data/yang-data-api/src/test/java/org/opendaylight/yangtools/yang/data/api/schema/tree/DataTreeCandidatesTest.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.yangtools.yang.data.api.schema.tree;
   9
  10 import static org.hamcrest.CoreMatchers.containsString;
  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.junit.Assert.assertTrue;
  16 import static org.mockito.ArgumentMatchers.any;
  17 import static org.mockito.ArgumentMatchers.isNull;
  18 import static org.mockito.Mockito.doReturn;
  19 import static org.mockito.Mockito.mock;
  20 import static org.mockito.Mockito.times;
  21 import static org.mockito.Mockito.verify;
  22
  23 import com.google.common.collect.ImmutableList;
  24 import java.util.Collection;
  25 import java.util.Collections;
  26 import java.util.Optional;
  27 import org.junit.Test;
  28 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  29 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
  30 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  31
  32 public class DataTreeCandidatesTest {
  33
  34     @Test
  35     public void testNewDataTreeCandidate() {
  36         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
  37         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  38         final DataTreeCandidate dataTreeCandidate = DataTreeCandidates.newDataTreeCandidate(mockedRootPath,
  39                 mockedDataTreeCandidateNode);
  40
  41         assertNotNull(dataTreeCandidate);
  42         assertTrue(dataTreeCandidate instanceof DefaultDataTreeCandidate);
  43         assertEquals(mockedRootPath, dataTreeCandidate.getRootPath());
  44         assertEquals(mockedDataTreeCandidateNode, dataTreeCandidate.getRootNode());
  45         assertTrue(dataTreeCandidate.toString().contains(
  46                 "DefaultDataTreeCandidate{rootPath=/, rootNode=Mock for DataTreeCandidateNode, hashCode: "));
  47     }
  48
  49     @Test
  50     public void testFromNormalizedNode() {
  51         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
  52         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  53         final DataTreeCandidate dataTreeCandidate = DataTreeCandidates.fromNormalizedNode(mockedRootPath,
  54                 mockedNormalizedNode);
  55
  56         assertNotNull(dataTreeCandidate);
  57         assertTrue(dataTreeCandidate instanceof DefaultDataTreeCandidate);
  58         assertEquals(mockedRootPath, dataTreeCandidate.getRootPath());
  59         assertTrue(dataTreeCandidate.getRootNode() instanceof NormalizedNodeDataTreeCandidateNode);
  60     }
  61
  62     @Test
  63     public void testApplyToCursor() {
  64         final DataTreeCandidate mockedDataTreeCandidate = mock(DataTreeCandidate.class);
  65         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  66
  67         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  68         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
  69         doReturn(mockedDataTreeCandidateNode).when(mockedDataTreeCandidate).getRootNode();
  70         DataTreeCandidates.applyToCursor(mockedCursor, mockedDataTreeCandidate);
  71         verify(mockedCursor, times(1)).delete(isNull());
  72     }
  73
  74     @Test
  75     public void testApplyToCursorAwareModification() {
  76         final DataTreeCandidate mockedDataTreeCandidate = mock(DataTreeCandidate.class);
  77         final CursorAwareDataTreeModification mockedModification = mock(CursorAwareDataTreeModification.class);
  78
  79         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
  80         doReturn(mockedRootPath).when(mockedDataTreeCandidate).getRootPath();
  81         final YangInstanceIdentifier mockedRootPathParent = mock(YangInstanceIdentifier.class);
  82         doReturn(mockedRootPathParent).when(mockedRootPath).getParent();
  83
  84         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  85         doReturn(Optional.of(mockedCursor)).when(mockedModification).openCursor(mockedRootPathParent);
  86         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  87         doReturn(mockedDataTreeCandidateNode).when(mockedDataTreeCandidate).getRootNode();
  88
  89         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
  90
  91         DataTreeCandidates.applyToModification(mockedModification, mockedDataTreeCandidate);
  92         verify(mockedRootPath, times(1)).getParent();
  93         verify(mockedModification, times(1)).openCursor(mockedRootPathParent);
  94         verify(mockedCursor, times(1)).delete(isNull());
  95     }
  96
  97     @Test
  98     public void testApplyToCursorAwareModificationRoot() {
  99         final DataTreeCandidate mockedDataTreeCandidate = mock(DataTreeCandidate.class);
 100         final CursorAwareDataTreeModification mockedModification = mock(CursorAwareDataTreeModification.class);
 101         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 102         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 103         doReturn(mockedRootPath).when(mockedDataTreeCandidate).getRootPath();
 104         doReturn(null).when(mockedRootPath).getParent();
 105         doReturn(mockedDataTreeCandidateNode).when(mockedDataTreeCandidate).getRootNode();
 106         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
 107
 108         IllegalArgumentException thrown = assertThrows(IllegalArgumentException.class,
 109             () -> DataTreeCandidates.applyToModification(mockedModification, mockedDataTreeCandidate));
 110         assertEquals("Can not delete root.", thrown.getMessage());
 111     }
 112
 113     @Test
 114     public void testApplyToModificationWithDeleteModificationType() {
 115         final DataTreeCandidate mockedDataTreeCandidate = mock(DataTreeCandidate.class);
