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

   1 /*
   2  *
   3  *  Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   4  *
   5  *  This program and the accompanying materials are made available under the
   6  *  terms of the Eclipse Public License v1.0 which accompanies this distribution,
   7  *  and is available at http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  */
  10 package org.opendaylight.controller.cluster.datastore.node.utils.stream;
  11
  12 import java.io.ByteArrayInputStream;
  13 import java.io.ByteArrayOutputStream;
  14 import java.io.IOException;
  15 import org.apache.commons.lang.SerializationUtils;
  16 import org.junit.Assert;
  17 import org.junit.Test;
  18 import org.opendaylight.controller.cluster.datastore.node.NormalizedNodeToNodeCodec;
  19 import org.opendaylight.controller.cluster.datastore.util.InstanceIdentifierUtils;
  20 import org.opendaylight.controller.cluster.datastore.util.TestModel;
  21 import org.opendaylight.controller.protobuff.messages.transaction.ShardTransactionMessages;
  22 import org.opendaylight.yangtools.yang.common.QName;
  23 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  24 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  25 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  26 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  27 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  28 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  29 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  30 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetEntryNodeBuilder;
  31 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetNodeBuilder;
  32 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  33
  34 public class NormalizedNodeStreamReaderWriterTest {
  35
  36     @Test
  37     public void testNormalizedNodeStreaming() throws IOException {
  38
  39         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
  40         NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(byteArrayOutputStream);
  41
  42         NormalizedNode<?, ?> testContainer = createTestContainer();
  43         writer.writeNormalizedNode(testContainer);
  44
  45         QName toaster = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","toaster");
  46         QName darknessFactor = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","darknessFactor");
  47         ContainerNode toasterNode = Builders.containerBuilder().
  48                 withNodeIdentifier(new NodeIdentifier(toaster)).
  49                 withChild(ImmutableNodes.leafNode(darknessFactor, "1000")).build();
  50
  51         ContainerNode toasterContainer = Builders.containerBuilder().
  52                 withNodeIdentifier(new NodeIdentifier(SchemaContext.NAME)).
  53                 withChild(toasterNode).build();
  54         writer.writeNormalizedNode(toasterContainer);
  55
  56         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
  57                 new ByteArrayInputStream(byteArrayOutputStream.toByteArray()));
  58
  59         NormalizedNode<?,?> node = reader.readNormalizedNode();
  60         Assert.assertEquals(testContainer, node);
  61
  62         node = reader.readNormalizedNode();
  63         Assert.assertEquals(toasterContainer, node);
  64
  65         writer.close();
  66     }
  67
  68     private NormalizedNode<?, ?> createTestContainer() {
  69         byte[] bytes1 = {1,2,3};
  70         LeafSetEntryNode<Object> entry1 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  71                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, bytes1)).
  72                 withValue(bytes1).build();
  73
  74         byte[] bytes2 = {};
  75         LeafSetEntryNode<Object> entry2 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  76                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, bytes2)).
  77                 withValue(bytes2).build();
  78
  79         LeafSetEntryNode<Object> entry3 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  80                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, null)).
  81                 withValue(null).build();
  82
  83
  84         return TestModel.createBaseTestContainerBuilder().
  85                 withChild(ImmutableLeafSetNodeBuilder.create().withNodeIdentifier(
  86                         new YangInstanceIdentifier.NodeIdentifier(TestModel.BINARY_LEAF_LIST_QNAME)).
  87                         withChild(entry1).withChild(entry2).withChild(entry3).build()).
  88                 withChild(ImmutableNodes.leafNode(TestModel.SOME_BINARY_DATA_QNAME, new byte[]{1,2,3,4})).
  89                 withChild(Builders.orderedMapBuilder().
  90                       withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.ORDERED_LIST_QNAME)).
  91                       withChild(ImmutableNodes.mapEntry(TestModel.ORDERED_LIST_ENTRY_QNAME,
  92                               TestModel.ID_QNAME, 11)).build()).
  93                 build();
  94     }
  95
  96     @Test
  97     public void testYangInstanceIdentifierStreaming() throws IOException  {
  98         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
  99                 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
 100                         TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
 101
 102         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 103         NormalizedNodeOutputStreamWriter writer =
 104                 new NormalizedNodeOutputStreamWriter(byteArrayOutputStream);
 105         writer.writeYangInstanceIdentifier(path);
 106
 107         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 108                 new ByteArrayInputStream(byteArrayOutputStream.toByteArray()));
 109
 110         YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
 111         Assert.assertEquals(path, newPath);
 112
 113         writer.close();
 114     }
 115
 116     @Test
 117     public void testNormalizedNodeAndYangInstanceIdentifierStreaming() throws IOException {
 118
 119         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 120         NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(byteArrayOutputStream);
 121
 122         NormalizedNode<?, ?> testContainer = TestModel.createBaseTestContainerBuilder().build();
 123         writer.writeNormalizedNode(testContainer);
 124
 125         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
 126                 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
 127                         TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
 128
 129         writer.writeYangInstanceIdentifier(path);
 130
 131         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 132                 new ByteArrayInputStream(byteArrayOutputStream.toByteArray()));
 133
 134         NormalizedNode<?,?> node = reader.readNormalizedNode();
 135         Assert.assertEquals(testContainer, node);
 136
 137         YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
 138         Assert.assertEquals(path, newPath);
 139
 140         writer.close();
 141     }
 142
 143     @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
 144     public void testInvalidNormalizedNodeStream() throws IOException {
 145         byte[] protobufBytes = new NormalizedNodeToNodeCodec(null).encode(
 146                 TestModel.createBaseTestContainerBuilder().build()).getNormalizedNode().toByteArray();
 147
 148         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 149                 new ByteArrayInputStream(protobufBytes));
 150
 151         reader.readNormalizedNode();
 152     }
 153
 154     @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
 155     public void testInvalidYangInstanceIdentifierStream() throws IOException {
 156         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).build();
 157
 158         byte[] protobufBytes = ShardTransactionMessages.DeleteData.newBuilder().setInstanceIdentifierPathArguments(
 159                 InstanceIdentifierUtils.toSerializable(path)).build().toByteArray();
 160
 161         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 162                 new ByteArrayInputStream(protobufBytes));
 163
 164         reader.readYangInstanceIdentifier();
 165     }
 166
 167     @Test
 168     public void testWithSerializable() {
 169         NormalizedNode<?, ?> input = TestModel.createTestContainer();
 170         SampleNormalizedNodeSerializable serializable = new SampleNormalizedNodeSerializable(input );
 171         SampleNormalizedNodeSerializable clone = (SampleNormalizedNodeSerializable)SerializationUtils.clone(serializable);
 172
 173         Assert.assertEquals(input, clone.getInput());
 174
 175     }
 176 }