Test
-    public void getTotalKeyPairsUsed() {
-         aLimit.getTotalKeyPairsUsed();
-    }
-
-    @Test
-    public void getMaxTotalVolumeGigabytes() {
-         aLimit.getMaxTotalVolumeGigabytes();
-    }
-
-    @Test
-    public void getServerMetaUsed() {
-         aLimit.getServerMetaUsed();
-    }
-
-    @Test
-    public void getPersonalityUsed() {
-         aLimit.getPersonalityUsed();
-    }
-
-    @Test
-    public void getImageMetaUsed() {
-         aLimit.getImageMetaUsed();
-    }
-
-    @Test
-    public void getPersonalitySizeUsed() {
-         aLimit.getPersonalitySizeUsed();
-    }
-
-    @Test
-    public void getSecurityGroupRulesUsed() {
-         aLimit.getSecurityGroupRulesUsed();
-    }
-
-    @Test
-    public void getTotalFloatingIpsUsed() {
-         aLimit.getTotalFloatingIpsUsed();
-    }
-
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"limits\" : {" + EOL
+        + "    \"rate\" : [ {" + EOL
+        + "      \"regex\" : \"regex\"," + EOL
+        + "      \"uri\" : \"uri\"," + EOL
+        + "      \"limit\" : [ {" + EOL
+        + "        \"unit\" : \"unit\"," + EOL
+        + "        \"verb\" : \"verb\"," + EOL
+        + "        \"remaining\" : 72," + EOL
+        + "        \"available\" : 47," + EOL
+        + "        \"value\" : 59," + EOL
+        + "        \"next-available\" : 1489320000000" + EOL
+        + "      }, {" + EOL
+        + "        \"unit\" : \"unit\"," + EOL
+        + "        \"verb\" : \"verb\"," + EOL
+        + "        \"remaining\" : 72," + EOL
+        + "        \"available\" : 47," + EOL
+        + "        \"value\" : 59," + EOL
+        + "        \"next-available\" : 1489320000000" + EOL
+        + "      } ]" + EOL
+        + "    }, {" + EOL
+        + "      \"regex\" : \"regex\"," + EOL
+        + "      \"uri\" : \"uri\"," + EOL
+        + "      \"limit\" : [ {" + EOL
+        + "        \"unit\" : \"unit\"," + EOL
+        + "        \"verb\" : \"verb\"," + EOL
+        + "        \"remaining\" : 72," + EOL
+        + "        \"available\" : 47," + EOL
+        + "        \"value\" : 59," + EOL
+        + "        \"next-available\" : 1489320000000" + EOL
+        + "      }, {" + EOL
+        + "        \"unit\" : \"unit\"," + EOL
+        + "        \"verb\" : \"verb\"," + EOL
+        + "        \"remaining\" : 72," + EOL
+        + "        \"available\" : 47," + EOL
+        + "        \"value\" : 59," + EOL
+        + "        \"next-available\" : 1489320000000" + EOL
+        + "      } ]" + EOL
+        + "    } ]," + EOL
+        + "    \"absolute\" : {" + EOL
+        + "      \"maxServerMeta\" : 30," + EOL
+        + "      \"serverMetaUsed\" : 37," + EOL
+        + "      \"maxPersonality\" : 54," + EOL
+        + "      \"personalityUsed\" : 61," + EOL
+        + "      \"maxImageMeta\" : 82," + EOL
+        + "      \"imageMetaUsed\" : 89," + EOL
+        + "      \"maxPersonalitySize\" : 97," + EOL
+        + "      \"personalitySizeUsed\" : 4," + EOL
+        + "      \"maxTotalCores\" : 32," + EOL
+        + "      \"totalCoresUsed\" : 39," + EOL
+        + "      \"maxTotalInstances\" : 60," + EOL
+        + "      \"totalInstancesUsed\" : 67," + EOL
+        + "      \"maxTotalRAMSize\" : 55," + EOL
+        + "      \"totalRAMUsed\" : 19," + EOL
+        + "      \"maxSecurityGroupRules\" : 44," + EOL
+        + "      \"securityGroupRulesUsed\" : 51," + EOL
+        + "      \"maxTotalKeypairs\" : 64," + EOL
+        + "      \"totalKeyPairsUsed\" : 71," + EOL
+        + "      \"maxTotalVolumes\" : 71," + EOL
+        + "      \"totalVolumesUsed\" : 78," + EOL
+        + "      \"maxSecurityGroups\" : 4," + EOL
+        + "      \"totalSecurityGroupsUsed\" : 59," + EOL
+        + "      \"maxTotalFloatingIps\" : 76," + EOL
+        + "      \"totalFloatingIpsUsed\" : 83," + EOL
+        + "      \"maxTotalVolumeGigabytes\" : 15," + EOL
+        + "      \"totalVolumeGigabytesUsed\" : 22" + EOL
+        + "    }" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Limits.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Limits limits = objectMapper.readValue(JSON_FULL, Limits.class);
+        String json = objectMapper.writeValueAsString(limits);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Limits limits = objectMapper.readValue(JSON_FULL, Limits.class);
+        limits.toString();
+        
+        List<RateLimit> rate = limits.getRate();
+        Assert.assertNotNull(rate);
+        Assert.assertEquals(2, rate.size());
+        
+        AbsoluteLimit absolute = limits.getAbsolute();
+        Assert.assertNotNull(absolute);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/LinkTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/LinkTest.java
index c1c12cf..81b91a8 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/LinkTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/LinkTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,25 +20,53 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Link;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class LinkTest {
-    private Link link = new Link();
 
-    @Test
-    public void getRel() {
-        link.getRel();
-    }
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"rel\" : \"rel\"," + EOL
+        + "  \"href\" : \"href\"," + EOL
+        + "  \"type\" : \"type\"" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getHref() {
-        link.getHref();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Link.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Link link = objectMapper.readValue(JSON_FULL, Link.class);
+        String json = objectMapper.writeValueAsString(link);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getType() {
-        link.getType();
+    public void testMethods() throws Exception {
+        Link link = objectMapper.readValue(JSON_FULL, Link.class);
+        link.toString();
+        
+        String rel = link.getRel();
+        Assert.assertNotNull(rel);
+        
+        String href = link.getHref();
+        Assert.assertNotNull(href);
+        
+        String type = link.getType();
+        Assert.assertNotNull(type);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/LockTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/LockTest.java
new file mode 100644
index 0000000..aca120e
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/LockTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Lock;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class LockTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"lock\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Lock.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Lock lock = objectMapper.readValue(JSON_FULL, Lock.class);
+        String json = objectMapper.writeValueAsString(lock);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Lock lock = objectMapper.readValue(JSON_FULL, Lock.class);
+        lock.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworkForCreateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworkForCreateTest.java
index 83c64e9..e5b379b 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworkForCreateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworkForCreateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,29 +20,51 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.NetworkForCreate;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class NetworkForCreateTest {
 
-    private NetworkForCreate network = new NetworkForCreate();
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getId() {
-        network.getId();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"uuid\" : \"id\"," + EOL
+        + "  \"fixed_ip\" : \"fixedip\"" + EOL
+        + "}";
 
-    @Test
-    public void getFixedIp() {
-        network.getFixedIp();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void setId() {
-        network.setId("123");
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + NetworkForCreate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        NetworkForCreate networkforcreate = objectMapper.readValue(JSON_FULL, NetworkForCreate.class);
+        String json = objectMapper.writeValueAsString(networkforcreate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void setFixedIp() {
-        network.setFixedIp("123");
+    public void testMethods() throws Exception {
+        NetworkForCreate networkforcreate = objectMapper.readValue(JSON_FULL, NetworkForCreate.class);
+        networkforcreate.toString();
+        
+        String fixedIp = networkforcreate.getFixedIp();
+        Assert.assertNotNull(fixedIp);
+        networkforcreate.setFixedIp(fixedIp);
+        
+        String id = networkforcreate.getId();
+        Assert.assertNotNull(id);
+        networkforcreate.setId(id);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworkTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworkTest.java
index 2c7a32e..ef4a683 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworkTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworkTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,146 +20,154 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Network;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class NetworkTest {
 
-    private Network network = new Network();
-
-    @Test
-    public void getId() {
-        network.getId();
-    }
-
-    @Test
-    public void getVpnPublicAddress() {
-        network.getVpnPublicAddress();
-    }
-
-    @Test
-    public void getVpnPublicPort() {
-        network.getVpnPublicPort();
-    }
-
-    @Test
-    public void getDhcpStart() {
-        network.getDhcpStart();
-    }
-
-    @Test
-    public void getBridge() {
-        network.getBridge();
-    }
-
-    @Test
-    public void getBridgeInterface() {
-        network.getBridgeInterface();
-    }
-
-    @Test
-    public void getUpdatedAt() {
-        network.getUpdatedAt();
-    }
-
-    @Test
-    public void getDeleted() {
-        network.getDeleted();
-    }
-
-    @Test
-    public void getVlan() {
-        network.getVlan();
-    }
-
-    @Test
-    public void getBroadcast() {
-        network.getBroadcast();
-    }
-
-    @Test
-    public void getNetmask() {
-        network.getNetmask();
-    }
-
-    @Test
-    public void getInjected() {
-        network.getInjected();
-    }
-
-    @Test
-    public void getHost() {
-        network.getHost();
-    }
-
-    @Test
-    public void getMultiHost() {
-        network.getMultiHost();
-    }
-
-    @Test
-    public void getCreatedAt() {
-        network.getCreatedAt();
-    }
-
-    @Test
-    public void getDeletedAt() {
-        network.getDeletedAt();
-    }
-
-    @Test
-    public void getCidr() {
-        network.getCidr();
-    }
-
-    @Test
-    public void getCidrV6() {
-        network.getCidrV6();
-    }
-
-    @Test
-    public void getGateway() {
-        network.getGateway();
-    }
-
-    @Test
-    public void getGatewayV6() {
-        network.getGatewayV6();
-    }
-
-    @Test
-    public void getNetmaskV6() {
-        network.getNetmaskV6();
-    }
-
-    @Test
-    public void getProjectId() {
-        network.getProjectId();
-    }
-
-    @Test
-    public void getRxtxBase() {
-        network.getRxtxBase();
-    }
-
-    @Test
-    public void getDns1() {
-        network.getDns1();
-    }
-
-    @Test
-    public void getDns2() {
-        network.getDns2();
-    }
-
-    @Test
-    public void getLabel() {
-        network.getLabel();
-    }
-
-    @Test
-    public void getPriority() {
-        network.getPriority();
-    }
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"network\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"bridge\" : \"bridge\"," + EOL
+        + "    \"deleted\" : false," + EOL
+        + "    \"vlan\" : \"vlan\"," + EOL
+        + "    \"broadcast\" : \"broadcast\"," + EOL
+        + "    \"netmask\" : \"netmask\"," + EOL
+        + "    \"injected\" : true," + EOL
+        + "    \"host\" : \"host\"," + EOL
+        + "    \"cidr\" : \"cidr\"," + EOL
+        + "    \"gateway\" : \"gateway\"," + EOL
+        + "    \"dns1\" : \"dns1\"," + EOL
+        + "    \"dns2\" : \"dns2\"," + EOL
+        + "    \"label\" : \"label\"," + EOL
+        + "    \"priority\" : \"priority\"," + EOL
+        + "    \"vpn_public_address\" : \"vpnpublicaddress\"," + EOL
+        + "    \"vpn_private_address\" : \"vpnprivateaddress\"," + EOL
+        + "    \"vpn_public_port\" : \"vpnpublicport\"," + EOL
+        + "    \"dhcp_start\" : \"dhcpstart\"," + EOL
+        + "    \"bridge_interface\" : \"bridgeinterface\"," + EOL
+        + "    \"updated_at\" : \"updatedat\"," + EOL
+        + "    \"multi_host\" : false," + EOL
+        + "    \"created_at\" : \"createdat\"," + EOL
+        + "    \"deleted_at\" : \"deletedat\"," + EOL
+        + "    \"cidr_v6\" : \"cidrv6\"," + EOL
+        + "    \"gateway_v6\" : \"gatewayv6\"," + EOL
+        + "    \"netmask_v6\" : \"netmaskv6\"," + EOL
+        + "    \"project_id\" : \"projectid\"," + EOL
+        + "    \"rxtx_base\" : \"rxtxbase\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Network.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Network network = objectMapper.readValue(JSON_FULL, Network.class);
+        String json = objectMapper.writeValueAsString(network);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Network network = objectMapper.readValue(JSON_FULL, Network.class);
+        network.toString();
+        
+        String broadcast = network.getBroadcast();
+        Assert.assertNotNull(broadcast);
+        
+        String gatewayV6 = network.getGatewayV6();
+        Assert.assertNotNull(gatewayV6);
+        
+        String dns2 = network.getDns2();
+        Assert.assertNotNull(dns2);
+        
+        String bridgeInterface = network.getBridgeInterface();
+        Assert.assertNotNull(bridgeInterface);
+        
+        String dns1 = network.getDns1();
+        Assert.assertNotNull(dns1);
+        
+        String cidrV6 = network.getCidrV6();
+        Assert.assertNotNull(cidrV6);
+        
+        String deletedAt = network.getDeletedAt();
+        Assert.assertNotNull(deletedAt);
+        
+        String vlan = network.getVlan();
+        Assert.assertNotNull(vlan);
+        
+        String netmask = network.getNetmask();
+        Assert.assertNotNull(netmask);
+        
+        String netmaskV6 = network.getNetmaskV6();
+        Assert.assertNotNull(netmaskV6);
+        
+        Boolean injected = network.getInjected();
+        Assert.assertNotNull(injected);
+        
+        String host = network.getHost();
+        Assert.assertNotNull(host);
+        
+        String cidr = network.getCidr();
+        Assert.assertNotNull(cidr);
+        
+        String id = network.getId();
+        Assert.assertNotNull(id);
+        
+        String projectId = network.getProjectId();
+        Assert.assertNotNull(projectId);
+        
+        String vpnPublicAddress = network.getVpnPublicAddress();
+        Assert.assertNotNull(vpnPublicAddress);
+        
+        String label = network.getLabel();
+        Assert.assertNotNull(label);
+        
+        String priority = network.getPriority();
+        Assert.assertNotNull(priority);
+        
+        String vpnPublicPort = network.getVpnPublicPort();
+        Assert.assertNotNull(vpnPublicPort);
+        
+        String createdAt = network.getCreatedAt();
+        Assert.assertNotNull(createdAt);
+        
+        Boolean deleted = network.getDeleted();
+        Assert.assertNotNull(deleted);
+        
+        String rxtxBase = network.getRxtxBase();
+        Assert.assertNotNull(rxtxBase);
+        
+        String dhcpStart = network.getDhcpStart();
+        Assert.assertNotNull(dhcpStart);
+        
+        Boolean multiHost = network.getMultiHost();
+        Assert.assertNotNull(multiHost);
+        
+        String bridge = network.getBridge();
+        Assert.assertNotNull(bridge);
+        
+        String gateway = network.getGateway();
+        Assert.assertNotNull(gateway);
+        
+        String updatedAt = network.getUpdatedAt();
+        Assert.assertNotNull(updatedAt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworksTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworksTest.java
new file mode 100644
index 0000000..9268445
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/NetworksTest.java
@@ -0,0 +1,131 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Network;
+import com.woorea.openstack.nova.model.Networks;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class NetworksTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"networks\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"bridge\" : \"bridge\"," + EOL
+        + "    \"deleted\" : false," + EOL
+        + "    \"vlan\" : \"vlan\"," + EOL
+        + "    \"broadcast\" : \"broadcast\"," + EOL
+        + "    \"netmask\" : \"netmask\"," + EOL
+        + "    \"injected\" : true," + EOL
+        + "    \"host\" : \"host\"," + EOL
+        + "    \"cidr\" : \"cidr\"," + EOL
+        + "    \"gateway\" : \"gateway\"," + EOL
+        + "    \"dns1\" : \"dns1\"," + EOL
+        + "    \"dns2\" : \"dns2\"," + EOL
+        + "    \"label\" : \"label\"," + EOL
+        + "    \"priority\" : \"priority\"," + EOL
+        + "    \"vpn_public_address\" : \"vpnpublicaddress\"," + EOL
+        + "    \"vpn_private_address\" : \"vpnprivateaddress\"," + EOL
+        + "    \"vpn_public_port\" : \"vpnpublicport\"," + EOL
+        + "    \"dhcp_start\" : \"dhcpstart\"," + EOL
+        + "    \"bridge_interface\" : \"bridgeinterface\"," + EOL
+        + "    \"updated_at\" : \"updatedat\"," + EOL
+        + "    \"multi_host\" : false," + EOL
+        + "    \"created_at\" : \"createdat\"," + EOL
+        + "    \"deleted_at\" : \"deletedat\"," + EOL
+        + "    \"cidr_v6\" : \"cidrv6\"," + EOL
+        + "    \"gateway_v6\" : \"gatewayv6\"," + EOL
+        + "    \"netmask_v6\" : \"netmaskv6\"," + EOL
+        + "    \"project_id\" : \"projectid\"," + EOL
+        + "    \"rxtx_base\" : \"rxtxbase\"" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"bridge\" : \"bridge\"," + EOL
+        + "    \"deleted\" : false," + EOL
+        + "    \"vlan\" : \"vlan\"," + EOL
+        + "    \"broadcast\" : \"broadcast\"," + EOL
+        + "    \"netmask\" : \"netmask\"," + EOL
+        + "    \"injected\" : true," + EOL
+        + "    \"host\" : \"host\"," + EOL
+        + "    \"cidr\" : \"cidr\"," + EOL
+        + "    \"gateway\" : \"gateway\"," + EOL
+        + "    \"dns1\" : \"dns1\"," + EOL
+        + "    \"dns2\" : \"dns2\"," + EOL
+        + "    \"label\" : \"label\"," + EOL
+        + "    \"priority\" : \"priority\"," + EOL
+        + "    \"vpn_public_address\" : \"vpnpublicaddress\"," + EOL
+        + "    \"vpn_private_address\" : \"vpnprivateaddress\"," + EOL
+        + "    \"vpn_public_port\" : \"vpnpublicport\"," + EOL
+        + "    \"dhcp_start\" : \"dhcpstart\"," + EOL
+        + "    \"bridge_interface\" : \"bridgeinterface\"," + EOL
+        + "    \"updated_at\" : \"updatedat\"," + EOL
+        + "    \"multi_host\" : false," + EOL
+        + "    \"created_at\" : \"createdat\"," + EOL
+        + "    \"deleted_at\" : \"deletedat\"," + EOL
+        + "    \"cidr_v6\" : \"cidrv6\"," + EOL
+        + "    \"gateway_v6\" : \"gatewayv6\"," + EOL
+        + "    \"netmask_v6\" : \"netmaskv6\"," + EOL
+        + "    \"project_id\" : \"projectid\"," + EOL
+        + "    \"rxtx_base\" : \"rxtxbase\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Networks.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Networks networks = objectMapper.readValue(JSON_FULL, Networks.class);
+        String json = objectMapper.writeValueAsString(networks);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Networks networks = objectMapper.readValue(JSON_FULL, Networks.class);
+        networks.toString();
+        
+        List<Network> list = networks.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") Network x : networks) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/PauseTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/PauseTest.java
new file mode 100644
index 0000000..a5ec89d
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/PauseTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Pause;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class PauseTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"pause\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Pause.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Pause pause = objectMapper.readValue(JSON_FULL, Pause.class);
+        String json = objectMapper.writeValueAsString(pause);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Pause pause = objectMapper.readValue(JSON_FULL, Pause.class);
+        pause.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/PersonalityFileTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/PersonalityFileTest.java
index c735995..81cc6ac 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/PersonalityFileTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/PersonalityFileTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,31 +20,51 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.PersonalityFile;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class PersonalityFileTest {
 
