| /* |
| * Copyright 2019-present Open Networking Foundation |
| * |
| * 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. |
| */ |
| package org.onosproject.k8snetworking.impl; |
| |
| import com.google.common.collect.Lists; |
| import com.google.common.util.concurrent.MoreExecutors; |
| import io.fabric8.kubernetes.api.model.ObjectMeta; |
| import io.fabric8.kubernetes.api.model.Service; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.junit.TestUtils; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreServiceAdapter; |
| import org.onosproject.core.DefaultApplicationId; |
| import org.onosproject.event.Event; |
| import org.onosproject.k8snetworking.api.K8sServiceEvent; |
| import org.onosproject.k8snetworking.api.K8sServiceListener; |
| import org.onosproject.store.service.TestStorageService; |
| |
| import java.util.List; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.onosproject.k8snetworking.api.K8sServiceEvent.Type.K8S_SERVICE_CREATED; |
| import static org.onosproject.k8snetworking.api.K8sServiceEvent.Type.K8S_SERVICE_REMOVED; |
| import static org.onosproject.k8snetworking.api.K8sServiceEvent.Type.K8S_SERVICE_UPDATED; |
| |
| /** |
| * Unit tests for kubernetes service manager. |
| */ |
| public class K8sServiceManagerTest { |
| |
| private static final ApplicationId TEST_APP_ID = new DefaultApplicationId(1, "test"); |
| |
| private static final String UNKNOWN_UID = "unknown_uid"; |
| private static final String UPDATED_UID = "updated_uid"; |
| private static final String UPDATED_NAME = "updated_name"; |
| |
| private static final String SERVICE_UID = "service_uid"; |
| private static final String SERVICE_NAME = "service_name_1"; |
| |
| private static final Service SERVICE = createK8sService(SERVICE_UID, SERVICE_NAME); |
| private static final Service SERVICE_UPDATED = |
| createK8sService(SERVICE_UID, UPDATED_NAME); |
| |
| |
| private final TestK8sServiceListener testListener = new TestK8sServiceListener(); |
| |
| private K8sServiceManager target; |
| private DistributedK8sServiceStore k8sServiceStore; |
| |
| @Before |
| public void setUp() throws Exception { |
| k8sServiceStore = new DistributedK8sServiceStore(); |
| TestUtils.setField(k8sServiceStore, "coreService", new TestCoreService()); |
| TestUtils.setField(k8sServiceStore, "storageService", new TestStorageService()); |
| TestUtils.setField(k8sServiceStore, "eventExecutor", MoreExecutors.newDirectExecutorService()); |
| k8sServiceStore.activate(); |
| |
| target = new K8sServiceManager(); |
| TestUtils.setField(target, "coreService", new TestCoreService()); |
| target.k8sServiceStore = k8sServiceStore; |
| target.addListener(testListener); |
| target.activate(); |
| } |
| |
| @After |
| public void tearDown() { |
| target.removeListener(testListener); |
| k8sServiceStore.deactivate(); |
| target.deactivate(); |
| k8sServiceStore = null; |
| target = null; |
| } |
| |
| /** |
| * Tests if getting all services return correct set of services. |
| */ |
| @Test |
| public void testGetServices() { |
| createBasicServices(); |
| assertEquals("Number of service did not match", 1, target.services().size()); |
| } |
| |
| /** |
| * Tests if getting a service with UID returns the correct service. |
| */ |
| @Test |
| public void testGetServiceByUid() { |
| createBasicServices(); |
| assertNotNull("Service did not match", target.service(SERVICE_UID)); |
| assertNull("Service did not match", target.service(UNKNOWN_UID)); |
| } |
| |
| /** |
| * Tests creating and removing a service, and checks if it triggers proper events. |
| */ |
| @Test |
| public void testCreateAndRemoveService() { |
| target.createService(SERVICE); |
| assertEquals("Number of services did not match", 1, target.services().size()); |
| assertNotNull("Service was not created", target.service(SERVICE_UID)); |
| |
| target.removeService(SERVICE_UID); |
| assertEquals("Number of services did not match", 0, target.services().size()); |
| assertNull("Service was not removed", target.service(SERVICE_UID)); |
| |
| validateEvents(K8S_SERVICE_CREATED, K8S_SERVICE_REMOVED); |
| } |
| |
| /** |
| * Tests updating a service, and checks if it triggers proper events. |
| */ |
| @Test |
| public void testCreateAndUpdateService() { |
| target.createService(SERVICE); |
| assertEquals("Number of services did not match", 1, target.services().size()); |
| assertEquals("Service did not match", SERVICE_NAME, |
| target.service(SERVICE_UID).getMetadata().getName()); |
| |
| target.updateService(SERVICE_UPDATED); |
| |
| assertEquals("Number of services did not match", 1, target.services().size()); |
| assertEquals("Service did not match", UPDATED_NAME, |
| target.service(SERVICE_UID).getMetadata().getName()); |
| validateEvents(K8S_SERVICE_CREATED, K8S_SERVICE_UPDATED); |
| } |
| |
| /** |
| * Tests if creating a null service fails with an exception. |
| */ |
| @Test(expected = NullPointerException.class) |
| public void testCreateNullService() { |
| target.createService(null); |
| } |
| |
| /** |
| * Tests if creating a duplicate service fails with an exception. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testCreateDuplicateService() { |
| target.createService(SERVICE); |
| target.createService(SERVICE); |
| } |
| |
| /** |
| * Tests if removing service with null ID fails with an exception. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testRemoveServiceWithNull() { |
| target.removeService(null); |
| } |
| |
| /** |
| * Tests if updating an unregistered service fails with an exception. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testUpdateUnregisteredService() { |
| target.updateService(SERVICE); |
| } |
| |
| private void createBasicServices() { |
| target.createService(SERVICE); |
| } |
| |
| private static Service createK8sService(String uid, String name) { |
| ObjectMeta meta = new ObjectMeta(); |
| meta.setUid(uid); |
| meta.setName(name); |
| |
| Service service = new Service(); |
| service.setApiVersion("v1"); |
| service.setKind("service"); |
| service.setMetadata(meta); |
| |
| return service; |
| } |
| |
| private static class TestCoreService extends CoreServiceAdapter { |
| |
| @Override |
| public ApplicationId registerApplication(String name) { |
| return TEST_APP_ID; |
| } |
| } |
| |
| private static class TestK8sServiceListener implements K8sServiceListener { |
| private List<K8sServiceEvent> events = Lists.newArrayList(); |
| |
| @Override |
| public void event(K8sServiceEvent event) { |
| events.add(event); |
| } |
| } |
| |
| private void validateEvents(Enum... types) { |
| int i = 0; |
| assertEquals("Number of events did not match", types.length, testListener.events.size()); |
| for (Event event : testListener.events) { |
| assertEquals("Incorrect event received", types[i], event.type()); |
| i++; |
| } |
| testListener.events.clear(); |
| } |
| } |