AafTopicSetupService implementation

Change-Id: I2dc702cbe1e2e6fedc02b78468f57fa58e994ac2
Issue-ID: DMAAP-1211
Signed-off-by: piotr.karas <piotr.karas@nokia.com>

1 files changed, 338 insertions, 0 deletions

diff --git a/src/test/java/org/onap/dmaap/dbcapi/service/AafTopicSetupServiceTest.java b/src/test/java/org/onap/dmaap/dbcapi/service/AafTopicSetupServiceTest.java
new file mode 100644
index 0000000..a250c90
--- /dev/null
+++ b/src/test/java/org/onap/dmaap/dbcapi/service/AafTopicSetupServiceTest.java
@@ -0,0 +1,338 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * org.onap.dmaap
+ * ================================================================================
+ * Copyright (C) 2019 Nokia 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.dmaap.dbcapi.service;
+
+import junitparams.JUnitParamsRunner;
+import junitparams.Parameters;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.onap.dmaap.dbcapi.aaf.AafNamespace;
+import org.onap.dmaap.dbcapi.aaf.AafRole;
+import org.onap.dmaap.dbcapi.aaf.AafService;
+import org.onap.dmaap.dbcapi.aaf.AafUserRole;
+import org.onap.dmaap.dbcapi.aaf.DmaapGrant;
+import org.onap.dmaap.dbcapi.aaf.DmaapPerm;
+import org.onap.dmaap.dbcapi.model.ApiError;
+import org.onap.dmaap.dbcapi.model.Dmaap;
+import org.onap.dmaap.dbcapi.model.Topic;
+
+import java.util.List;
+
+import static com.google.common.collect.Lists.newArrayList;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.BDDMockito.given;
+
+@RunWith(JUnitParamsRunner.class)
+public class AafTopicSetupServiceTest {
+
+    private static final int INTERNAL_SERVER_ERROR = 500;
+    private static final int NOT_FOUND = 404;
+    private static final int CREATED = 201;
+    private static final String TOPIC_NS_ROOT = "org.onap.dmaap.mr";
+    private static final String TOPIC_PERM = "org.onap.dmaap.mr.topic";
+    private static final String TOPIC_FQTN = "org.onap.dmaap.mr.sample_topic";
+    private static final String IDENTITY = "dmaap-bc@dmaap-bc.onap.org";
+    private AafServiceStub aafService = new AafServiceStub();
+    @Mock
+    private DmaapService dmaapService;
+    private AafTopicSetupService aafTopicSetupService;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        Dmaap dmaap = new Dmaap();
+        dmaap.setTopicNsRoot(TOPIC_NS_ROOT);
+        given(dmaapService.getDmaap()).willReturn(dmaap);
+        given(dmaapService.getTopicPerm()).willReturn(TOPIC_PERM);
+        aafTopicSetupService = new AafTopicSetupService(aafService, dmaapService, true);
+    }
+
+    @Test
+    @Parameters({"201", "409"})
+    public void shouldCreatePublisherSubscriberViewerPermissions(int aafServiceReturnedCode) {
+        aafService.givenReturnCode(aafServiceReturnedCode);
+
+        aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "pub"));
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "sub"));
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "view"));
+    }
+
+    @Test
+    public void shouldReturnOkStatusWhenNoError() {
+        aafService.givenReturnCode(201);
+
+        ApiError apiError = aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        assertOkStatus(apiError);
+    }
+
+    @Test
+    @Parameters({"201", "409"})
+    public void shouldAddNamespace(int aafServiceReturnedCode) {
+        aafService.givenReturnCode(aafServiceReturnedCode);
+        Topic topic = givenTopic(TOPIC_FQTN);
+
+        aafTopicSetupService.aafTopicSetup(topic);
+
+        AafNamespace namespace = new AafNamespace(TOPIC_FQTN, IDENTITY);
+        aafService.shouldAddNamespace(namespace);
+    }
+
+    @Test
+    @Parameters({"201", "409"})
+    public void shouldCretePublisherRoleAndSetItToTopic(int aafServiceReturnedCode) {
+        aafService.givenReturnCode(aafServiceReturnedCode);
+        Topic topic = givenTopic(TOPIC_FQTN);
+
+        aafTopicSetupService.aafTopicSetup(topic);
+