-    private PersonalityFile file = new PersonalityFile();
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getPath() {
-        file.getPath();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"path\" : \"path\"," + EOL
+        + "  \"contents\" : \"contents\"" + EOL
+        + "}";
 
-    @Test
-    public void setPath() {
-        file.setPath("123");
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getContents() {
-        file.getContents();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + PersonalityFile.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        PersonalityFile personalityfile = objectMapper.readValue(JSON_FULL, PersonalityFile.class);
+        String json = objectMapper.writeValueAsString(personalityfile);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void setContents() {
-        file.setContents("123");
+    public void testMethods() throws Exception {
+        PersonalityFile personalityfile = objectMapper.readValue(JSON_FULL, PersonalityFile.class);
+        personalityfile.toString();
+        
+        String path = personalityfile.getPath();
+        Assert.assertNotNull(path);
+        personalityfile.setPath(path);
+        
+        String contents = personalityfile.getContents();
+        Assert.assertNotNull(contents);
+        personalityfile.setContents(contents);
     }
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/QuotaSetTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/QuotaSetTest.java
index 03b0a1f..0a424ed 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/QuotaSetTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/QuotaSetTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -20,151 +20,115 @@
 
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.QuotaSet;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import static org.junit.Assert.*;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class QuotaSetTest {
 
-    private QuotaSet set = new QuotaSet();
-
-    @Test
-    public void getId() {
-        set.getId();
-    }
-
-    @Test
-    public void setId() {
-        set.setId("123");
-    }
-
-    @Test
-    public void getMetadataItems() {
-        set.getMetadataItems();
-    }
-
-    @Test
-    public void setMetadataItems() {
-        set.setMetadataItems(123);
-    }
-
-    @Test
-    public void getInjectedFileContentBytes() {
-        set.getInjectedFileContentBytes();
-    }
-
-    @Test
-    public void setInjectedFileContentBytes() {
-        set.setInjectedFileContentBytes(123);
-    }
-
-    @Test
-    public void getInjectedFiles() {
-        set.getInjectedFiles();
-    }
-
-    @Test
-    public void setInjectedFiles() {
-        set.setInjectedFiles(123);
-    }
-
-    @Test
-    public void getGigabytes() {
-        set.getGigabytes();
-    }
-
-    @Test
-    public void setGigabytes() {
-        set.setGigabytes(123);
-    }
-
-    @Test
-    public void getRam() {
-        set.getRam();
-    }
-
-    @Test
-    public void setRam() {
-        set.setRam(123);
-    }
-
-    @Test
-    public void getFloatingIps() {
-        set.getFloatingIps();
-    }
-
-    @Test
-    public void setFloatingIps() {
-        set.setFloatingIps(123);
-    }
-
-    @Test
-    public void getInstances() {
-        set.getInstances();
-    }
-
-    @Test
-    public void setInstances() {
-        set.setInstances(123);
-    }
-
-    @Test
-    public void getVolumes() {
-        set.getVolumes();
-    }
-
-    @Test
-    public void setVolumes() {
-        set.setVolumes(123);
-    }
-
-    @Test
-    public void getCores() {
-        set.getCores();
-    }
-
-    @Test
-    public void setCores() {
-        set.setCores(123);
-    }
-
-    @Test
-    public void getSecurityGroups() {
-        set.getSecurityGroups();
-    }
-
-    @Test
-    public void setSecurityGroups() {
-        set.setSecurityGroups(123);
-    }
-
-    @Test
-    public void getSecurityGroupRules() {
-        set.getSecurityGroupRules();
-    }
-
-    @Test
-    public void setSecurityGroupRules() {
-        set.setSecurityGroupRules(123);
-    }
-
-    @Test
-    public void getKeyPairs() {
-        set.getKeyPairs();
-    }
-
-    @Test
-    public void setKeyPairs() {
-        set.setKeyPairs(123);
-    }
-
-    @Test
-    public void getInjectedFilePathBytes() {
-        set.getInjectedFilePathBytes();
-    }
-
-    @Test
-    public void setInjectedFilePathBytes() {
-        set.setInjectedFilePathBytes(123);
-    }
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"quota_set\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"gigabytes\" : 77," + EOL
+        + "    \"ram\" : 38," + EOL
+        + "    \"instances\" : 86," + EOL
+        + "    \"volumes\" : 97," + EOL
+        + "    \"cores\" : 58," + EOL
+        + "    \"metadata_items\" : 97," + EOL
+        + "    \"injected_file_content_bytes\" : 86," + EOL
+        + "    \"injected_files\" : 87," + EOL
+        + "    \"floating_ips\" : 2," + EOL
+        + "    \"security_groups\" : 78," + EOL
+        + "    \"security_group_rules\" : 18," + EOL
+        + "    \"injected_file_path_bytes\" : 52," + EOL
+        + "    \"key_pairs\" : 90" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + QuotaSet.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        QuotaSet quotaset = objectMapper.readValue(JSON_FULL, QuotaSet.class);
+        String json = objectMapper.writeValueAsString(quotaset);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        QuotaSet quotaset = objectMapper.readValue(JSON_FULL, QuotaSet.class);
+        quotaset.toString();
+        
+        Integer injectedFileContentBytes = quotaset.getInjectedFileContentBytes();
+        Assert.assertNotNull(injectedFileContentBytes);
+        quotaset.setInjectedFileContentBytes(injectedFileContentBytes);
+        
+        Integer injectedFiles = quotaset.getInjectedFiles();
+        Assert.assertNotNull(injectedFiles);
+        quotaset.setInjectedFiles(injectedFiles);
+        
+        Integer instances = quotaset.getInstances();
+        Assert.assertNotNull(instances);
+        quotaset.setInstances(instances);
+        
+        Integer gigabytes = quotaset.getGigabytes();
+        Assert.assertNotNull(gigabytes);
+        quotaset.setGigabytes(gigabytes);
+        
+        Integer metadataItems = quotaset.getMetadataItems();
+        Assert.assertNotNull(metadataItems);
+        quotaset.setMetadataItems(metadataItems);
+        
+        Integer volumes = quotaset.getVolumes();
+        Assert.assertNotNull(volumes);
+        quotaset.setVolumes(volumes);
+        
+        Integer injectedFilePathBytes = quotaset.getInjectedFilePathBytes();
+        Assert.assertNotNull(injectedFilePathBytes);
+        quotaset.setInjectedFilePathBytes(injectedFilePathBytes);
+        
+        Integer securityGroupRules = quotaset.getSecurityGroupRules();
+        Assert.assertNotNull(securityGroupRules);
+        quotaset.setSecurityGroupRules(securityGroupRules);
+        
+        Integer floatingIps = quotaset.getFloatingIps();
+        Assert.assertNotNull(floatingIps);
+        quotaset.setFloatingIps(floatingIps);
+        
+        Integer cores = quotaset.getCores();
+        Assert.assertNotNull(cores);
+        quotaset.setCores(cores);
+        
+        String id = quotaset.getId();
+        Assert.assertNotNull(id);
+        quotaset.setId(id);
+        
+        Integer securityGroups = quotaset.getSecurityGroups();
+        Assert.assertNotNull(securityGroups);
+        quotaset.setSecurityGroups(securityGroups);
+        
+        Integer ram = quotaset.getRam();
+        Assert.assertNotNull(ram);
+        quotaset.setRam(ram);
+        
+        Integer keyPairs = quotaset.getKeyPairs();
+        Assert.assertNotNull(keyPairs);
+        quotaset.setKeyPairs(keyPairs);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/RateLimitTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/RateLimitTest.java
new file mode 100644
index 0000000..24553a5
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/RateLimitTest.java
@@ -0,0 +1,89 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Limits.RateLimit;
+import com.woorea.openstack.nova.model.Limits.RateLimit.LimitEntry;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class RateLimitTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"regex\" : \"regex\"," + EOL
+        + "  \"uri\" : \"uri\"," + EOL
+        + "  \"limit\" : [ {" + EOL
+        + "    \"unit\" : \"unit\"," + EOL
+        + "    \"verb\" : \"verb\"," + EOL
+        + "    \"remaining\" : 72," + EOL
+        + "    \"available\" : 47," + EOL
+        + "    \"value\" : 59," + EOL
+        + "    \"next-available\" : 1489320000000" + EOL
+        + "  }, {" + EOL
+        + "    \"unit\" : \"unit\"," + EOL
+        + "    \"verb\" : \"verb\"," + EOL
+        + "    \"remaining\" : 72," + EOL
+        + "    \"available\" : 47," + EOL
+        + "    \"value\" : 59," + EOL
+        + "    \"next-available\" : 1489320000000" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + RateLimit.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        RateLimit ratelimit = objectMapper.readValue(JSON_FULL, RateLimit.class);
+        String json = objectMapper.writeValueAsString(ratelimit);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        RateLimit ratelimit = objectMapper.readValue(JSON_FULL, RateLimit.class);
+        ratelimit.toString();
+        
+        String regex = ratelimit.getRegex();
+        Assert.assertNotNull(regex);
+        
+        List<LimitEntry> limit = ratelimit.getLimit();
+        Assert.assertNotNull(limit);
+        Assert.assertEquals(2, limit.size());
+        
+        String uri = ratelimit.getUri();
+        Assert.assertNotNull(uri);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/RebootTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/RebootTest.java
new file mode 100644
index 0000000..1a9ea77
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/RebootTest.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Reboot;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class RebootTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"reboot\" : {" + EOL
+        + "    \"type\" : \"type\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Reboot.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Reboot reboot = objectMapper.readValue(JSON_FULL, Reboot.class);
+        String json = objectMapper.writeValueAsString(reboot);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Reboot reboot = objectMapper.readValue(JSON_FULL, Reboot.class);
+        reboot.toString();
+        
+        String type = reboot.getType();
+        Assert.assertNotNull(type);
+        reboot.setType(type);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/RebuildTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/RebuildTest.java
new file mode 100644
index 0000000..1fb9e86
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/RebuildTest.java
@@ -0,0 +1,118 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.PersonalityFile;
+import com.woorea.openstack.nova.model.ServerAction.Rebuild;
+import java.util.List;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class RebuildTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"rebuild\" : {" + EOL
+        + "    \"imageRef\" : \"imageref\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"adminPass\" : \"adminpass\"," + EOL
+        + "    \"accessIPv4\" : \"accessipv4\"," + EOL
+        + "    \"accessIPv6\" : \"accessipv6\"," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"personality\" : [ {" + EOL
+        + "      \"path\" : \"path\"," + EOL
+        + "      \"contents\" : \"contents\"" + EOL
+        + "    }, {" + EOL
+        + "      \"path\" : \"path\"," + EOL
+        + "      \"contents\" : \"contents\"" + EOL
+        + "    } ]," + EOL
+        + "    \"OS-DCF:diskConfig\" : \"diskconfig\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Rebuild.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Rebuild rebuild = objectMapper.readValue(JSON_FULL, Rebuild.class);
+        String json = objectMapper.writeValueAsString(rebuild);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Rebuild rebuild = objectMapper.readValue(JSON_FULL, Rebuild.class);
+        rebuild.toString();
+        
+        Map<String,String> metadata = rebuild.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        rebuild.setMetadata(metadata);
+        
+        List<PersonalityFile> personality = rebuild.getPersonality();
+        Assert.assertNotNull(personality);
+        Assert.assertEquals(2, personality.size());
+        rebuild.setPersonality(personality);
+        
+        String name = rebuild.getName();
+        Assert.assertNotNull(name);
+        rebuild.setName(name);
+        
+        String adminPass = rebuild.getAdminPass();
+        Assert.assertNotNull(adminPass);
+        rebuild.setAdminPass(adminPass);
+        
+        String imageRef = rebuild.getImageRef();
+        Assert.assertNotNull(imageRef);
+        rebuild.setImageRef(imageRef);
+        
+        String accessIPv6 = rebuild.getAccessIPv6();
+        Assert.assertNotNull(accessIPv6);
+        rebuild.setAccessIPv6(accessIPv6);
+        
+        String diskConfig = rebuild.getDiskConfig();
+        Assert.assertNotNull(diskConfig);
+        rebuild.setDiskConfig(diskConfig);
+        
+        String accessIPv4 = rebuild.getAccessIPv4();
+        Assert.assertNotNull(accessIPv4);
+        rebuild.setAccessIPv4(accessIPv4);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/RescueResponseTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/RescueResponseTest.java
new file mode 100644
index 0000000..519e2a3
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/RescueResponseTest.java
@@ -0,0 +1,64 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.RescueResponse;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class RescueResponseTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"adminPass\" : \"adminpass\"" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + RescueResponse.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        RescueResponse rescueresponse = objectMapper.readValue(JSON_FULL, RescueResponse.class);
+        String json = objectMapper.writeValueAsString(rescueresponse);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        RescueResponse rescueresponse = objectMapper.readValue(JSON_FULL, RescueResponse.class);
+        rescueresponse.toString();
+        
+        String adminPass = rescueresponse.getAdminPass();
+        Assert.assertNotNull(adminPass);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/RescueTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/RescueTest.java
new file mode 100644
index 0000000..ea14bd2
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/RescueTest.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Rescue;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class RescueTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"rescue\" : {" + EOL
+        + "    \"adminPass\" : \"adminpass\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Rescue.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Rescue rescue = objectMapper.readValue(JSON_FULL, Rescue.class);
+        String json = objectMapper.writeValueAsString(rescue);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Rescue rescue = objectMapper.readValue(JSON_FULL, Rescue.class);
+        rescue.toString();
+        
+        String adminPass = rescue.getAdminPass();
+        Assert.assertNotNull(adminPass);
+        rescue.setAdminPass(adminPass);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ResizeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ResizeTest.java
new file mode 100644
index 0000000..05aafd1
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ResizeTest.java
@@ -0,0 +1,74 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Resize;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ResizeTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"resize\" : {" + EOL
+        + "    \"flavorRef\" : \"flavorref\"," + EOL
+        + "    \"OS-DCF:diskConfig\" : \"diskconfig\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Resize.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Resize resize = objectMapper.readValue(JSON_FULL, Resize.class);
+        String json = objectMapper.writeValueAsString(resize);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Resize resize = objectMapper.readValue(JSON_FULL, Resize.class);
+        resize.toString();
+        
+        String flavorRef = resize.getFlavorRef();
+        Assert.assertNotNull(flavorRef);
+        resize.setFlavorRef(flavorRef);
+        
+        String diskConfig = resize.getDiskConfig();
+        Assert.assertNotNull(diskConfig);
+        resize.setDiskConfig(diskConfig);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ResourceTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ResourceTest.java
new file mode 100644
index 0000000..b075071
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ResourceTest.java
@@ -0,0 +1,80 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Host.ResourceWrapper.Resource;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ResourceTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"project\" : \"project\"," + EOL
+        + "  \"host\" : \"host\"," + EOL
+        + "  \"cpu\" : 46," + EOL
+        + "  \"memory_mb\" : 90," + EOL
+        + "  \"disk_gb\" : 46" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Resource.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Resource resource = objectMapper.readValue(JSON_FULL, Resource.class);
+        String json = objectMapper.writeValueAsString(resource);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Resource resource = objectMapper.readValue(JSON_FULL, Resource.class);
+        resource.toString();
+        
+        Integer memoryMb = resource.getMemoryMb();
+        Assert.assertNotNull(memoryMb);
+        
+        String host = resource.getHost();
+        Assert.assertNotNull(host);
+        
+        String project = resource.getProject();
+        Assert.assertNotNull(project);
+        
+        Integer cpu = resource.getCpu();
+        Assert.assertNotNull(cpu);
+        
+        Integer diskGb = resource.getDiskGb();
+        Assert.assertNotNull(diskGb);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ResourceWrapperTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ResourceWrapperTest.java
new file mode 100644
index 0000000..b9ab596
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ResourceWrapperTest.java
@@ -0,0 +1,71 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.Host.ResourceWrapper;
+import com.woorea.openstack.nova.model.Host.ResourceWrapper.Resource;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ResourceWrapperTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"resource\" : {" + EOL
+        + "    \"project\" : \"project\"," + EOL
+        + "    \"host\" : \"host\"," + EOL
+        + "    \"cpu\" : 46," + EOL
+        + "    \"memory_mb\" : 90," + EOL
+        + "    \"disk_gb\" : 46" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + ResourceWrapper.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        ResourceWrapper resourcewrapper = objectMapper.readValue(JSON_FULL, ResourceWrapper.class);
+        String json = objectMapper.writeValueAsString(resourcewrapper);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        ResourceWrapper resourcewrapper = objectMapper.readValue(JSON_FULL, ResourceWrapper.class);
+        resourcewrapper.toString();
+        
+        Resource resource = resourcewrapper.getResource();
+        Assert.assertNotNull(resource);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/RestoreTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/RestoreTest.java
new file mode 100644
index 0000000..1b78aac
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/RestoreTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Restore;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class RestoreTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"restore\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Restore.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Restore restore = objectMapper.readValue(JSON_FULL, Restore.class);
+        String json = objectMapper.writeValueAsString(restore);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Restore restore = objectMapper.readValue(JSON_FULL, Restore.class);
+        restore.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ResumeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ResumeTest.java
new file mode 100644
index 0000000..e8b1ff3
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ResumeTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Resume;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ResumeTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"resume\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Resume.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Resume resume = objectMapper.readValue(JSON_FULL, Resume.class);
+        String json = objectMapper.writeValueAsString(resume);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Resume resume = objectMapper.readValue(JSON_FULL, Resume.class);
+        resume.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/RevertResizeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/RevertResizeTest.java
new file mode 100644
index 0000000..b3d6d36
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/RevertResizeTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.RevertResize;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class RevertResizeTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"revertResize\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + RevertResize.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        RevertResize revertresize = objectMapper.readValue(JSON_FULL, RevertResize.class);
+        String json = objectMapper.writeValueAsString(revertresize);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        RevertResize revertresize = objectMapper.readValue(JSON_FULL, RevertResize.class);
+        revertresize.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/RuleTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/RuleTest.java
new file mode 100644
index 0000000..0ec78dc
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/RuleTest.java
@@ -0,0 +1,103 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.SecurityGroup.Rule;
+import com.woorea.openstack.nova.model.SecurityGroup.Rule.Group;
+import com.woorea.openstack.nova.model.SecurityGroup.Rule.IpRange;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class RuleTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"security_group_rule\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"group\" : {" + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"tenant_id\" : \"tenantid\"" + EOL
+        + "    }," + EOL
+        + "    \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "    \"from_port\" : 7," + EOL
+        + "    \"to_port\" : 98," + EOL
+        + "    \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "    \"ip_range\" : {" + EOL
+        + "      \"cidr\" : \"cidr\"" + EOL
+        + "    }" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Rule.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Rule rule = objectMapper.readValue(JSON_FULL, Rule.class);
+        String json = objectMapper.writeValueAsString(rule);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Rule rule = objectMapper.readValue(JSON_FULL, Rule.class);
+        rule.toString();
+        
+        String parentGroupId = rule.getParentGroupId();
+        Assert.assertNotNull(parentGroupId);
+        
+        String ipProtocol = rule.getIpProtocol();
+        Assert.assertNotNull(ipProtocol);
+        
+        IpRange ipRange = rule.getIpRange();
+        Assert.assertNotNull(ipRange);
+        
+        Integer fromPort = rule.getFromPort();
+        Assert.assertNotNull(fromPort);
+        
+        String name = rule.getName();
+        Assert.assertNotNull(name);
+        
+        String id = rule.getId();
+        Assert.assertNotNull(id);
+        
+        Integer toPort = rule.getToPort();
+        Assert.assertNotNull(toPort);
+        
+        Group group = rule.getGroup();
+        Assert.assertNotNull(group);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupForCreateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupForCreateTest.java
index 9b3001f..71460b4 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupForCreateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupForCreateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,32 +17,58 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.SecurityGroupForCreate;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SecurityGroupForCreateTest {
 
