binding/mdsal-binding-dom-adapter/src/test/java/org/opendaylight/mdsal/binding/dom/adapter/BindingDOMAdapterLoaderTest.java

   1 /*
   2  * Copyright (c) 2016 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 package org.opendaylight.mdsal.binding.dom.adapter;
   9
  10 import static org.hamcrest.CoreMatchers.instanceOf;
  11 import static org.hamcrest.MatcherAssert.assertThat;
  12 import static org.junit.Assert.assertEquals;
  13 import static org.junit.Assert.assertNotNull;
  14 import static org.junit.Assert.assertThrows;
  15 import static org.mockito.Mockito.doReturn;
  16 import static org.mockito.Mockito.mock;
  17
  18 import java.util.Optional;
  19 import org.junit.Before;
  20 import org.junit.Test;
  21 import org.junit.runner.RunWith;
  22 import org.mockito.Mock;
  23 import org.mockito.junit.MockitoJUnitRunner;
  24 import org.opendaylight.mdsal.binding.api.DataBroker;
  25 import org.opendaylight.mdsal.binding.api.DataTreeChangeListener;
  26 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
  27 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  28 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
  29 import org.opendaylight.mdsal.dom.api.DOMService;
  30 import org.opendaylight.mdsal.dom.api.DOMTransactionChain;
  31 import org.opendaylight.yang.gen.v1.bug8449.rev170516.Top;
  32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  33
  34 @RunWith(MockitoJUnitRunner.StrictStubs.class)
  35 public class BindingDOMAdapterLoaderTest {
  36     @Mock
  37     private DOMDataBroker domService;
  38     @Mock
  39     private AdapterContext mockContext;
  40     @Mock
  41     private DOMTransactionChain domChain;
  42
  43     private BindingDOMAdapterLoader bindingDOMAdapterLoader;
  44
  45     @Before
  46     public void setUp() {
  47         bindingDOMAdapterLoader = new BindingDOMAdapterLoader(mockContext) {
  48             @Override
  49             protected DOMService<?, ?> getDelegate(final Class<? extends DOMService<?, ?>> reqDeleg) {
  50                 return domService;
  51             }
  52         };
  53     }
  54
  55     @Test
  56     public void createBuilderTest() {
  57         assertDataBrokerAdapter();
  58         domService = null;
  59         assertEquals(Optional.empty(), bindingDOMAdapterLoader.load(DataBroker.class));
  60     }
  61
  62     @Test
  63     public void createChainTest() {
  64         final var adapter = assertDataBrokerAdapter();
  65         doReturn(domChain).when(domService).createTransactionChain();
  66         assertNotNull(adapter.createTransactionChain());
  67     }
  68
  69     @Test
  70     public void registerWithException() {
  71         final var adapter = assertDataBrokerAdapter();
  72         final var ex = assertThrows(UnsupportedOperationException.class,
  73             () -> adapter.registerDataTreeChangeListener(
  74                 DataTreeIdentifier.of(LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(Top.class)),
  75                 mock(DataTreeChangeListener.class)));
  76         assertEquals("Underlying data broker does not expose DOMDataTreeChangeService.", ex.getMessage());
  77     }
  78
  79     private BindingDOMDataBrokerAdapter assertDataBrokerAdapter() {
  80         final var service = bindingDOMAdapterLoader.load(DataBroker.class).orElseThrow();
  81         assertThat(service, instanceOf(BindingDOMDataBrokerAdapter.class));
  82         return (BindingDOMDataBrokerAdapter) service;
  83     }
  84 }