 116         final DataTreeModification mockedModification = mock(DataTreeModification.class);
 117
 118         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 119         doReturn(mockedDataTreeCandidateNode).when(mockedDataTreeCandidate).getRootNode();
 120         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 121         doReturn(mockedRootPath).when(mockedDataTreeCandidate).getRootPath();
 122
 123         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
 124
 125         DataTreeCandidates.applyToModification(mockedModification, mockedDataTreeCandidate);
 126         verify(mockedModification, times(1)).delete(any(YangInstanceIdentifier.class));
 127     }
 128
 129     @Test
 130     public void testApplyToModificationWithWriteModificationType() {
 131         final DataTreeCandidate mockedDataTreeCandidate = mock(DataTreeCandidate.class);
 132         final DataTreeModification mockedModification = mock(DataTreeModification.class);
 133
 134         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 135         doReturn(mockedDataTreeCandidateNode).when(mockedDataTreeCandidate).getRootNode();
 136         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 137         doReturn(mockedRootPath).when(mockedDataTreeCandidate).getRootPath();
 138         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
 139         doReturn(Optional.of(mockedNormalizedNode)).when(mockedDataTreeCandidateNode).getDataAfter();
 140
 141         doReturn(ModificationType.WRITE).when(mockedDataTreeCandidateNode).getModificationType();
 142
 143         DataTreeCandidates.applyToModification(mockedModification, mockedDataTreeCandidate);
 144         verify(mockedModification, times(1)).write(any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 145     }
 146
 147     @Test
 148     public void testApplyToModificationWithSubtreeModifiedModificationType() {
 149         final DataTreeCandidate mockedDataTreeCandidate = mock(DataTreeCandidate.class);
 150         final DataTreeModification mockedModification = mock(DataTreeModification.class);
 151
 152         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 153         doReturn(mockedDataTreeCandidateNode).when(mockedDataTreeCandidate).getRootNode();
 154         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 155         doReturn(mockedRootPath).when(mockedDataTreeCandidate).getRootPath();
 156
 157         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).getModificationType();
 158
 159         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
 160         doReturn(ModificationType.DELETE).when(mockedChildNode1).getModificationType();
 161         final PathArgument mockedPathArgument1 = mock(PathArgument.class);
 162         doReturn(mockedPathArgument1).when(mockedChildNode1).getIdentifier();
 163
 164         final DataTreeCandidateNode mockedChildNode2 = mock(DataTreeCandidateNode.class);
 165         doReturn(ModificationType.WRITE).when(mockedChildNode2).getModificationType();
 166         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
 167         doReturn(Optional.of(mockedNormalizedNode)).when(mockedChildNode2).getDataAfter();
 168         final PathArgument mockedPathArgument2 = mock(PathArgument.class);
 169         doReturn(mockedPathArgument2).when(mockedChildNode2).getIdentifier();
 170
 171         final DataTreeCandidateNode mockedChildNode3 = mock(DataTreeCandidateNode.class);
 172         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedChildNode3).getModificationType();
 173         final PathArgument mockedPathArgument3 = mock(PathArgument.class);
 174         doReturn(mockedPathArgument3).when(mockedChildNode3).getIdentifier();
 175         final DataTreeCandidateNode mockedChildNode3ChildNode = mock(DataTreeCandidateNode.class);
 176         doReturn(ModificationType.DELETE).when(mockedChildNode3ChildNode).getModificationType();
 177         final PathArgument mockedPathArgument31 = mock(PathArgument.class);
 178         doReturn(mockedPathArgument3).when(mockedChildNode3).getIdentifier();
 179         doReturn(mockedPathArgument31).when(mockedChildNode3ChildNode).getIdentifier();
 180         doReturn(Collections.singletonList(mockedChildNode3ChildNode)).when(mockedChildNode3).getChildNodes();
 181
 182         final Collection<DataTreeCandidateNode> childNodes = ImmutableList.of(mockedChildNode1, mockedChildNode2,
 183                 mockedChildNode3);
 184         doReturn(childNodes).when(mockedDataTreeCandidateNode).getChildNodes();
 185
 186         DataTreeCandidates.applyToModification(mockedModification, mockedDataTreeCandidate);
 187         verify(mockedModification, times(2)).delete(any(YangInstanceIdentifier.class));
 188         verify(mockedModification, times(1)).write(any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 189     }
 190
 191     @Test
 192     public void testApplyToModificationWithUnsupportedModificationType() {
 193         final DataTreeCandidate mockedDataTreeCandidate = mock(DataTreeCandidate.class);
 194         final DataTreeModification mockedModification = mock(DataTreeModification.class);
 195
 196         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 197         doReturn(mockedDataTreeCandidateNode).when(mockedDataTreeCandidate).getRootNode();
 198         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 199         doReturn(mockedRootPath).when(mockedDataTreeCandidate).getRootPath();
 200
 201         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).getModificationType();
 202
 203         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 204             () -> DataTreeCandidates.applyToModification(mockedModification, mockedDataTreeCandidate));
 205         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 206     }
 207 }