-    SecurityGroupForCreate securityGroupForCreate = new SecurityGroupForCreate();
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getName() throws Exception {
-        securityGroupForCreate.getName();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"security_group\" : {" + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"description\" : \"description\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void setName() throws Exception {
-        securityGroupForCreate.setName("test");
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getDescription() throws Exception {
-        securityGroupForCreate.getDescription();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + SecurityGroupForCreate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        SecurityGroupForCreate securitygroupforcreate = objectMapper.readValue(JSON_FULL, SecurityGroupForCreate.class);
+        String json = objectMapper.writeValueAsString(securitygroupforcreate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void setDescription() throws Exception {
-        securityGroupForCreate.setDescription("desc");
+    public void testMethods() throws Exception {
+        SecurityGroupForCreate securitygroupforcreate = objectMapper.readValue(JSON_FULL, SecurityGroupForCreate.class);
+        securitygroupforcreate.toString();
+        
+        String name = securitygroupforcreate.getName();
+        Assert.assertNotNull(name);
+        securitygroupforcreate.setName(name);
+        
+        String description = securitygroupforcreate.getDescription();
+        Assert.assertNotNull(description);
+        securitygroupforcreate.setDescription(description);
     }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupRuleForCreateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupRuleForCreateTest.java
index d72094b..ae1dbac 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupRuleForCreateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupRuleForCreateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,82 +17,78 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.SecurityGroupRuleForCreate;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SecurityGroupRuleForCreateTest {
 
-    SecurityGroupRuleForCreate securityGroupRuleForCreate = new SecurityGroupRuleForCreate();
-
-    @Test
-    public void getParentGroupId() throws Exception {
-        securityGroupRuleForCreate.getParentGroupId();
-    }
-
-    @Test
-    public void setParentGroupId() throws Exception {
-        securityGroupRuleForCreate.setParentGroupId("parent");
-    }
-
-    @Test
-    public void setParentGroupId1() throws Exception {
-        securityGroupRuleForCreate.setParentGroupId(1);
-    }
-
-    @Test
-    public void getFromPort() throws Exception {
-        securityGroupRuleForCreate.getFromPort();
-    }
-
-    @Test
-    public void setFromPort() throws Exception {
-        securityGroupRuleForCreate.setFromPort(80);
-    }
-
-    @Test
-    public void getToPort() throws Exception {
-        securityGroupRuleForCreate.getToPort();
-    }
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"security_group_rule\" : {" + EOL
+        + "    \"cidr\" : \"cidr\"," + EOL
+        + "    \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "    \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "    \"from_port\" : 7," + EOL
+        + "    \"to_port\" : 98," + EOL
+        + "    \"group_id\" : \"groupid\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void setToPort() throws Exception {
-        securityGroupRuleForCreate.setToPort(80);
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + SecurityGroupRuleForCreate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        SecurityGroupRuleForCreate securitygroupruleforcreate = objectMapper.readValue(JSON_FULL, SecurityGroupRuleForCreate.class);
+        String json = objectMapper.writeValueAsString(securitygroupruleforcreate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getIpProtocol() throws Exception {
-        securityGroupRuleForCreate.getIpProtocol();
+    public void testMethods() throws Exception {
+        SecurityGroupRuleForCreate securitygroupruleforcreate = objectMapper.readValue(JSON_FULL, SecurityGroupRuleForCreate.class);
+        securitygroupruleforcreate.toString();
+        
+        String parentGroupId = securitygroupruleforcreate.getParentGroupId();
+        Assert.assertNotNull(parentGroupId);
+        securitygroupruleforcreate.setParentGroupId(parentGroupId);
+        
+        String ipProtocol = securitygroupruleforcreate.getIpProtocol();
+        Assert.assertNotNull(ipProtocol);
+        securitygroupruleforcreate.setIpProtocol(ipProtocol);
+        
+        String groupId = securitygroupruleforcreate.getGroupId();
+        Assert.assertNotNull(groupId);
+        securitygroupruleforcreate.setGroupId(groupId);
+        
+        Integer fromPort = securitygroupruleforcreate.getFromPort();
+        Assert.assertNotNull(fromPort);
+        securitygroupruleforcreate.setFromPort(fromPort);
+        
+        String cidr = securitygroupruleforcreate.getCidr();
+        Assert.assertNotNull(cidr);
+        securitygroupruleforcreate.setCidr(cidr);
+        
+        Integer toPort = securitygroupruleforcreate.getToPort();
+        Assert.assertNotNull(toPort);
+        securitygroupruleforcreate.setToPort(toPort);
     }
-
-    @Test
-    public void setIpProtocol() throws Exception {
-        securityGroupRuleForCreate.setIpProtocol("test");
-    }
-
-    @Test
-    public void getCidr() throws Exception {
-        securityGroupRuleForCreate.getCidr();
-    }
-
-    @Test
-    public void setCidr() throws Exception {
-        securityGroupRuleForCreate.setCidr("test");
-    }
-
-    @Test
-    public void getGroupId() throws Exception {
-        securityGroupRuleForCreate.getGroupId();
-    }
-
-    @Test
-    public void setGroupId() throws Exception {
-        securityGroupRuleForCreate.setGroupId("test");
-    }
-
-    @Test
-    public void setGroupId1() throws Exception {
-        securityGroupRuleForCreate.setGroupId(1);
-    }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupTest.java
index e238c4e..5bcc32a 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,42 +17,49 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.ServerForCreate.SecurityGroup;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SecurityGroupTest {
 
-    SecurityGroup securityGroup = new SecurityGroup();
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getId() throws Exception {
-        securityGroup.getId();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"name\" : \"name\"" + EOL
+        + "}";
 
-    @Test
-    public void getName() throws Exception {
-        securityGroup.getName();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getDescription() throws Exception {
-        securityGroup.getDescription();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + SecurityGroup.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        SecurityGroup securitygroup = objectMapper.readValue(JSON_FULL, SecurityGroup.class);
+        String json = objectMapper.writeValueAsString(securitygroup);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getTenantId() throws Exception {
-        securityGroup.getTenantId();
+    public void testMethods() throws Exception {
+        SecurityGroup securitygroup = objectMapper.readValue(JSON_FULL, SecurityGroup.class);
+        securitygroup.toString();
+        
+        String name = securitygroup.getName();
+        Assert.assertNotNull(name);
+        securitygroup.setName(name);
     }
-
-    @Test
-    public void getRules() throws Exception {
-        securityGroup.getRules();
-    }
-
-    @Test
-    public void getLinks() throws Exception {
-        securityGroup.getLinks();
-    }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupsTest.java
index c5ecf89..f3446f2 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupsTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SecurityGroupsTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,22 +17,143 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.SecurityGroup;
+import com.woorea.openstack.nova.model.SecurityGroups;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SecurityGroupsTest {
 
-    SecurityGroups securityGroups = new SecurityGroups();
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"security_groups\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"description\" : \"description\"," + EOL
+        + "    \"rules\" : [ {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"group\" : {" + EOL
+        + "        \"name\" : \"name\"," + EOL
+        + "        \"tenant_id\" : \"tenantid\"" + EOL
+        + "      }," + EOL
+        + "      \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "      \"from_port\" : 7," + EOL
+        + "      \"to_port\" : 98," + EOL
+        + "      \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "      \"ip_range\" : {" + EOL
+        + "        \"cidr\" : \"cidr\"" + EOL
+        + "      }" + EOL
+        + "    }, {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"group\" : {" + EOL
+        + "        \"name\" : \"name\"," + EOL
+        + "        \"tenant_id\" : \"tenantid\"" + EOL
+        + "      }," + EOL
+        + "      \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "      \"from_port\" : 7," + EOL
+        + "      \"to_port\" : 98," + EOL
+        + "      \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "      \"ip_range\" : {" + EOL
+        + "        \"cidr\" : \"cidr\"" + EOL
+        + "      }" + EOL
+        + "    } ]," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"tenant_id\" : \"tenantid\"" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"description\" : \"description\"," + EOL
+        + "    \"rules\" : [ {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"group\" : {" + EOL
+        + "        \"name\" : \"name\"," + EOL
+        + "        \"tenant_id\" : \"tenantid\"" + EOL
+        + "      }," + EOL
+        + "      \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "      \"from_port\" : 7," + EOL
+        + "      \"to_port\" : 98," + EOL
+        + "      \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "      \"ip_range\" : {" + EOL
+        + "        \"cidr\" : \"cidr\"" + EOL
+        + "      }" + EOL
+        + "    }, {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"group\" : {" + EOL
+        + "        \"name\" : \"name\"," + EOL
+        + "        \"tenant_id\" : \"tenantid\"" + EOL
+        + "      }," + EOL
+        + "      \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "      \"from_port\" : 7," + EOL
+        + "      \"to_port\" : 98," + EOL
+        + "      \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "      \"ip_range\" : {" + EOL
+        + "        \"cidr\" : \"cidr\"" + EOL
+        + "      }" + EOL
+        + "    } ]," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"tenant_id\" : \"tenantid\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getList() throws Exception {
-        securityGroups.getList();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + SecurityGroups.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        SecurityGroups securitygroups = objectMapper.readValue(JSON_FULL, SecurityGroups.class);
+        String json = objectMapper.writeValueAsString(securitygroups);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
-    @Test(expected = NullPointerException.class)
-    public void iterator() throws Exception {
-        securityGroups.iterator();
+    @Test
+    public void testMethods() throws Exception {
+        SecurityGroups securitygroups = objectMapper.readValue(JSON_FULL, SecurityGroups.class);
+        securitygroups.toString();
+        
+        List<SecurityGroup> list = securitygroups.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") SecurityGroup x : securitygroups) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
     }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerForCreateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerForCreateTest.java
index ce7b4a2..2653f02 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerForCreateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerForCreateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,185 +17,156 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.NetworkForCreate;
+import com.woorea.openstack.nova.model.PersonalityFile;
+import com.woorea.openstack.nova.model.ServerForCreate;
+import com.woorea.openstack.nova.model.ServerForCreate.SecurityGroup;
+import java.util.List;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import java.util.Collections;
-import java.util.HashMap;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class ServerForCreateTest {
 
