Roll to Istanbul release version
[sdnc/northbound.git] / vnfapi / provider / src / test / java / org / onap / sdnc / vnfapi / VnfapiProviderTestBase.java
diff --git a/vnfapi/provider/src/test/java/org/onap/sdnc/vnfapi/VnfapiProviderTestBase.java b/vnfapi/provider/src/test/java/org/onap/sdnc/vnfapi/VnfapiProviderTestBase.java
deleted file mode 100644 (file)
index 9234604..0000000
+++ /dev/null
@@ -1,1416 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * openECOMP : SDN-C
- * ================================================================================
- * Copyright (C) 2017 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 org.onap.sdnc.vnfapi;
-
-import com.google.common.base.Optional;
-import com.google.common.util.concurrent.CheckedFuture;
-import org.junit.After;
-import org.junit.Assert;
-import org.junit.Before;
-import org.junit.Rule;
-import org.junit.Test;
-import org.mockito.Mock;
-import org.mockito.junit.MockitoJUnit;
-import org.mockito.junit.MockitoRule;
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
-import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
-import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
-import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
-import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
-import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
-import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
-import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.NetworkTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.NetworkTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadNetworkTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadNetworkTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVfModuleTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVfModuleTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVfModules;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVnfInstanceTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVnfInstanceTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVnfInstances;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVnfTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVnfTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.PreloadVnfs;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VNFAPIService;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VfModuleTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VfModuleTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VfModules;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VnfInstanceTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VnfInstanceTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VnfInstances;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VnfTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.VnfTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.Vnfs;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.network.request.information.NetworkRequestInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.network.topology.identifier.NetworkTopologyIdentifier;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.network.topology.information.NetworkTopologyInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.preload.data.PreloadData;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.preload.data.PreloadDataBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.preload.model.information.VnfPreloadList;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.preload.vf.module.model.information.VfModulePreloadList;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.preload.vnf.instance.model.information.VnfInstancePreloadList;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.request.information.RequestInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.sdnc.request.header.SdncRequestHeader;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.service.data.ServiceData;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.service.data.ServiceDataBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.service.information.ServiceInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.service.status.ServiceStatus;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.service.status.ServiceStatusBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vf.module.identifiers.VfModuleIdentifiers;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vf.module.model.infrastructure.VfModuleList;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vf.module.preload.data.VfModulePreloadData;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vf.module.preload.data.VfModulePreloadDataBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vf.module.request.information.VfModuleRequestInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vf.module.service.data.VfModuleServiceData;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vf.module.service.data.VfModuleServiceDataBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vf.module.topology.information.VfModuleTopologyInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.instance.identifiers.VnfInstanceIdentifiers;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.instance.model.infrastructure.VnfInstanceList;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.instance.preload.data.VnfInstancePreloadData;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.instance.preload.data.VnfInstancePreloadDataBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.instance.request.information.VnfInstanceRequestInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.instance.service.data.VnfInstanceServiceData;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.instance.service.data.VnfInstanceServiceDataBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.instance.topology.information.VnfInstanceTopologyInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.model.infrastructure.VnfList;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.model.infrastructure.VnfListKey;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.request.information.VnfRequestInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.topology.identifier.VnfTopologyIdentifier;
-import org.opendaylight.yang.gen.v1.org.onap.sdnctl.vnf.rev150720.vnf.topology.information.VnfTopologyInformation;
-import org.opendaylight.yangtools.yang.binding.DataObject;
-import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
-import org.opendaylight.yangtools.yang.common.RpcResult;
-import org.powermock.reflect.Whitebox;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.LinkedList;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Future;
-
-import static org.mockito.Matchers.any;
-import static org.mockito.Matchers.eq;
-import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.spy;
-import static org.mockito.Mockito.times;
-import static org.mockito.Mockito.verify;
-
-public class VnfapiProviderTestBase {
-    @Rule public MockitoRule rule = MockitoJUnit.rule();
-
-    @Mock private DataBroker dataBroker;
-    @Mock private NotificationPublishService notificationPublishService;
-    @Mock private RpcProviderRegistry rpcProviderRegistry;
-    @Mock private VNFSDNSvcLogicServiceClient vnfsdnSvcLogicServiceClient;
-    @Mock private ReadWriteTransaction readWriteTransactionInCreateContainer;
-    @Mock private ReadWriteTransaction readWriteTransactionInDataChanged;
-    @Mock private CheckedFuture<Void, TransactionCommitFailedException> checkedFuture;
-
-    private VnfApiProvider vnfapiProvider;
-    private String vfModuleName;
-    private String vfModuleModelId;
-    private String vnfInstanceId;
-    private String vnfInstanceName;
-    private String vnfModelId;
-    private String svcRequestId;
-    private String serviceInstanceId;
-    private String vnfName;
-    private String vnfType;
-    private String vfModuleId;
-
-    @Before public void setUp() throws Exception {
-        doReturn(readWriteTransactionInCreateContainer).when(dataBroker).newReadWriteTransaction();
-        doReturn(checkedFuture).when(readWriteTransactionInCreateContainer).submit();
-        // mock readOnlyTransaction
