add AAIServiceTreeIntegrativeTest

Issue-ID: VID-378
Signed-off-by: Eylon Malin <eylon.malin@intl.att.com>
Change-Id: Ibebd83ad0359612ab03934da743fda64a9833b66
Signed-off-by: Eylon Malin <eylon.malin@intl.att.com>

1 files changed, 454 insertions, 0 deletions

diff --git a/vid-app-common/src/test/java/org/onap/vid/services/AAIServiceTreeIntegrativeTest.java b/vid-app-common/src/test/java/org/onap/vid/services/AAIServiceTreeIntegrativeTest.java
new file mode 100644
index 000000000..00a9995cb
--- /dev/null
+++ b/vid-app-common/src/test/java/org/onap/vid/services/AAIServiceTreeIntegrativeTest.java
@@ -0,0 +1,454 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * VID
+ * ================================================================================
+ * Copyright (C) 2017 - 2019 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.vid.services;
+
+import static net.javacrumbs.jsonunit.JsonMatchers.jsonEquals;
+import static net.javacrumbs.jsonunit.core.Option.IGNORING_ARRAY_ORDER;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.junit.Assert.assertEquals;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+import static org.testng.Assert.assertNull;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap;
+import java.io.IOException;
+import java.net.URI;
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import javax.ws.rs.core.Response;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+import org.onap.vid.aai.AaiClientInterface;
+import org.onap.vid.aai.ExceptionWithRequestInfo;
+import org.onap.vid.aai.util.AAITreeConverter;
+import org.onap.vid.asdc.AsdcCatalogException;
+import org.onap.vid.asdc.parser.ServiceModelInflator;
+import org.onap.vid.exceptions.GenericUncheckedException;
+import org.onap.vid.model.Action;
+import org.onap.vid.model.ServiceModel;
+import org.onap.vid.model.aaiTree.AAITreeNode;
+import org.onap.vid.model.aaiTree.FailureAAITreeNode;
+import org.onap.vid.model.aaiTree.ServiceInstance;
+import org.onap.vid.model.aaiTree.Vnf;
+import org.onap.vid.testUtils.TestUtils;
+import org.springframework.http.HttpMethod;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+public class AAIServiceTreeIntegrativeTest {
+
+    @Mock
+    private AaiClientInterface aaiClient;
+
+    @Mock
+    private Response aaiGetVersionByInvariantIdResponse;
+
+    @Mock
+    ExceptionWithRequestInfo exceptionWithRequestInfo;
+
+    @Mock
+    VidService sdcService;
+
+    @Mock
+    ServiceModelInflator serviceModelInflator;
+
+    @InjectMocks
+    private AAITreeNodeBuilder aaiTreeNodeBuilder;
+
+    @InjectMocks
+    private AAITreeConverter aaiTreeConverter;
+
+    private ExecutorService executorService = Executors.newFixedThreadPool(10);
+
+    private final ObjectMapper mapper = new ObjectMapper();
+
+    private String globalCustomerID = "a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb";
+    private String serviceType = "vWINIFRED";
+    private String serviceInstanceId = "62888f15-6d24-4f7b-92a7-c3f35beeb215";
+
+    //TODO Amichai: if in the future it is neede, add here the SUFFIX to the URL: "?format=simple"
+    private String serviceInstanceRequestUri = "business/customers/customer/" +
+            globalCustomerID +
+            "/service-subscriptions/service-subscription/" +
+            serviceType +
+            "/service-instances/service-instance/" +
+            serviceInstanceId;
+
+    private static String ServiceInstanceResponseString = "{\"service-instance-id\":\"62888f15-6d24-4f7b-92a7-c3f35beeb215\"," +
+            "\"service-instance-name\": \"Dror123\"," +
+            "\"environment-context\": \"null\"," +
+            "\"workload-context\": \"null\"," +
+            "\"model-invariant-id\": \"35340388-0b82-4d3a-823d-cbddf842be52\"," +