-    ServerForCreate serverForCreate = new ServerForCreate();
-
-    @Test
-    public void getName() throws Exception {
-        serverForCreate.getName();
-    }
-
-    @Test
-    public void setName() throws Exception {
-        serverForCreate.setName("test");
-    }
-
-    @Test
-    public void getAdminPass() throws Exception {
-        serverForCreate.getAdminPass();
-    }
-
-    @Test
-    public void setAdminPass() throws Exception {
-        serverForCreate.setAdminPass("adminpass");
-    }
-
-    @Test
-    public void getImageRef() throws Exception {
-        serverForCreate.getImageRef();
-    }
-
-    @Test
-    public void setImageRef() throws Exception {
-        serverForCreate.setImageRef("image");
-    }
-
-    @Test
-    public void getFlavorRef() throws Exception {
-        serverForCreate.getFlavorRef();
-    }
-
-    @Test
-    public void setFlavorRef() throws Exception {
-        serverForCreate.setFlavorRef("test");
-    }
-
-    @Test
-    public void getAccessIPv4() throws Exception {
-        serverForCreate.getAccessIPv4();
-    }
-
-    @Test
-    public void setAccessIPv4() throws Exception {
-        serverForCreate.setAccessIPv4("test");
-    }
-
-    @Test
-    public void getAccessIPv6() throws Exception {
-        serverForCreate.getAccessIPv6();
-    }
-
-    @Test
-    public void setAccessIPv6() throws Exception {
-        serverForCreate.setAccessIPv6("ipv6");
-    }
-
-    @Test
-    public void getMin() throws Exception {
-        serverForCreate.getMin();
-    }
-
-    @Test
-    public void setMin() throws Exception {
-        serverForCreate.setMin(1);
-    }
-
-    @Test
-    public void getMax() throws Exception {
-        serverForCreate.setMax(2);
-    }
-
-    @Test
-    public void setMax() throws Exception {
-        serverForCreate.setMax(2);
-    }
-
-    @Test
-    public void getDiskConfig() throws Exception {
-        serverForCreate.getDiskConfig();
-    }
-
-    @Test
-    public void setDiskConfig() throws Exception {
-        serverForCreate.setDiskConfig("config");
-    }
-
-    @Test
-    public void getKeyName() throws Exception {
-        serverForCreate.getKeyName();
-    }
-
-    @Test
-    public void setKeyName() throws Exception {
-        serverForCreate.setKeyName("test");
-    }
-
-    @Test
-    public void getPersonality() throws Exception {
-        serverForCreate.getPersonality();
-    }
-
-    @Test
-    public void setPersonality() throws Exception {
-        serverForCreate.setPersonality(Collections.<PersonalityFile>emptyList());
-    }
-
-    @Test
-    public void getMetadata() throws Exception {
-        serverForCreate.getMetadata();
-    }
-
-    @Test
-    public void setMetadata() throws Exception {
-        serverForCreate.setMetadata(new HashMap<String, String>());
-    }
-
-    @Test
-    public void getSecurityGroups() throws Exception {
-        serverForCreate.getSecurityGroups();
-    }
-
-    @Test
-    public void getUserData() throws Exception {
-        serverForCreate.getUserData();
-    }
-
-    @Test
-    public void setUserData() throws Exception {
-        serverForCreate.setUserData("test");
-    }
-
-    @Test
-    public void getAvailabilityZone() throws Exception {
-        serverForCreate.getAvailabilityZone();
-    }
-
-    @Test
-    public void setAvailabilityZone() throws Exception {
-        serverForCreate.setAvailabilityZone("test");
-    }
-
-    @Test
-    public void isConfigDrive() throws Exception {
-        serverForCreate.isConfigDrive();
-    }
-
-    @Test
-    public void setConfigDrive() throws Exception {
-        serverForCreate.setConfigDrive(true);
-    }
-
-    @Test
-    public void getNetworks() throws Exception {
-        serverForCreate.getNetworks();
-    }
-
-    @Test
-    public void setNetworks() throws Exception {
-        serverForCreate.setNetworks(Collections.<NetworkForCreate>emptyList());
-    }
-
-    @Test
-    public void addNetworks() throws Exception {
-        serverForCreate.addNetworks("test", "localhost");
-    }
-
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"server\" : {" + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"adminPass\" : \"adminpass\"," + EOL
+        + "    \"imageRef\" : \"imageref\"," + EOL
+        + "    \"flavorRef\" : \"flavorref\"," + EOL
+        + "    \"accessIPv4\" : \"accessipv4\"," + EOL
+        + "    \"accessIPv6\" : \"accessipv6\"," + EOL
+        + "    \"min\" : 42," + EOL
+        + "    \"max\" : 44," + EOL
+        + "    \"diskConfig\" : \"diskconfig\"," + EOL
+        + "    \"personality\" : [ {" + EOL
+        + "      \"path\" : \"path\"," + EOL
+        + "      \"contents\" : \"contents\"" + EOL
+        + "    }, {" + EOL
+        + "      \"path\" : \"path\"," + EOL
+        + "      \"contents\" : \"contents\"" + EOL
+        + "    } ]," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"networks\" : [ {" + EOL
+        + "      \"uuid\" : \"id\"," + EOL
+        + "      \"fixed_ip\" : \"fixedip\"" + EOL
+        + "    }, {" + EOL
+        + "      \"uuid\" : \"id\"," + EOL
+        + "      \"fixed_ip\" : \"fixedip\"" + EOL
+        + "    } ]," + EOL
+        + "    \"key_name\" : \"keyname\"," + EOL
+        + "    \"security_groups\" : [ {" + EOL
+        + "      \"name\" : \"name\"" + EOL
+        + "    }, {" + EOL
+        + "      \"name\" : \"name\"" + EOL
+        + "    } ]," + EOL
+        + "    \"user_data\" : \"userdata\"," + EOL
+        + "    \"availability_zone\" : \"availabilityzone\"," + EOL
+        + "    \"config_drive\" : true" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + ServerForCreate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        ServerForCreate serverforcreate = objectMapper.readValue(JSON_FULL, ServerForCreate.class);
+        String json = objectMapper.writeValueAsString(serverforcreate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        ServerForCreate serverforcreate = objectMapper.readValue(JSON_FULL, ServerForCreate.class);
+        serverforcreate.toString();
+        
+        Map<String,String> metadata = serverforcreate.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        serverforcreate.setMetadata(metadata);
+        
+        Integer max = serverforcreate.getMax();
+        Assert.assertNotNull(max);
+        serverforcreate.setMax(max);
+        
+        List<NetworkForCreate> networks = serverforcreate.getNetworks();
+        Assert.assertNotNull(networks);
+        Assert.assertEquals(2, networks.size());
+        serverforcreate.setNetworks(networks);
+        
+        String userData = serverforcreate.getUserData();
+        Assert.assertNotNull(userData);
+        serverforcreate.setUserData(userData);
+        
+        Integer min = serverforcreate.getMin();
+        Assert.assertNotNull(min);
+        serverforcreate.setMin(min);
+        
+        List<PersonalityFile> personality = serverforcreate.getPersonality();
+        Assert.assertNotNull(personality);
+        Assert.assertEquals(2, personality.size());
+        serverforcreate.setPersonality(personality);
+        
+        String name = serverforcreate.getName();
+        Assert.assertNotNull(name);
+        serverforcreate.setName(name);
+        
+        String flavorRef = serverforcreate.getFlavorRef();
+        Assert.assertNotNull(flavorRef);
+        serverforcreate.setFlavorRef(flavorRef);
+        
+        String keyName = serverforcreate.getKeyName();
+        Assert.assertNotNull(keyName);
+        serverforcreate.setKeyName(keyName);
+        
+        String adminPass = serverforcreate.getAdminPass();
+        Assert.assertNotNull(adminPass);
+        serverforcreate.setAdminPass(adminPass);
+        
+        String imageRef = serverforcreate.getImageRef();
+        Assert.assertNotNull(imageRef);
+        serverforcreate.setImageRef(imageRef);
+        
+        String accessIPv6 = serverforcreate.getAccessIPv6();
+        Assert.assertNotNull(accessIPv6);
+        serverforcreate.setAccessIPv6(accessIPv6);
+        
+        String diskConfig = serverforcreate.getDiskConfig();
+        Assert.assertNotNull(diskConfig);
+        serverforcreate.setDiskConfig(diskConfig);
+        
+        List<SecurityGroup> securityGroups = serverforcreate.getSecurityGroups();
+        Assert.assertNotNull(securityGroups);
+        Assert.assertEquals(2, securityGroups.size());
+        
+        String availabilityZone = serverforcreate.getAvailabilityZone();
+        Assert.assertNotNull(availabilityZone);
+        serverforcreate.setAvailabilityZone(availabilityZone);
+        
+        String accessIPv4 = serverforcreate.getAccessIPv4();
+        Assert.assertNotNull(accessIPv4);
+        serverforcreate.setAccessIPv4(accessIPv4);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerTest.java
index e7658c1..3aa4833 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,187 +17,379 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Flavor;
+import com.woorea.openstack.nova.model.Image;
+import com.woorea.openstack.nova.model.Link;
+import com.woorea.openstack.nova.model.SecurityGroup;
+import com.woorea.openstack.nova.model.Server;
+import com.woorea.openstack.nova.model.Server.Addresses;
+import com.woorea.openstack.nova.model.Server.Fault;
+import java.util.List;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class ServerTest {
 
-    Server server = new Server();
-
-    @Test
-    public void getId() throws Exception {
-        server.getId();
-    }
-
-    @Test
-    public void getName() throws Exception {
-        server.getName();
-    }
-
-    @Test
-    public void getAddresses() throws Exception {
-        server.getAddresses();
-    }
-
-    @Test
-    public void getLinks() throws Exception {
-        server.getLinks();
-    }
-
-    @Test
-    public void getImage() throws Exception {
-        server.getImage();
-    }
-
-    @Test
-    public void setImage() throws Exception {
-        server.setImage(new Image());
-    }
-
-    @Test
-    public void getFlavor() throws Exception {
-        server.getFlavor();
-    }
-
-    @Test
-    public void setFlavor() throws Exception {
-        server.setFlavor(new Flavor());
-    }
-
-    @Test
-    public void getAccessIPv4() throws Exception {
-        server.getAccessIPv4();
-    }
-
-    @Test
-    public void getAccessIPv6() throws Exception {
-        server.getAccessIPv6();
-    }
-
-    @Test
-    public void getConfigDrive() throws Exception {
-        server.getConfigDrive();
-    }
-
-    @Test
-    public void getStatus() throws Exception {
-        server.getStatus();
-    }
-
-    @Test
-    public void getProgress() throws Exception {
-        server.getProgress();
-    }
-
-    @Test
-    public void getFault() throws Exception {
-        server.getFault();
-    }
-
-    @Test
-    public void getTenantId() throws Exception {
-        server.getTenantId();
-    }
-
-    @Test
-    public void getUserId() throws Exception {
-        server.getUserId();
-    }
-
-    @Test
-    public void getKeyName() throws Exception {
-        server.getKeyName();
-    }
-
-    @Test
-    public void getHostId() throws Exception {
-        server.getHostId();
-    }
-
-    @Test
-    public void getUpdated() throws Exception {
-        server.getUpdated();
-    }
-
-    @Test
-    public void getCreated() throws Exception {
-        server.getCreated();
-    }
-
-    @Test
-    public void getMetadata() throws Exception {
-        server.getMetadata();
-    }
-
-    @Test
-    public void getSecurityGroups() throws Exception {
-        server.getSecurityGroups();
-    }
-
-    @Test
-    public void getTaskState() throws Exception {
-        server.getTaskState();
-    }
-
-    @Test
-    public void getPowerState() throws Exception {
-        server.getPowerState();
-    }
-
-    @Test
-    public void getVmState() throws Exception {
-        server.getVmState();
-    }
-
-    @Test
-    public void getHost() throws Exception {
-        server.getHost();
-    }
-
-    @Test
-    public void getInstanceName() throws Exception {
-        server.getInstanceName();
-    }
-
-    @Test
-    public void getHypervisorHostname() throws Exception {
-        server.getHypervisorHostname();
-    }
-
-    @Test
-    public void getDiskConfig() throws Exception {
-        server.getDiskConfig();
-    }
-
-    @Test
-    public void getAvailabilityZone() throws Exception {
-        server.getAvailabilityZone();
-    }
-
-    @Test
-    public void getLaunchedAt() throws Exception {
-        server.getLaunchedAt();
-    }
-
-    @Test
-    public void getTerminatedAt() throws Exception {
-        server.getTerminatedAt();
-    }
-
-    @Test
-    public void getOsExtendedVolumesAttached() throws Exception {
-        server.getOsExtendedVolumesAttached();
-    }
-
-    @Test
-    public void getUuid() throws Exception {
-        server.getUuid();
-    }
-
-    @Test
-    public void getAdminPass() throws Exception {
-        server.getAdminPass();
-    }
-
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"server\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"name\" : \"name\"," + EOL
+        + "    \"addresses\" : {" + EOL
+        + "      \"addresses\" : {" + EOL
+        + "        \"addresses-k1\" : [ {" + EOL
+        + "          \"version\" : \"version\"," + EOL
+        + "          \"addr\" : \"addr\"," + EOL
+        + "          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "          \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "        }, {" + EOL
+        + "          \"version\" : \"version\"," + EOL
+        + "          \"addr\" : \"addr\"," + EOL
+        + "          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "          \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "        } ]," + EOL
+        + "        \"addresses-k2\" : [ {" + EOL
+        + "          \"version\" : \"version\"," + EOL
+        + "          \"addr\" : \"addr\"," + EOL
+        + "          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "          \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "        }, {" + EOL
+        + "          \"version\" : \"version\"," + EOL
+        + "          \"addr\" : \"addr\"," + EOL
+        + "          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL
+        + "          \"OS-EXT-IPS:type\" : \"type\"" + EOL
+        + "        } ]" + EOL
+        + "      }" + EOL
+        + "    }," + EOL
+        + "    \"links\" : [ {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    }, {" + EOL
+        + "      \"rel\" : \"rel\"," + EOL
+        + "      \"href\" : \"href\"," + EOL
+        + "      \"type\" : \"type\"" + EOL
+        + "    } ]," + EOL
+        + "    \"image\" : {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"status\" : \"status\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"progress\" : 3," + EOL
+        + "      \"minRam\" : 62," + EOL
+        + "      \"minDisk\" : 69," + EOL
+        + "      \"created\" : 1485172800000," + EOL
+        + "      \"updated\" : 1486468800000," + EOL
+        + "      \"metadata\" : {" + EOL
+        + "        \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "        \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "      }," + EOL
+        + "      \"server\" : {" + EOL
+        + "        \"id\" : \"id\"," + EOL
+        + "        \"links\" : [ {" + EOL
+        + "          \"rel\" : \"rel\"," + EOL
+        + "          \"href\" : \"href\"," + EOL
+        + "          \"type\" : \"type\"" + EOL
+        + "        }, {" + EOL
+        + "          \"rel\" : \"rel\"," + EOL
+        + "          \"href\" : \"href\"," + EOL
+        + "          \"type\" : \"type\"" + EOL
+        + "        } ]" + EOL
+        + "      }," + EOL
+        + "      \"links\" : [ {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      }, {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      } ]," + EOL
+        + "      \"OS-EXT-IMG-SIZE:size\" : 43" + EOL
+        + "    }," + EOL
+        + "    \"flavor\" : {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"vcpus\" : 79," + EOL
+        + "      \"ram\" : 38," + EOL
+        + "      \"disk\" : 45," + EOL
+        + "      \"swap\" : \"swap\"," + EOL
+        + "      \"links\" : [ {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      }, {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      } ]," + EOL
+        + "      \"public\" : false," + EOL
+        + "      \"OS-FLV-EXT-DATA:ephemeral\" : 65," + EOL
+        + "      \"rxtx_factor\" : 11.0," + EOL
+        + "      \"OS-FLV-DISABLED:disabled\" : true," + EOL
+        + "      \"rxtx_quota\" : 42," + EOL
+        + "      \"rxtx_cap\" : 96," + EOL
+        + "      \"os-flavor-access:is_public\" : false" + EOL
+        + "    }," + EOL
+        + "    \"accessIPv4\" : \"accessipv4\"," + EOL
+        + "    \"accessIPv6\" : \"accessipv6\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"progress\" : 3," + EOL
+        + "    \"fault\" : {" + EOL
+        + "      \"code\" : 29," + EOL
+        + "      \"message\" : \"message\"," + EOL
+        + "      \"details\" : \"details\"," + EOL
+        + "      \"created\" : 1485172800000" + EOL
+        + "    }," + EOL
+        + "    \"hostId\" : \"hostid\"," + EOL
+        + "    \"updated\" : \"updated\"," + EOL
+        + "    \"created\" : \"created\"," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"uuid\" : \"uuid\"," + EOL
+        + "    \"adminPass\" : \"adminpass\"," + EOL
+        + "    \"config_drive\" : \"configdrive\"," + EOL
+        + "    \"tenant_id\" : \"tenantid\"," + EOL
+        + "    \"user_id\" : \"userid\"," + EOL
+        + "    \"key_name\" : \"keyname\"," + EOL
+        + "    \"security_groups\" : [ {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"description\" : \"description\"," + EOL
+        + "      \"rules\" : [ {" + EOL
+        + "        \"id\" : \"id\"," + EOL
+        + "        \"name\" : \"name\"," + EOL
+        + "        \"group\" : {" + EOL
+        + "          \"name\" : \"name\"," + EOL
+        + "          \"tenant_id\" : \"tenantid\"" + EOL
+        + "        }," + EOL
+        + "        \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "        \"from_port\" : 7," + EOL
+        + "        \"to_port\" : 98," + EOL
+        + "        \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "        \"ip_range\" : {" + EOL
+        + "          \"cidr\" : \"cidr\"" + EOL
+        + "        }" + EOL
+        + "      }, {" + EOL
+        + "        \"id\" : \"id\"," + EOL
+        + "        \"name\" : \"name\"," + EOL
+        + "        \"group\" : {" + EOL
+        + "          \"name\" : \"name\"," + EOL
+        + "          \"tenant_id\" : \"tenantid\"" + EOL
+        + "        }," + EOL
+        + "        \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "        \"from_port\" : 7," + EOL
+        + "        \"to_port\" : 98," + EOL
+        + "        \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "        \"ip_range\" : {" + EOL
+        + "          \"cidr\" : \"cidr\"" + EOL
+        + "        }" + EOL
+        + "      } ]," + EOL
+        + "      \"links\" : [ {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      }, {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      } ]," + EOL
+        + "      \"tenant_id\" : \"tenantid\"" + EOL
+        + "    }, {" + EOL
+        + "      \"id\" : \"id\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"description\" : \"description\"," + EOL
+        + "      \"rules\" : [ {" + EOL
+        + "        \"id\" : \"id\"," + EOL
+        + "        \"name\" : \"name\"," + EOL
+        + "        \"group\" : {" + EOL
+        + "          \"name\" : \"name\"," + EOL
+        + "          \"tenant_id\" : \"tenantid\"" + EOL
+        + "        }," + EOL
+        + "        \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "        \"from_port\" : 7," + EOL
+        + "        \"to_port\" : 98," + EOL
+        + "        \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "        \"ip_range\" : {" + EOL
+        + "          \"cidr\" : \"cidr\"" + EOL
+        + "        }" + EOL
+        + "      }, {" + EOL
+        + "        \"id\" : \"id\"," + EOL
+        + "        \"name\" : \"name\"," + EOL
+        + "        \"group\" : {" + EOL
+        + "          \"name\" : \"name\"," + EOL
+        + "          \"tenant_id\" : \"tenantid\"" + EOL
+        + "        }," + EOL
+        + "        \"parent_group_id\" : \"parentgroupid\"," + EOL
+        + "        \"from_port\" : 7," + EOL
+        + "        \"to_port\" : 98," + EOL
+        + "        \"ip_protocol\" : \"ipprotocol\"," + EOL
+        + "        \"ip_range\" : {" + EOL
+        + "          \"cidr\" : \"cidr\"" + EOL
+        + "        }" + EOL
+        + "      } ]," + EOL
+        + "      \"links\" : [ {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      }, {" + EOL
+        + "        \"rel\" : \"rel\"," + EOL
+        + "        \"href\" : \"href\"," + EOL
+        + "        \"type\" : \"type\"" + EOL
+        + "      } ]," + EOL
+        + "      \"tenant_id\" : \"tenantid\"" + EOL
+        + "    } ]," + EOL
+        + "    \"OS-EXT-STS:task_state\" : \"taskstate\"," + EOL
+        + "    \"OS-EXT-STS:power_state\" : \"powerstate\"," + EOL
+        + "    \"OS-EXT-STS:vm_state\" : \"vmstate\"," + EOL
+        + "    \"OS-EXT-SRV-ATTR:host\" : \"host\"," + EOL
+        + "    \"OS-EXT-SRV-ATTR:instance_name\" : \"instancename\"," + EOL
+        + "    \"OS-EXT-SRV-ATTR:hypervisor_hostname\" : \"hypervisorhostname\"," + EOL
+        + "    \"OS-DCF:diskConfig\" : \"diskconfig\"," + EOL
+        + "    \"OS-EXT-AZ:availability_zone\" : \"availabilityzone\"," + EOL
+        + "    \"OS-SRV-USG:launched_at\" : \"launchedat\"," + EOL
+        + "    \"OS-SRV-USG:terminated_at\" : \"terminatedat\"," + EOL
+        + "    \"os-extended-volumes:volumes_attached\" : [ \"osextendedvolumesattached-v1\", \"osextendedvolumesattached-v2\" ]" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Server.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Server server = objectMapper.readValue(JSON_FULL, Server.class);
+        String json = objectMapper.writeValueAsString(server);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Server server = objectMapper.readValue(JSON_FULL, Server.class);
+        server.toString();
+        
+        Addresses addresses = server.getAddresses();
+        Assert.assertNotNull(addresses);
+        
+        Map<String,String> metadata = server.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        
+        String hostId = server.getHostId();
+        Assert.assertNotNull(hostId);
+        
+        String uuid = server.getUuid();
+        Assert.assertNotNull(uuid);
+        
+        String userId = server.getUserId();
+        Assert.assertNotNull(userId);
+        
+        String taskState = server.getTaskState();
+        Assert.assertNotNull(taskState);
+        
+        String powerState = server.getPowerState();
+        Assert.assertNotNull(powerState);
+        
+        String vmState = server.getVmState();
+        Assert.assertNotNull(vmState);
+        
+        String tenantId = server.getTenantId();
+        Assert.assertNotNull(tenantId);
+        
+        String configDrive = server.getConfigDrive();
+        Assert.assertNotNull(configDrive);
+        
+        String host = server.getHost();
+        Assert.assertNotNull(host);
+        
+        String keyName = server.getKeyName();
+        Assert.assertNotNull(keyName);
+        
+        List<Link> links = server.getLinks();
+        Assert.assertNotNull(links);
+        Assert.assertEquals(2, links.size());
+        
+        String id = server.getId();
+        Assert.assertNotNull(id);
+        
+        String launchedAt = server.getLaunchedAt();
+        Assert.assertNotNull(launchedAt);
+        
+        Image image = server.getImage();
+        Assert.assertNotNull(image);
+        server.setImage(image);
+        
+        String terminatedAt = server.getTerminatedAt();
+        Assert.assertNotNull(terminatedAt);
+        
+        String created = server.getCreated();
+        Assert.assertNotNull(created);
+        
+        Fault fault = server.getFault();
+        Assert.assertNotNull(fault);
+        
+        String hypervisorHostname = server.getHypervisorHostname();
+        Assert.assertNotNull(hypervisorHostname);
+        
+        Flavor flavor = server.getFlavor();
+        Assert.assertNotNull(flavor);
+        server.setFlavor(flavor);
+        
+        String instanceName = server.getInstanceName();
+        Assert.assertNotNull(instanceName);
+        
+        List<String> osExtendedVolumesAttached = server.getOsExtendedVolumesAttached();
+        Assert.assertNotNull(osExtendedVolumesAttached);
+        Assert.assertEquals(2, osExtendedVolumesAttached.size());
+        
+        String name = server.getName();
+        Assert.assertNotNull(name);
+        
+        Integer progress = server.getProgress();
+        Assert.assertNotNull(progress);
+        
+        String adminPass = server.getAdminPass();
+        Assert.assertNotNull(adminPass);
+        
+        String accessIPv6 = server.getAccessIPv6();
+        Assert.assertNotNull(accessIPv6);
+        
+        String diskConfig = server.getDiskConfig();
+        Assert.assertNotNull(diskConfig);
+        
+        List<SecurityGroup> securityGroups = server.getSecurityGroups();
+        Assert.assertNotNull(securityGroups);
+        Assert.assertEquals(2, securityGroups.size());
+        
+        String updated = server.getUpdated();
+        Assert.assertNotNull(updated);
+        
+        String availabilityZone = server.getAvailabilityZone();
+        Assert.assertNotNull(availabilityZone);
+        
+        String accessIPv4 = server.getAccessIPv4();
+        Assert.assertNotNull(accessIPv4);
+        
+        String status = server.getStatus();
+        Assert.assertNotNull(status);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerUsageTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerUsageTest.java
new file mode 100644
index 0000000..4b7f683
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ServerUsageTest.java
@@ -0,0 +1,108 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.SimpleTenantUsage.ServerUsage;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class ServerUsageTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"uptime\" : 78," + EOL
+        + "  \"state\" : \"state\"," + EOL
+        + "  \"hours\" : 64.0," + EOL
+        + "  \"vcpus\" : 79," + EOL
+        + "  \"flavor\" : \"flavor\"," + EOL
+        + "  \"name\" : \"name\"," + EOL
+        + "  \"instance_id\" : \"instanceid\"," + EOL
+        + "  \"started_at\" : \"startedat\"," + EOL
+        + "  \"ended_at\" : \"endedat\"," + EOL
+        + "  \"memory_mb\" : 90," + EOL
+        + "  \"tenant_id\" : \"tenantid\"," + EOL
+        + "  \"local_gb\" : 11" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + ServerUsage.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        ServerUsage serverusage = objectMapper.readValue(JSON_FULL, ServerUsage.class);
+        String json = objectMapper.writeValueAsString(serverusage);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        ServerUsage serverusage = objectMapper.readValue(JSON_FULL, ServerUsage.class);
+        serverusage.toString();
+        
+        String flavor = serverusage.getFlavor();
+        Assert.assertNotNull(flavor);
+        
+        Integer memoryMb = serverusage.getMemoryMb();
+        Assert.assertNotNull(memoryMb);
+        
+        Double hours = serverusage.getHours();
+        Assert.assertNotNull(hours);
+        
+        String instanceId = serverusage.getInstanceId();
+        Assert.assertNotNull(instanceId);
+        
+        Integer localDiskSize = serverusage.getLocalDiskSize();
+        Assert.assertNotNull(localDiskSize);
+        
+        String endedAt = serverusage.getEndedAt();
+        Assert.assertNotNull(endedAt);
+        
+        String name = serverusage.getName();
+        Assert.assertNotNull(name);
+        
+        String tenantId = serverusage.getTenantId();
+        Assert.assertNotNull(tenantId);
+        
+        String startedAt = serverusage.getStartedAt();
+        Assert.assertNotNull(startedAt);
+        
+        String state = serverusage.getState();
+        Assert.assertNotNull(state);
+        
+        Integer vcpus = serverusage.getVcpus();
+        Assert.assertNotNull(vcpus);
+        
+        Integer uptime = serverusage.getUptime();
+        Assert.assertNotNull(uptime);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/ServersTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/ServersTest.java
index 313f6f7..7f45acc 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/ServersTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/ServersTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,22 +17,503 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Server;
+import com.woorea.openstack.nova.model.Servers;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class ServersTest {
 
