opendaylight/md-sal/sal-dom-broker/src/test/java/org/opendaylight/controller/sal/dom/broker/BackwardsCompatibleMountPointManagerTest.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html.
   7  */
   8
   9 package org.opendaylight.controller.sal.dom.broker;
  10
  11 import static junit.framework.Assert.fail;
  12 import static org.mockito.Matchers.any;
  13 import static org.mockito.Mockito.doAnswer;
  14 import static org.mockito.Mockito.doReturn;
  15 import static org.mockito.Mockito.mock;
  16 import static org.mockito.Mockito.times;
  17 import static org.mockito.Mockito.verify;
  18
  19 import org.junit.Before;
  20 import org.junit.Test;
  21 import org.mockito.Mock;
  22 import org.mockito.MockitoAnnotations;
  23 import org.mockito.invocation.InvocationOnMock;
  24 import org.mockito.stubbing.Answer;
  25 import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
  26 import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
  27 import org.opendaylight.controller.md.sal.dom.api.DOMService;
  28 import org.opendaylight.controller.md.sal.dom.broker.impl.mount.DOMMountPointServiceImpl;
  29 import org.opendaylight.controller.sal.core.api.mount.MountProvisionInstance;
  30 import org.opendaylight.controller.sal.core.api.mount.MountProvisionListener;
  31 import org.opendaylight.yangtools.concepts.ObjectRegistration;
  32 import org.opendaylight.yangtools.yang.common.QName;
  33 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
  34 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
  35 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 import com.google.common.base.Optional;
  40
  41 public class BackwardsCompatibleMountPointManagerTest {
  42     private static final Logger log = LoggerFactory.getLogger(BackwardsCompatibleMountPointManagerTest.class);
  43
  44     @Mock
  45     private DOMMountPointServiceImpl domMountPointService;
  46     @Mock
  47     private DOMMountPointService.DOMMountPointBuilder mountBuilder;
  48
  49     private BackwardsCompatibleMountPointManager compatibleMountPointManager;
  50     static final QName qName = QName.create("namespace", "12-12-1212", "mount");
  51     static final InstanceIdentifier id = InstanceIdentifier.builder(qName).build();
  52
  53     @Before
  54     public void setUp() throws Exception {
  55         MockitoAnnotations.initMocks(this);
  56         stubMountService();
  57         compatibleMountPointManager = new BackwardsCompatibleMountPointManager(domMountPointService);
  58     }
  59
  60     @Test
  61     public void testCreateMountpointAlreadyCreated() throws Exception {
  62         compatibleMountPointManager.createMountPoint(id);
  63         verify(domMountPointService).createMountPoint(id);
  64         verify(mountBuilder, times(3)).addService(any(Class.class), any(DOMService.class));
  65         verify(mountBuilder).addInitialSchemaContext(any(SchemaContext.class));
  66
  67         try {
  68             compatibleMountPointManager.createMountPoint(id);
  69         } catch (final IllegalStateException e) {
  70             log.debug("", e);
  71             return;
  72         }
  73         fail("Should fail to create duplicate mount");
  74     }
  75
  76     @Test
  77     public void testCreateMountpointGetOrCreate() throws Exception {
  78         compatibleMountPointManager = new BackwardsCompatibleMountPointManager(new DOMMountPointServiceImpl());
  79
  80         final MountProvisionListener listener = new MountProvisionListener() {
  81             public int createdMounts = 0;
  82
  83             @Override
  84             public void onMountPointCreated(final InstanceIdentifier path) {
  85                 if(createdMounts++ > 1 ) {
  86                     fail("Only one mount point should have been created");
  87                 }
  88             }
  89
  90             @Override
  91             public void onMountPointRemoved(final InstanceIdentifier path) {}
  92         };
  93
  94         compatibleMountPointManager.registerProvisionListener(listener);
  95
  96         final MountProvisionInstance m1 = compatibleMountPointManager.createOrGetMountPoint(id);
  97         m1.setSchemaContext(mockSchemaContext());
  98         compatibleMountPointManager.createOrGetMountPoint(id);
  99         compatibleMountPointManager.createOrGetMountPoint(id);
 100     }
 101
 102     private void stubMountService() {
 103         doReturn(mockMountPointBuilder()).when(domMountPointService).createMountPoint(any(InstanceIdentifier.class));
 104         doReturn(Optional.of(mockMountPoint())).when(domMountPointService).getMountPoint(any(InstanceIdentifier.class));
 105     }
 106
 107     private DOMMountPoint mockMountPoint() {
 108         final DOMMountPoint mock = mock(DOMMountPoint.class);
 109         doAnswer(new Answer() {
 110             @Override
 111             public Object answer(final InvocationOnMock invocation) throws Throwable {
 112                 return Optional.of(mock(((Class<?>) invocation.getArguments()[0])));
 113             }
 114         }).when(mock).getService(any(Class.class));
 115         doReturn(mockSchemaContext()).when(mock).getSchemaContext();
 116         return mock;
 117     }
 118
 119     static SchemaContext mockSchemaContext() {
 120         final SchemaContext mock = mock(SchemaContext.class);
 121         doReturn(qName).when(mock).getQName();
 122         doReturn("schema").when(mock).toString();
 123         doReturn(mock(DataSchemaNode.class)).when(mock).getDataChildByName(any(QName.class));
 124         return mock;
 125     }
 126
 127     private DOMMountPointService.DOMMountPointBuilder mockMountPointBuilder() {
 128         doReturn(mountBuilder).when(mountBuilder).addService(any(Class.class), any(DOMService.class));
 129         doReturn(mockObjectRegistration()).when(mountBuilder).register();
 130         doReturn(mountBuilder).when(mountBuilder).addInitialSchemaContext(any(SchemaContext.class));
 131         return mountBuilder;
 132     }
 133
 134     private ObjectRegistration<?> mockObjectRegistration() {
 135         return mock(ObjectRegistration.class);
 136     }
 137
 138 }