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