-    Servers servers = new Servers();
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getList() throws Exception {
-        servers.getList();
+    private static final String JSON_FULL;
+
+    static {
+        // StringBuilder is used because extremely long concatenations
+        // can cause compiler stack overflow
+        StringBuilder sb = new StringBuilder();
+        sb.append("{" + EOL);
+        sb.append("  \"servers\" : [ {" + EOL);
+        sb.append("    \"id\" : \"id\"," + EOL);
+        sb.append("    \"name\" : \"name\"," + EOL);
+        sb.append("    \"addresses\" : {" + EOL);
+        sb.append("      \"addresses\" : {" + EOL);
+        sb.append("        \"addresses-k1\" : [ {" + EOL);
+        sb.append("          \"version\" : \"version\"," + EOL);
+        sb.append("          \"addr\" : \"addr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS:type\" : \"type\"" + EOL);
+        sb.append("        }, {" + EOL);
+        sb.append("          \"version\" : \"version\"," + EOL);
+        sb.append("          \"addr\" : \"addr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS:type\" : \"type\"" + EOL);
+        sb.append("        } ]," + EOL);
+        sb.append("        \"addresses-k2\" : [ {" + EOL);
+        sb.append("          \"version\" : \"version\"," + EOL);
+        sb.append("          \"addr\" : \"addr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS:type\" : \"type\"" + EOL);
+        sb.append("        }, {" + EOL);
+        sb.append("          \"version\" : \"version\"," + EOL);
+        sb.append("          \"addr\" : \"addr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS:type\" : \"type\"" + EOL);
+        sb.append("        } ]" + EOL);
+        sb.append("      }" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"links\" : [ {" + EOL);
+        sb.append("      \"rel\" : \"rel\"," + EOL);
+        sb.append("      \"href\" : \"href\"," + EOL);
+        sb.append("      \"type\" : \"type\"" + EOL);
+        sb.append("    }, {" + EOL);
+        sb.append("      \"rel\" : \"rel\"," + EOL);
+        sb.append("      \"href\" : \"href\"," + EOL);
+        sb.append("      \"type\" : \"type\"" + EOL);
+        sb.append("    } ]," + EOL);
+        sb.append("    \"image\" : {" + EOL);
+        sb.append("      \"id\" : \"id\"," + EOL);
+        sb.append("      \"status\" : \"status\"," + EOL);
+        sb.append("      \"name\" : \"name\"," + EOL);
+        sb.append("      \"progress\" : 3," + EOL);
+        sb.append("      \"minRam\" : 62," + EOL);
+        sb.append("      \"minDisk\" : 69," + EOL);
+        sb.append("      \"created\" : 1485172800000," + EOL);
+        sb.append("      \"updated\" : 1486468800000," + EOL);
+        sb.append("      \"metadata\" : {" + EOL);
+        sb.append("        \"metadata-k1\" : \"metadata-v1\"," + EOL);
+        sb.append("        \"metadata-k2\" : \"metadata-v2\"" + EOL);
+        sb.append("      }," + EOL);
+        sb.append("      \"server\" : {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"links\" : [ {" + EOL);
+        sb.append("          \"rel\" : \"rel\"," + EOL);
+        sb.append("          \"href\" : \"href\"," + EOL);
+        sb.append("          \"type\" : \"type\"" + EOL);
+        sb.append("        }, {" + EOL);
+        sb.append("          \"rel\" : \"rel\"," + EOL);
+        sb.append("          \"href\" : \"href\"," + EOL);
+        sb.append("          \"type\" : \"type\"" + EOL);
+        sb.append("        } ]" + EOL);
+        sb.append("      }," + EOL);
+        sb.append("      \"links\" : [ {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"OS-EXT-IMG-SIZE:size\" : 43" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"flavor\" : {" + EOL);
+        sb.append("      \"id\" : \"id\"," + EOL);
+        sb.append("      \"name\" : \"name\"," + EOL);
+        sb.append("      \"vcpus\" : 79," + EOL);
+        sb.append("      \"ram\" : 38," + EOL);
+        sb.append("      \"disk\" : 45," + EOL);
+        sb.append("      \"swap\" : \"swap\"," + EOL);
+        sb.append("      \"links\" : [ {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"public\" : false," + EOL);
+        sb.append("      \"OS-FLV-EXT-DATA:ephemeral\" : 65," + EOL);
+        sb.append("      \"rxtx_factor\" : 11.0," + EOL);
+        sb.append("      \"OS-FLV-DISABLED:disabled\" : true," + EOL);
+        sb.append("      \"rxtx_quota\" : 42," + EOL);
+        sb.append("      \"rxtx_cap\" : 96," + EOL);
+        sb.append("      \"os-flavor-access:is_public\" : false" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"accessIPv4\" : \"accessipv4\"," + EOL);
+        sb.append("    \"accessIPv6\" : \"accessipv6\"," + EOL);
+        sb.append("    \"status\" : \"status\"," + EOL);
+        sb.append("    \"progress\" : 3," + EOL);
+        sb.append("    \"fault\" : {" + EOL);
+        sb.append("      \"code\" : 29," + EOL);
+        sb.append("      \"message\" : \"message\"," + EOL);
+        sb.append("      \"details\" : \"details\"," + EOL);
+        sb.append("      \"created\" : 1485172800000" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"hostId\" : \"hostid\"," + EOL);
+        sb.append("    \"updated\" : \"updated\"," + EOL);
+        sb.append("    \"created\" : \"created\"," + EOL);
+        sb.append("    \"metadata\" : {" + EOL);
+        sb.append("      \"metadata-k1\" : \"metadata-v1\"," + EOL);
+        sb.append("      \"metadata-k2\" : \"metadata-v2\"" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"uuid\" : \"uuid\"," + EOL);
+        sb.append("    \"adminPass\" : \"adminpass\"," + EOL);
+        sb.append("    \"config_drive\" : \"configdrive\"," + EOL);
+        sb.append("    \"tenant_id\" : \"tenantid\"," + EOL);
+        sb.append("    \"user_id\" : \"userid\"," + EOL);
+        sb.append("    \"key_name\" : \"keyname\"," + EOL);
+        sb.append("    \"security_groups\" : [ {" + EOL);
+        sb.append("      \"id\" : \"id\"," + EOL);
+        sb.append("      \"name\" : \"name\"," + EOL);
+        sb.append("      \"description\" : \"description\"," + EOL);
+        sb.append("      \"rules\" : [ {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"name\" : \"name\"," + EOL);
+        sb.append("        \"group\" : {" + EOL);
+        sb.append("          \"name\" : \"name\"," + EOL);
+        sb.append("          \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("        }," + EOL);
+        sb.append("        \"parent_group_id\" : \"parentgroupid\"," + EOL);
+        sb.append("        \"from_port\" : 7," + EOL);
+        sb.append("        \"to_port\" : 98," + EOL);
+        sb.append("        \"ip_protocol\" : \"ipprotocol\"," + EOL);
+        sb.append("        \"ip_range\" : {" + EOL);
+        sb.append("          \"cidr\" : \"cidr\"" + EOL);
+        sb.append("        }" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"name\" : \"name\"," + EOL);
+        sb.append("        \"group\" : {" + EOL);
+        sb.append("          \"name\" : \"name\"," + EOL);
+        sb.append("          \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("        }," + EOL);
+        sb.append("        \"parent_group_id\" : \"parentgroupid\"," + EOL);
+        sb.append("        \"from_port\" : 7," + EOL);
+        sb.append("        \"to_port\" : 98," + EOL);
+        sb.append("        \"ip_protocol\" : \"ipprotocol\"," + EOL);
+        sb.append("        \"ip_range\" : {" + EOL);
+        sb.append("          \"cidr\" : \"cidr\"" + EOL);
+        sb.append("        }" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"links\" : [ {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("    }, {" + EOL);
+        sb.append("      \"id\" : \"id\"," + EOL);
+        sb.append("      \"name\" : \"name\"," + EOL);
+        sb.append("      \"description\" : \"description\"," + EOL);
+        sb.append("      \"rules\" : [ {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"name\" : \"name\"," + EOL);
+        sb.append("        \"group\" : {" + EOL);
+        sb.append("          \"name\" : \"name\"," + EOL);
+        sb.append("          \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("        }," + EOL);
+        sb.append("        \"parent_group_id\" : \"parentgroupid\"," + EOL);
+        sb.append("        \"from_port\" : 7," + EOL);
+        sb.append("        \"to_port\" : 98," + EOL);
+        sb.append("        \"ip_protocol\" : \"ipprotocol\"," + EOL);
+        sb.append("        \"ip_range\" : {" + EOL);
+        sb.append("          \"cidr\" : \"cidr\"" + EOL);
+        sb.append("        }" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"name\" : \"name\"," + EOL);
+        sb.append("        \"group\" : {" + EOL);
+        sb.append("          \"name\" : \"name\"," + EOL);
+        sb.append("          \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("        }," + EOL);
+        sb.append("        \"parent_group_id\" : \"parentgroupid\"," + EOL);
+        sb.append("        \"from_port\" : 7," + EOL);
+        sb.append("        \"to_port\" : 98," + EOL);
+        sb.append("        \"ip_protocol\" : \"ipprotocol\"," + EOL);
+        sb.append("        \"ip_range\" : {" + EOL);
+        sb.append("          \"cidr\" : \"cidr\"" + EOL);
+        sb.append("        }" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"links\" : [ {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("    } ]," + EOL);
+        sb.append("    \"OS-EXT-STS:task_state\" : \"taskstate\"," + EOL);
+        sb.append("    \"OS-EXT-STS:power_state\" : \"powerstate\"," + EOL);
+        sb.append("    \"OS-EXT-STS:vm_state\" : \"vmstate\"," + EOL);
+        sb.append("    \"OS-EXT-SRV-ATTR:host\" : \"host\"," + EOL);
+        sb.append("    \"OS-EXT-SRV-ATTR:instance_name\" : \"instancename\"," + EOL);
+        sb.append("    \"OS-EXT-SRV-ATTR:hypervisor_hostname\" : \"hypervisorhostname\"," + EOL);
+        sb.append("    \"OS-DCF:diskConfig\" : \"diskconfig\"," + EOL);
+        sb.append("    \"OS-EXT-AZ:availability_zone\" : \"availabilityzone\"," + EOL);
+        sb.append("    \"OS-SRV-USG:launched_at\" : \"launchedat\"," + EOL);
+        sb.append("    \"OS-SRV-USG:terminated_at\" : \"terminatedat\"," + EOL);
+        sb.append("    \"os-extended-volumes:volumes_attached\" : [ \"osextendedvolumesattached-v1\", \"osextendedvolumesattached-v2\" ]" + EOL);
+        sb.append("  }, {" + EOL);
+        sb.append("    \"id\" : \"id\"," + EOL);
+        sb.append("    \"name\" : \"name\"," + EOL);
+        sb.append("    \"addresses\" : {" + EOL);
+        sb.append("      \"addresses\" : {" + EOL);
+        sb.append("        \"addresses-k1\" : [ {" + EOL);
+        sb.append("          \"version\" : \"version\"," + EOL);
+        sb.append("          \"addr\" : \"addr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS:type\" : \"type\"" + EOL);
+        sb.append("        }, {" + EOL);
+        sb.append("          \"version\" : \"version\"," + EOL);
+        sb.append("          \"addr\" : \"addr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS:type\" : \"type\"" + EOL);
+        sb.append("        } ]," + EOL);
+        sb.append("        \"addresses-k2\" : [ {" + EOL);
+        sb.append("          \"version\" : \"version\"," + EOL);
+        sb.append("          \"addr\" : \"addr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS:type\" : \"type\"" + EOL);
+        sb.append("        }, {" + EOL);
+        sb.append("          \"version\" : \"version\"," + EOL);
+        sb.append("          \"addr\" : \"addr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS-MAC:mac_addr\" : \"macaddr\"," + EOL);
+        sb.append("          \"OS-EXT-IPS:type\" : \"type\"" + EOL);
+        sb.append("        } ]" + EOL);
+        sb.append("      }" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"links\" : [ {" + EOL);
+        sb.append("      \"rel\" : \"rel\"," + EOL);
+        sb.append("      \"href\" : \"href\"," + EOL);
+        sb.append("      \"type\" : \"type\"" + EOL);
+        sb.append("    }, {" + EOL);
+        sb.append("      \"rel\" : \"rel\"," + EOL);
+        sb.append("      \"href\" : \"href\"," + EOL);
+        sb.append("      \"type\" : \"type\"" + EOL);
+        sb.append("    } ]," + EOL);
+        sb.append("    \"image\" : {" + EOL);
+        sb.append("      \"id\" : \"id\"," + EOL);
+        sb.append("      \"status\" : \"status\"," + EOL);
+        sb.append("      \"name\" : \"name\"," + EOL);
+        sb.append("      \"progress\" : 3," + EOL);
+        sb.append("      \"minRam\" : 62," + EOL);
+        sb.append("      \"minDisk\" : 69," + EOL);
+        sb.append("      \"created\" : 1485172800000," + EOL);
+        sb.append("      \"updated\" : 1486468800000," + EOL);
+        sb.append("      \"metadata\" : {" + EOL);
+        sb.append("        \"metadata-k1\" : \"metadata-v1\"," + EOL);
+        sb.append("        \"metadata-k2\" : \"metadata-v2\"" + EOL);
+        sb.append("      }," + EOL);
+        sb.append("      \"server\" : {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"links\" : [ {" + EOL);
+        sb.append("          \"rel\" : \"rel\"," + EOL);
+        sb.append("          \"href\" : \"href\"," + EOL);
+        sb.append("          \"type\" : \"type\"" + EOL);
+        sb.append("        }, {" + EOL);
+        sb.append("          \"rel\" : \"rel\"," + EOL);
+        sb.append("          \"href\" : \"href\"," + EOL);
+        sb.append("          \"type\" : \"type\"" + EOL);
+        sb.append("        } ]" + EOL);
+        sb.append("      }," + EOL);
+        sb.append("      \"links\" : [ {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"OS-EXT-IMG-SIZE:size\" : 43" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"flavor\" : {" + EOL);
+        sb.append("      \"id\" : \"id\"," + EOL);
+        sb.append("      \"name\" : \"name\"," + EOL);
+        sb.append("      \"vcpus\" : 79," + EOL);
+        sb.append("      \"ram\" : 38," + EOL);
+        sb.append("      \"disk\" : 45," + EOL);
+        sb.append("      \"swap\" : \"swap\"," + EOL);
+        sb.append("      \"links\" : [ {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"public\" : false," + EOL);
+        sb.append("      \"OS-FLV-EXT-DATA:ephemeral\" : 65," + EOL);
+        sb.append("      \"rxtx_factor\" : 11.0," + EOL);
+        sb.append("      \"OS-FLV-DISABLED:disabled\" : true," + EOL);
+        sb.append("      \"rxtx_quota\" : 42," + EOL);
+        sb.append("      \"rxtx_cap\" : 96," + EOL);
+        sb.append("      \"os-flavor-access:is_public\" : false" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"accessIPv4\" : \"accessipv4\"," + EOL);
+        sb.append("    \"accessIPv6\" : \"accessipv6\"," + EOL);
+        sb.append("    \"status\" : \"status\"," + EOL);
+        sb.append("    \"progress\" : 3," + EOL);
+        sb.append("    \"fault\" : {" + EOL);
+        sb.append("      \"code\" : 29," + EOL);
+        sb.append("      \"message\" : \"message\"," + EOL);
+        sb.append("      \"details\" : \"details\"," + EOL);
+        sb.append("      \"created\" : 1485172800000" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"hostId\" : \"hostid\"," + EOL);
+        sb.append("    \"updated\" : \"updated\"," + EOL);
+        sb.append("    \"created\" : \"created\"," + EOL);
+        sb.append("    \"metadata\" : {" + EOL);
+        sb.append("      \"metadata-k1\" : \"metadata-v1\"," + EOL);
+        sb.append("      \"metadata-k2\" : \"metadata-v2\"" + EOL);
+        sb.append("    }," + EOL);
+        sb.append("    \"uuid\" : \"uuid\"," + EOL);
+        sb.append("    \"adminPass\" : \"adminpass\"," + EOL);
+        sb.append("    \"config_drive\" : \"configdrive\"," + EOL);
+        sb.append("    \"tenant_id\" : \"tenantid\"," + EOL);
+        sb.append("    \"user_id\" : \"userid\"," + EOL);
+        sb.append("    \"key_name\" : \"keyname\"," + EOL);
+        sb.append("    \"security_groups\" : [ {" + EOL);
+        sb.append("      \"id\" : \"id\"," + EOL);
+        sb.append("      \"name\" : \"name\"," + EOL);
+        sb.append("      \"description\" : \"description\"," + EOL);
+        sb.append("      \"rules\" : [ {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"name\" : \"name\"," + EOL);
+        sb.append("        \"group\" : {" + EOL);
+        sb.append("          \"name\" : \"name\"," + EOL);
+        sb.append("          \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("        }," + EOL);
+        sb.append("        \"parent_group_id\" : \"parentgroupid\"," + EOL);
+        sb.append("        \"from_port\" : 7," + EOL);
+        sb.append("        \"to_port\" : 98," + EOL);
+        sb.append("        \"ip_protocol\" : \"ipprotocol\"," + EOL);
+        sb.append("        \"ip_range\" : {" + EOL);
+        sb.append("          \"cidr\" : \"cidr\"" + EOL);
+        sb.append("        }" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"name\" : \"name\"," + EOL);
+        sb.append("        \"group\" : {" + EOL);
+        sb.append("          \"name\" : \"name\"," + EOL);
+        sb.append("          \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("        }," + EOL);
+        sb.append("        \"parent_group_id\" : \"parentgroupid\"," + EOL);
+        sb.append("        \"from_port\" : 7," + EOL);
+        sb.append("        \"to_port\" : 98," + EOL);
+        sb.append("        \"ip_protocol\" : \"ipprotocol\"," + EOL);
+        sb.append("        \"ip_range\" : {" + EOL);
+        sb.append("          \"cidr\" : \"cidr\"" + EOL);
+        sb.append("        }" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"links\" : [ {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("    }, {" + EOL);
+        sb.append("      \"id\" : \"id\"," + EOL);
+        sb.append("      \"name\" : \"name\"," + EOL);
+        sb.append("      \"description\" : \"description\"," + EOL);
+        sb.append("      \"rules\" : [ {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"name\" : \"name\"," + EOL);
+        sb.append("        \"group\" : {" + EOL);
+        sb.append("          \"name\" : \"name\"," + EOL);
+        sb.append("          \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("        }," + EOL);
+        sb.append("        \"parent_group_id\" : \"parentgroupid\"," + EOL);
+        sb.append("        \"from_port\" : 7," + EOL);
+        sb.append("        \"to_port\" : 98," + EOL);
+        sb.append("        \"ip_protocol\" : \"ipprotocol\"," + EOL);
+        sb.append("        \"ip_range\" : {" + EOL);
+        sb.append("          \"cidr\" : \"cidr\"" + EOL);
+        sb.append("        }" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"id\" : \"id\"," + EOL);
+        sb.append("        \"name\" : \"name\"," + EOL);
+        sb.append("        \"group\" : {" + EOL);
+        sb.append("          \"name\" : \"name\"," + EOL);
+        sb.append("          \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("        }," + EOL);
+        sb.append("        \"parent_group_id\" : \"parentgroupid\"," + EOL);
+        sb.append("        \"from_port\" : 7," + EOL);
+        sb.append("        \"to_port\" : 98," + EOL);
+        sb.append("        \"ip_protocol\" : \"ipprotocol\"," + EOL);
+        sb.append("        \"ip_range\" : {" + EOL);
+        sb.append("          \"cidr\" : \"cidr\"" + EOL);
+        sb.append("        }" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"links\" : [ {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      }, {" + EOL);
+        sb.append("        \"rel\" : \"rel\"," + EOL);
+        sb.append("        \"href\" : \"href\"," + EOL);
+        sb.append("        \"type\" : \"type\"" + EOL);
+        sb.append("      } ]," + EOL);
+        sb.append("      \"tenant_id\" : \"tenantid\"" + EOL);
+        sb.append("    } ]," + EOL);
+        sb.append("    \"OS-EXT-STS:task_state\" : \"taskstate\"," + EOL);
+        sb.append("    \"OS-EXT-STS:power_state\" : \"powerstate\"," + EOL);
+        sb.append("    \"OS-EXT-STS:vm_state\" : \"vmstate\"," + EOL);
+        sb.append("    \"OS-EXT-SRV-ATTR:host\" : \"host\"," + EOL);
+        sb.append("    \"OS-EXT-SRV-ATTR:instance_name\" : \"instancename\"," + EOL);
+        sb.append("    \"OS-EXT-SRV-ATTR:hypervisor_hostname\" : \"hypervisorhostname\"," + EOL);
+        sb.append("    \"OS-DCF:diskConfig\" : \"diskconfig\"," + EOL);
+        sb.append("    \"OS-EXT-AZ:availability_zone\" : \"availabilityzone\"," + EOL);
+        sb.append("    \"OS-SRV-USG:launched_at\" : \"launchedat\"," + EOL);
+        sb.append("    \"OS-SRV-USG:terminated_at\" : \"terminatedat\"," + EOL);
+        sb.append("    \"os-extended-volumes:volumes_attached\" : [ \"osextendedvolumesattached-v1\", \"osextendedvolumesattached-v2\" ]" + EOL);
+        sb.append("  } ]" + EOL);
+        sb.append("}");
+        JSON_FULL = sb.toString();
     }
 