+            "\"model-version-id\": \"4e799efd-fd78-444d-bc25-4a3cde2f8cb0\"," +
+            "\"resource-version\": \"1515515088894\"," +
+            "\"orchestration-status\": \"Active\"," +
+            "\"relationship-list\": {" +
+            "\"relationship\": [{" +
+            "\"related-to\": \"project\"," +
+            "\"relationship-label\": \"org.onap.relationships.inventory.Uses\"," +
+            "\"related-link\": \"/aai/v12/business/projects/project/DFW\"," +
+            "\"relationship-data\": [{" +
+            "\"relationship-key\": \"project.project-name\"," +
+            "\"relationship-value\": \"WATKINS\"}]},{" +
+            "\"related-to\": \"generic-vnf\"," +
+            "\"relationship-label\": \"org.onap.relationships.inventory.ComposedOf\"," +
+            "\"related-link\": \"/aai/v12/network/generic-vnfs/generic-vnf/59bde732-9b84-46bd-a59a-3c45fee0538b\"," +
+            "\"relationship-data\": [{" +
+            "\"relationship-key\": \"generic-vnf.vnf-id\"," +
+            "\"relationship-value\": \"59bde732-9b84-46bd-a59a-3c45fee0538b\"}]," +
+            "\"related-to-property\": [{" +
+            "\"property-key\": \"generic-vnf.vnf-name\"," +
+            "\"property-value\": \"DROR_vsp\"}]},{" +
+            "\"related-to\": \"owning-entity\"," +
+            "\"relationship-label\": \"org.onap.relationships.inventory.BelongsTo\"," +
+            "\"related-link\": \"/aai/v12/business/owning-entities/owning-entity/43b8a85a-0421-4265-9069-117dd6526b8a\"," +
+            "\"relationship-data\": [{" +
+            "\"relationship-key\": \"owning-entity.owning-entity-id\"," +
+            "\"relationship-value\": \"43b8a85a-0421-4265-9069-117dd6526b8a\"}]}]}}";
+
+    //TODO Amichai: if in the future it is neede, add here the SUFFIX to the URL: "?format=simple"
+    private static String genericVnfRequestUri = "/aai/v12/network/generic-vnfs/generic-vnf/59bde732-9b84-46bd-a59a-3c45fee0538b";
+
+    private String genericVnfResponseString(boolean isDuplicatedKeysInTenantRelation) {
+
+        return
+                "{\"nf-role\":\"\"," +
+                        "\"service-id\":\"a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb\"," +
+                        "\"relationship-list\":{" +
+                        "\"relationship\":[{" +
+                        "\"related-to\":\"service-instance\"," +
+                        "\"relationship-data\":[{" +
+                        "\"relationship-value\":\"a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb\"," +
+                        "\"relationship-key\":\"customer.global-customer-id\"},{" +
+                        "\"relationship-value\":\"vWINIFRED\"," +
+                        "\"relationship-key\":\"service-subscription.service-type\"},{" +
+                        "\"relationship-value\":\"62888f15-6d24-4f7b-92a7-c3f35beeb215\"," +
+                        "\"relationship-key\":\"service-instance.service-instance-id\"}]," +
+                        "\"related-link\":\"/aai/v12/business/customers/customer/a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb/service-subscriptions/service-subscription/vWINIFRED/service-instances/service-instance/62888f15-6d24-4f7b-92a7-c3f35beeb215\"," +
+                        "\"relationship-label\":\"org.onap.relationships.inventory.ComposedOf\"," +
+                        "\"related-to-property\":[{" +
+                        "\"property-key\":\"service-instance.service-instance-name\"," +
+                        "\"property-value\":\"Dror123\"}]},{" +
+                        "\"related-to\":\"platform\"," +
+                        "\"relationship-data\":[{" +