-        ReadOnlyTransaction readOnlyTransaction = mock(ReadOnlyTransaction.class);
-        doReturn(readOnlyTransaction).when(dataBroker).newReadOnlyTransaction();
-        doReturn(checkedFuture).when(readOnlyTransaction).read(any(), any());
-        // mock writeTransaction
-        WriteTransaction writeTransaction = mock(WriteTransaction.class);
-        doReturn(writeTransaction).when(dataBroker).newWriteOnlyTransaction();
-        doReturn(checkedFuture).when(writeTransaction).submit();
-
-        vnfapiProvider = spy(new VnfApiProvider(dataBroker, notificationPublishService, rpcProviderRegistry,
-            vnfsdnSvcLogicServiceClient));
-    }
-
-    @After public void tearDown() throws Exception {
-
-    }
-
-    @Test public void close() throws Exception {
-        ExecutorService executor = Whitebox.getInternalState(vnfapiProvider, "executor");
-        BindingAwareBroker.RpcRegistration<VNFAPIService> vnfapiServiceRpcRegistration =
-            mock(BindingAwareBroker.RpcRegistration.class);
-        vnfapiProvider.rpcRegistration = vnfapiServiceRpcRegistration;
-
-        vnfapiProvider.close();
-
-        Assert.assertTrue(executor.isShutdown());
-        verify(vnfapiServiceRpcRegistration, times(1)).close();
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getVnfInstanceRequestInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vnfInstanceTopologyOperationErrorOne() throws Exception {
-        VnfInstanceTopologyOperationInput vnfInstanceTopologyOperationInput =
-            mock(VnfInstanceTopologyOperationInput.class);
-        doReturn(null).when(vnfInstanceTopologyOperationInput).getVnfInstanceRequestInformation();
-
-        Future<RpcResult<VnfInstanceTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfInstanceTopologyOperation(vnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vnf-instance-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>viid == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vnfInstanceTopologyOperationErrorTwo() throws Exception {
-        vnfInstanceId = "";
-        vnfInstanceName = "vnf-instance-name";
-        vnfModelId = "vnf-model-id";
-        VnfInstanceTopologyOperationInput vnfInstanceTopologyOperationInput =
-            mock(VnfInstanceTopologyOperationInput.class);
-        VnfInstanceRequestInformation vnfInstanceRequestInformation = mock(VnfInstanceRequestInformation.class);
-        doReturn(vnfInstanceName).when(vnfInstanceRequestInformation).getVnfInstanceName();
-        doReturn(vnfModelId).when(vnfInstanceRequestInformation).getVnfModelId();
-        doReturn(vnfInstanceId).when(vnfInstanceRequestInformation).getVnfInstanceId();
-        doReturn(vnfInstanceRequestInformation).when(vnfInstanceTopologyOperationInput)
-            .getVnfInstanceRequestInformation();
-
-        Future<RpcResult<VnfInstanceTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfInstanceTopologyOperation(vnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vnf-instance-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>svcLogicClient.hasGraph("VNF-API",SVC_OPERATION,null,"sync" = false</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vnfInstanceTopologyOperationErrorThree() throws Exception {
-        vnfInstanceId = "vnf-instance-id";
-        vnfInstanceName = "vnf-instance-name";
-        vnfModelId = "vnf-model-id";
-        svcRequestId = "svc-request-id";
-
-        VnfInstanceTopologyOperationInput vnfInstanceTopologyOperationInput =
-            mock(VnfInstanceTopologyOperationInput.class);
-        VnfInstanceRequestInformation vnfInstanceRequestInformation = mock(VnfInstanceRequestInformation.class);
-        doReturn(vnfInstanceId).when(vnfInstanceRequestInformation).getVnfInstanceId();
-        doReturn(vnfInstanceName).when(vnfInstanceRequestInformation).getVnfInstanceName();
-        doReturn(vnfModelId).when(vnfInstanceRequestInformation).getVnfModelId();
-        doReturn(vnfInstanceRequestInformation).when(vnfInstanceTopologyOperationInput)
-            .getVnfInstanceRequestInformation();
-
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(vnfInstanceTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-
-        Future<RpcResult<VnfInstanceTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfInstanceTopologyOperation(vnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("503", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertTrue(
-            rpcResultFuture.get().getResult().getResponseMessage().contains("No service logic active for VNF-API"));
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void vnfInstanceTopologyOperationSuccess() throws Exception {
-        vnfInstanceId = "vnf-instance-id";
-        vnfInstanceName = "vnf-instance-name";
-        vnfModelId = "vnf-model-id";
-        svcRequestId = "svc-request-id";
-
-        VnfInstanceTopologyOperationInput vnfInstanceTopologyOperationInput =
-            mock(VnfInstanceTopologyOperationInput.class);
-        VnfInstanceRequestInformation vnfInstanceRequestInformation = mock(VnfInstanceRequestInformation.class);
-        doReturn(vnfInstanceId).when(vnfInstanceRequestInformation).getVnfInstanceId();
-        doReturn(vnfInstanceName).when(vnfInstanceRequestInformation).getVnfInstanceName();
-        doReturn(vnfModelId).when(vnfInstanceRequestInformation).getVnfModelId();
-        doReturn(vnfInstanceRequestInformation).when(vnfInstanceTopologyOperationInput)
-            .getVnfInstanceRequestInformation();
-
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(vnfInstanceTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-        doReturn(SdncRequestHeader.SvcAction.Activate).when(sdncRequestHeader).getSvcAction();
-        ReadOnlyTransaction readOnlyTransaction = mock(ReadOnlyTransaction.class);
-        doReturn(readOnlyTransaction).when(dataBroker).newReadOnlyTransaction();
-        doReturn(checkedFuture).when(readOnlyTransaction).read(any(), any());
-        WriteTransaction writeTransaction = mock(WriteTransaction.class);
-        doReturn(writeTransaction).when(dataBroker).newWriteOnlyTransaction();
-        doReturn(checkedFuture).when(writeTransaction).submit();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-
-        Future<RpcResult<VnfInstanceTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfInstanceTopologyOperation(vnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("200", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals(null, rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getVfModuleTopologyInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vfModuleTopologyOperationErrorOne() throws Exception {
-        VfModuleTopologyOperationInput vfModuleTopologyOperationInput = mock(VfModuleTopologyOperationInput.class);
-        doReturn(null).when(vfModuleTopologyOperationInput).getVfModuleRequestInformation();
-        Future<RpcResult<VfModuleTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vfModuleTopologyOperation(vfModuleTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vf-module-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>vfid = ""</code>
-     * And
-     * <p>
-     * <code>viid = ""</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vfModuleTopologyOperationErrorTwo() throws Exception {
-        // vifd = ""
-        vfModuleName = "vfModuleName";
-        vfModuleModelId = "vfModuleModelId";
-        vfModuleId = "";
-        vnfInstanceId = "";
-        VfModuleTopologyOperationInput vfModuleTopologyOperationInput = mock(VfModuleTopologyOperationInput.class);
-        VfModuleRequestInformation vfModuleRequestInformation = mock(VfModuleRequestInformation.class);
-        doReturn(vfModuleRequestInformation).when(vfModuleTopologyOperationInput).getVfModuleRequestInformation();
-        VfModuleIdentifiers vfModuleIdentifiers = mock(VfModuleIdentifiers.class);
-        doReturn(vfModuleName).when(vfModuleIdentifiers).getVfModuleName();
-        doReturn(vfModuleModelId).when(vfModuleIdentifiers).getVfModuleModelId();
-        doReturn(vfModuleId).when(vfModuleRequestInformation).getVfModuleId();
-
