Correct flow for ScaleOut

Change-Id: I347fec1e15526fa9b43ab57612235b55dee3eeba
Issue-ID: VID-321
Signed-off-by: Wojciech Sliwka <wojciech.sliwka@nokia.com>

3 files changed, 160 insertions, 97 deletions

diff --git a/vid-app-common/src/test/java/org/onap/vid/mso/MsoBusinessLogicImplTest.java b/vid-app-common/src/test/java/org/onap/vid/mso/MsoBusinessLogicImplTest.java
index 36f4bdd43..e0e3c3634 100644
--- a/vid-app-common/src/test/java/org/onap/vid/mso/MsoBusinessLogicImplTest.java
+++ b/vid-app-common/src/test/java/org/onap/vid/mso/MsoBusinessLogicImplTest.java
@@ -1,12 +1,17 @@
 package org.onap.vid.mso;
 
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.mockito.ArgumentCaptor;
 import org.mockito.InjectMocks;
 import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.mockito.MockitoAnnotations;
+import org.onap.portalsdk.core.util.SystemProperties;
+import org.onap.vid.changeManagement.RequestDetailsWrapper;
+import org.onap.vid.controllers.MsoController;
 import org.onap.vid.mso.rest.RequestDetails;
 import org.onap.vid.properties.Features;
-import org.onap.portalsdk.core.util.SystemProperties;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
 import org.springframework.test.context.web.WebAppConfiguration;
@@ -16,16 +21,28 @@ import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
 import org.togglz.core.manager.FeatureManager;
 
+import java.io.IOException;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.Matchers.eq;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 import static org.onap.vid.controllers.MsoController.SVC_INSTANCE_ID;
-import static org.onap.vid.controllers.MsoController.VNF_INSTANCE_ID;
 import static org.onap.vid.mso.MsoBusinessLogicImpl.validateEndpointPath;
 
 @ContextConfiguration(classes = {SystemProperties.class})
 @WebAppConfiguration
 public class MsoBusinessLogicImplTest extends AbstractTestNGSpringContextTests {
 
+    private static final String SERVICE_INSTANCE_ID = "1";
+    private static final String VNF_INSTANCE_ID = "1";
+    private static final String EXPECTED_SCALE_OUT_PATH = "/serviceInstantiation/v7/serviceInstances/1/vnfs/1/vfModules/scaleOut";
+    private static final Path PATH_TO_NOT_PROCESSED_SCALE_OUT_REQUEST = Paths.get("src", "test", "resources", "payload_jsons", "scaleOutVfModulePayload.json");
+    private static final Path PATH_TO_FINAL_SCALE_OUT_REQUEST = Paths.get("src", "test", "resources", "payload_jsons", "scaleOutVfModulePayloadToMso.json");
+    private static final ObjectMapper OBJECT_MAPPER=new ObjectMapper();
+
     @InjectMocks
     private MsoBusinessLogicImpl msoBusinessLogic;
 
@@ -37,31 +54,31 @@ public class MsoBusinessLogicImplTest extends AbstractTestNGSpringContextTests {
 
 
     @BeforeTest
-    public void initMocks(){
+    public void initMocks() {
         MockitoAnnotations.initMocks(this);
     }
 
     @Test
-    public void validateEndpointPath_endPointIsNotEmptyAndVaild_returnProperty(){
-        System.setProperty("TestEnv","123");
+    public void validateEndpointPath_endPointIsNotEmptyAndVaild_returnProperty() {
+        System.setProperty("TestEnv", "123");
         String foundEndPoint = validateEndpointPath("TestEnv");
-        Assert.assertEquals("123",foundEndPoint);
+        Assert.assertEquals("123", foundEndPoint);
     }
 
     @Test(expectedExceptions = RuntimeException.class)
-    public void validateEndpointPath_endPointIsNull_throwRuntimeException(){
+    public void validateEndpointPath_endPointIsNull_throwRuntimeException() {
         validateEndpointPath("NotExists");
     }
 