-    @Test(expected = NullPointerException.class)
-    public void iterator() throws Exception {
-        servers.iterator();
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Servers.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Servers servers = objectMapper.readValue(JSON_FULL, Servers.class);
+        String json = objectMapper.writeValueAsString(servers);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
-}
\ No newline at end of file
+    @Test
+    public void testMethods() throws Exception {
+        Servers servers = objectMapper.readValue(JSON_FULL, Servers.class);
+        servers.toString();
+        
+        List<Server> list = servers.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") Server x : servers) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SimpleTenantUsageTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SimpleTenantUsageTest.java
index 91ac200..8303e33 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SimpleTenantUsageTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SimpleTenantUsageTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,95 +17,118 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
-package com.woorea.openstack.nova.model;
 
-import org.junit.Test;
+package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.SimpleTenantUsage;
+import com.woorea.openstack.nova.model.SimpleTenantUsage.ServerUsage;
 import java.math.BigDecimal;
-import java.util.Collections;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SimpleTenantUsageTest {
 
-    SimpleTenantUsage simpleTenantUsage = new SimpleTenantUsage();
-
-    @Test
-    public void getTotalMemoryMbUsage() throws Exception {
-        simpleTenantUsage.getTotalMemoryMbUsage();
-    }
-
-    @Test
-    public void setTotalMemoryMbUsage() throws Exception {
-        simpleTenantUsage.setTotalMemoryMbUsage(new BigDecimal(1));
-    }
-
-    @Test
-    public void getTotalVcpusUsage() throws Exception {
-        simpleTenantUsage.getTotalVcpusUsage();
-    }
-
-    @Test
-    public void setTotalVcpusUsage() throws Exception {
-        simpleTenantUsage.setTotalVcpusUsage(new BigDecimal(1));
-    }
-
-    @Test
-    public void getTotalLocalGbUsage() throws Exception {
-        simpleTenantUsage.getTotalLocalGbUsage();
-    }
-
-    @Test
-    public void setTotalLocalGbUsage() throws Exception {
-        simpleTenantUsage.setTotalLocalGbUsage(BigDecimal.ONE);
-    }
-
-    @Test
-    public void getStart() throws Exception {
-        simpleTenantUsage.getStart();
-    }
-
-    @Test
-    public void setStart() throws Exception {
-        simpleTenantUsage.setStart("test");
-    }
-
-    @Test
-    public void getStop() throws Exception {
-        simpleTenantUsage.getStop();
-    }
-
-    @Test
-    public void setStop() throws Exception {
-        simpleTenantUsage.setStop("test");
-    }
-
-    @Test
-    public void getTenantId() throws Exception {
-        simpleTenantUsage.getTenantId();
-    }
-
-    @Test
-    public void setTenantId() throws Exception {
-        simpleTenantUsage.setTenantId("test");
-    }
-
-    @Test
-    public void getTotalHours() throws Exception {
-        simpleTenantUsage.getTotalHours();
-    }
-
-    @Test
-    public void setTotalHours() throws Exception {
-        simpleTenantUsage.setTotalHours("test");
-    }
-
-    @Test
-    public void getServerUsages() throws Exception {
-        simpleTenantUsage.getServerUsages();
-    }
-
-    @Test
-    public void setServerUsages() throws Exception {
-        simpleTenantUsage.setServerUsages(Collections.<SimpleTenantUsage.ServerUsage>emptyList());
-    }
-
-}
\ No newline at end of file
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"tenant_usage\" : {" + EOL
+        + "    \"start\" : \"start\"," + EOL
+        + "    \"stop\" : \"stop\"," + EOL
+        + "    \"total_memory_mb_usage\" : 14," + EOL
+        + "    \"total_vcpus_usage\" : 3," + EOL
+        + "    \"total_local_gb_usage\" : 66," + EOL
+        + "    \"tenant_id\" : \"tenantid\"," + EOL
+        + "    \"total_hours\" : \"totalhours\"," + EOL
+        + "    \"server_usages\" : [ {" + EOL
+        + "      \"uptime\" : 78," + EOL
+        + "      \"state\" : \"state\"," + EOL
+        + "      \"hours\" : 64.0," + EOL
+        + "      \"vcpus\" : 79," + EOL
+        + "      \"flavor\" : \"flavor\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"instance_id\" : \"instanceid\"," + EOL
+        + "      \"started_at\" : \"startedat\"," + EOL
+        + "      \"ended_at\" : \"endedat\"," + EOL
+        + "      \"memory_mb\" : 90," + EOL
+        + "      \"tenant_id\" : \"tenantid\"," + EOL
+        + "      \"local_gb\" : 11" + EOL
+        + "    }, {" + EOL
+        + "      \"uptime\" : 78," + EOL
+        + "      \"state\" : \"state\"," + EOL
+        + "      \"hours\" : 64.0," + EOL
+        + "      \"vcpus\" : 79," + EOL
+        + "      \"flavor\" : \"flavor\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"instance_id\" : \"instanceid\"," + EOL
+        + "      \"started_at\" : \"startedat\"," + EOL
+        + "      \"ended_at\" : \"endedat\"," + EOL
+        + "      \"memory_mb\" : 90," + EOL
+        + "      \"tenant_id\" : \"tenantid\"," + EOL
+        + "      \"local_gb\" : 11" + EOL
+        + "    } ]" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + SimpleTenantUsage.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        SimpleTenantUsage simpletenantusage = objectMapper.readValue(JSON_FULL, SimpleTenantUsage.class);
+        String json = objectMapper.writeValueAsString(simpletenantusage);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        SimpleTenantUsage simpletenantusage = objectMapper.readValue(JSON_FULL, SimpleTenantUsage.class);
+        simpletenantusage.toString();
+        
+        BigDecimal totalMemoryMbUsage = simpletenantusage.getTotalMemoryMbUsage();
+        Assert.assertNotNull(totalMemoryMbUsage);
+        simpletenantusage.setTotalMemoryMbUsage(totalMemoryMbUsage);
+        
+        String stop = simpletenantusage.getStop();
+        Assert.assertNotNull(stop);
+        simpletenantusage.setStop(stop);
+        
+        BigDecimal totalVcpusUsage = simpletenantusage.getTotalVcpusUsage();
+        Assert.assertNotNull(totalVcpusUsage);
+        simpletenantusage.setTotalVcpusUsage(totalVcpusUsage);
+        
+        String tenantId = simpletenantusage.getTenantId();
+        Assert.assertNotNull(tenantId);
+        simpletenantusage.setTenantId(tenantId);
+        
+        String start = simpletenantusage.getStart();
+        Assert.assertNotNull(start);
+        simpletenantusage.setStart(start);
+        
+        List<ServerUsage> serverUsages = simpletenantusage.getServerUsages();
+        Assert.assertNotNull(serverUsages);
+        Assert.assertEquals(2, serverUsages.size());
+        simpletenantusage.setServerUsages(serverUsages);
+        
+        BigDecimal totalLocalGbUsage = simpletenantusage.getTotalLocalGbUsage();
+        Assert.assertNotNull(totalLocalGbUsage);
+        simpletenantusage.setTotalLocalGbUsage(totalLocalGbUsage);
+        
+        String totalHours = simpletenantusage.getTotalHours();
+        Assert.assertNotNull(totalHours);
+        simpletenantusage.setTotalHours(totalHours);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SimpleTenantUsagesTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SimpleTenantUsagesTest.java
index d1e9bfa..523a9ab 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SimpleTenantUsagesTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SimpleTenantUsagesTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,22 +17,127 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.SimpleTenantUsage;
+import com.woorea.openstack.nova.model.SimpleTenantUsages;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SimpleTenantUsagesTest {
 