-        Future<RpcResult<VfModuleTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vfModuleTopologyOperation(vfModuleTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vf-module-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-
-        // viid = ""
-        vfModuleId = "vfModuleId";
-        doReturn(vfModuleId).when(vfModuleRequestInformation).getVfModuleId();
-        doReturn(vnfInstanceId).when(vfModuleRequestInformation).getVnfInstanceId();
-        rpcResultFuture = vnfapiProvider.vfModuleTopologyOperation(vfModuleTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vnf-instance-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>svcLogicClient.hasGraph("VNF-API", SVC_OPERATION, null, "sync") = false</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vfModuleTopologyOperationErrorThree() throws Exception {
-        // vifd = ""
-        vfModuleName = "vfModuleName";
-        vfModuleModelId = "vfModuleModelId";
-        vfModuleId = "vfModuleId";
-        vnfInstanceId = "vnfInstanceId";
-        VfModuleTopologyOperationInput vfModuleTopologyOperationInput = mock(VfModuleTopologyOperationInput.class);
-        VfModuleRequestInformation vfModuleRequestInformation = mock(VfModuleRequestInformation.class);
-        doReturn(vfModuleRequestInformation).when(vfModuleTopologyOperationInput).getVfModuleRequestInformation();
-        VfModuleIdentifiers vfModuleIdentifiers = mock(VfModuleIdentifiers.class);
-        doReturn(vfModuleName).when(vfModuleIdentifiers).getVfModuleName();
-        doReturn(vfModuleModelId).when(vfModuleIdentifiers).getVfModuleModelId();
-        doReturn(vfModuleId).when(vfModuleRequestInformation).getVfModuleId();
-        doReturn(vnfInstanceId).when(vfModuleRequestInformation).getVnfInstanceId();
-        // mock sdncRequestHeader
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(vfModuleTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-
-        Future<RpcResult<VfModuleTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vfModuleTopologyOperation(vfModuleTopologyOperationInput);
-
-        Assert.assertEquals("503", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertTrue(
-            rpcResultFuture.get().getResult().getResponseMessage().contains("No service logic active for VNF-API"));
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void vfModuleTopologyOperationSuccess() throws Exception {
-        vfModuleName = "vfModuleName";
-        vfModuleModelId = "vfModuleModelId";
-        vfModuleId = "vfModuleId";
-        vnfInstanceId = "vnfInstanceId";
-        VfModuleTopologyOperationInput vfModuleTopologyOperationInput = mock(VfModuleTopologyOperationInput.class);
-        VfModuleRequestInformation vfModuleRequestInformation = mock(VfModuleRequestInformation.class);
-        doReturn(vfModuleRequestInformation).when(vfModuleTopologyOperationInput).getVfModuleRequestInformation();
-        VfModuleIdentifiers vfModuleIdentifiers = mock(VfModuleIdentifiers.class);
-        doReturn(vfModuleName).when(vfModuleIdentifiers).getVfModuleName();
-        doReturn(vfModuleModelId).when(vfModuleIdentifiers).getVfModuleModelId();
-        doReturn(vfModuleId).when(vfModuleRequestInformation).getVfModuleId();
-        doReturn(vnfInstanceId).when(vfModuleRequestInformation).getVnfInstanceId();
-        // mock sdncRequestHeader
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(vfModuleTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-
-        Future<RpcResult<VfModuleTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vfModuleTopologyOperation(vfModuleTopologyOperationInput);
-
-        Assert.assertEquals("200", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals(null, rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getServiceInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vnfTopologyOperationErrorOne() throws Exception {
-        VnfTopologyOperationInput vnfTopologyOperationInput = mock(VnfTopologyOperationInput.class);
-        doReturn(null).when(vnfTopologyOperationInput).getServiceInformation();
-
-        Future<RpcResult<VnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfTopologyOperation(vnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty service-instance-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getVnfRequestInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vnfTopologyOperationErrorTwo() throws Exception {
-        serviceInstanceId = "serviceInstanceId";
-        VnfTopologyOperationInput vnfTopologyOperationInput = mock(VnfTopologyOperationInput.class);
-        ServiceInformation serviceInformation = mock(ServiceInformation.class);
-        doReturn(serviceInformation).when(vnfTopologyOperationInput).getServiceInformation();
-        doReturn(serviceInstanceId).when(serviceInformation).getServiceInstanceId();
-
-        Future<RpcResult<VnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfTopologyOperation(vnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vf-module-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>svcLogicClient.hasGraph("VNF-API", SVC_OPERATION, null, "sync") == false</code>
-     *
-     * @throws Exception
-     */
-    @Test public void vnfTopologyOperationErrorThree() throws Exception {
-        serviceInstanceId = "serviceInstanceId";
-        String vnfId = "vnfId";
-        VnfTopologyOperationInput vnfTopologyOperationInput = mock(VnfTopologyOperationInput.class);
-        ServiceInformation serviceInformation = mock(ServiceInformation.class);
-        doReturn(serviceInformation).when(vnfTopologyOperationInput).getServiceInformation();
-        doReturn(serviceInstanceId).when(serviceInformation).getServiceInstanceId();
-
-        VnfRequestInformation vnfRequestInformation = mock(VnfRequestInformation.class);
-        doReturn(vnfRequestInformation).when(vnfTopologyOperationInput).getVnfRequestInformation();
-        doReturn(vnfId).when(vnfRequestInformation).getVnfId();
-
-        Future<RpcResult<VnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfTopologyOperation(vnfTopologyOperationInput);
-
-        Assert.assertEquals("503", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertTrue(
-            rpcResultFuture.get().getResult().getResponseMessage().contains("No service logic active for VNF-API"));
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void vnfTopologyOperationSuccess() throws Exception {
-        serviceInstanceId = "serviceInstanceId";
-        String vnfId = "vnfId";
-        VnfTopologyOperationInput vnfTopologyOperationInput = mock(VnfTopologyOperationInput.class);
-        ServiceInformation serviceInformation = mock(ServiceInformation.class);
-        doReturn(serviceInformation).when(vnfTopologyOperationInput).getServiceInformation();
-        doReturn(serviceInstanceId).when(serviceInformation).getServiceInstanceId();
-
-        VnfRequestInformation vnfRequestInformation = mock(VnfRequestInformation.class);
-        doReturn(vnfRequestInformation).when(vnfTopologyOperationInput).getVnfRequestInformation();
-        doReturn(vnfId).when(vnfRequestInformation).getVnfId();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-
-        Future<RpcResult<VnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfTopologyOperation(vnfTopologyOperationInput);
-
-        Assert.assertEquals("200", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals(null, rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getServiceInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void networkTopologyOperationErrorOne() throws Exception {
-        VnfTopologyOperationInput vnfTopologyOperationInput = mock(VnfTopologyOperationInput.class);
-        doReturn(null).when(vnfTopologyOperationInput).getServiceInformation();
-
-        Future<RpcResult<VnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.vnfTopologyOperation(vnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty service-instance-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getNetworkRequestInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void networkTopologyOperationErrorTwo() throws Exception {
