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