     @Test(expectedExceptions = RuntimeException.class)
-    public void validateEndpointPath_endPointIsNotEmptyButDoesntExists_throwRuntimeException(){
-        System.setProperty("EmptyEndPoint","");
+    public void validateEndpointPath_endPointIsNotEmptyButDoesntExists_throwRuntimeException() {
+        System.setProperty("EmptyEndPoint", "");
         validateEndpointPath("EmptyEndPoint");
     }
 
 
     //@Test(dataProvider = "unAssignOrDeleteParams")
-    public void deleteSvcInstance_verifyEndPointPathConstructing_unAssignFeatureOffOrUnAssignFlagIsFalse(boolean isAssignFlag,String status) {
+    public void deleteSvcInstance_verifyEndPointPathConstructing_unAssignFeatureOffOrUnAssignFlagIsFalse(boolean isAssignFlag, String status) {
         Mockito.reset(msoInterfaceMock);
         String endpoint = validateEndpointPath(isAssignFlag ? MsoProperties.MSO_DELETE_OR_UNASSIGN_REST_API_SVC_INSTANCE : MsoProperties.MSO_REST_API_SVC_INSTANCE);
         RequestDetails requestDetails = new RequestDetails();
@@ -114,7 +131,7 @@ public class MsoBusinessLogicImplTest extends AbstractTestNGSpringContextTests {
 
         String vnf_endpoint = endpoint.replaceFirst(SVC_INSTANCE_ID, "serviceInstanceTempId");
 
-        msoBusinessLogic.deleteVnf(requestDetails, "serviceInstanceTempId","vnfInstanceTempId");
+        msoBusinessLogic.deleteVnf(requestDetails, "serviceInstanceTempId", "vnfInstanceTempId");
         verify(msoInterfaceMock).deleteVnf(requestDetails, vnf_endpoint + "/vnfInstanceTempId");
     }
 
@@ -123,31 +140,34 @@ public class MsoBusinessLogicImplTest extends AbstractTestNGSpringContextTests {
         String endpoint = validateEndpointPath(MsoProperties.MSO_REST_API_VF_MODULE_INSTANCE);
         RequestDetails requestDetails = new RequestDetails();
 
-        String vf__modules_endpoint = endpoint.replaceFirst(SVC_INSTANCE_ID, "serviceInstanceTempId").replaceFirst(VNF_INSTANCE_ID, "vnfInstanceTempId");
+        String vf__modules_endpoint = endpoint.replaceFirst(SVC_INSTANCE_ID, "serviceInstanceTempId").replaceFirst(MsoController.VNF_INSTANCE_ID, "vnfInstanceTempId");
 
-        msoBusinessLogic.deleteVfModule(requestDetails, "serviceInstanceTempId","vnfInstanceTempId", "vfModuleTempId");
-        verify(msoInterfaceMock).deleteVfModule(requestDetails, vf__modules_endpoint + "/vfModuleTempId" );
+        msoBusinessLogic.deleteVfModule(requestDetails, "serviceInstanceTempId", "vnfInstanceTempId", "vfModuleTempId");
+        verify(msoInterfaceMock).deleteVfModule(requestDetails, vf__modules_endpoint + "/vfModuleTempId");
     }
 