-        serviceInstanceId = "serviceInstanceId";
-        NetworkTopologyOperationInput networkTopologyOperation = mock(NetworkTopologyOperationInput.class);
-        ServiceInformation serviceInformation = mock(ServiceInformation.class);
-        doReturn(serviceInstanceId).when(serviceInformation).getServiceInstanceId();
-        doReturn(serviceInformation).when(networkTopologyOperation).getServiceInformation();
-
-        Future<RpcResult<NetworkTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.networkTopologyOperation(networkTopologyOperation);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty service-instance-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>svcLogicClient.hasGraph("VNF-API", SVC_OPERATION, null, "sync") == false</code>
-     *
-     * @throws Exception
-     */
-    @Test public void networkTopologyOperationErrorThree() throws Exception {
-        serviceInstanceId = "serviceInstanceId";
-        NetworkTopologyOperationInput networkTopologyOperationInput = mock(NetworkTopologyOperationInput.class);
-        ServiceInformation serviceInformation = mock(ServiceInformation.class);
-        doReturn(serviceInstanceId).when(serviceInformation).getServiceInstanceId();
-        doReturn(serviceInformation).when(networkTopologyOperationInput).getServiceInformation();
-
-        NetworkRequestInformation networkRequestInformation = mock(NetworkRequestInformation.class);
-        doReturn(networkRequestInformation).when(networkTopologyOperationInput).getNetworkRequestInformation();
-        doReturn("NetworkName").when(networkRequestInformation).getNetworkName();
-
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(SdncRequestHeader.SvcAction.Assign).when(sdncRequestHeader).getSvcAction();
-        doReturn(sdncRequestHeader).when(networkTopologyOperationInput).getSdncRequestHeader();
-
-        Future<RpcResult<NetworkTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.networkTopologyOperation(networkTopologyOperationInput);
-
-        Assert.assertEquals("503", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertTrue(
-            rpcResultFuture.get().getResult().getResponseMessage().contains("No service logic active for VNF-API"));
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void networkTopologyOperationSuccess() throws Exception {
-        serviceInstanceId = "serviceInstanceId";
-        NetworkTopologyOperationInput networkTopologyOperationInput = mock(NetworkTopologyOperationInput.class);
-        ServiceInformation serviceInformation = mock(ServiceInformation.class);
-        doReturn(serviceInstanceId).when(serviceInformation).getServiceInstanceId();
-        doReturn(serviceInformation).when(networkTopologyOperationInput).getServiceInformation();
-        //mock networkRequestInformation
-        NetworkRequestInformation networkRequestInformation = mock(NetworkRequestInformation.class);
-        doReturn(networkRequestInformation).when(networkTopologyOperationInput).getNetworkRequestInformation();
-        doReturn("NetworkName").when(networkRequestInformation).getNetworkName();
-        //mock sdncRequestHeader
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(SdncRequestHeader.SvcAction.Assign).when(sdncRequestHeader).getSvcAction();
-        doReturn(sdncRequestHeader).when(networkTopologyOperationInput).getSdncRequestHeader();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-
-        Future<RpcResult<NetworkTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.networkTopologyOperation(networkTopologyOperationInput);
-
-        Assert.assertEquals("200", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals(null, rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getVnfTopologyInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVnfTopologyOperationErrorOne() throws Exception {
-        PreloadVnfTopologyOperationInput preloadVnfTopologyOperationInput =
-            mock(PreloadVnfTopologyOperationInput.class);
-        doReturn(null).when(preloadVnfTopologyOperationInput).getVnfTopologyInformation();
-
-        Future<RpcResult<PreloadVnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVnfTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vnf-name or vnf-type",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>preload_name.length() == 0</code>
-     * And
-     * <code>preload_type.length() == 0</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVnfTopologyOperationErrorTwo() throws Exception {
-        // preload_name.length() == 0
-        vnfName = "";
-        vnfType = "vfModuleModelId";
-        PreloadVnfTopologyOperationInput preloadVnfTopologyOperationInput =
-            mock(PreloadVnfTopologyOperationInput.class);
-        doReturn(null).when(preloadVnfTopologyOperationInput).getVnfTopologyInformation();
-
-        VnfTopologyInformation vnfTopologyInformation = mock(VnfTopologyInformation.class);
-        doReturn(vnfTopologyInformation).when(preloadVnfTopologyOperationInput).getVnfTopologyInformation();
-        VnfTopologyIdentifier vnfTopologyIdentifier = mock(VnfTopologyIdentifier.class);
-        doReturn(vnfName).when(vnfTopologyIdentifier).getVnfName();
-        doReturn(vnfType).when(vnfTopologyIdentifier).getVnfType();
-        doReturn(vnfTopologyIdentifier).when(vnfTopologyInformation).getVnfTopologyIdentifier();
-
-        Future<RpcResult<PreloadVnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVnfTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, invalid preload-name",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-
-        // preload_type.length() == 0
-        vnfName = "vnfName";
-        vnfType = "";
-        doReturn(vnfName).when(vnfTopologyIdentifier).getVnfName();
-        doReturn(vnfType).when(vnfTopologyIdentifier).getVnfType();
-
-        rpcResultFuture = vnfapiProvider.preloadVnfTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, invalid preload-type",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <code>svcLogicClient.hasGraph("VNF-API", SVC_OPERATION, null, "sync") = false</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVnfTopologyOperationErrorThree() throws Exception {
-        // preload_name.length() == 0
-        vnfName = "vnfName";
-        vnfType = "vfModuleModelId";
-        PreloadVnfTopologyOperationInput preloadVnfTopologyOperationInput =
-            mock(PreloadVnfTopologyOperationInput.class);
-        doReturn(null).when(preloadVnfTopologyOperationInput).getVnfTopologyInformation();
-
-        VnfTopologyInformation vnfTopologyInformation = mock(VnfTopologyInformation.class);
-        doReturn(vnfTopologyInformation).when(preloadVnfTopologyOperationInput).getVnfTopologyInformation();
-        VnfTopologyIdentifier vnfTopologyIdentifier = mock(VnfTopologyIdentifier.class);
-        doReturn(vnfName).when(vnfTopologyIdentifier).getVnfName();
-        doReturn(vnfType).when(vnfTopologyIdentifier).getVnfType();
-        doReturn(vnfTopologyIdentifier).when(vnfTopologyInformation).getVnfTopologyIdentifier();
-
-        Future<RpcResult<PreloadVnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVnfTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("503", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertTrue(
-            rpcResultFuture.get().getResult().getResponseMessage().contains("No service logic active for VNF-API"));
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVnfTopologyOperationSuccess() throws Exception {
-        // preload_name.length() == 0
-        vnfName = "vnfName";
-        vnfType = "vfModuleModelId";
-        PreloadVnfTopologyOperationInput preloadVnfTopologyOperationInput =
-            mock(PreloadVnfTopologyOperationInput.class);
-        doReturn(null).when(preloadVnfTopologyOperationInput).getVnfTopologyInformation();
-
-        VnfTopologyInformation vnfTopologyInformation = mock(VnfTopologyInformation.class);
-        doReturn(vnfTopologyInformation).when(preloadVnfTopologyOperationInput).getVnfTopologyInformation();
-        VnfTopologyIdentifier vnfTopologyIdentifier = mock(VnfTopologyIdentifier.class);
