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 com.google.common.io.ByteStreams;
  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(
  40             ByteStreams.newDataOutput(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         QName description = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","description");
  48         ContainerNode toasterNode = Builders.containerBuilder().
  49                 withNodeIdentifier(new NodeIdentifier(toaster)).
  50                 withChild(ImmutableNodes.leafNode(darknessFactor, "1000")).
  51                 withChild(ImmutableNodes.leafNode(description, largeString(20)))
  52                 .build();
  53
  54         ContainerNode toasterContainer = Builders.containerBuilder().
  55                 withNodeIdentifier(new NodeIdentifier(SchemaContext.NAME)).
  56                 withChild(toasterNode).build();
  57         writer.writeNormalizedNode(toasterContainer);
  58
  59         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
  60             ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
  61
  62         NormalizedNode<?,?> node = reader.readNormalizedNode();
  63         Assert.assertEquals(testContainer, node);
  64
  65         node = reader.readNormalizedNode();
  66         Assert.assertEquals(toasterContainer, node);
  67
  68         writer.close();
  69     }
  70
  71     private static NormalizedNode<?, ?> createTestContainer() {
  72         byte[] bytes1 = {1,2,3};
  73         LeafSetEntryNode<Object> entry1 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  74                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, bytes1)).
  75                 withValue(bytes1).build();
  76
  77         byte[] bytes2 = {};
  78         LeafSetEntryNode<Object> entry2 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  79                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, bytes2)).
  80                 withValue(bytes2).build();
  81
  82         LeafSetEntryNode<Object> entry3 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  83                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, null)).
  84                 withValue(null).build();
  85
  86
  87         return TestModel.createBaseTestContainerBuilder().
  88                 withChild(ImmutableLeafSetNodeBuilder.create().withNodeIdentifier(
  89                         new YangInstanceIdentifier.NodeIdentifier(TestModel.BINARY_LEAF_LIST_QNAME)).
  90                         withChild(entry1).withChild(entry2).withChild(entry3).build()).
  91                 withChild(ImmutableNodes.leafNode(TestModel.SOME_BINARY_DATA_QNAME, new byte[]{1,2,3,4})).
  92                 withChild(Builders.orderedMapBuilder().
  93                       withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.ORDERED_LIST_QNAME)).
  94                       withChild(ImmutableNodes.mapEntry(TestModel.ORDERED_LIST_ENTRY_QNAME,
  95                               TestModel.ID_QNAME, 11)).build()).
  96                 build();
  97     }
  98
  99     @Test
 100     public void testYangInstanceIdentifierStreaming() throws IOException  {
 101         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
 102                 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
 103                         TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
 104
 105         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 106         NormalizedNodeOutputStreamWriter writer =
 107                 new NormalizedNodeOutputStreamWriter(ByteStreams.newDataOutput(byteArrayOutputStream));
 108         writer.writeYangInstanceIdentifier(path);
 109
 110         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 111             ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
 112
 113         YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
 114         Assert.assertEquals(path, newPath);
 115
 116         writer.close();
 117     }
 118
 119     @Test
 120     public void testNormalizedNodeAndYangInstanceIdentifierStreaming() throws IOException {
 121
 122         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 123         NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(
 124             ByteStreams.newDataOutput(byteArrayOutputStream));
 125
 126         NormalizedNode<?, ?> testContainer = TestModel.createBaseTestContainerBuilder().build();
 127         writer.writeNormalizedNode(testContainer);
 128
 129         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
 130                 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
 131                         TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
 132
 133         writer.writeYangInstanceIdentifier(path);
 134
 135         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 136             ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
 137
 138         NormalizedNode<?,?> node = reader.readNormalizedNode();
 139         Assert.assertEquals(testContainer, node);
 140
 141         YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
 142         Assert.assertEquals(path, newPath);
 143
 144         writer.close();
 145     }
 146
 147     @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
 148     public void testInvalidNormalizedNodeStream() throws IOException {
 149         byte[] protobufBytes = new NormalizedNodeToNodeCodec(null).encode(
 150                 TestModel.createBaseTestContainerBuilder().build()).getNormalizedNode().toByteArray();
 151
 152         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 153             ByteStreams.newDataInput(protobufBytes));
 154
 155         reader.readNormalizedNode();
 156     }
 157
 158     @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
 159     public void testInvalidYangInstanceIdentifierStream() throws IOException {
 160         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).build();
 161
 162         byte[] protobufBytes = ShardTransactionMessages.DeleteData.newBuilder().setInstanceIdentifierPathArguments(
 163                 InstanceIdentifierUtils.toSerializable(path)).build().toByteArray();
 164
 165         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 166             ByteStreams.newDataInput(protobufBytes));
 167
 168         reader.readYangInstanceIdentifier();
 169     }
 170
 171     @Test
 172     public void testWithSerializable() {
 173         NormalizedNode<?, ?> input = TestModel.createTestContainer();
 174         SampleNormalizedNodeSerializable serializable = new SampleNormalizedNodeSerializable(input );
 175         SampleNormalizedNodeSerializable clone = (SampleNormalizedNodeSerializable)SerializationUtils.clone(serializable);
 176
 177         Assert.assertEquals(input, clone.getInput());
 178
 179     }
 180
 181     private static String largeString(final int pow){
 182         String s = "X";
 183         for(int i=0;i<pow;i++){
 184             StringBuilder b = new StringBuilder();
 185             b.append(s).append(s);
 186             s = b.toString();
 187         }
 188         return s;
 189     }
 190 }