-    SimpleTenantUsages simpleTenantUsages = new SimpleTenantUsages();
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"tenant_usages\" : [ {" + EOL
+        + "    \"start\" : \"start\"," + EOL
+        + "    \"stop\" : \"stop\"," + EOL
+        + "    \"total_memory_mb_usage\" : 14," + EOL
+        + "    \"total_vcpus_usage\" : 3," + EOL
+        + "    \"total_local_gb_usage\" : 66," + EOL
+        + "    \"tenant_id\" : \"tenantid\"," + EOL
+        + "    \"total_hours\" : \"totalhours\"," + EOL
+        + "    \"server_usages\" : [ {" + EOL
+        + "      \"uptime\" : 78," + EOL
+        + "      \"state\" : \"state\"," + EOL
+        + "      \"hours\" : 64.0," + EOL
+        + "      \"vcpus\" : 79," + EOL
+        + "      \"flavor\" : \"flavor\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"instance_id\" : \"instanceid\"," + EOL
+        + "      \"started_at\" : \"startedat\"," + EOL
+        + "      \"ended_at\" : \"endedat\"," + EOL
+        + "      \"memory_mb\" : 90," + EOL
+        + "      \"tenant_id\" : \"tenantid\"," + EOL
+        + "      \"local_gb\" : 11" + EOL
+        + "    }, {" + EOL
+        + "      \"uptime\" : 78," + EOL
+        + "      \"state\" : \"state\"," + EOL
+        + "      \"hours\" : 64.0," + EOL
+        + "      \"vcpus\" : 79," + EOL
+        + "      \"flavor\" : \"flavor\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"instance_id\" : \"instanceid\"," + EOL
+        + "      \"started_at\" : \"startedat\"," + EOL
+        + "      \"ended_at\" : \"endedat\"," + EOL
+        + "      \"memory_mb\" : 90," + EOL
+        + "      \"tenant_id\" : \"tenantid\"," + EOL
+        + "      \"local_gb\" : 11" + EOL
+        + "    } ]" + EOL
+        + "  }, {" + EOL
+        + "    \"start\" : \"start\"," + EOL
+        + "    \"stop\" : \"stop\"," + EOL
+        + "    \"total_memory_mb_usage\" : 14," + EOL
+        + "    \"total_vcpus_usage\" : 3," + EOL
+        + "    \"total_local_gb_usage\" : 66," + EOL
+        + "    \"tenant_id\" : \"tenantid\"," + EOL
+        + "    \"total_hours\" : \"totalhours\"," + EOL
+        + "    \"server_usages\" : [ {" + EOL
+        + "      \"uptime\" : 78," + EOL
+        + "      \"state\" : \"state\"," + EOL
+        + "      \"hours\" : 64.0," + EOL
+        + "      \"vcpus\" : 79," + EOL
+        + "      \"flavor\" : \"flavor\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"instance_id\" : \"instanceid\"," + EOL
+        + "      \"started_at\" : \"startedat\"," + EOL
+        + "      \"ended_at\" : \"endedat\"," + EOL
+        + "      \"memory_mb\" : 90," + EOL
+        + "      \"tenant_id\" : \"tenantid\"," + EOL
+        + "      \"local_gb\" : 11" + EOL
+        + "    }, {" + EOL
+        + "      \"uptime\" : 78," + EOL
+        + "      \"state\" : \"state\"," + EOL
+        + "      \"hours\" : 64.0," + EOL
+        + "      \"vcpus\" : 79," + EOL
+        + "      \"flavor\" : \"flavor\"," + EOL
+        + "      \"name\" : \"name\"," + EOL
+        + "      \"instance_id\" : \"instanceid\"," + EOL
+        + "      \"started_at\" : \"startedat\"," + EOL
+        + "      \"ended_at\" : \"endedat\"," + EOL
+        + "      \"memory_mb\" : 90," + EOL
+        + "      \"tenant_id\" : \"tenantid\"," + EOL
+        + "      \"local_gb\" : 11" + EOL
+        + "    } ]" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getList() throws Exception {
-        simpleTenantUsages.getList();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + SimpleTenantUsages.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        SimpleTenantUsages simpletenantusages = objectMapper.readValue(JSON_FULL, SimpleTenantUsages.class);
+        String json = objectMapper.writeValueAsString(simpletenantusages);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
-    @Test(expected = NullPointerException.class)
-    public void iterator() throws Exception {
-        simpleTenantUsages.iterator();
+    @Test
+    public void testMethods() throws Exception {
+        SimpleTenantUsages simpletenantusages = objectMapper.readValue(JSON_FULL, SimpleTenantUsages.class);
+        simpletenantusages.toString();
+        
+        List<SimpleTenantUsage> list = simpletenantusages.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") SimpleTenantUsage x : simpletenantusages) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
     }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotForCreateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotForCreateTest.java
index 39abc2c..edcca0f 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotForCreateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotForCreateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,52 +17,68 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.SnapshotForCreate;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SnapshotForCreateTest {
 
-    SnapshotForCreate snapshotForCreate = new SnapshotForCreate();
-
-    @Test
-    public void getVolumeId() throws Exception {
-        snapshotForCreate.getVolumeId();
-    }
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void setVolumeId() throws Exception {
-        snapshotForCreate.setVolumeId("Test");
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"snapshot\" : {" + EOL
+        + "    \"force\" : false," + EOL
+        + "    \"volume_id\" : \"volumeid\"," + EOL
+        + "    \"display_name\" : \"name\"," + EOL
+        + "    \"display_description\" : \"description\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getForce() throws Exception {
-        snapshotForCreate.getForce();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void setForce() throws Exception {
-        snapshotForCreate.setForce(true);
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + SnapshotForCreate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        SnapshotForCreate snapshotforcreate = objectMapper.readValue(JSON_FULL, SnapshotForCreate.class);
+        String json = objectMapper.writeValueAsString(snapshotforcreate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getName() throws Exception {
-        snapshotForCreate.getName();
+    public void testMethods() throws Exception {
+        SnapshotForCreate snapshotforcreate = objectMapper.readValue(JSON_FULL, SnapshotForCreate.class);
+        snapshotforcreate.toString();
+        
+        String name = snapshotforcreate.getName();
+        Assert.assertNotNull(name);
+        snapshotforcreate.setName(name);
+        
+        String volumeId = snapshotforcreate.getVolumeId();
+        Assert.assertNotNull(volumeId);
+        snapshotforcreate.setVolumeId(volumeId);
+        
+        String description = snapshotforcreate.getDescription();
+        Assert.assertNotNull(description);
+        snapshotforcreate.setDescription(description);
+        
+        Boolean force = snapshotforcreate.getForce();
+        Assert.assertNotNull(force);
+        snapshotforcreate.setForce(force);
     }
-
-    @Test
-    public void setName() throws Exception {
-        snapshotForCreate.setName("Test");
-    }
-
-    @Test
-    public void getDescription() throws Exception {
-        snapshotForCreate.getDescription();
-    }
-
-    @Test
-    public void setDescription() throws Exception {
-        snapshotForCreate.setDescription("test");
-    }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotTest.java
index 816f9c9..d62f730 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,47 +17,76 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Snapshot;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SnapshotTest {
 
-    Snapshot snapshot = new Snapshot();
-
-    @Test
-    public void getId() throws Exception {
-        snapshot.getId();
-    }
-
-    @Test
-    public void getStatus() throws Exception {
-        snapshot.getStatus();
-    }
-
-    @Test
-    public void getName() throws Exception {
-        snapshot.getName();
-    }
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getDescription() throws Exception {
-        snapshot.getDescription();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"snapshot\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"volumeId\" : \"volumeid\"," + EOL
+        + "    \"size\" : 61," + EOL
+        + "    \"createdAt\" : \"createdat\"," + EOL
+        + "    \"displayName\" : \"name\"," + EOL
+        + "    \"displayDescription\" : \"description\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getVolumeId() throws Exception {
-        snapshot.getVolumeId();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getSize() throws Exception {
-        snapshot.getSize();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Snapshot.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Snapshot snapshot = objectMapper.readValue(JSON_FULL, Snapshot.class);
+        String json = objectMapper.writeValueAsString(snapshot);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getCreatedAt() throws Exception {
-        snapshot.getCreatedAt();
+    public void testMethods() throws Exception {
+        Snapshot snapshot = objectMapper.readValue(JSON_FULL, Snapshot.class);
+        snapshot.toString();
+        
+        String createdAt = snapshot.getCreatedAt();
+        Assert.assertNotNull(createdAt);
+        
+        Integer size = snapshot.getSize();
+        Assert.assertNotNull(size);
+        
+        String name = snapshot.getName();
+        Assert.assertNotNull(name);
+        
+        String volumeId = snapshot.getVolumeId();
+        Assert.assertNotNull(volumeId);
+        
+        String description = snapshot.getDescription();
+        Assert.assertNotNull(description);
+        
+        String id = snapshot.getId();
+        Assert.assertNotNull(id);
+        
+        String status = snapshot.getStatus();
+        Assert.assertNotNull(status);
     }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotsTest.java
index 3c7ec60..9bf525b 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotsTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SnapshotsTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,22 +17,73 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Snapshot;
+import com.woorea.openstack.nova.model.Snapshots;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class SnapshotsTest {
 
-    Snapshots snapshots = new Snapshots();
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"snapshots\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"volumeId\" : \"volumeid\"," + EOL
+        + "    \"size\" : 61," + EOL
+        + "    \"createdAt\" : \"createdat\"," + EOL
+        + "    \"displayName\" : \"name\"," + EOL
+        + "    \"displayDescription\" : \"description\"" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"volumeId\" : \"volumeid\"," + EOL
+        + "    \"size\" : 61," + EOL
+        + "    \"createdAt\" : \"createdat\"," + EOL
+        + "    \"displayName\" : \"name\"," + EOL
+        + "    \"displayDescription\" : \"description\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getList() throws Exception {
-        snapshots.getList();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Snapshots.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Snapshots snapshots = objectMapper.readValue(JSON_FULL, Snapshots.class);
+        String json = objectMapper.writeValueAsString(snapshots);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
-    @Test(expected = NullPointerException.class)
-    public void iterator() throws Exception {
-        snapshots.iterator();
+    @Test
+    public void testMethods() throws Exception {
+        Snapshots snapshots = objectMapper.readValue(JSON_FULL, Snapshots.class);
+        snapshots.toString();
+        
+        List<Snapshot> list = snapshots.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") Snapshot x : snapshots) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
     }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/StartTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/StartTest.java
new file mode 100644
index 0000000..c96b74a
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/StartTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Start;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class StartTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"os-start\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Start.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Start start = objectMapper.readValue(JSON_FULL, Start.class);
+        String json = objectMapper.writeValueAsString(start);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Start start = objectMapper.readValue(JSON_FULL, Start.class);
+        start.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/StopTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/StopTest.java
new file mode 100644
index 0000000..2abb35e
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/StopTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Stop;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class StopTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"os-stop\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Stop.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Stop stop = objectMapper.readValue(JSON_FULL, Stop.class);
+        String json = objectMapper.writeValueAsString(stop);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Stop stop = objectMapper.readValue(JSON_FULL, Stop.class);
+        stop.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/SuspendTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/SuspendTest.java
new file mode 100644
index 0000000..bcbb0da
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/SuspendTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Suspend;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class SuspendTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"suspend\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Suspend.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Suspend suspend = objectMapper.readValue(JSON_FULL, Suspend.class);
+        String json = objectMapper.writeValueAsString(suspend);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Suspend suspend = objectMapper.readValue(JSON_FULL, Suspend.class);
+        suspend.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/UnlockTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/UnlockTest.java
new file mode 100644
index 0000000..43ad515
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/UnlockTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Unlock;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class UnlockTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"unlock\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Unlock.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Unlock unlock = objectMapper.readValue(JSON_FULL, Unlock.class);
+        String json = objectMapper.writeValueAsString(unlock);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Unlock unlock = objectMapper.readValue(JSON_FULL, Unlock.class);
+        unlock.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/UnpauseTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/UnpauseTest.java
new file mode 100644
index 0000000..f180b96
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/UnpauseTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Unpause;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class UnpauseTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"unpause\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Unpause.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Unpause unpause = objectMapper.readValue(JSON_FULL, Unpause.class);
+        String json = objectMapper.writeValueAsString(unpause);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Unpause unpause = objectMapper.readValue(JSON_FULL, Unpause.class);
+        unpause.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/UnrescueTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/UnrescueTest.java
new file mode 100644
index 0000000..6e92807
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/UnrescueTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.Unrescue;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class UnrescueTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"unrescue\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Unrescue.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Unrescue unrescue = objectMapper.readValue(JSON_FULL, Unrescue.class);
+        String json = objectMapper.writeValueAsString(unrescue);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        Unrescue unrescue = objectMapper.readValue(JSON_FULL, Unrescue.class);
+        unrescue.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VncConsoleTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VncConsoleTest.java
new file mode 100644
index 0000000..8582bca
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VncConsoleTest.java
@@ -0,0 +1,72 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.ServerAction.VncConsole;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class VncConsoleTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"console\" : {" + EOL
+        + "    \"type\" : \"type\"," + EOL
+        + "    \"url\" : \"url\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + VncConsole.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        VncConsole vncconsole = objectMapper.readValue(JSON_FULL, VncConsole.class);
+        String json = objectMapper.writeValueAsString(vncconsole);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        VncConsole vncconsole = objectMapper.readValue(JSON_FULL, VncConsole.class);
+        vncconsole.toString();
+        
+        String type = vncconsole.getType();
+        Assert.assertNotNull(type);
+        
+        String url = vncconsole.getUrl();
+        Assert.assertNotNull(url);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeAttachmentTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeAttachmentTest.java
index 008e047..c51efe7 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeAttachmentTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeAttachmentTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,52 +17,68 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.VolumeAttachment;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class VolumeAttachmentTest {
 
-    VolumeAttachment volumeAttachment = new VolumeAttachment();
-
-    @Test
-    public void getId() throws Exception {
-        volumeAttachment.getId();
-    }
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void setId() throws Exception {
-        volumeAttachment.setId("Test");
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"volumeAttachment\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"volumeId\" : \"volumeid\"," + EOL
+        + "    \"serverId\" : \"serverid\"," + EOL
+        + "    \"device\" : \"device\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getVolumeId() throws Exception {
-        volumeAttachment.getVolumeId();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void setVolumeId() throws Exception {
-        volumeAttachment.setVolumeId("test");
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + VolumeAttachment.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        VolumeAttachment volumeattachment = objectMapper.readValue(JSON_FULL, VolumeAttachment.class);
+        String json = objectMapper.writeValueAsString(volumeattachment);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getServerId() throws Exception {
-        volumeAttachment.getServerId();
+    public void testMethods() throws Exception {
+        VolumeAttachment volumeattachment = objectMapper.readValue(JSON_FULL, VolumeAttachment.class);
+        volumeattachment.toString();
+        
+        String volumeId = volumeattachment.getVolumeId();
+        Assert.assertNotNull(volumeId);
+        volumeattachment.setVolumeId(volumeId);
+        
+        String id = volumeattachment.getId();
+        Assert.assertNotNull(id);
+        volumeattachment.setId(id);
+        
+        String device = volumeattachment.getDevice();
+        Assert.assertNotNull(device);
+        volumeattachment.setDevice(device);
+        
+        String serverId = volumeattachment.getServerId();
+        Assert.assertNotNull(serverId);
+        volumeattachment.setServerId(serverId);
     }
-
-    @Test
-    public void setServerId() throws Exception {
-        volumeAttachment.setServerId("test");
-    }
-
-    @Test
-    public void getDevice() throws Exception {
-        volumeAttachment.getDevice();
-    }
-
-    @Test
-    public void setDevice() throws Exception {
-        volumeAttachment.setDevice("test");
-    }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeAttachmentsTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeAttachmentsTest.java
index 34b8e51..b84389b 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeAttachmentsTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeAttachmentsTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,22 +17,67 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.VolumeAttachment;
+import com.woorea.openstack.nova.model.VolumeAttachments;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class VolumeAttachmentsTest {
 