-        doReturn(vnfName).when(vnfTopologyIdentifier).getVnfName();
-        doReturn(vnfType).when(vnfTopologyIdentifier).getVnfType();
-        doReturn(vnfTopologyIdentifier).when(vnfTopologyInformation).getVnfTopologyIdentifier();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-
-        Future<RpcResult<PreloadVnfTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVnfTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("200", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals(null, rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getVnfInstanceTopologyInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVnfInstanceTopologyOperationErrorOne() throws Exception {
-        PreloadVnfInstanceTopologyOperationInput preloadVnfInstanceTopologyOperationInput =
-            mock(PreloadVnfInstanceTopologyOperationInput.class);
-        doReturn(null).when(preloadVnfInstanceTopologyOperationInput).getVnfInstanceTopologyInformation();
-        Future<RpcResult<PreloadVnfInstanceTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVnfInstanceTopologyOperation(preloadVnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vnf-instance-name or vnf-model-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>preload_name = ""</code>
-     * And
-     * <code>preload_type = ""</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVnfInstanceTopologyOperationErrorTwo() throws Exception {
-        // preload_type = ""
-        vnfInstanceName = "vnfInstanceName";
-        vnfModelId = "";
-        PreloadVnfInstanceTopologyOperationInput preloadVnfInstanceTopologyOperationInput =
-            mock(PreloadVnfInstanceTopologyOperationInput.class);
-        VnfInstanceTopologyInformation vnfInstanceTopologyInformation = mock(VnfInstanceTopologyInformation.class);
-        doReturn(vnfInstanceTopologyInformation).when(preloadVnfInstanceTopologyOperationInput)
-            .getVnfInstanceTopologyInformation();
-        VnfInstanceIdentifiers vnfInstanceIdentifiers = mock(VnfInstanceIdentifiers.class);
-        doReturn(vnfInstanceName).when(vnfInstanceIdentifiers).getVnfInstanceName();
-        doReturn(vnfModelId).when(vnfInstanceIdentifiers).getVnfModelId();
-        doReturn(vnfInstanceIdentifiers).when(vnfInstanceTopologyInformation).getVnfInstanceIdentifiers();
-
-        Future<RpcResult<PreloadVnfInstanceTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVnfInstanceTopologyOperation(preloadVnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, invalid preload-type",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-
-        //preload_name == ""
-        vnfInstanceName = "";
-        vnfModelId = "vnfModelId";
-        doReturn(vnfInstanceName).when(vnfInstanceIdentifiers).getVnfInstanceName();
-        doReturn(vnfModelId).when(vnfInstanceIdentifiers).getVnfModelId();
-
-        rpcResultFuture = vnfapiProvider.preloadVnfInstanceTopologyOperation(preloadVnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, invalid preload-name",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>svcLogicClient.hasGraph("VNF-API", SVC_OPERATION, null, "sync") = false</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVnfInstanceTopologyOperationErrorThree() throws Exception {
-        // preload_type = ""
-        vnfInstanceName = "vnfInstanceName";
-        vnfModelId = "vnfModelId";
-        PreloadVnfInstanceTopologyOperationInput preloadVnfInstanceTopologyOperationInput =
-            mock(PreloadVnfInstanceTopologyOperationInput.class);
-        VnfInstanceTopologyInformation vnfInstanceTopologyInformation = mock(VnfInstanceTopologyInformation.class);
-        doReturn(vnfInstanceTopologyInformation).when(preloadVnfInstanceTopologyOperationInput)
-            .getVnfInstanceTopologyInformation();
-        VnfInstanceIdentifiers vnfInstanceIdentifiers = mock(VnfInstanceIdentifiers.class);
-        doReturn(vnfInstanceName).when(vnfInstanceIdentifiers).getVnfInstanceName();
-        doReturn(vnfModelId).when(vnfInstanceIdentifiers).getVnfModelId();
-        doReturn(vnfInstanceIdentifiers).when(vnfInstanceTopologyInformation).getVnfInstanceIdentifiers();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(preloadVnfInstanceTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-
-        Future<RpcResult<PreloadVnfInstanceTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVnfInstanceTopologyOperation(preloadVnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("503", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertTrue(
-            rpcResultFuture.get().getResult().getResponseMessage().contains("No service logic active for VNF-API"));
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVnfInstanceTopologyOperationSuccess() throws Exception {
-        // preload_type = ""
-        vnfInstanceName = "vnfInstanceName";
-        vnfModelId = "vnfModelId";
-        PreloadVnfInstanceTopologyOperationInput preloadVnfInstanceTopologyOperationInput =
-            mock(PreloadVnfInstanceTopologyOperationInput.class);
-        VnfInstanceTopologyInformation vnfInstanceTopologyInformation = mock(VnfInstanceTopologyInformation.class);
-        doReturn(vnfInstanceTopologyInformation).when(preloadVnfInstanceTopologyOperationInput)
-            .getVnfInstanceTopologyInformation();
-        VnfInstanceIdentifiers vnfInstanceIdentifiers = mock(VnfInstanceIdentifiers.class);
-        doReturn(vnfInstanceName).when(vnfInstanceIdentifiers).getVnfInstanceName();
-        doReturn(vnfModelId).when(vnfInstanceIdentifiers).getVnfModelId();
-        doReturn(vnfInstanceIdentifiers).when(vnfInstanceTopologyInformation).getVnfInstanceIdentifiers();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(preloadVnfInstanceTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-
-        Future<RpcResult<PreloadVnfInstanceTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVnfInstanceTopologyOperation(preloadVnfInstanceTopologyOperationInput);
-
-        Assert.assertEquals("200", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals(null, rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getVfModuleTopologyInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVfModuleTopologyOperationErrorOne() throws Exception {
-        PreloadVfModuleTopologyOperationInput preloadVnfTopologyOperationInput =
-            mock(PreloadVfModuleTopologyOperationInput.class);
-        doReturn(null).when(preloadVnfTopologyOperationInput).getVfModuleTopologyInformation();
-
-        Future<RpcResult<PreloadVfModuleTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVfModuleTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, null or empty vf-module-name or vf-module-model-id",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>preload_name = ""</code>
-     * And
-     * <code>preload_type = ""</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVfModuleTopologyOperationErrorTwo() throws Exception {
-        // preload_name = ""
-        vfModuleName = "";
-        vfModuleModelId = "vfModuleModelId";
-        PreloadVfModuleTopologyOperationInput preloadVnfTopologyOperationInput =
-            mock(PreloadVfModuleTopologyOperationInput.class);
-        VfModuleTopologyInformation vfModuleTopologyInformation = mock(VfModuleTopologyInformation.class);
-        doReturn(vfModuleTopologyInformation).when(preloadVnfTopologyOperationInput).getVfModuleTopologyInformation();
-        VfModuleIdentifiers vfModuleIdentifiers = mock(VfModuleIdentifiers.class);
-        doReturn(vfModuleName).when(vfModuleIdentifiers).getVfModuleName();
-        doReturn(vfModuleModelId).when(vfModuleIdentifiers).getVfModuleModelId();
-        doReturn(vfModuleIdentifiers).when(vfModuleTopologyInformation).getVfModuleIdentifiers();
-
-        Future<RpcResult<PreloadVfModuleTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVfModuleTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, invalid preload-name",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-
-        // preload_type = ""
-        vfModuleName = "vfModuleName";
-        vfModuleModelId = "";