+                        "\"relationship-value\":\"platformY\"," +
+                        "\"relationship-key\":\"platform.platform-name\"}]," +
+                        "\"related-link\":\"/aai/v12/business/platforms/platform/platformY\"," +
+                        "\"relationship-label\":\"org.onap.relationships.inventory.Uses\"},{" +
+                        "\"related-to\":\"line-of-business\"," +
+                        "\"relationship-data\":[{" +
+                        "\"relationship-value\":\"lob1, lobX\"," +
+                        "\"relationship-key\":\"line-of-business.line-of-business-name\"}]," +
+                        "\"related-link\":\"/aai/v12/business/lines-of-business/line-of-business/lob1%2C%20lobX\"," +
+                        "\"relationship-label\":\"org.onap.relationships.inventory.Uses\"}," +
+                        "            {" +
+                        "                \"related-to\": \"tenant\"," +
+                        "                \"relationship-label\": \"org.onap.relationships.inventory.Uses\"," +
+                        "                \"related-link\": \"/aai/v12/cloud-infrastructure/cloud-regions/cloud-region\"," +
+                        "                \"relationship-data\": [" +
+                        "                    {" +
+                        "                        \"relationship-key\": \"cloud-region.cloud-owner\"," +
+                        "                        \"relationship-value\": \"irma-aic\"" +
+                        "                    }," +
+                        "                    {" +
+                        "                        \"relationship-key\": \"cloud-region.cloud-region-id\"," +
+                        "                        \"relationship-value\": \"aCloudRegionId\"" +
+                        "                    }," +
+                        "                    {" +
+                        "                        \"relationship-key\": \"tenant.tenant-id\"," +
+                        "                        \"relationship-value\": \"someTenantId123\"" +
+                        "                    }," +
+                        (isDuplicatedKeysInTenantRelation ?  "{\"relationship-key\": \"tenant.tenant-id\", \"relationship-value\": \"someTenantId456\"}, " : "" ) +
+                        "                    {" +
+                        "                        \"relationship-key\": \"vserver.vserver-id\"," +
+                        "                        \"relationship-value\": \"5eef9f6d-9933-4bc6-9a1a-862d61309437\"" +
+                        "                    }" +
+                        "                ]," +
+                        "                \"related-to-property\": [" +
+                        "                    {" +
+                        "                        \"property-key\": \"vserver.vserver-name\"," +
+                        "                        \"property-value\": \"zolson5bfapn01dns002\"" +
+                        "                    }" +
+                        "                  ]" +
+                        "           }" +
+                        "]}," +
+                        "\"vnf-id\":\"59bde732-9b84-46bd-a59a-3c45fee0538b\",\n" +
+                        "\"nf-type\":\"\"," +
+                        "\"prov-status\":\"PREPROV\"," +
+                        "\"vnf-type\":\"Lital--1707097/Lital-VSP-1707097 0\"," +
+                        "\"orchestration-status\":\"Created\"," +
+                        "\"nf-naming-code\":\"\"," +
+                        "\"in-maint\":true," +
+                        "\"nf-function\":\"\"," +
+                        "\"model-version-id\":\"11c6dc3e-cd6a-41b3-a50e-b5a10f7157d0\"," +
