opendaylight/md-sal/sal-clustering-commons/src/test/java/org/opendaylight/controller/cluster/datastore/node/utils/stream/NormalizedNodeStreamReaderWriterTest.java

   1 /*
   2  * Copyright (c) 2014, 2015 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.controller.cluster.datastore.node.utils.stream;
  10
  11 import java.io.ByteArrayInputStream;
  12 import java.io.ByteArrayOutputStream;
  13 import java.io.IOException;
  14 import org.apache.commons.lang.SerializationUtils;
  15 import org.junit.Assert;
  16 import org.junit.Test;
  17 import org.opendaylight.controller.cluster.datastore.node.NormalizedNodeToNodeCodec;
  18 import org.opendaylight.controller.cluster.datastore.util.InstanceIdentifierUtils;
  19 import org.opendaylight.controller.cluster.datastore.util.TestModel;
  20 import org.opendaylight.controller.protobuff.messages.transaction.ShardTransactionMessages;
  21 import org.opendaylight.yangtools.yang.common.QName;
  22 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  23 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  24 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  25 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  26 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  27 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  28 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  29 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetEntryNodeBuilder;
  30 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetNodeBuilder;
  31 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  32
  33 public class NormalizedNodeStreamReaderWriterTest {
  34
  35     @Test
  36     public void testNormalizedNodeStreaming() throws IOException {
  37
  38         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
  39         NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(byteArrayOutputStream);
  40
  41         NormalizedNode<?, ?> testContainer = createTestContainer();
  42         writer.writeNormalizedNode(testContainer);
  43
  44         QName toaster = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","toaster");
  45         QName darknessFactor = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","darknessFactor");
  46         ContainerNode toasterNode = Builders.containerBuilder().
  47                 withNodeIdentifier(new NodeIdentifier(toaster)).
  48                 withChild(ImmutableNodes.leafNode(darknessFactor, "1000")).build();
  49
  50         ContainerNode toasterContainer = Builders.containerBuilder().
  51                 withNodeIdentifier(new NodeIdentifier(SchemaContext.NAME)).
  52                 withChild(toasterNode).build();
  53         writer.writeNormalizedNode(toasterContainer);
  54
  55         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
  56                 new ByteArrayInputStream(byteArrayOutputStream.toByteArray()));
  57
  58         NormalizedNode<?,?> node = reader.readNormalizedNode();
  59         Assert.assertEquals(testContainer, node);
  60
  61         node = reader.readNormalizedNode();
  62         Assert.assertEquals(toasterContainer, node);
  63
  64         writer.close();
  65     }
  66
  67     private NormalizedNode<?, ?> createTestContainer() {
  68         byte[] bytes1 = {1,2,3};
  69         LeafSetEntryNode<Object> entry1 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  70                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, bytes1)).
  71                 withValue(bytes1).build();
  72
  73         byte[] bytes2 = {};
  74         LeafSetEntryNode<Object> entry2 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  75                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, bytes2)).
  76                 withValue(bytes2).build();
  77
  78         LeafSetEntryNode<Object> entry3 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  79                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, null)).
  80                 withValue(null).build();
  81
  82
  83         return TestModel.createBaseTestContainerBuilder().
  84                 withChild(ImmutableLeafSetNodeBuilder.create().withNodeIdentifier(
  85                         new YangInstanceIdentifier.NodeIdentifier(TestModel.BINARY_LEAF_LIST_QNAME)).
  86                         withChild(entry1).withChild(entry2).withChild(entry3).build()).
  87                 withChild(ImmutableNodes.leafNode(TestModel.SOME_BINARY_DATA_QNAME, new byte[]{1,2,3,4})).
  88                 withChild(Builders.orderedMapBuilder().
  89                       withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.ORDERED_LIST_QNAME)).
  90                       withChild(ImmutableNodes.mapEntry(TestModel.ORDERED_LIST_ENTRY_QNAME,
  91                               TestModel.ID_QNAME, 11)).build()).
  92                 build();
  93     }
  94
  95     @Test
  96     public void testYangInstanceIdentifierStreaming() throws IOException  {
  97         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
  98                 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
  99                         TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
 100
 101         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 102         NormalizedNodeOutputStreamWriter writer =
 103                 new NormalizedNodeOutputStreamWriter(byteArrayOutputStream);
 104         writer.writeYangInstanceIdentifier(path);
 105
 106         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 107                 new ByteArrayInputStream(byteArrayOutputStream.toByteArray()));
 108
 109         YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
 110         Assert.assertEquals(path, newPath);
 111
 112         writer.close();
 113     }
 114
 115     @Test
 116     public void testNormalizedNodeAndYangInstanceIdentifierStreaming() throws IOException {
 117
 118         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 119         NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(byteArrayOutputStream);
 120
 121         NormalizedNode<?, ?> testContainer = TestModel.createBaseTestContainerBuilder().build();
 122         writer.writeNormalizedNode(testContainer);
 123
 124         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
 125                 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
 126                         TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
 127
 128         writer.writeYangInstanceIdentifier(path);
 129
 130         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 131                 new ByteArrayInputStream(byteArrayOutputStream.toByteArray()));
 132
 133         NormalizedNode<?,?> node = reader.readNormalizedNode();
 134         Assert.assertEquals(testContainer, node);
 135
 136         YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
 137         Assert.assertEquals(path, newPath);
 138
 139         writer.close();
 140     }
 141
 142     @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
 143     public void testInvalidNormalizedNodeStream() throws IOException {
 144         byte[] protobufBytes = new NormalizedNodeToNodeCodec(null).encode(
 145                 TestModel.createBaseTestContainerBuilder().build()).getNormalizedNode().toByteArray();
 146
 147         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 148                 new ByteArrayInputStream(protobufBytes));
 149
 150         reader.readNormalizedNode();
 151     }
 152
 153     @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
 154     public void testInvalidYangInstanceIdentifierStream() throws IOException {
 155         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).build();
 156
 157         byte[] protobufBytes = ShardTransactionMessages.DeleteData.newBuilder().setInstanceIdentifierPathArguments(
 158                 InstanceIdentifierUtils.toSerializable(path)).build().toByteArray();
 159
 160         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 161                 new ByteArrayInputStream(protobufBytes));
 162
 163         reader.readYangInstanceIdentifier();
 164     }
 165
 166     @Test
 167     public void testWithSerializable() {
 168         NormalizedNode<?, ?> input = TestModel.createTestContainer();
 169         SampleNormalizedNodeSerializable serializable = new SampleNormalizedNodeSerializable(input );
 170         SampleNormalizedNodeSerializable clone = (SampleNormalizedNodeSerializable)SerializationUtils.clone(serializable);
 171
 172         Assert.assertEquals(input, clone.getInput());
 173
 174     }
 175 }