+
     @Test
-    public void insertServiceInstantiationToDB_StartJob() {
-
-//        broker = new JobsBrokerServiceInDatabaseImpl(dataAccessServiceMock, sessionFactory);
-//        ((JobsBrokerServiceInDatabaseImpl)broker).deleteAll();
-//
-////        msoBusinessLogic.setDataAccessService(dataAccessServiceMock);
-////        msoBusinessLogic.setJobsBrokerService(broker);
-////        msoBusinessLogic.setJobAdapter(jobAdapter);
-//
-//        ServiceInstantiation serviceInstantiation = new ServiceInstantiation();
-//        serviceInstantiation.setCount(2);
-//        serviceInstantiation.setInstanceName("TestName");
-//
-//        msoBusinessLogic.pushBulkJob(serviceInstantiation, "testUserId");
-//
-//        List<ServiceInfo> serviceInfoList = dataAccessServiceMock.getList(ServiceInfo.class, null);
-//        int k = 9;
-//        Assert.assertEquals(serviceInstantiation, containsInAnyOrder(serviceInfoList.toArray()));
+    public void shouldSendProperScaleOutRequest() throws IOException {
+        ArgumentCaptor<RequestDetailsWrapper> requestDetailsWrapperArgumentCaptor = ArgumentCaptor.forClass(RequestDetailsWrapper.class);
+        org.onap.vid.changeManagement.RequestDetails requestDetails = getScaleOutRequest();
+        RequestDetailsWrapper expectedRequestWrapper = getExpectedRequestWrapper();
+
+        msoBusinessLogic.scaleOutVfModuleInstance(requestDetails, SERVICE_INSTANCE_ID, VNF_INSTANCE_ID);
+
+        verify(msoInterfaceMock).scaleOutVFModuleInstance(requestDetailsWrapperArgumentCaptor.capture(), eq(EXPECTED_SCALE_OUT_PATH));
+        RequestDetailsWrapper actual = requestDetailsWrapperArgumentCaptor.getAllValues().get(0);
+
+        assertThat(expectedRequestWrapper.requestDetails).isEqualTo(actual.requestDetails);
+    }
+
+    private org.onap.vid.changeManagement.RequestDetails getScaleOutRequest() throws IOException {
+        return OBJECT_MAPPER.readValue(PATH_TO_NOT_PROCESSED_SCALE_OUT_REQUEST.toFile(), org.onap.vid.changeManagement.RequestDetails.class);
+    }
+
+    private RequestDetailsWrapper getExpectedRequestWrapper() throws IOException {
+        return OBJECT_MAPPER.readValue(PATH_TO_FINAL_SCALE_OUT_REQUEST.toFile(), new TypeReference<RequestDetailsWrapper<org.onap.vid.changeManagement.RequestDetails>>() {
+        });
     }
 }
 
diff --git a/vid-app-common/src/test/java/org/onap/vid/mso/rest/MsoRestClientNewTest.java b/vid-app-common/src/test/java/org/onap/vid/mso/rest/MsoRestClientNewTest.java
index 402386a50..69966407d 100644
--- a/vid-app-common/src/test/java/org/onap/vid/mso/rest/MsoRestClientNewTest.java
+++ b/vid-app-common/src/test/java/org/onap/vid/mso/rest/MsoRestClientNewTest.java
@@ -21,17 +21,11 @@
 package org.onap.vid.mso.rest;
 
 import com.xebialabs.restito.server.StubServer;
-import java.io.IOException;
-import java.io.InputStream;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.util.Properties;
-import java.util.UUID;
 import org.glassfish.grizzly.http.util.HttpStatus;
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Test;
+import org.onap.portalsdk.core.util.SystemProperties;
 import org.onap.vid.client.SyncRestClient;
 import org.onap.vid.controllers.MsoController;
 import org.onap.vid.mso.MsoInterface;
@@ -39,16 +33,30 @@ import org.onap.vid.mso.MsoProperties;
 import org.onap.vid.mso.MsoResponseWrapper;
 import org.onap.vid.mso.MsoResponseWrapperInterface;
 import org.onap.vid.mso.RestObject;
+import org.springframework.test.context.ContextConfiguration;
 
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Properties;
+import java.util.UUID;
+
+import static org.onap.vid.controllers.MsoController.SVC_INSTANCE_ID;
+import static org.onap.vid.controllers.MsoController.VNF_INSTANCE_ID;
+
+@ContextConfiguration(classes = {SystemProperties.class})
 public class MsoRestClientNewTest {
 
     private static StubServer server;
     private static StubServer securedServer;
     private static Properties props = new Properties();
     private static String msoCreateServiceInstanceJson;
+    private static String msoScaleOutVfModule;
     private final static String CREATE_INSTANCE_RESPONSE_STR =
-        "{\"requestReferences\":{\"instanceId\":\"baa13544-0e95-4644-9565-9a198a29a294\","
-            + "\"requestId\":\"a42a1a35-3d63-4629-bbe0-4989fa7414cb\"}}";
+            "{\"requestReferences\":{\"instanceId\":\"baa13544-0e95-4644-9565-9a198a29a294\","
+                    + "\"requestId\":\"a42a1a35-3d63-4629-bbe0-4989fa7414cb\"}}";
     private final static String SERVICE_INSTANCE_ID = "12345";
     private static final String SAMPLE_VNF_INSTANCE_ID = "111";
     private static final String SAMPLE_VNF_MODULE_ID = "987";
@@ -63,15 +71,19 @@ public class MsoRestClientNewTest {
         securedServer = new StubServer().secured().run();
 
