2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.mdsal.dom.spi.store;
10 import static org.junit.Assert.assertEquals;
11 import static org.junit.Assert.assertNotNull;
12 import static org.junit.Assert.assertNull;
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.doThrow;
18 import static org.mockito.Mockito.mock;
20 import com.google.common.base.Optional;
21 import java.lang.reflect.Field;
22 import org.junit.Test;
23 import org.opendaylight.mdsal.common.api.ReadFailedException;
24 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
25 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
26 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeSnapshot;
28 @SuppressWarnings("checkstyle:IllegalCatch")
29 public class SnapshotBackedReadTransactionTest {
31 private static final DataTreeSnapshot DATA_TREE_SNAPSHOT = mock(DataTreeSnapshot.class);
32 private static SnapshotBackedReadTransaction<Object> snapshotBackedReadTransaction =
33 new SnapshotBackedReadTransaction<>(new Object(), false, DATA_TREE_SNAPSHOT);
36 public void basicTest() throws Exception {
37 final NormalizedNode<?, ?> testNode = mock(NormalizedNode.class);
38 final Optional<NormalizedNode<?, ?>> optional = Optional.of(testNode);
39 doReturn("testNode").when(testNode).toString();
40 doReturn(java.util.Optional.of(testNode)).when(DATA_TREE_SNAPSHOT).readNode(YangInstanceIdentifier.EMPTY);
41 assertTrue(snapshotBackedReadTransaction.exists(YangInstanceIdentifier.EMPTY).get());
43 assertEquals(optional, snapshotBackedReadTransaction.read(YangInstanceIdentifier.EMPTY).get());
44 final Field stableSnapshotField = SnapshotBackedReadTransaction.class.getDeclaredField("stableSnapshot");
45 stableSnapshotField.setAccessible(true);
47 DataTreeSnapshot stableSnapshot = (DataTreeSnapshot) stableSnapshotField.get(snapshotBackedReadTransaction);
48 assertNotNull(stableSnapshot);
49 snapshotBackedReadTransaction.close();
50 stableSnapshot = (DataTreeSnapshot) stableSnapshotField.get(snapshotBackedReadTransaction);
51 assertNull(stableSnapshot);
54 @SuppressWarnings({ "checkstyle:IllegalThrows", "checkstyle:avoidHidingCauseException" })
55 @Test(expected = ReadFailedException.class)
56 public void readTestWithException() throws Throwable {
57 snapshotBackedReadTransaction.close();
59 snapshotBackedReadTransaction.read(YangInstanceIdentifier.EMPTY).get();
60 fail("Expected ReadFailedException");
61 } catch (Exception e) {
66 @SuppressWarnings({ "checkstyle:IllegalThrows", "checkstyle:avoidHidingCauseException" })
67 @Test(expected = ReadFailedException.class)
68 public void readNodeTestWithException() throws Throwable {
69 doThrow(new NullPointerException("no Node")).when(DATA_TREE_SNAPSHOT).readNode(any());
70 snapshotBackedReadTransaction = new SnapshotBackedReadTransaction<>(new Object(), false, DATA_TREE_SNAPSHOT);
72 snapshotBackedReadTransaction.read(YangInstanceIdentifier.EMPTY).get();
73 fail("Expected ReadFailedException");
74 } catch (Exception e) {
79 @SuppressWarnings({ "checkstyle:IllegalThrows", "checkstyle:avoidHidingCauseException" })
80 @Test(expected = ReadFailedException.class)
81 public void existsTestWithException() throws Throwable {
82 doThrow(new NullPointerException("no Node")).when(DATA_TREE_SNAPSHOT).readNode(any());
85 snapshotBackedReadTransaction.exists(YangInstanceIdentifier.EMPTY).get();
86 fail("Expected ReadFailedException");
87 } catch (Exception e) {