data/yang-data-tree-spi/src/test/java/org/opendaylight/yangtools/yang/data/tree/spi/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.tree.spi;
   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 java.util.List;
  22 import org.junit.Test;
  23 import org.junit.runner.RunWith;
  24 import org.mockito.junit.MockitoJUnitRunner;
  25 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  26 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
  27 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  28 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeCandidateNode;
  29 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeModificationCursor;
  30 import org.opendaylight.yangtools.yang.data.tree.api.ModificationType;
  31
  32 @RunWith(MockitoJUnitRunner.StrictStubs.class)
  33 public class DataTreeCandidateNodesTest {
  34     @Test
  35     public void testFromNormalizedNode() {
  36         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  37         final DataTreeCandidateNode dataTreeCandidateNode = DataTreeCandidateNodes.written(mockedNormalizedNode);
  38         assertNotNull(dataTreeCandidateNode);
  39     }
  40
  41     @Test
  42     public void testApplyToCursorWithWriteModificationType() {
  43         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  44         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  45
  46         doReturn(ModificationType.WRITE).when(mockedDataTreeCandidateNode).modificationType();
  47         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  48         doReturn(mockedNormalizedNode).when(mockedDataTreeCandidateNode).dataAfter();
  49         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  50         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
  51     }
  52
  53     @Test
  54     public void testApplyToCursorWithDeleteModificationType() {
  55         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  56         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  57
  58         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).modificationType();
  59         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  60         verify(mockedCursor, times(1)).delete(isNull());
  61     }
  62
  63     @Test
  64     public void testApplyToCursorWithSubtreeModifiedModificationType() {
  65         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  66         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  67
  68         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).modificationType();
  69
  70         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
  71         doReturn(ModificationType.DELETE).when(mockedChildNode1).modificationType();
  72
  73         final DataTreeCandidateNode mockedChildNode2 = mock(DataTreeCandidateNode.class);
  74         doReturn(ModificationType.WRITE).when(mockedChildNode2).modificationType();
  75         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  76         doReturn(mockedNormalizedNode).when(mockedChildNode2).dataAfter();
  77
  78         final DataTreeCandidateNode mockedChildNode3 = mock(DataTreeCandidateNode.class);
  79         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedChildNode3).modificationType();
  80         final DataTreeCandidateNode mockedChildNode3ChildNode = mock(DataTreeCandidateNode.class);
  81         doReturn(ModificationType.DELETE).when(mockedChildNode3ChildNode).modificationType();
  82         doReturn(List.of(mockedChildNode3ChildNode)).when(mockedChildNode3).childNodes();
  83
  84         doReturn(List.of(mockedChildNode1, mockedChildNode2, mockedChildNode3))
  85             .when(mockedDataTreeCandidateNode).childNodes();
  86
  87         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  88         verify(mockedCursor, times(2)).enter((PathArgument) isNull());
  89         verify(mockedCursor, times(2)).delete(isNull());
  90         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
  91     }
  92
  93     @Test
  94     public void testApplyToCursorWithUnsupportedModificationType() {
  95         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  96         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  97
  98         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).modificationType();
  99         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 100             () -> DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode));
 101         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 102     }
 103
 104     @Test
 105     public void testApplyRootedNodeToCursorWithWriteModificationType() {
 106         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 107         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 108
 109         doReturn(ModificationType.WRITE).when(mockedDataTreeCandidateNode).modificationType();
 110         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
 111         doReturn(mockedNormalizedNode).when(mockedDataTreeCandidateNode).dataAfter();
 112         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, YangInstanceIdentifier.of(),
 113             mockedDataTreeCandidateNode);
 114         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
 115     }
 116
 117     @Test
 118     public void testApplyRootedNodeToCursorWithDeleteModificationType() {
 119         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 120         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 121
 122         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).modificationType();
 123         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, YangInstanceIdentifier.of(),
 124             mockedDataTreeCandidateNode);
 125         verify(mockedCursor, times(1)).delete(isNull());
 126     }
 127
 128     @Test
 129     public void testApplyRootedNodeToCursorWithSubtreeModifiedModificationType() {
 130         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 131         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 132
 133         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).modificationType();
 134
 135         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
 136         doReturn(ModificationType.DELETE).when(mockedChildNode1).modificationType();
 137         doReturn(List.of(mockedChildNode1)).when(mockedDataTreeCandidateNode).childNodes();
 138
 139         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, YangInstanceIdentifier.of(),
 140             mockedDataTreeCandidateNode);
 141         verify(mockedCursor, times(1)).enter((PathArgument) isNull());
 142         verify(mockedCursor, times(1)).delete(isNull());
 143     }
 144
 145     @Test
 146     public void testApplyRootedNodeToCursorWithUnsupportedModificationType() {
 147         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 148         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 149
 150         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).modificationType();
 151         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 152             () -> DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, YangInstanceIdentifier.of(),
 153                 mockedDataTreeCandidateNode));
 154         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 155     }
 156
 157     @Test
 158     public void testApplyRootToCursorWithSubtreeModifiedModificationType() {
 159         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 160         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 161
 162         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).modificationType();
 163
 164         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
 165         doReturn(ModificationType.DELETE).when(mockedChildNode1).modificationType();
 166         doReturn(List.of(mockedChildNode1)).when(mockedDataTreeCandidateNode).childNodes();
 167
 168         DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode);
 169         verify(mockedCursor, times(1)).delete(isNull());
 170     }
 171
 172     @Test
 173     public void testApplyRootToCursorWithDeleteModificationType() {
 174         final var mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 175         final var mockedCursor = mock(DataTreeModificationCursor.class);
 176
 177         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).modificationType();
 178         final var ex = assertThrows(IllegalArgumentException.class,
 179             () -> DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode));
 180         assertThat(ex.getMessage(), containsString("Can not delete root"));
 181     }
 182
 183     @Test
 184     public void testApplyRootToCursorWithUnsupportedModificationType() {
 185         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 186         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 187
 188         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).modificationType();
 189         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 190             () -> DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode));
 191         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 192     }
 193 }