+                        "\"resource-version\":\"1522431420767\"," +
+                        "\"model-customization-id\":\"14992bf5-d585-4b54-8101-7cf76774337a\"," +
+                        "\"model-invariant-id\":\"55628ce3-ed56-40bd-9b27-072698ce02a9\"," +
+                        "\"vnf-name\":\"DROR_vsp\"," +
+                        "\"is-closed-loop-disabled\":true}";
+    }
+
+    private List<String> invariantIDs = Arrays.asList("35340388-0b82-4d3a-823d-cbddf842be52",
+            "55628ce3-ed56-40bd-9b27-072698ce02a9");
+
+    private static String getVersionByInvariantIdResponseString = "{" +
+            "\"model\": [{" +
+            "\"model-invariant-id\": \"55628ce3-ed56-40bd-9b27-072698ce02a9\"," +
+            "\"model-type\": \"resource\"," +
+            "\"resource-version\": \"1499690926297\"," +
+            "\"model-vers\": {" +
+            "\"model-ver\": [{" +
+            "\"model-version-id\": \"11c6dc3e-cd6a-41b3-a50e-b5a10f7157d0\"," +
+            "\"model-name\": \"Lital-VSP-1707097\"," +
+            "\"model-version\": \"2.0\",\n" +
+            "\"distribution-status\": \"DISTRIBUTION_COMPLETE_OK\"," +
+            "\"model-description\": \"Lital-VSP-1707097-NEW\"," +
+            "\"resource-version\": \"1499690926298\"," +
+            "\"model-elements\": {" +
+            "\"model-element\": [{" +
+            "\"model-element-uuid\": \"a4f14ef7-daa2-4257-9b81-b4558dc4beaa\"," +
+            "\"new-data-del-flag\": \"T\"," +
+            "\"cardinality\": \"unbounded\"," +
+            "\"resource-version\": \"1499690926300\"," +
+            "\"relationship-list\": {" +
+            "\"relationship\": [{" +
+            "\"related-to\": \"model-ver\"," +
+            "\"relationship-label\": \"org.onap.relationships.inventory.IsA\"," +
+            "\"related-link\": \"/aai/v12/service-design-and-creation/models/model/acc6edd8-a8d4-4b93-afaa-0994068be14c/model-vers/model-ver/93a6166f-b3d5-4f06-b4ba-aed48d009ad9\"," +
+            "\"relationship-data\": [{" +
+            "\"relationship-key\": \"model.model-invariant-id\"," +
+            "\"relationship-value\": \"acc6edd8-a8d4-4b93-afaa-0994068be14c\"},{" +
+            "\"relationship-key\": \"model-ver.model-version-id\"," +
+            "\"relationship-value\": \"93a6166f-b3d5-4f06-b4ba-aed48d009ad9\"}]," +
+            "\"related-to-property\": [{" +
+            "\"property-key\": \"model-ver.model-name\"," +
+            "\"property-value\": \"generic-vnf\"}]}]}}]}," +
+            "\"relationship-list\": {" +
+            "\"relationship\": [{" +
+            "\"related-to\": \"model-element\"," +
+            "\"relationship-label\": \"org.onap.relationships.inventory.IsA\"," +
+            "\"related-link\": \"/aai/v12/service-design-and-creation/models/model/35340388-0b82-4d3a-823d-cbddf842be52/model-vers/model-ver/4e799efd-fd78-444d-bc25-4a3cde2f8cb0/model-elements/model-element/344e8713-f0af-423a-b96d-f45b3a479d11/model-elements/model-element/9e8c8885-601a-4fd6-8424-c233a5333db6\"," +
+            "\"relationship-data\": [{" +
+            "\"relationship-key\": \"model.model-invariant-id\"," +
+            "\"relationship-value\": \"35340388-0b82-4d3a-823d-cbddf842be52\"},{" +
+            "\"relationship-key\": \"model-ver.model-version-id\"," +
+            "\"relationship-value\": \"4e799efd-fd78-444d-bc25-4a3cde2f8cb0\"},{" +
+            "\"relationship-key\": \"model-element.model-element-uuid\"," +
+            "\"relationship-value\": \"344e8713-f0af-423a-b96d-f45b3a479d11\"},{" +
+            "\"relationship-key\": \"model-element.model-element-uuid\"," +
+            "\"relationship-value\": \"9e8c8885-601a-4fd6-8424-c233a5333db6\"}]}]}}]}},{" +