+        AafRole role = new AafRole(TOPIC_FQTN, "publisher");
+        aafService.shouldAddRole(role);
+        assertEquals(role.getFullyQualifiedRole(), topic.getPublisherRole());
+    }
+
+    @Test
+    @Parameters({"201", "409"})
+    public void shouldCreteSubscriberRoleAndSetItToTopic(int aafServiceReturnedCode) {
+        aafService.givenReturnCode(aafServiceReturnedCode);
+        Topic topic = givenTopic(TOPIC_FQTN);
+
+        aafTopicSetupService.aafTopicSetup(topic);
+
+        AafRole role = new AafRole(TOPIC_FQTN, "subscriber");
+        aafService.shouldAddRole(role);
+        assertEquals(role.getFullyQualifiedRole(), topic.getSubscriberRole());
+    }
+
+    @Test
+    @Parameters({"201", "409"})
+    public void shouldGrantPubAndViewPermissionToPublisherRole(int aafServiceReturnedCode) {
+        aafService.givenReturnCode(aafServiceReturnedCode);
+
+        aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        AafRole role = new AafRole(TOPIC_FQTN, "publisher");
+        DmaapPerm pubPerm = new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "pub");
+        DmaapPerm viewPerm = new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "view");
+        aafService.shouldAddGrant(new DmaapGrant(pubPerm, role.getFullyQualifiedRole()));
+        aafService.shouldAddGrant(new DmaapGrant(viewPerm, role.getFullyQualifiedRole()));
+    }
+
+    @Test
+    @Parameters({"201", "409"})
+    public void shouldGrantSubAndViewPermissionToSubscriberRole(int aafServiceReturnedCode) {
+        aafService.givenReturnCode(aafServiceReturnedCode);
+
+        aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        AafRole role = new AafRole(TOPIC_FQTN, "subscriber");
+        DmaapPerm subPerm = new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "sub");
+        DmaapPerm viewPerm = new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "view");
+        aafService.shouldAddGrant(new DmaapGrant(subPerm, role.getFullyQualifiedRole()));
+        aafService.shouldAddGrant(new DmaapGrant(viewPerm, role.getFullyQualifiedRole()));
+    }
+
+    @Test
+    public void shouldCreateOnlyPermissionsWhenCreateTopicRolesIsFalse() {
+        aafTopicSetupService = new AafTopicSetupService(aafService, dmaapService, false);
+
+        aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "pub"));
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "sub"));
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + TOPIC_FQTN, "view"));
+        aafService.shouldHaveNoRolesAndGrants();
+    }
+
+    @Test
+    public void shouldCreateOnlyPermissionsWhenTopicFqtnDoesntStartWithNsRoot() {
+
+        String topicFqtn = "sample_topic";
+        aafTopicSetupService.aafTopicSetup(givenTopic(topicFqtn));
+
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + topicFqtn, "pub"));
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + topicFqtn, "sub"));
+        aafService.shouldAddPerm(new DmaapPerm(TOPIC_PERM, ":topic." + topicFqtn, "view"));
+        aafService.shouldHaveNoRolesAndGrants();
+    }
+
+    @Test
+    public void shouldHandleExceptionWhenTopicSnRootIsNotDefined() {
+        Dmaap dmaap = new Dmaap();
+        dmaap.setTopicNsRoot(null);
+        given(dmaapService.getDmaap()).willReturn(dmaap);
+
+        ApiError apiError = aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        assertErrorStatus(apiError, INTERNAL_SERVER_ERROR);
+    }
+
+    @Test
+    public void shouldHandleExceptionWhenPermissionCreationWasFailed() {
+        aafService.givenAddPermStatus(NOT_FOUND);
+
+        ApiError apiError = aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        assertErrorStatus(apiError, INTERNAL_SERVER_ERROR);
+    }
+
+    @Test
+    public void shouldHandleExceptionWhenNamespaceCreationWasFailed() {
+        aafService.givenAddNamespaceStatus(NOT_FOUND);
+
