v3po/translate-utils/src/test/java/io/fd/honeycomb/v3po/translate/util/read/registry/SubtreeReaderTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco and/or its affiliates.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package io.fd.honeycomb.v3po.translate.util.read.registry;
  18
  19 import static org.junit.Assert.assertEquals;
  20 import static org.junit.Assert.assertFalse;
  21 import static org.mockito.Mockito.atLeastOnce;
  22 import static org.mockito.Mockito.doReturn;
  23 import static org.mockito.Mockito.mock;
  24 import static org.mockito.Mockito.verify;
  25
  26 import com.google.common.base.Optional;
  27 import com.google.common.collect.Sets;
  28 import io.fd.honeycomb.v3po.translate.read.ReadContext;
  29 import io.fd.honeycomb.v3po.translate.read.Reader;
  30 import io.fd.honeycomb.v3po.translate.util.DataObjects;
  31 import org.junit.Before;
  32 import org.junit.Test;
  33 import org.mockito.Mock;
  34 import org.mockito.MockitoAnnotations;
  35 import org.opendaylight.yangtools.concepts.Builder;
  36 import org.opendaylight.yangtools.yang.binding.ChildOf;
  37 import org.opendaylight.yangtools.yang.binding.DataObject;
  38 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  39
  40 public class SubtreeReaderTest {
  41
  42     @Mock
  43     private Reader<DataObjects.DataObject4, Builder<DataObjects.DataObject4>> delegate;
  44     @Mock
  45     private Reader<DataObject1, Builder<DataObject1>> delegateLocal;
  46     @Mock
  47     private ReadContext ctx;
  48
  49     @Before
  50     public void setUp() throws Exception {
  51         MockitoAnnotations.initMocks(this);
  52         doReturn(DataObjects.DataObject4.IID).when(delegate).getManagedDataObjectType();
  53         doReturn(DataObject1.IID).when(delegateLocal).getManagedDataObjectType();
  54     }
  55
  56     @Test
  57     public void testCreate() throws Exception {
  58         final Reader<DataObjects.DataObject4, Builder<DataObjects.DataObject4>> subtreeR =
  59                 SubtreeReader.createForReader(Sets.newHashSet(DataObjects.DataObject4.DataObject41.IID), delegate);
  60
  61         subtreeR.getBuilder(DataObjects.DataObject4.IID);
  62         verify(delegate).getBuilder(DataObjects.DataObject4.IID);
  63
  64         subtreeR.getManagedDataObjectType();
  65         verify(delegate, atLeastOnce()).getManagedDataObjectType();
  66     }
  67
  68     @Test(expected = IllegalArgumentException.class)
  69     public void testCreateInvalid() throws Exception {
  70         SubtreeReader.createForReader(Sets.newHashSet(DataObjects.DataObject1.IID), delegate);
  71     }
  72
  73     @Test(expected = IllegalStateException.class)
  74     public void testReadOnlySubtreeCannotFilter() throws Exception {
  75         final Reader<DataObjects.DataObject4, Builder<DataObjects.DataObject4>> subtreeR =
  76                 SubtreeReader.createForReader(Sets.newHashSet(DataObjects.DataObject4.DataObject41.IID), delegate);
  77
  78         doReturn(Optional.fromNullable(mock(DataObjects.DataObject4.class))).when(delegate).read(DataObjects.DataObject4.IID, ctx);
  79         subtreeR.read(DataObjects.DataObject4.DataObject41.IID, ctx);
  80     }
  81
  82     @Test
  83     public void testReadOnlySubtreeNotPresent() throws Exception {
  84         final Reader<DataObjects.DataObject4, Builder<DataObjects.DataObject4>> subtreeR =
  85                 SubtreeReader.createForReader(Sets.newHashSet(DataObjects.DataObject4.DataObject41.IID), delegate);
  86
  87         doReturn(Optional.absent()).when(delegate).read(DataObjects.DataObject4.IID, ctx);
  88         assertFalse(subtreeR.read(DataObjects.DataObject4.DataObject41.IID, ctx).isPresent());
  89     }
  90
  91     @Test
  92     public void testReadOnlySubtreeChild() throws Exception {
  93         final Reader<DataObject1, Builder<DataObject1>> subtreeR =
  94                 SubtreeReader.createForReader(Sets.newHashSet(DataObject1.DataObject11.IID), delegateLocal);
  95
  96         final DataObject1 mock = mock(DataObject1.class);
  97         final DataObject1.DataObject11 mock11 = mock(DataObject1.DataObject11.class);
  98         doReturn(mock11).when(mock).getDataObject11();
  99         doReturn(Optional.fromNullable(mock)).when(delegateLocal).read(DataObject1.IID, ctx);
 100         assertEquals(mock11, subtreeR.read(DataObject1.DataObject11.IID, ctx).get());
 101     }
 102
 103     @Test
 104     public void testReadEntireSubtree() throws Exception {
 105         final Reader<DataObject1, Builder<DataObject1>> subtreeR =
 106                 SubtreeReader.createForReader(Sets.newHashSet(DataObject1.DataObject11.IID), delegateLocal);
 107
 108         final DataObject1 mock = mock(DataObject1.class);
 109         final DataObject1.DataObject11 mock11 = mock(DataObject1.DataObject11.class);
 110         doReturn(mock11).when(mock).getDataObject11();
 111         doReturn(Optional.fromNullable(mock)).when(delegateLocal).read(DataObject1.IID, ctx);
 112         assertEquals(mock, subtreeR.read(DataObject1.IID, ctx).get());
 113     }
 114
 115     public abstract static class DataObject1 implements DataObject {
 116         public static InstanceIdentifier<DataObject1> IID = InstanceIdentifier.create(DataObject1.class);
 117
 118         public abstract DataObject11 getDataObject11();
 119
 120         public abstract static class DataObject11 implements DataObject, ChildOf<DataObject1> {
 121             public static InstanceIdentifier<DataObject11> IID = DataObject1.IID.child(DataObject11.class);
 122         }
 123     }
 124 }