-        doReturn(vfModuleName).when(vfModuleIdentifiers).getVfModuleName();
-        doReturn(vfModuleModelId).when(vfModuleIdentifiers).getVfModuleModelId();
-
-        rpcResultFuture = vnfapiProvider.preloadVfModuleTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("invalid input, invalid preload-type",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>svcLogicClient.hasGraph("VNF-API", SVC_OPERATION, null, "sync") = false</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVfModuleTopologyOperationErrorThree() throws Exception {
-        // preload_name = ""
-        vfModuleName = "vfModuleName";
-        vfModuleModelId = "vfModuleModelId";
-        PreloadVfModuleTopologyOperationInput preloadVnfTopologyOperationInput =
-            mock(PreloadVfModuleTopologyOperationInput.class);
-        VfModuleTopologyInformation vfModuleTopologyInformation = mock(VfModuleTopologyInformation.class);
-        doReturn(vfModuleTopologyInformation).when(preloadVnfTopologyOperationInput).getVfModuleTopologyInformation();
-        VfModuleIdentifiers vfModuleIdentifiers = mock(VfModuleIdentifiers.class);
-        doReturn(vfModuleName).when(vfModuleIdentifiers).getVfModuleName();
-        doReturn(vfModuleModelId).when(vfModuleIdentifiers).getVfModuleModelId();
-        doReturn(vfModuleIdentifiers).when(vfModuleTopologyInformation).getVfModuleIdentifiers();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(preloadVnfTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-
-        Future<RpcResult<PreloadVfModuleTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVfModuleTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("503", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertTrue(
-            rpcResultFuture.get().getResult().getResponseMessage().contains("No service logic active for VNF-API"));
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void preloadVfModuleTopologyOperationSuccess() throws Exception {
-        // preload_name = ""
-        vfModuleName = "vfModuleName";
-        vfModuleModelId = "vfModuleModelId";
-        PreloadVfModuleTopologyOperationInput preloadVnfTopologyOperationInput =
-            mock(PreloadVfModuleTopologyOperationInput.class);
-        VfModuleTopologyInformation vfModuleTopologyInformation = mock(VfModuleTopologyInformation.class);
-        doReturn(vfModuleTopologyInformation).when(preloadVnfTopologyOperationInput).getVfModuleTopologyInformation();
-        VfModuleIdentifiers vfModuleIdentifiers = mock(VfModuleIdentifiers.class);
-        doReturn(vfModuleName).when(vfModuleIdentifiers).getVfModuleName();
-        doReturn(vfModuleModelId).when(vfModuleIdentifiers).getVfModuleModelId();
-        doReturn(vfModuleIdentifiers).when(vfModuleTopologyInformation).getVfModuleIdentifiers();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(preloadVnfTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-
-        Future<RpcResult<PreloadVfModuleTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadVfModuleTopologyOperation(preloadVnfTopologyOperationInput);
-
-        Assert.assertEquals("200", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals(null, rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>input.getNetworkTopologyInformation() == null</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadNetworkTopologyOperationErrorOne() throws Exception {
-        PreloadNetworkTopologyOperationInput PreloadNetworkTopologyOperationInput =
-            mock(PreloadNetworkTopologyOperationInput.class);
-        doReturn(null).when(PreloadNetworkTopologyOperationInput).getNetworkTopologyInformation();
-
-        Future<RpcResult<PreloadNetworkTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadNetworkTopologyOperation(PreloadNetworkTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("input, null or empty network-name or network-type",
-            rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>preload_name == ""</code>
-     * ANd
-     * <code>preload_type == ""ss</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadNetworkTopologyOperationErrorTwo() throws Exception {
-        String networkName = "";
-        String networkType = "NetworkType";
-        PreloadNetworkTopologyOperationInput PreloadNetworkTopologyOperationInput =
-            mock(PreloadNetworkTopologyOperationInput.class);
-        NetworkTopologyInformation networkTopologyInformation = mock(NetworkTopologyInformation.class);
-        doReturn(networkTopologyInformation).when(PreloadNetworkTopologyOperationInput).getNetworkTopologyInformation();
-        NetworkTopologyIdentifier networkTopologyIdentifier = mock(NetworkTopologyIdentifier.class);
-        doReturn(networkTopologyIdentifier).when(networkTopologyInformation).getNetworkTopologyIdentifier();
-        doReturn(networkName).when(networkTopologyIdentifier).getNetworkName();
-        doReturn(networkType).when(networkTopologyIdentifier).getNetworkType();
-
-        Future<RpcResult<PreloadNetworkTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadNetworkTopologyOperation(PreloadNetworkTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("input, invalid preload-name", rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-
-        networkName = "NetworkName";
-        networkType = "";
-        doReturn(networkName).when(networkTopologyIdentifier).getNetworkName();
-        doReturn(networkType).when(networkTopologyIdentifier).getNetworkType();
-
-        rpcResultFuture = vnfapiProvider.preloadNetworkTopologyOperation(PreloadNetworkTopologyOperationInput);
-
-        Assert.assertEquals("403", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("input, invalid preload-type", rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Error case:
-     * <p>
-     * <code>svcLogicClient.hasGraph("VNF-API",SVC_OPERATION,null,"sync" = false</code>
-     *
-     * @throws Exception
-     */
-    @Test public void preloadNetworkTopologyOperationErrorThree() throws Exception {
-        String networkName = "NetworkName";
-        String networkType = "NetworkType";
-        PreloadNetworkTopologyOperationInput PreloadNetworkTopologyOperationInput =
-            mock(PreloadNetworkTopologyOperationInput.class);
-        NetworkTopologyInformation networkTopologyInformation = mock(NetworkTopologyInformation.class);
-        doReturn(networkTopologyInformation).when(PreloadNetworkTopologyOperationInput).getNetworkTopologyInformation();
-        NetworkTopologyIdentifier networkTopologyIdentifier = mock(NetworkTopologyIdentifier.class);
-        doReturn(networkTopologyIdentifier).when(networkTopologyInformation).getNetworkTopologyIdentifier();
-        doReturn(networkName).when(networkTopologyIdentifier).getNetworkName();
-        doReturn(networkType).when(networkTopologyIdentifier).getNetworkType();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(PreloadNetworkTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-
-        Future<RpcResult<PreloadNetworkTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadNetworkTopologyOperation(PreloadNetworkTopologyOperationInput);
-
-        Assert.assertEquals("503", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertTrue(
-            rpcResultFuture.get().getResult().getResponseMessage().contains("No service logic active for VNF-API"));
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void preloadNetworkTopologyOperationErrorFour() throws Exception {
-        String networkName = "NetworkName";
-        String networkType = "NetworkType";
-        PreloadNetworkTopologyOperationInput PreloadNetworkTopologyOperationInput =
-            mock(PreloadNetworkTopologyOperationInput.class);
-        NetworkTopologyInformation networkTopologyInformation = mock(NetworkTopologyInformation.class);
-        doReturn(networkTopologyInformation).when(PreloadNetworkTopologyOperationInput).getNetworkTopologyInformation();
-        NetworkTopologyIdentifier networkTopologyIdentifier = mock(NetworkTopologyIdentifier.class);
-        doReturn(networkTopologyIdentifier).when(networkTopologyInformation).getNetworkTopologyIdentifier();
