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.TestModel;
  19 import org.opendaylight.yangtools.yang.common.QName;
  20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  21 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  22 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  23 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  24 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  25 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  26 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  27 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetEntryNodeBuilder;
  28 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetNodeBuilder;
  29 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  30
  31 public class NormalizedNodeStreamReaderWriterTest {
  32
  33     @Test
  34     public void testNormalizedNodeStreaming() throws IOException {
  35
  36         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
  37         NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(
  38             ByteStreams.newDataOutput(byteArrayOutputStream));
  39
  40         NormalizedNode<?, ?> testContainer = createTestContainer();
  41         writer.writeNormalizedNode(testContainer);
  42
  43         QName toaster = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","toaster");
  44         QName darknessFactor = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","darknessFactor");
  45         QName description = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","description");
  46         ContainerNode toasterNode = Builders.containerBuilder().
  47                 withNodeIdentifier(new NodeIdentifier(toaster)).
  48                 withChild(ImmutableNodes.leafNode(darknessFactor, "1000")).
  49                 withChild(ImmutableNodes.leafNode(description, largeString(20)))
  50                 .build();
  51
  52         ContainerNode toasterContainer = Builders.containerBuilder().
  53                 withNodeIdentifier(new NodeIdentifier(SchemaContext.NAME)).
  54                 withChild(toasterNode).build();
  55         writer.writeNormalizedNode(toasterContainer);
  56
  57         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
  58             ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
  59
  60         NormalizedNode<?,?> node = reader.readNormalizedNode();
  61         Assert.assertEquals(testContainer, node);
  62
  63         node = reader.readNormalizedNode();
  64         Assert.assertEquals(toasterContainer, node);
  65
  66         writer.close();
  67     }
  68
  69     private static NormalizedNode<?, ?> createTestContainer() {
  70         byte[] bytes1 = {1,2,3};
  71         LeafSetEntryNode<Object> entry1 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  72                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, bytes1)).
  73                 withValue(bytes1).build();
  74
  75         byte[] bytes2 = {};
  76         LeafSetEntryNode<Object> entry2 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  77                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, bytes2)).
  78                 withValue(bytes2).build();
  79
  80         LeafSetEntryNode<Object> entry3 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  81                 new YangInstanceIdentifier.NodeWithValue(TestModel.BINARY_LEAF_LIST_QNAME, null)).
  82                 withValue(null).build();
  83
  84
  85         return TestModel.createBaseTestContainerBuilder().
  86                 withChild(ImmutableLeafSetNodeBuilder.create().withNodeIdentifier(
  87                         new YangInstanceIdentifier.NodeIdentifier(TestModel.BINARY_LEAF_LIST_QNAME)).
  88                         withChild(entry1).withChild(entry2).withChild(entry3).build()).
  89                 withChild(ImmutableNodes.leafNode(TestModel.SOME_BINARY_DATA_QNAME, new byte[]{1,2,3,4})).
  90                 withChild(Builders.orderedMapBuilder().
  91                       withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.ORDERED_LIST_QNAME)).
  92                       withChild(ImmutableNodes.mapEntry(TestModel.ORDERED_LIST_ENTRY_QNAME,
  93                               TestModel.ID_QNAME, 11)).build()).
  94                 build();
  95     }
  96
  97     @Test
  98     public void testYangInstanceIdentifierStreaming() throws IOException  {
  99         YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
 100                 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
 101                         TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
 102
 103         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 104         NormalizedNodeOutputStreamWriter writer =
 105                 new NormalizedNodeOutputStreamWriter(ByteStreams.newDataOutput(byteArrayOutputStream));
 106         writer.writeYangInstanceIdentifier(path);
 107
 108         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 109             ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
 110
 111         YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
 112         Assert.assertEquals(path, newPath);
 113
 114         writer.close();
 115     }
 116
 117     @Test
 118     public void testNormalizedNodeAndYangInstanceIdentifierStreaming() throws IOException {
 119
 120         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 121         NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(
 122             ByteStreams.newDataOutput(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             ByteStreams.newDataInput(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             ByteStreams.newDataInput(protobufBytes));
 152
 153         reader.readNormalizedNode();
 154     }
 155
 156     @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
 157     public void testInvalidYangInstanceIdentifierStream() throws IOException {
 158         byte[] protobufBytes = {1,2,3};
 159         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 160             ByteStreams.newDataInput(protobufBytes));
 161
 162         reader.readYangInstanceIdentifier();
 163     }
 164
 165     @Test
 166     public void testWithSerializable() {
 167         NormalizedNode<?, ?> input = TestModel.createTestContainer();
 168         SampleNormalizedNodeSerializable serializable = new SampleNormalizedNodeSerializable(input );
 169         SampleNormalizedNodeSerializable clone = (SampleNormalizedNodeSerializable)SerializationUtils.clone(serializable);
 170
 171         Assert.assertEquals(input, clone.getInput());
 172
 173     }
 174
 175     private static String largeString(final int pow){
 176         String s = "X";
 177         for(int i=0;i<pow;i++){
 178             StringBuilder b = new StringBuilder();
 179             b.append(s).append(s);
 180             s = b.toString();
 181         }
 182         return s;
 183     }
 184 }