+            "\"model-invariant-id\": \"35340388-0b82-4d3a-823d-cbddf842be52\"," +
+            "\"model-type\": \"service\"," +
+            "\"resource-version\": \"1499690928188\"," +
+            "\"model-vers\": {" +
+            "\"model-ver\": [{" +
+            "\"model-version-id\": \"4e799efd-fd78-444d-bc25-4a3cde2f8cb0\"," +
+            "\"model-name\": \"Lital--1707097\"," +
+            "\"model-version\": \"1.0\"," +
+            "\"distribution-status\": \"DISTRIBUTION_COMPLETE_OK\"," +
+            "\"model-description\": \"Lital--1707097\"," +
+            "\"resource-version\": \"1499690928190\"," +
+            "\"model-elements\": {" +
+            "\"model-element\": [{" +
+            "\"model-element-uuid\": \"344e8713-f0af-423a-b96d-f45b3a479d11\"," +
+            "\"new-data-del-flag\": \"T\"," +
+            "\"cardinality\": \"unbounded\"," +
+            "\"resource-version\": \"1499690928191\"," +
+            "\"relationship-list\": {" +
+            "\"relationship\": [{" +
+            "\"related-to\": \"model-ver\"," +
+            "\"relationship-label\": \"org.onap.relationships.inventory.IsA\"," +
+            "\"related-link\": \"/aai/v12/service-design-and-creation/models/model/82194af1-3c2c-485a-8f44-420e22a9eaa4/model-vers/model-ver/46b92144-923a-4d20-b85a-3cbd847668a9\"," +
+            "\"relationship-data\": [{" +
+            "\"relationship-key\": \"model.model-invariant-id\"," +
+            "\"relationship-value\": \"82194af1-3c2c-485a-8f44-420e22a9eaa4\"},{" +
+            "\"relationship-key\": \"model-ver.model-version-id\"," +
+            "\"relationship-value\": \"46b92144-923a-4d20-b85a-3cbd847668a9\"}]," +
+            "\"related-to-property\": [{" +
+            "\"property-key\": \"model-ver.model-name\"," +
+            "\"property-value\": \"service-instance\"}]}]}}]}}]}}]}";
+
+    @BeforeClass
+    public void initMocks() {
+        MockitoAnnotations.initMocks(this);
+    }
+
+    @BeforeMethod
+    public void resetMocks() {
+        Mockito.reset(aaiClient);
+        Mockito.reset(aaiGetVersionByInvariantIdResponse);
+        Mockito.reset(sdcService);
+        Mockito.reset(serviceModelInflator);
+    }
+
+    public void getServiceInstanceTreeAndAssert(boolean isDuplicatedKeysInTenantRelation) throws IOException, AsdcCatalogException {
+        when(aaiClient.typedAaiRest(URI.create(serviceInstanceRequestUri), JsonNode.class, null, HttpMethod.GET, false)).thenReturn(mapper.readTree(ServiceInstanceResponseString));
+        when(aaiClient.typedAaiRest(URI.create(genericVnfRequestUri), JsonNode.class, null, HttpMethod.GET, false)).
+                thenReturn(mapper.readTree(genericVnfResponseString(isDuplicatedKeysInTenantRelation)));
+        when(aaiClient.getVersionByInvariantId(invariantIDs)).thenReturn(aaiGetVersionByInvariantIdResponse);
+
+        when(aaiGetVersionByInvariantIdResponse.readEntity(String.class)).thenReturn(getVersionByInvariantIdResponseString);
+
+        when(sdcService.getService(any())).thenReturn(mock(ServiceModel.class));
+        when(serviceModelInflator.toNamesByVersionId(any())).thenReturn(ImmutableMap.of(
+                 "11c6dc3e-cd6a-41b3-a50e-b5a10f7157d0", new ServiceModelInflator.Names("vnf-model-customization-name", "vnf-key-in-model")
+        ));
+
+        ServiceInstance root = new AAIServiceTree(aaiClient, aaiTreeNodeBuilder, aaiTreeConverter, sdcService, serviceModelInflator, executorService)
+                .getServiceInstanceTopology(globalCustomerID, serviceType, serviceInstanceId);
+
+        assertServiceNode(root, 1);
+
+        assertEquals(0, root.getExistingNetworksCounterMap().size());
+        assertEquals(1, root.getExistingVNFCounterMap().size());