-        doReturn(networkName).when(networkTopologyIdentifier).getNetworkName();
-        doReturn(networkType).when(networkTopologyIdentifier).getNetworkType();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(PreloadNetworkTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-        doReturn(null).when(dataBroker).newWriteOnlyTransaction();
-
-        Future<RpcResult<PreloadNetworkTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadNetworkTopologyOperation(PreloadNetworkTopologyOperationInput);
-
-        Assert.assertEquals("500", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals("java.lang.NullPointerException", rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    /**
-     * Test Success case
-     *
-     * @throws Exception
-     */
-    @Test public void preloadNetworkTopologyOperationSuccess() throws Exception {
-        String networkName = "NetworkName";
-        String networkType = "NetworkType";
-        PreloadNetworkTopologyOperationInput PreloadNetworkTopologyOperationInput =
-            mock(PreloadNetworkTopologyOperationInput.class);
-        NetworkTopologyInformation networkTopologyInformation = mock(NetworkTopologyInformation.class);
-        doReturn(networkTopologyInformation).when(PreloadNetworkTopologyOperationInput).getNetworkTopologyInformation();
-        NetworkTopologyIdentifier networkTopologyIdentifier = mock(NetworkTopologyIdentifier.class);
-        doReturn(networkTopologyIdentifier).when(networkTopologyInformation).getNetworkTopologyIdentifier();
-        doReturn(networkName).when(networkTopologyIdentifier).getNetworkName();
-        doReturn(networkType).when(networkTopologyIdentifier).getNetworkType();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(PreloadNetworkTopologyOperationInput).getSdncRequestHeader();
-        doReturn(svcRequestId).when(sdncRequestHeader).getSvcRequestId();
-        doReturn(true).when(vnfsdnSvcLogicServiceClient).hasGraph(any(), any(), any(), any());
-
-        Future<RpcResult<PreloadNetworkTopologyOperationOutput>> rpcResultFuture =
-            vnfapiProvider.preloadNetworkTopologyOperation(PreloadNetworkTopologyOperationInput);
-
-        Assert.assertEquals("200", rpcResultFuture.get().getResult().getResponseCode());
-        Assert.assertEquals(null, rpcResultFuture.get().getResult().getResponseMessage());
-        Assert.assertEquals("Y", rpcResultFuture.get().getResult().getAckFinalIndicator());
-    }
-
-    @Test public void getVfModuleServiceData() throws Exception {
-        // Three parameters: siid, vfModuleServiceDataBuilder, LogicalDatastoreType
-        String ssid = "ssid";
-        VfModuleServiceDataBuilder vfModuleServiceDataBuilder = spy(new VfModuleServiceDataBuilder());
-        Optional<VfModuleList> optional = mock(Optional.class);
-        doReturn(optional).when(checkedFuture).get();
-        doReturn(true).when(optional).isPresent();
-        VfModuleList vfModuleList = mock(VfModuleList.class);
-        doReturn(vfModuleList).when(optional).get();
-        VfModuleServiceData vfModuleServiceData = mock(VfModuleServiceData.class);
-        doReturn(vfModuleServiceData).when(vfModuleList).getVfModuleServiceData();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(vfModuleServiceData).getSdncRequestHeader();
-
-        Whitebox.invokeMethod(vnfapiProvider, "getVfModuleServiceData", ssid, vfModuleServiceDataBuilder,
-            LogicalDatastoreType.CONFIGURATION);
-
-        Assert.assertEquals(sdncRequestHeader, vfModuleServiceDataBuilder.getSdncRequestHeader());
-
-        //With Two parameters: siid, vfModuleServiceDataBuilder
-        Whitebox.invokeMethod(vnfapiProvider, "getVfModuleServiceData", ssid, vfModuleServiceDataBuilder);
-
-        Assert.assertEquals(sdncRequestHeader, vfModuleServiceDataBuilder.getSdncRequestHeader());
-    }
-
-    @Test public void getPreloadData() throws Exception {
-        // Four parameters:
-        // String preload_name, String preload_type, PreloadDataBuilder preloadDataBuilder, LogicalDatastoreType type
-        PreloadDataBuilder preloadDataBuilder = spy(new PreloadDataBuilder());
-        // mock optional
-        Optional<VnfPreloadList> optional = mock(Optional.class);
-        doReturn(optional).when(checkedFuture).get();
-        doReturn(true).when(optional).isPresent();
-
-        VnfPreloadList vnfPreloadList = mock(VnfPreloadList.class);
-        doReturn(vnfPreloadList).when(optional).get();
-        PreloadData preloadData = mock(PreloadData.class);
-        doReturn(preloadData).when(vnfPreloadList).getPreloadData();
-
-        VnfTopologyInformation vnfTopologyInformation = mock(VnfTopologyInformation.class);
-        doReturn(vnfTopologyInformation).when(preloadData).getVnfTopologyInformation();
-
-        Whitebox.invokeMethod(vnfapiProvider, "getPreloadData", "preloadName", "preloadType", preloadDataBuilder,
-            LogicalDatastoreType.CONFIGURATION);
-
-        Assert.assertEquals(vnfTopologyInformation, preloadDataBuilder.getVnfTopologyInformation());
-
-        // Three parameters:
-        // String preload_name, String preload_type, PreloadDataBuilder preloadDataBuilder, LogicalDatastoreType type
-        Whitebox.invokeMethod(vnfapiProvider, "getPreloadData", "preloadName", "preloadType", preloadDataBuilder);
-
-        Assert.assertEquals(vnfTopologyInformation, preloadDataBuilder.getVnfTopologyInformation());
-    }
-
-    @Test public void getVnfInstancePreloadData() throws Exception {
-        // Four parameters:
-        // String preload_name, String preload_type, VnfInstancePreloadDataBuilder preloadDataBuilder,
-        // LogicalDatastoreType type
-        VnfInstancePreloadDataBuilder vnfInstancePreloadDataBuilder = spy(new VnfInstancePreloadDataBuilder());
-        // mock optional
-        Optional<VnfPreloadList> optional = mock(Optional.class);
-        doReturn(optional).when(checkedFuture).get();
-        doReturn(true).when(optional).isPresent();
-        VnfInstancePreloadList vnfInstancePreloadList = mock(VnfInstancePreloadList.class);
-        doReturn(vnfInstancePreloadList).when(optional).get();
-        VnfInstancePreloadData vnfInstancePreloadData = mock(VnfInstancePreloadData.class);
-        doReturn(vnfInstancePreloadData).when(vnfInstancePreloadList).getVnfInstancePreloadData();
-        VnfInstanceTopologyInformation vnfInstanceTopologyInformation = mock(VnfInstanceTopologyInformation.class);
-        doReturn(vnfInstanceTopologyInformation).when(vnfInstancePreloadData).getVnfInstanceTopologyInformation();
-
-        Whitebox.invokeMethod(vnfapiProvider, "getVnfInstancePreloadData", "preloadName", "preloadType",
-            vnfInstancePreloadDataBuilder, LogicalDatastoreType.CONFIGURATION);
-
-        Assert.assertEquals(vnfInstanceTopologyInformation,
-            vnfInstancePreloadDataBuilder.getVnfInstanceTopologyInformation());
-
-        // Three Parameters:
-        // String preload_name, String preload_type, VnfInstancePreloadDataBuilder preloadDataBuilder
-        Whitebox.invokeMethod(vnfapiProvider, "getVnfInstancePreloadData", "preloadName", "preloadType",
-            vnfInstancePreloadDataBuilder);
-
-        Assert.assertEquals(vnfInstanceTopologyInformation,
-            vnfInstancePreloadDataBuilder.getVnfInstanceTopologyInformation());
-    }
-
-    @Test public void getVfModulePreloadData() throws Exception {
-        // Four Parameters
-        // String preload_name, String preload_type, VfModulePreloadDataBuilder preloadDataBuilder,
-        // LogicalDatastoreType type
-        VfModulePreloadDataBuilder vfModulePreloadDataBuilder = spy(new VfModulePreloadDataBuilder());
-        // mock optional
-        Optional<VfModulePreloadList> optional = mock(Optional.class);
-        doReturn(optional).when(checkedFuture).get();
-        doReturn(true).when(optional).isPresent();
-        VfModulePreloadList vfModulePreloadList = mock(VfModulePreloadList.class);
-        doReturn(vfModulePreloadList).when(optional).get();
-        VfModulePreloadData vfModulePreloadData = mock(VfModulePreloadData.class);
