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 java.util.Optional;
  23 import org.junit.Test;
  24 import org.junit.runner.RunWith;
  25 import org.mockito.junit.MockitoJUnitRunner;
  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 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeCandidateNode;
  30 import org.opendaylight.yangtools.yang.data.tree.api.DataTreeModificationCursor;
  31 import org.opendaylight.yangtools.yang.data.tree.api.ModificationType;
  32
  33 @RunWith(MockitoJUnitRunner.StrictStubs.class)
  34 public class DataTreeCandidateNodesTest {
  35     @Test
  36     public void testFromNormalizedNode() {
  37         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  38         final DataTreeCandidateNode dataTreeCandidateNode = DataTreeCandidateNodes.written(mockedNormalizedNode);
  39         assertNotNull(dataTreeCandidateNode);
  40     }
  41
  42     @Test
  43     public void testApplyToCursorWithWriteModificationType() {
  44         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  45         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  46
  47         doReturn(ModificationType.WRITE).when(mockedDataTreeCandidateNode).getModificationType();
  48         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  49         doReturn(Optional.of(mockedNormalizedNode)).when(mockedDataTreeCandidateNode).getDataAfter();
  50         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  51         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
  52     }
  53
  54     @Test
  55     public void testApplyToCursorWithDeleteModificationType() {
  56         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  57         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  58
  59         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
  60         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  61         verify(mockedCursor, times(1)).delete(isNull());
  62     }
  63
  64     @Test
  65     public void testApplyToCursorWithSubtreeModifiedModificationType() {
  66         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  67         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  68
  69         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).getModificationType();
  70
  71         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
  72         doReturn(ModificationType.DELETE).when(mockedChildNode1).getModificationType();
  73
  74         final DataTreeCandidateNode mockedChildNode2 = mock(DataTreeCandidateNode.class);
  75         doReturn(ModificationType.WRITE).when(mockedChildNode2).getModificationType();
  76         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
  77         doReturn(Optional.of(mockedNormalizedNode)).when(mockedChildNode2).getDataAfter();
  78
  79         final DataTreeCandidateNode mockedChildNode3 = mock(DataTreeCandidateNode.class);
  80         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedChildNode3).getModificationType();
  81         final DataTreeCandidateNode mockedChildNode3ChildNode = mock(DataTreeCandidateNode.class);
  82         doReturn(ModificationType.DELETE).when(mockedChildNode3ChildNode).getModificationType();
  83         doReturn(List.of(mockedChildNode3ChildNode)).when(mockedChildNode3).getChildNodes();
  84
  85         doReturn(List.of(mockedChildNode1, mockedChildNode2, mockedChildNode3))
  86             .when(mockedDataTreeCandidateNode).getChildNodes();
  87
  88         DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode);
  89         verify(mockedCursor, times(2)).enter((PathArgument) isNull());
  90         verify(mockedCursor, times(2)).delete(isNull());
  91         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
  92     }
  93
  94     @Test
  95     public void testApplyToCursorWithUnsupportedModificationType() {
  96         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
  97         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
  98
  99         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).getModificationType();
 100         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 101             () -> DataTreeCandidateNodes.applyToCursor(mockedCursor, mockedDataTreeCandidateNode));
 102         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 103     }
 104
 105     @Test
 106     public void testApplyRootedNodeToCursorWithWriteModificationType() {
 107         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 108         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 109
 110         doReturn(ModificationType.WRITE).when(mockedDataTreeCandidateNode).getModificationType();
 111         final NormalizedNode mockedNormalizedNode = mock(NormalizedNode.class);
 112         doReturn(Optional.of(mockedNormalizedNode)).when(mockedDataTreeCandidateNode).getDataAfter();
 113         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, YangInstanceIdentifier.empty(),
 114             mockedDataTreeCandidateNode);
 115         verify(mockedCursor, times(1)).write(isNull(), any(NormalizedNode.class));
 116     }
 117
 118     @Test
 119     public void testApplyRootedNodeToCursorWithDeleteModificationType() {
 120         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 121         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 122
 123         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
 124         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, YangInstanceIdentifier.empty(),
 125             mockedDataTreeCandidateNode);
 126         verify(mockedCursor, times(1)).delete(isNull());
 127     }
 128
 129     @Test
 130     public void testApplyRootedNodeToCursorWithSubtreeModifiedModificationType() {
 131         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 132         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 133
 134         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).getModificationType();
 135
 136         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
 137         doReturn(ModificationType.DELETE).when(mockedChildNode1).getModificationType();
 138         doReturn(List.of(mockedChildNode1)).when(mockedDataTreeCandidateNode).getChildNodes();
 139
 140         DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, YangInstanceIdentifier.empty(),
 141             mockedDataTreeCandidateNode);
 142         verify(mockedCursor, times(1)).enter((PathArgument) isNull());
 143         verify(mockedCursor, times(1)).delete(isNull());
 144     }
 145
 146     @Test
 147     public void testApplyRootedNodeToCursorWithUnsupportedModificationType() {
 148         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 149         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 150
 151         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).getModificationType();
 152         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 153             () -> DataTreeCandidateNodes.applyRootedNodeToCursor(mockedCursor, YangInstanceIdentifier.empty(),
 154                 mockedDataTreeCandidateNode));
 155         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 156     }
 157
 158     @Test
 159     public void testApplyRootToCursorWithSubtreeModifiedModificationType() {
 160         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 161         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 162
 163         doReturn(ModificationType.SUBTREE_MODIFIED).when(mockedDataTreeCandidateNode).getModificationType();
 164
 165         final DataTreeCandidateNode mockedChildNode1 = mock(DataTreeCandidateNode.class);
 166         doReturn(ModificationType.DELETE).when(mockedChildNode1).getModificationType();
 167         doReturn(List.of(mockedChildNode1)).when(mockedDataTreeCandidateNode).getChildNodes();
 168
 169         DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode);
 170         verify(mockedCursor, times(1)).delete(isNull());
 171     }
 172
 173     @Test
 174     public void testApplyRootToCursorWithDeleteModificationType() {
 175         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 176         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 177
 178         doReturn(ModificationType.DELETE).when(mockedDataTreeCandidateNode).getModificationType();
 179         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 180             () -> DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode));
 181         assertThat(ex.getMessage(), containsString("Can not delete root"));
 182     }
 183
 184     @Test
 185     public void testApplyRootToCursorWithUnsupportedModificationType() {
 186         final DataTreeCandidateNode mockedDataTreeCandidateNode = mock(DataTreeCandidateNode.class);
 187         final DataTreeModificationCursor mockedCursor = mock(DataTreeModificationCursor.class);
 188
 189         doReturn(ModificationType.APPEARED).when(mockedDataTreeCandidateNode).getModificationType();
 190         final IllegalArgumentException ex = assertThrows(IllegalArgumentException.class,
 191             () -> DataTreeCandidateNodes.applyRootToCursor(mockedCursor, mockedDataTreeCandidateNode));
 192         assertThat(ex.getMessage(), containsString("Unsupported modification"));
 193     }
 194 }