+        assertEquals((Long)1L, root.getExistingVNFCounterMap().get("14992bf5-d585-4b54-8101-7cf76774337a"));
+
+        assertVnfNode(root, isDuplicatedKeysInTenantRelation);
+    }
+
+    @Test
+    public void getServiceInstanceTreeTestHappyFlow() throws IOException, AsdcCatalogException {
+        getServiceInstanceTreeAndAssert(false);
+    }
+
+    @Test
+    public void whenDuplicatedKeyInRelationshipData_thenVnfIsParsedButWithoutPlacement() throws IOException, AsdcCatalogException {
+        getServiceInstanceTreeAndAssert(true);
+    }
+
+    private void mockAaiGetCall(String aaiPath, String jsonFilePath) {
+        try {
+            when(aaiClient.typedAaiRest(URI.create(aaiPath), JsonNode.class, null, HttpMethod.GET, false)).thenReturn(TestUtils.readJsonResourceFileAsObject(jsonFilePath, JsonNode.class));
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void whenGetServiceInstanceWithCR_thenResultAreAsExpected() throws Exception {
+
+        List<String> modelInvIds = ImmutableList.of(
+                "868b109c-9481-4a18-891b-af974db7705a",
+                "081ceb56-eb71-4566-a72d-3e7cbee5cdf1",
+                "f6342be5-d66b-4d03-a1aa-c82c3094c4ea");
+
+        mockAaiGetCall("business/customers/customer/a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb/service-subscriptions/service-subscription/Emanuel/service-instances/service-instance/a565e6ad-75d1-4493-98f1-33234b5c17e2",
+            "/getTopology/serviceWithCR/serviceWithCR.json");
+        mockAaiGetCall("/aai/v14/network/collections/collection/84a351ae-3601-45e2-98df-878d6c816abc",
+            "/getTopology/serviceWithCR/CR.json");
+
+        mockAaiGetCall("/aai/v14/network/instance-groups/instance-group/6b3536cf-3a12-457f-abb5-fa2203e0d923",
+            "/getTopology/serviceWithCR/instanceGroup-NCF.json");
+
+        when(aaiClient.getVersionByInvariantId(modelInvIds)).thenReturn(aaiGetVersionByInvariantIdResponse);
+
+        when(aaiGetVersionByInvariantIdResponse.readEntity(String.class)).
+                thenReturn(TestUtils.readFileAsString("/getTopology/serviceWithCR/service-design-and-creation.json"));
+
+        when(sdcService.getService(any())).thenReturn(
+                TestUtils.readJsonResourceFileAsObject("/getTopology/serviceWithCR/serviceWithCRModel.json", ServiceModel.class));
+
+        ServiceInstance serviceInstance = new AAIServiceTree(aaiClient, aaiTreeNodeBuilder, aaiTreeConverter, sdcService, new ServiceModelInflator(), executorService)
+                .getServiceInstanceTopology("a9a77d5a-123e-4ca2-9eb9-0b015d2ee0fb", "Emanuel", "a565e6ad-75d1-4493-98f1-33234b5c17e2");
+
+        String expected = TestUtils.readFileAsString("/getTopology/serviceWithCR/getTopologyWithCR.json");
+        assertThat(serviceInstance, jsonEquals(expected).when(IGNORING_ARRAY_ORDER));
+    }
+
+    protected void assertVnfNode(ServiceInstance root, boolean isExpectToPlacement) {
+        Vnf vnf = root.getVnfs().get("59bde732-9b84-46bd-a59a-3c45fee0538b");
+        assertEquals(Action.None, vnf.getAction());
+        assertEquals("Created", vnf.getOrchStatus());
+        assertEquals("PREPROV", vnf.getProvStatus());
+        assertEquals(true, vnf.getInMaint());
+        assertEquals("11c6dc3e-cd6a-41b3-a50e-b5a10f7157d0", vnf.getModelInfo().getModelVersionId());
+        assertEquals("14992bf5-d585-4b54-8101-7cf76774337a", vnf.getModelInfo().getModelCustomizationId());
+        assertEquals("55628ce3-ed56-40bd-9b27-072698ce02a9", vnf.getModelInfo().getModelInvariantId());
+        assertEquals("Lital-VSP-1707097", vnf.getModelInfo().getModelName());
+        assertEquals("vnf-model-customization-name", vnf.getModelInfo().getModelCustomizationName());