-        doReturn(vfModulePreloadData).when(vfModulePreloadList).getVfModulePreloadData();
-        VfModuleTopologyInformation vfModuleTopologyInformation = mock(VfModuleTopologyInformation.class);
-        doReturn(vfModuleTopologyInformation).when(vfModulePreloadData).getVfModuleTopologyInformation();
-
-        Whitebox.invokeMethod(vnfapiProvider, "getVfModulePreloadData", "preloadName", "preloadType",
-            vfModulePreloadDataBuilder, LogicalDatastoreType.CONFIGURATION);
-
-        Assert.assertEquals(vfModuleTopologyInformation, vfModulePreloadDataBuilder.getVfModuleTopologyInformation());
-
-        // Three Parameters:
-        // String vnf_name, String vnf_type, VfModulePreloadDataBuilder preloadDataBuilder
-        Whitebox.invokeMethod(vnfapiProvider, "getVfModulePreloadData", "preloadName", "preloadType",
-            vfModulePreloadDataBuilder);
-
-        Assert.assertEquals(vfModuleTopologyInformation, vfModulePreloadDataBuilder.getVfModuleTopologyInformation());
-    }
-
-    /**
-     * With ServiceStatusBuilder, RequestInformation
-     */
-    @Test public void setServiceStatusOne() throws Exception {
-        // VNFActivateRequest
-        RequestInformation requestInformation = mock(RequestInformation.class);
-        ServiceStatusBuilder serviceStatusBuilder = spy(new ServiceStatusBuilder());
-        doReturn(RequestInformation.RequestAction.VNFActivateRequest).when(requestInformation).getRequestAction();
-        doReturn(RequestInformation.RequestSubAction.SUPP).when(requestInformation).getRequestSubAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.VNFActivateRequest, serviceStatusBuilder.getVnfsdnAction());
-
-        //ChangeVNFActivateRequest
-        doReturn(RequestInformation.RequestAction.ChangeVNFActivateRequest).when(requestInformation).getRequestAction();
-        doReturn(RequestInformation.RequestSubAction.CANCEL).when(requestInformation).getRequestSubAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert
-            .assertEquals(ServiceStatus.VnfsdnAction.ChangeVNFActivateRequest, serviceStatusBuilder.getVnfsdnAction());
-
-        //DisconnectVNFRequest
-        doReturn(RequestInformation.RequestAction.DisconnectVNFRequest).when(requestInformation).getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.DisconnectVNFRequest, serviceStatusBuilder.getVnfsdnAction());
-
-        //PreloadVNFRequest
-        doReturn(RequestInformation.RequestAction.PreloadVNFRequest).when(requestInformation).getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.PreloadVNFRequest, serviceStatusBuilder.getVnfsdnAction());
-
-        //DeletePreloadVNFRequest
-        doReturn(RequestInformation.RequestAction.DeletePreloadVNFRequest).when(requestInformation).getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.DeletePreloadVNFRequest, serviceStatusBuilder.getVnfsdnAction());
-
-        //VnfInstanceActivateRequest
-        doReturn(RequestInformation.RequestAction.VnfInstanceActivateRequest).when(requestInformation)
-            .getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.VnfInstanceActivateRequest,
-            serviceStatusBuilder.getVnfsdnAction());
-
-        //ChangeVnfInstanceActivateRequest
-        doReturn(RequestInformation.RequestAction.ChangeVnfInstanceActivateRequest).when(requestInformation)
-            .getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.ChangeVnfInstanceActivateRequest,
-            serviceStatusBuilder.getVnfsdnAction());
-
-        //DisconnectVnfInstanceRequest
-        doReturn(RequestInformation.RequestAction.DisconnectVnfInstanceRequest).when(requestInformation)
-            .getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.DisconnectVnfInstanceRequest,
-            serviceStatusBuilder.getVnfsdnAction());
-
-        //PreloadVnfInstanceRequest
-        doReturn(RequestInformation.RequestAction.PreloadVnfInstanceRequest).when(requestInformation)
-            .getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert
-            .assertEquals(ServiceStatus.VnfsdnAction.PreloadVnfInstanceRequest, serviceStatusBuilder.getVnfsdnAction());
-
-        //VfModuleActivateRequest
-        doReturn(RequestInformation.RequestAction.VfModuleActivateRequest).when(requestInformation).getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.VfModuleActivateRequest, serviceStatusBuilder.getVnfsdnAction());
-
-        //ChangeVfModuleActivateRequest
-        doReturn(RequestInformation.RequestAction.ChangeVfModuleActivateRequest).when(requestInformation)
-            .getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.ChangeVfModuleActivateRequest,
-            serviceStatusBuilder.getVnfsdnAction());
-
-        //DisconnectVfModuleRequest
-        doReturn(RequestInformation.RequestAction.DisconnectVfModuleRequest).when(requestInformation)
-            .getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert
-            .assertEquals(ServiceStatus.VnfsdnAction.DisconnectVfModuleRequest, serviceStatusBuilder.getVnfsdnAction());
-
-        //PreloadVfModuleRequest
-        doReturn(RequestInformation.RequestAction.PreloadVfModuleRequest).when(requestInformation).getRequestAction();
-        Whitebox.invokeMethod(vnfapiProvider, "setServiceStatus", serviceStatusBuilder, requestInformation);
-        Assert.assertEquals(ServiceStatus.VnfsdnAction.PreloadVfModuleRequest, serviceStatusBuilder.getVnfsdnAction());
-    }
-
-    @Test public void getServiceData() throws Exception {
-        ServiceDataBuilder serviceDataBuilder = spy(new ServiceDataBuilder());
-        // mock optional
-        Optional<VnfList> optional = mock(Optional.class);
-        doReturn(optional).when(checkedFuture).get();
-        doReturn(true).when(optional).isPresent();
-        VnfList vnfList = mock(VnfList.class);
-        doReturn(vnfList).when(optional).get();
-        ServiceData serviceData = mock(ServiceData.class);
-        doReturn(serviceData).when(vnfList).getServiceData();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(serviceData).getSdncRequestHeader();
-
-        Whitebox.invokeMethod(vnfapiProvider, "getServiceData", "siid", serviceDataBuilder,
-            LogicalDatastoreType.CONFIGURATION);
-
-        Assert.assertEquals(sdncRequestHeader, serviceDataBuilder.getSdncRequestHeader());
-    }
-
-    @Test public void getVnfInstanceServiceData() throws Exception {
-        VnfInstanceServiceDataBuilder vnfInstanceServiceDataBuilder = spy(new VnfInstanceServiceDataBuilder());
-        // mock optional
-        Optional<VnfList> optional = mock(Optional.class);
-        doReturn(optional).when(checkedFuture).get();
-        doReturn(true).when(optional).isPresent();
-        VnfInstanceList vnfInstanceList = mock(VnfInstanceList.class);
-        doReturn(vnfInstanceList).when(optional).get();
-        VnfInstanceServiceData vnfInstanceServiceData = mock(VnfInstanceServiceData.class);
-        doReturn(vnfInstanceServiceData).when(vnfInstanceList).getVnfInstanceServiceData();
-        SdncRequestHeader sdncRequestHeader = mock(SdncRequestHeader.class);
-        doReturn(sdncRequestHeader).when(vnfInstanceServiceData).getSdncRequestHeader();
-
-        Whitebox.invokeMethod(vnfapiProvider, "getVnfInstanceServiceData", "siid", vnfInstanceServiceDataBuilder,
-            LogicalDatastoreType.CONFIGURATION);
-
-        Assert.assertEquals(sdncRequestHeader, vnfInstanceServiceDataBuilder.getSdncRequestHeader());
-    }
-
-    @Test public void DeleteVnfList() throws Exception {
-        LogicalDatastoreType configuration = LogicalDatastoreType.CONFIGURATION;
-        VnfList vnfList = mock(VnfList.class);
-        VnfListKey vnfListKey = mock(VnfListKey.class);
-        doReturn(vnfListKey).when(vnfList).key();
-        InstanceIdentifier<VnfList> vnfListInstanceIdentifier = mock(InstanceIdentifier.class);
-        dataBroker.newWriteOnlyTransaction().put(configuration, vnfListInstanceIdentifier, vnfList);
-
-        Whitebox.invokeMethod(vnfapiProvider, "DeleteVnfList", vnfList, configuration);
-
-        verify(dataBroker, times(2)).newWriteOnlyTransaction();
-    }
-}