data/yang-data-api/src/test/java/org/opendaylight/yangtools/yang/data/api/schema/tree/DataTreeCandidateNodesTest.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.assertNotNull;
  13 import static org.junit.Assert.assertThrows;
  14 import static org.mockito.ArgumentMatchers.any;
  15 import static org.mockito.ArgumentMatchers.isNull;
  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 DataTreeCandidateNodesTest {
  31     @Test
  32     public void testFromNormalizedNode() {
  33         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  34         final DataTreeCandidateNode dataTreeCandidateNode = DataTreeCandidateNodes.written(mockedNormalizedNode);
  35         assertNotNull(dataTreeCandidateNode);
  36     }
  37
  38     @Test
  39     public void testApplyToCursorWithWriteModificationType() {
  40         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  41         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  42
  43         doReturn(ModificationType.WRITE).when(mockedDataTreeCandidateNode).getModificationType();
  44         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  45         doReturn(Optional.of(mockedNormalizedNode)).when(mockedDataTreeCandidateNode).getDataAfter();
  46         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  47         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
  48     }
  49
  50     @Test
  51     public void testApplyToCursorWithDeleteModificationType() {
  52         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  53         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  54
  55         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
  56         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  57         verify(mockedCursor, times(1)).delete(isNull());
  58     }
  59
  60     @Test
  61     public void testApplyToCursorWithSubtreeModifiedModificationType() {
  62         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  63         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  64
  65         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).getModificationType();
  66
  67         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
  68         doReturn(ModificationType.DELETE).when(mockedChildNode1).getModificationType();
  69
  70         final DataTreeCandidateNode mockedChildNode2 = mock(DataTreeCandidateNode.class);
  71         doReturn(ModificationType.WRITE).when(mockedChildNode2).getModificationType();
  72         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  73         doReturn(Optional.of(mockedNormalizedNode)).when(mockedChildNode2).getDataAfter();
  74
  75         final DataTreeCandidateNode mockedChildNode3 = mock(DataTreeCandidateNode.class);
  76         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedChildNode3).getModificationType();
  77         final DataTreeCandidateNode mockedChildNode3ChildNode = mock(DataTreeCandidateNode.class);
  78         doReturn(ModificationType.DELETE).when(mockedChildNode3ChildNode).getModificationType();
  79         doReturn(Collections.singletonList(mockedChildNode3ChildNode)).when(mockedChildNode3).getChildNodes();
  80
  81         final Collection<DataTreeCandidateNode> childNodes = ImmutableList.of(mockedChildNode1, mockedChildNode2,
  82                 mockedChildNode3);
  83         doReturn(childNodes).when(mockedDataTreeCandidateNode).getChildNodes();
  84
  85         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  86         verify(mockedCursor, times(2)).enter((PathArgument) isNull());
  87         verify(mockedCursor, times(2)).delete(isNull());
  88         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
  89     }
  90
  91     @Test
  92     public void testApplyToCursorWithUnsupportedModificationType() {
  93         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  94         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  95
  96         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).getModificationType();
  97         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
  98             () -> DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode));
  99         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 100     }
 101
 102     @Test
 103     public void testApplyRootedNodeToCursorWithWriteModificationType() {
 104         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 105         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 106         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 107
 108         doReturn(ModificationType.WRITE).when(mockedDataTreeCandidateNode).getModificationType();
 109         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
 110         doReturn(Optional.of(mockedNormalizedNode)).when(mockedDataTreeCandidateNode).getDataAfter();
 111         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, mockedRootPath, mockedDataTreeCandidateNode);
 112         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
 113     }
 114
 115     @Test
 116     public void testApplyRootedNodeToCursorWithDeleteModificationType() {
 117         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 118         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 119         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 120
 121         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
 122         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, mockedRootPath, mockedDataTreeCandidateNode);
 123         verify(mockedCursor, times(1)).delete(isNull());
 124     }
 125
 126     @Test
 127     public void testApplyRootedNodeToCursorWithSubtreeModifiedModificationType() {
 128         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 129         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 130         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 131
 132         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).getModificationType();
 133
 134         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
 135         doReturn(ModificationType.DELETE).when(mockedChildNode1).getModificationType();
 136         doReturn(Collections.singletonList(mockedChildNode1)).when(mockedDataTreeCandidateNode).getChildNodes();
 137
 138         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, mockedRootPath, mockedDataTreeCandidateNode);
 139         verify(mockedCursor, times(1)).enter((PathArgument) isNull());
 140         verify(mockedCursor, times(1)).delete(isNull());
 141     }
 142
 143     @Test
 144     public void testApplyRootedNodeToCursorWithUnsupportedModificationType() {
 145         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 146         final YangInstanceIdentifier mockedRootPath = mock(YangInstanceIdentifier.class);
 147         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 148
 149         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).getModificationType();
 150         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 151             () -> DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, mockedRootPath,
 152                 mockedDataTreeCandidateNode));
 153         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 154     }
 155
 156     @Test
 157     public void testApplyRootToCursorWithSubtreeModifiedModificationType() {
 158         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 159         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 160
 161         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).getModificationType();
 162
 163         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
 164         doReturn(ModificationType.DELETE).when(mockedChildNode1).getModificationType();
 165         doReturn(Collections.singletonList(mockedChildNode1)).when(mockedDataTreeCandidateNode).getChildNodes();
 166
 167         DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode);
 168         verify(mockedCursor, times(1)).delete(isNull());
 169     }
 170
 171     @Test
 172     public void testApplyRootToCursorWithDeleteModificationType() {
 173         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 174         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 175
 176         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
 177         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 178             () -> DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode));
 179         assertThat(ex.getMessage(), containsString("Can not delete root"));
 180     }
 181
 182     @Test
 183     public void testApplyRootToCursorWithUnsupportedModificationType() {
 184         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 185         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 186
 187         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).getModificationType();
 188         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 189             () -> DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode));
 190         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 191     }
 192 }