-    VolumeAttachments volumeAttachments = new VolumeAttachments();
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"volumeAttachments\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"volumeId\" : \"volumeid\"," + EOL
+        + "    \"serverId\" : \"serverid\"," + EOL
+        + "    \"device\" : \"device\"" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"volumeId\" : \"volumeid\"," + EOL
+        + "    \"serverId\" : \"serverid\"," + EOL
+        + "    \"device\" : \"device\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getList() throws Exception {
-        volumeAttachments.getList();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + VolumeAttachments.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        VolumeAttachments volumeattachments = objectMapper.readValue(JSON_FULL, VolumeAttachments.class);
+        String json = objectMapper.writeValueAsString(volumeattachments);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
-    @Test(expected = NullPointerException.class)
-    public void iterator() throws Exception {
-        volumeAttachments.iterator();
+    @Test
+    public void testMethods() throws Exception {
+        VolumeAttachments volumeattachments = objectMapper.readValue(JSON_FULL, VolumeAttachments.class);
+        volumeattachments.toString();
+        
+        List<VolumeAttachment> list = volumeattachments.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") VolumeAttachment x : volumeattachments) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
     }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeForCreateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeForCreateTest.java
index 1c44c34..5caf86d 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeForCreateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeForCreateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,74 +17,83 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.VolumeForCreate;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
-
-import java.util.HashMap;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class VolumeForCreateTest {
 
-    VolumeForCreate volumeForCreate = new VolumeForCreate();
-
-    @Test
-    public void getSize() throws Exception {
-        volumeForCreate.getSize();
-    }
-
-    @Test
-    public void setSize() throws Exception {
-        volumeForCreate.setSize(1);
-    }
-
-    @Test
-    public void getAvailabilityZone() throws Exception {
-        volumeForCreate.getAvailabilityZone();
-    }
-
-    @Test
-    public void setAvailabilityZone() throws Exception {
-        volumeForCreate.setAvailabilityZone("test");
-    }
-
-    @Test
-    public void getName() throws Exception {
-        volumeForCreate.getName();
-    }
-
-    @Test
-    public void setName() throws Exception {
-        volumeForCreate.setName("test");
-    }
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"volume\" : {" + EOL
+        + "    \"size\" : 61," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"availability_zone\" : \"availabilityzone\"," + EOL
+        + "    \"display_name\" : \"name\"," + EOL
+        + "    \"display_description\" : \"description\"," + EOL
+        + "    \"snapshot_id\" : 3" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getDescription() throws Exception {
-        volumeForCreate.getDescription();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + VolumeForCreate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        VolumeForCreate volumeforcreate = objectMapper.readValue(JSON_FULL, VolumeForCreate.class);
+        String json = objectMapper.writeValueAsString(volumeforcreate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void setDescription() throws Exception {
-        volumeForCreate.setDescription("test");
+    public void testMethods() throws Exception {
+        VolumeForCreate volumeforcreate = objectMapper.readValue(JSON_FULL, VolumeForCreate.class);
+        volumeforcreate.toString();
+        
+        Map<String,String> metadata = volumeforcreate.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        volumeforcreate.setMetadata(metadata);
+        
+        Integer snapshotId = volumeforcreate.getSnapshotId();
+        Assert.assertNotNull(snapshotId);
+        volumeforcreate.setSnapshotId(snapshotId);
+        
+        Integer size = volumeforcreate.getSize();
+        Assert.assertNotNull(size);
+        volumeforcreate.setSize(size);
+        
+        String name = volumeforcreate.getName();
+        Assert.assertNotNull(name);
+        volumeforcreate.setName(name);
+        
+        String description = volumeforcreate.getDescription();
+        Assert.assertNotNull(description);
+        volumeforcreate.setDescription(description);
+        
+        String availabilityZone = volumeforcreate.getAvailabilityZone();
+        Assert.assertNotNull(availabilityZone);
+        volumeforcreate.setAvailabilityZone(availabilityZone);
     }
-
-    @Test
-    public void getSnapshotId() throws Exception {
-        volumeForCreate.getSnapshotId();
-    }
-
-    @Test
-    public void setSnapshotId() throws Exception {
-        volumeForCreate.setSnapshotId(1);
-    }
-
-    @Test
-    public void getMetadata() throws Exception {
-        volumeForCreate.getMetadata();
-    }
-
-    @Test
-    public void setMetadata() throws Exception {
-        volumeForCreate.setMetadata(new HashMap<String, String>());
-    }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeForImageCreateTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeForImageCreateTest.java
index a86c021..eae93e5 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeForImageCreateTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeForImageCreateTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,72 +17,78 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.VolumeForImageCreate;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class VolumeForImageCreateTest {
 
-    VolumeForImageCreate volumeForImageCreate = new VolumeForImageCreate();
-
-    @Test
-    public void getTenantId() throws Exception {
-        volumeForImageCreate.getTenantId();
-    }
-
-    @Test
-    public void setTenantId() throws Exception {
-        volumeForImageCreate.setTenantId("Test");
-    }
-
-    @Test
-    public void getForce() throws Exception {
-        volumeForImageCreate.getForce();
-    }
-
-    @Test
-    public void setForce() throws Exception {
-        volumeForImageCreate.setForce(true);
-    }
-
-    @Test
-    public void getVolumeId() throws Exception {
-        volumeForImageCreate.getVolumeId();
-    }
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"os-volume_upload_image\" : {" + EOL
+        + "    \"volumeId\" : \"volumeid\"," + EOL
+        + "    \"tenantId\" : \"tenantid\"," + EOL
+        + "    \"force\" : false," + EOL
+        + "    \"container_format\" : \"container_format\"," + EOL
+        + "    \"disk_format\" : \"disk_format\"," + EOL
+        + "    \"image_name\" : \"image_name\"" + EOL
+        + "  }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void setVolumeId() throws Exception {
-        volumeForImageCreate.setVolumeId("testid");
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + VolumeForImageCreate.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        VolumeForImageCreate volumeforimagecreate = objectMapper.readValue(JSON_FULL, VolumeForImageCreate.class);
+        String json = objectMapper.writeValueAsString(volumeforimagecreate);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getContainer_format() throws Exception {
-        volumeForImageCreate.getContainer_format();
+    public void testMethods() throws Exception {
+        VolumeForImageCreate volumeforimagecreate = objectMapper.readValue(JSON_FULL, VolumeForImageCreate.class);
+        volumeforimagecreate.toString();
+        
+        String image_name = volumeforimagecreate.getImage_name();
+        Assert.assertNotNull(image_name);
+        volumeforimagecreate.setImage_name(image_name);
+        
+        String tenantId = volumeforimagecreate.getTenantId();
+        Assert.assertNotNull(tenantId);
+        volumeforimagecreate.setTenantId(tenantId);
+        
+        String volumeId = volumeforimagecreate.getVolumeId();
+        Assert.assertNotNull(volumeId);
+        volumeforimagecreate.setVolumeId(volumeId);
+        
+        String disk_format = volumeforimagecreate.getDisk_format();
+        Assert.assertNotNull(disk_format);
+        volumeforimagecreate.setDisk_format(disk_format);
+        
+        Boolean force = volumeforimagecreate.getForce();
+        Assert.assertNotNull(force);
+        volumeforimagecreate.setForce(force);
+        
+        String container_format = volumeforimagecreate.getContainer_format();
+        Assert.assertNotNull(container_format);
+        volumeforimagecreate.setContainer_format(container_format);
     }
-
-    @Test
-    public void setContainer_format() throws Exception {
-        volumeForImageCreate.setContainer_format("test");
-    }
-
-    @Test
-    public void getDisk_format() throws Exception {
-        volumeForImageCreate.getDisk_format();
-    }
-
-    @Test
-    public void setDisk_format() throws Exception {
-        volumeForImageCreate.setDisk_format("test");
-    }
-
-    @Test
-    public void getImage_name() throws Exception {
-        volumeForImageCreate.getImage_name();
-    }
-
-    @Test
-    public void setImage_name() throws Exception {
-        volumeForImageCreate.setImage_name("test");
-    }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTest.java
index ede7d29..7a8d058 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,67 +17,105 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Volume;
+import java.util.List;
+import java.util.Map;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class VolumeTest {
 
-    Volume volume = new Volume();
-
-    @Test
-    public void getId() throws Exception {
-        volume.getId();
-    }
-
-    @Test
-    public void getStatus() throws Exception {
-        volume.getStatus();
-    }
-
-    @Test
-    public void getName() throws Exception {
-        volume.getName();
-    }
-
-    @Test
-    public void getDescription() throws Exception {
-        volume.getDescription();
-    }
-
-    @Test
-    public void getAvailabilityZone() throws Exception {
-        volume.getAvailabilityZone();
-    }
-
-    @Test
-    public void getVolumeType() throws Exception {
-        volume.getVolumeType();
-    }
-
-    @Test
-    public void getSnapshotId() throws Exception {
-        volume.getSnapshotId();
-    }
+    private static final String EOL = System.lineSeparator();
 
-    @Test
-    public void getAttachments() throws Exception {
-        volume.getAttachments();
-    }
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"volume\" : {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"availabilityZone\" : \"availabilityzone\"," + EOL
+        + "    \"volumeType\" : \"volumetype\"," + EOL
+        + "    \"snapshotId\" : \"snapshotid\"," + EOL
+        + "    \"attachments\" : [ {" + EOL
+        + "      \"attachments-v1-k1\" : \"attachments-v1-v1\"," + EOL
+        + "      \"attachments-v1-k2\" : \"attachments-v1-v2\"" + EOL
+        + "    }, {" + EOL
+        + "      \"attachments-v2-k1\" : \"attachments-v2-v1\"," + EOL
+        + "      \"attachments-v2-k2\" : \"attachments-v2-v2\"" + EOL
+        + "    } ]," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"createdAt\" : \"createdat\"," + EOL
+        + "    \"size\" : 61," + EOL
+        + "    \"displayName\" : \"name\"," + EOL
+        + "    \"displayDescription\" : \"description\"" + EOL
+        + "  }" + EOL
+        + "}";
 
-    @Test
-    public void getMetadata() throws Exception {
-        volume.getMetadata();
-    }
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getCreatedAt() throws Exception {
-        volume.getCreatedAt();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Volume.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Volume volume = objectMapper.readValue(JSON_FULL, Volume.class);
+        String json = objectMapper.writeValueAsString(volume);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
     @Test
-    public void getSize() throws Exception {
-        volume.getSize();
+    public void testMethods() throws Exception {
+        Volume volume = objectMapper.readValue(JSON_FULL, Volume.class);
+        volume.toString();
+        
+        String volumeType = volume.getVolumeType();
+        Assert.assertNotNull(volumeType);
+        
+        String createdAt = volume.getCreatedAt();
+        Assert.assertNotNull(createdAt);
+        
+        Map<String,String> metadata = volume.getMetadata();
+        Assert.assertNotNull(metadata);
+        Assert.assertEquals(2, metadata.size());
+        
+        List<Map<String,Object>> attachments = volume.getAttachments();
+        Assert.assertNotNull(attachments);
+        Assert.assertEquals(2, attachments.size());
+        
+        String snapshotId = volume.getSnapshotId();
+        Assert.assertNotNull(snapshotId);
+        
+        Integer size = volume.getSize();
+        Assert.assertNotNull(size);
+        
+        String name = volume.getName();
+        Assert.assertNotNull(name);
+        
+        String description = volume.getDescription();
+        Assert.assertNotNull(description);
+        
+        String id = volume.getId();
+        Assert.assertNotNull(id);
+        
+        String availabilityZone = volume.getAvailabilityZone();
+        Assert.assertNotNull(availabilityZone);
+        
+        String status = volume.getStatus();
+        Assert.assertNotNull(status);
     }
-
-}
\ No newline at end of file
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTypeTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTypeTest.java
new file mode 100644
index 0000000..b485dbb
--- /dev/null
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTypeTest.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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 com.woorea.openstack.nova.model;
+
+import com.woorea.openstack.nova.model.VolumeType;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
+
+public class VolumeTypeTest {
+
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"volume-type\" : { }" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(SerializationConfig.Feature.WRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.UNWRAP_ROOT_VALUE)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
+
+    @Test
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + VolumeType.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        VolumeType volumetype = objectMapper.readValue(JSON_FULL, VolumeType.class);
+        String json = objectMapper.writeValueAsString(volumetype);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
+    }
+
+    @Test
+    public void testMethods() throws Exception {
+        VolumeType volumetype = objectMapper.readValue(JSON_FULL, VolumeType.class);
+        volumetype.toString();
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTypesTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTypesTest.java
index 75fe600..903b67d 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTypesTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumeTypesTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,17 +17,57 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.VolumeType;
+import com.woorea.openstack.nova.model.VolumeTypes;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class VolumeTypesTest {
 
-    VolumeTypes volumeTypes = new VolumeTypes();
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"volume-types\" : [ { }, { } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getList() throws Exception {
-        volumeTypes.getList();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + VolumeTypes.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        VolumeTypes volumetypes = objectMapper.readValue(JSON_FULL, VolumeTypes.class);
+        String json = objectMapper.writeValueAsString(volumetypes);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
-}
\ No newline at end of file
+    @Test
+    public void testMethods() throws Exception {
+        VolumeTypes volumetypes = objectMapper.readValue(JSON_FULL, VolumeTypes.class);
+        volumetypes.toString();
+        
+        List<VolumeType> list = volumetypes.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") VolumeType x : volumetypes) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
+    }
+}
diff --git a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumesTest.java b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumesTest.java
index fae5f1b..4c2d5b1 100644
--- a/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumesTest.java
+++ b/nova-model/src/test/java/com/woorea/openstack/nova/model/VolumesTest.java
@@ -2,8 +2,8 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2018 Huawei Intellectual Property. All rights reserved.
- * ================================================================================ 
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
  * 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
@@ -17,22 +17,99 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package com.woorea.openstack.nova.model;
 
+import com.woorea.openstack.nova.model.Volume;
+import com.woorea.openstack.nova.model.Volumes;
+import java.util.List;
+import org.codehaus.jackson.map.DeserializationConfig;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.codehaus.jackson.map.SerializationConfig;
+import org.codehaus.jackson.map.annotate.JsonSerialize.Inclusion;
+import org.junit.Assert;
 import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.skyscreamer.jsonassert.JSONCompareMode;
 
 public class VolumesTest {
 
-    Volumes volumes = new Volumes();
+    private static final String EOL = System.lineSeparator();
+
+    private static final String JSON_FULL = "{" + EOL
+        + "  \"volumes\" : [ {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"availabilityZone\" : \"availabilityzone\"," + EOL
+        + "    \"volumeType\" : \"volumetype\"," + EOL
+        + "    \"snapshotId\" : \"snapshotid\"," + EOL
+        + "    \"attachments\" : [ {" + EOL
+        + "      \"attachments-v1-k1\" : \"attachments-v1-v1\"," + EOL
+        + "      \"attachments-v1-k2\" : \"attachments-v1-v2\"" + EOL
+        + "    }, {" + EOL
+        + "      \"attachments-v2-k1\" : \"attachments-v2-v1\"," + EOL
+        + "      \"attachments-v2-k2\" : \"attachments-v2-v2\"" + EOL
+        + "    } ]," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"createdAt\" : \"createdat\"," + EOL
+        + "    \"size\" : 61," + EOL
+        + "    \"displayName\" : \"name\"," + EOL
+        + "    \"displayDescription\" : \"description\"" + EOL
+        + "  }, {" + EOL
+        + "    \"id\" : \"id\"," + EOL
+        + "    \"status\" : \"status\"," + EOL
+        + "    \"availabilityZone\" : \"availabilityzone\"," + EOL
+        + "    \"volumeType\" : \"volumetype\"," + EOL
+        + "    \"snapshotId\" : \"snapshotid\"," + EOL
+        + "    \"attachments\" : [ {" + EOL
+        + "      \"attachments-v1-k1\" : \"attachments-v1-v1\"," + EOL
+        + "      \"attachments-v1-k2\" : \"attachments-v1-v2\"" + EOL
+        + "    }, {" + EOL
+        + "      \"attachments-v2-k1\" : \"attachments-v2-v1\"," + EOL
+        + "      \"attachments-v2-k2\" : \"attachments-v2-v2\"" + EOL
+        + "    } ]," + EOL
+        + "    \"metadata\" : {" + EOL
+        + "      \"metadata-k1\" : \"metadata-v1\"," + EOL
+        + "      \"metadata-k2\" : \"metadata-v2\"" + EOL
+        + "    }," + EOL
+        + "    \"createdAt\" : \"createdat\"," + EOL
+        + "    \"size\" : 61," + EOL
+        + "    \"displayName\" : \"name\"," + EOL
+        + "    \"displayDescription\" : \"description\"" + EOL
+        + "  } ]" + EOL
+        + "}";
+
+    private ObjectMapper objectMapper = new ObjectMapper()
+        .setSerializationInclusion(Inclusion.NON_NULL)
+        .enable(SerializationConfig.Feature.INDENT_OUTPUT)
+        .enable(DeserializationConfig.Feature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
 
     @Test
-    public void getList() throws Exception {
-        volumes.getList();
+    public void testSerialization() throws Exception {
+        System.out.println("CLASS: " + Volumes.class.getName());
+        System.out.println("TEST JSON: " + JSON_FULL);
+        Volumes volumes = objectMapper.readValue(JSON_FULL, Volumes.class);
+        String json = objectMapper.writeValueAsString(volumes);
+        System.out.println("RE-SERIALIZED OBJECT: " + json);
+        JSONAssert.assertEquals(JSON_FULL, json, JSONCompareMode.LENIENT);
     }
 
-    @Test(expected = NullPointerException.class)
-    public void iterator() throws Exception {
-        volumes.iterator();
+    @Test
+    public void testMethods() throws Exception {
+        Volumes volumes = objectMapper.readValue(JSON_FULL, Volumes.class);
+        volumes.toString();
+        
+        List<Volume> list = volumes.getList();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(2, list.size());
+        
+        int cnt = 0;
+        for (@SuppressWarnings("unused") Volume x : volumes) {
+            ++cnt;
+        }
+        Assert.assertEquals(2, cnt);
     }
-
-}
\ No newline at end of file
+}