         Path resourceDirectory =
-            Paths.get("src", "test", "resources", "WEB-INF", "conf", "system.properties");
-        try(InputStream is = Files.newInputStream(resourceDirectory)) {
+                Paths.get("src", "test", "resources", "WEB-INF", "conf", "system.properties");
+        try (InputStream is = Files.newInputStream(resourceDirectory)) {
             props.load(is);
         }
 
         Path msoServiceInstantiationJsonFilePath =
-            Paths.get("src", "test", "resources", "payload_jsons", "mso_service_instantiation.json");
+                Paths.get("src", "test", "resources", "payload_jsons", "mso_service_instantiation.json");
+
+        Path scaleOutJsonFilePath = Paths.get("src", "test", "resources", "payload_jsons", "scaleOutVfModulePayloadToMso.json");
         msoCreateServiceInstanceJson =
-            String.join("\n", Files.readAllLines(msoServiceInstantiationJsonFilePath));
+                String.join("\n", Files.readAllLines(msoServiceInstantiationJsonFilePath));
+        msoScaleOutVfModule = String.join("\n", Files.readAllLines(scaleOutJsonFilePath));
+
     }
 
     @AfterClass
@@ -89,11 +101,11 @@ public class MsoRestClientNewTest {
     public void testCreateSvcInstance() throws Exception {
         String endpoint = props.getProperty(MsoProperties.MSO_REST_API_CONFIGURATIONS);
         endpoint = endpoint.replace(MsoController.SVC_INSTANCE_ID, SERVICE_INSTANCE_ID);
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            endpoint,
-            HttpStatus.ACCEPTED_202,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                endpoint,
+                HttpStatus.ACCEPTED_202,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executePost(msoCreateServiceInstanceJson, msoRestClient()::createSvcInstance);
         }
     }
@@ -102,12 +114,12 @@ public class MsoRestClientNewTest {
     public void testCreateVnf() throws Exception {
         String endpoint = props.getProperty(MsoProperties.MSO_REST_API_VNF_INSTANCE);
         endpoint = endpoint.replace(MsoController.SVC_INSTANCE_ID, SERVICE_INSTANCE_ID);
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            endpoint,
-            HttpStatus.ACCEPTED_202,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
-            
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                endpoint,
+                HttpStatus.ACCEPTED_202,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
+
             closure.executePost(msoCreateServiceInstanceJson, msoRestClient()::createVnf);
         }
     }
@@ -116,11 +128,11 @@ public class MsoRestClientNewTest {
     public void testCreateNwInstance() throws Exception {
         String endpoint = props.getProperty(MsoProperties.MSO_REST_API_NETWORK_INSTANCE);
         String nw_endpoint = endpoint.replaceFirst(MsoController.SVC_INSTANCE_ID, SERVICE_INSTANCE_ID);
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            nw_endpoint,
-            HttpStatus.ACCEPTED_202,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                nw_endpoint,
+                HttpStatus.ACCEPTED_202,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executePost(msoCreateServiceInstanceJson, msoRestClient()::createNwInstance);
         }
     }
@@ -130,11 +142,11 @@ public class MsoRestClientNewTest {
         String endpoint = props.getProperty(MsoProperties.MSO_REST_API_VOLUME_GROUP_INSTANCE);
         String vnf_endpoint = endpoint.replaceFirst(MsoController.SVC_INSTANCE_ID, SERVICE_INSTANCE_ID);
         vnf_endpoint = vnf_endpoint.replaceFirst(MsoController.VNF_INSTANCE_ID, SAMPLE_VNF_INSTANCE_ID);
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            vnf_endpoint,
-            HttpStatus.ACCEPTED_202,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                vnf_endpoint,
+                HttpStatus.ACCEPTED_202,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executePost(msoCreateServiceInstanceJson, msoRestClient()::createVolumeGroupInstance);
         }
     }
@@ -144,14 +156,14 @@ public class MsoRestClientNewTest {
         String endpoint = props.getProperty(MsoProperties.MSO_REST_API_VF_MODULE_INSTANCE);
         String partial_endpoint = endpoint.replaceFirst(MsoController.SVC_INSTANCE_ID, SERVICE_INSTANCE_ID);
         String vf_module_endpoint =
-            partial_endpoint.replaceFirst(MsoController.VNF_INSTANCE_ID, SAMPLE_VNF_INSTANCE_ID);
+                partial_endpoint.replaceFirst(MsoController.VNF_INSTANCE_ID, SAMPLE_VNF_INSTANCE_ID);
 