+        ApiError apiError = aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        assertErrorStatus(apiError, INTERNAL_SERVER_ERROR);
+    }
+
+    @Test
+    public void shouldHandleExceptionWhenRoleCreationWasFailed() {
+        aafService.givenAddRoleStatus(NOT_FOUND);
+
+        ApiError apiError = aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        assertErrorStatus(apiError, INTERNAL_SERVER_ERROR);
+    }
+
+    @Test
+    public void shouldHandleExceptionWhenGrantPermToRoleWasFailed() {
+        aafService.givenAddGrantStatus(NOT_FOUND);
+
+        ApiError apiError = aafTopicSetupService.aafTopicSetup(givenTopic(TOPIC_FQTN));
+
+        assertErrorStatus(apiError, NOT_FOUND);
+    }
+
+    private Topic givenTopic(String topicFqtn) {
+        Topic topic = new Topic();
+        topic.setFqtn(topicFqtn);
+        return topic;
+    }
+
+    private void assertOkStatus(ApiError apiError) {
+        assertTrue(apiError.is2xx());
+        assertEquals("OK", apiError.getMessage());
+    }
+
+    private void assertErrorStatus(ApiError apiError, int code) {
+        assertEquals(code, apiError.getCode());
+    }
+
+    private class AafServiceStub implements AafService {
+
+        private AafNamespace namespace;
+        private List<DmaapPerm> perms = newArrayList();
+        private List<AafRole> roles = newArrayList();
+        private List<DmaapGrant> grants = newArrayList();
+        private int addNamespaceStatus = CREATED;
+        private int addGrantStatus = CREATED;
+        private int addRoleStatus = CREATED;
+        private int addPermStatus = CREATED;
+
+        @Override
+        public String getIdentity() {
+            return IDENTITY;
+        }
+
+        @Override
+        public int addPerm(DmaapPerm perm) {
+            this.perms.add(perm);
+            return addPermStatus;
+        }
+
+        @Override
+        public int addGrant(DmaapGrant grant) {
+            grants.add(grant);
+            return addGrantStatus;
+        }
+
+        @Override
+        public int addUserRole(AafUserRole ur) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public int delGrant(DmaapGrant grant) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public int addRole(AafRole role) {
+            this.roles.add(role);
+            return addRoleStatus;
+        }
+
+        @Override
+        public int addNamespace(AafNamespace namespace) {
+            this.namespace = namespace;
+            return addNamespaceStatus;
+        }
+
+        void givenReturnCode(int status) {
+            this.addNamespaceStatus = status;
+            this.addGrantStatus = status;
+            this.addRoleStatus = status;
+            this.addPermStatus = status;
+        }
+
+        void givenAddNamespaceStatus(int addNamespaceStatus) {
+            this.addNamespaceStatus = addNamespaceStatus;
+        }
+
+        void givenAddGrantStatus(int addGrantStatus) {
+            this.addGrantStatus = addGrantStatus;
+        }
+
+        void givenAddRoleStatus(int addRoleStatus) {
+            this.addRoleStatus = addRoleStatus;
+        }
+
+        void givenAddPermStatus(int addPermStatus) {
+            this.addPermStatus = addPermStatus;
+        }
+
+        void shouldAddPerm(DmaapPerm perm) {
+            assertTrue(perms.contains(perm));
+        }
+
+        void shouldAddNamespace(AafNamespace namespace) {
+            assertEquals(namespace, this.namespace);
+        }
+
+        void shouldAddRole(AafRole role) {
+            assertTrue(roles.contains(role));
+        }
+
+        void shouldAddGrant(DmaapGrant grant) {
+            assertTrue(grants.contains(grant));
+        }
+
+        void shouldHaveNoRolesAndGrants() {
+            assertTrue(this.grants.isEmpty());
+            assertTrue(this.roles.isEmpty());
+        }
+    }
+}
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