+        assertEquals("2.0", vnf.getModelInfo().getModelVersion());
+        assertEquals("vnf", vnf.getModelInfo().getModelType());
+        assertEquals("59bde732-9b84-46bd-a59a-3c45fee0538b", vnf.getInstanceId());
+        assertEquals("DROR_vsp", vnf.getInstanceName());
+        assertEquals("Lital--1707097/Lital-VSP-1707097 0", vnf.getInstanceType());
+        assertEquals("11c6dc3e-cd6a-41b3-a50e-b5a10f7157d0", vnf.getUuid());
+        assertEquals("59bde732-9b84-46bd-a59a-3c45fee0538b", vnf.getTrackById());
+        assertEquals(0, vnf.getVfModules().size());
+        assertEquals(0, vnf.getNetworks().size());
+        if (!isExpectToPlacement) {
+            assertEquals("aCloudRegionId", vnf.getLcpCloudRegionId());
+            assertEquals("someTenantId123", vnf.getTenantId());
+            assertEquals("irma-aic", vnf.getCloudOwner());
+        }
+        else {
+            assertNull(vnf.getLcpCloudRegionId());
+            assertNull(vnf.getTenantId());
+            assertNull(vnf.getCloudOwner());
+        }
+    }
+
+    protected void assertServiceNode(ServiceInstance root, int expectedVnfSize) {
+        assertEquals(Action.None, root.getAction());
+        assertEquals("Active", root.getOrchStatus());
+        assertEquals("4e799efd-fd78-444d-bc25-4a3cde2f8cb0", root.getModelInfo().getModelVersionId());
+        assertEquals(null, root.getModelInfo().getModelCustomizationId());
+        assertEquals("35340388-0b82-4d3a-823d-cbddf842be52", root.getModelInfo().getModelInvariantId());
+        assertEquals("1.0", root.getModelInfo().getModelVersion());
+        assertEquals("Lital--1707097", root.getModelInfo().getModelName());
+        assertEquals("service", root.getModelInfo().getModelType());
+        assertEquals("62888f15-6d24-4f7b-92a7-c3f35beeb215", root.getInstanceId());
+        assertEquals("Dror123", root.getInstanceName());
+        assertEquals(expectedVnfSize, root.getVnfs().size());
+        assertEquals(0, root.getNetworks().size());
+        //future - after add additional properties - assert it
+    }
+
+    @Test(expectedExceptions = GenericUncheckedException.class ,expectedExceptionsMessageRegExp = "AAI node fetching failed.")
+    public void getServiceInstanceTreeTest_errorCreatingVnfNode() throws IOException, AsdcCatalogException {
+        when(aaiClient.typedAaiRest(URI.create(serviceInstanceRequestUri), JsonNode.class, null, HttpMethod.GET, false)).thenReturn(mapper.readTree(ServiceInstanceResponseString));
+        when(aaiClient.typedAaiRest(URI.create(genericVnfRequestUri), JsonNode.class, null, HttpMethod.GET, false)).thenThrow(exceptionWithRequestInfo);
+        when(aaiClient.getVersionByInvariantId(any())).thenReturn(aaiGetVersionByInvariantIdResponse);
+        when(exceptionWithRequestInfo.toString()).thenReturn("this is a fetching node exception");
+
+        when(aaiGetVersionByInvariantIdResponse.readEntity(String.class)).thenReturn(getVersionByInvariantIdResponseString);
+
+        when(sdcService.getService(any())).thenReturn(mock(ServiceModel.class));
+        when(serviceModelInflator.toNamesByVersionId(any())).thenReturn(ImmutableMap.of());
+
+        new AAIServiceTree(aaiClient, aaiTreeNodeBuilder, aaiTreeConverter, sdcService, serviceModelInflator, executorService)
+                .getServiceInstanceTopology(globalCustomerID, serviceType, serviceInstanceId);
+    }
+
+    @Test(expectedExceptions = GenericUncheckedException.class ,expectedExceptionsMessageRegExp = "AAI node fetching failed.")
+    public void testCreateFailureNode() {
+        AAITreeNode failureNode = FailureAAITreeNode.of(new RuntimeException("Failed to retrieve node data."));
+        failureNode.getId();
+    }
+}