 
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            vf_module_endpoint,
-            HttpStatus.ACCEPTED_202,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                vf_module_endpoint,
+                HttpStatus.ACCEPTED_202,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executePost(msoCreateServiceInstanceJson, msoRestClient()::createVfModuleInstance);
         }
     }
@@ -177,11 +189,11 @@ public class MsoRestClientNewTest {
         endpoint = endpoint.replaceFirst(MsoController.SVC_INSTANCE_ID, SERVICE_INSTANCE_ID);
 
 
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            endpoint,
-            HttpStatus.NO_CONTENT_204,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                endpoint,
+                HttpStatus.NO_CONTENT_204,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executeDelete(msoCreateServiceInstanceJson, msoRestClient()::deleteSvcInstance);
         }
     }
@@ -191,11 +203,11 @@ public class MsoRestClientNewTest {
         String endpoint = props.getProperty(MsoProperties.MSO_REST_API_VNF_INSTANCE);
         endpoint = endpoint.replaceFirst(MsoController.SVC_INSTANCE_ID, SERVICE_INSTANCE_ID);
 
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            endpoint,
-            HttpStatus.NO_CONTENT_204,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                endpoint,
+                HttpStatus.NO_CONTENT_204,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executeDelete(msoCreateServiceInstanceJson, msoRestClient()::deleteVnf);
         }
     }
@@ -207,11 +219,11 @@ public class MsoRestClientNewTest {
         String vf_modules_endpoint = part_endpoint.replaceFirst(MsoController.VNF_INSTANCE_ID, SAMPLE_VNF_INSTANCE_ID);
         String delete_vf_endpoint = vf_modules_endpoint + '/' + SAMPLE_VNF_MODULE_ID;
 
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            delete_vf_endpoint,
-            HttpStatus.NO_CONTENT_204,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                delete_vf_endpoint,
+                HttpStatus.NO_CONTENT_204,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executeDelete(msoCreateServiceInstanceJson, msoRestClient()::deleteVfModule);
         }
     }
@@ -223,11 +235,11 @@ public class MsoRestClientNewTest {
         String vnf_endpoint = svc_endpoint.replaceFirst(MsoController.VNF_INSTANCE_ID, SAMPLE_VNF_INSTANCE_ID);
         String delete_volume_group_endpoint = vnf_endpoint + "/" + SAMPLE_VNF_MODULE_ID;
 
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            delete_volume_group_endpoint,
-            HttpStatus.NO_CONTENT_204,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                delete_volume_group_endpoint,
+                HttpStatus.NO_CONTENT_204,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executeDelete(msoCreateServiceInstanceJson, msoRestClient()::deleteVolumeGroupInstance);
         }
     }
@@ -410,11 +422,11 @@ public class MsoRestClientNewTest {
         String serviceEndpoint = props.getProperty(MsoProperties.MSO_REST_API_SVC_INSTANCE);
         String removeRelationshipsPath = serviceEndpoint + "/" + SERVICE_INSTANCE_ID + "/removeRelationships";
 
-        try(MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
-            server,
-            removeRelationshipsPath,
-            HttpStatus.ACCEPTED_202,
-            CREATE_INSTANCE_RESPONSE_STR,CREATE_INSTANCE_RESPONSE_STR)) {
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                removeRelationshipsPath,
+                HttpStatus.ACCEPTED_202,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
             closure.executePost(msoCreateServiceInstanceJson, msoRestClient()::removeRelationshipFromServiceInstance);
         }
     }
@@ -433,6 +445,20 @@ public class MsoRestClientNewTest {
         } catch (Exception e) {
         }
     }
+    @Test
+    public void testScaleOutVfModule() throws IOException {
+        String serviceEndpoint = props.getProperty(MsoProperties.MSO_REST_API_VF_MODULE_SCALE_OUT);
+        String partial_endpoint = serviceEndpoint.replaceFirst(SVC_INSTANCE_ID, SERVICE_INSTANCE_ID);
+        String vf_module_endpoint = partial_endpoint.replaceFirst(VNF_INSTANCE_ID, SAMPLE_VNF_INSTANCE_ID);
+        try (MsoRestClientTestUtil closure = new MsoRestClientTestUtil(
+                server,
+                vf_module_endpoint,
+                HttpStatus.ACCEPTED_202,
+                CREATE_INSTANCE_RESPONSE_STR, CREATE_INSTANCE_RESPONSE_STR)) {
+            closure.executePostCall(msoScaleOutVfModule, msoRestClient()::scaleOutVFModuleInstance);
+        }
+
+    }
 
     private MsoRestClientNew msoRestClient() {
         return new MsoRestClientNew(new SyncRestClient(MsoInterface.objectMapper()), baseUrl());
diff --git a/vid-app-common/src/test/java/org/onap/vid/mso/rest/MsoRestClientTestUtil.java b/vid-app-common/src/test/java/org/onap/vid/mso/rest/MsoRestClientTestUtil.java
index e8f556999..c81fa16fd 100644
--- a/vid-app-common/src/test/java/org/onap/vid/mso/rest/MsoRestClientTestUtil.java
+++ b/vid-app-common/src/test/java/org/onap/vid/mso/rest/MsoRestClientTestUtil.java
@@ -20,11 +20,13 @@ import java.util.function.BiFunction;
 import java.util.function.Function;
 import javax.ws.rs.core.HttpHeaders;
 import javax.ws.rs.core.MediaType;
+
 import org.glassfish.grizzly.http.Method;
 import org.glassfish.grizzly.http.util.HttpStatus;
 import org.json.JSONObject;
 import org.junit.Assert;
 import org.onap.portalsdk.core.util.SystemProperties;
+import org.onap.vid.changeManagement.RequestDetailsWrapper;
 import org.onap.vid.mso.MsoResponseWrapper;
 
 class MsoRestClientTestUtil implements AutoCloseable {
@@ -60,6 +62,21 @@ class MsoRestClientTestUtil implements AutoCloseable {
     verifyServer(server, endpoint, Method.POST);
 
   }
+  void executePostCall(String jsonPayload, BiFunction<RequestDetailsWrapper, String, MsoResponseWrapper> func) throws IOException {
+    whenHttp(server)
+            .match(post(endpoint))
+            .then(status(expectedStatus), jsonContent(responsePayload), contentType(MediaType.APPLICATION_JSON));
+
+    RequestDetailsWrapper  sampleRequestDetails =
+            new ObjectMapper().readValue(jsonPayload, RequestDetailsWrapper.class);
+
+    MsoResponseWrapper response = func.apply(sampleRequestDetails, endpoint);
+    JSONObject actualJson = new JSONObject(response.getEntity());
+
+    Assert.assertEquals(expectedStatus.getStatusCode(), response.getStatus());
+    Assert.assertEquals(expectedResponseStr, actualJson.toString());
+    verifyServer(server, endpoint, Method.POST);
+  }
 
   void executeDelete(String jsonPayload, BiFunction<RequestDetails, String, MsoResponseWrapper> func)
       throws IOException {