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.YangInstanceIdentifier.NodeWithValue;
  23 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  24 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  25 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  26 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  27 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  28 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetEntryNodeBuilder;
  29 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetNodeBuilder;
  30 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  31
  32 public class NormalizedNodeStreamReaderWriterTest {
  33
  34     @Test
  35     public void testNormalizedNodeStreaming() throws IOException {
  36
  37         ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
  38         NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(
  39             ByteStreams.newDataOutput(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             ByteStreams.newDataInput(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 NodeWithValue<>(TestModel.BINARY_LEAF_LIST_QNAME, bytes1)).withValue(bytes1).build();
  74
  75         byte[] bytes2 = {};
  76         LeafSetEntryNode<Object> entry2 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  77                 new NodeWithValue<>(TestModel.BINARY_LEAF_LIST_QNAME, bytes2)).withValue(bytes2).build();
  78
  79         LeafSetEntryNode<Object> entry3 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
  80                 new NodeWithValue<>(TestModel.BINARY_LEAF_LIST_QNAME, null)).withValue(null).build();
  81
  82
  83         return TestModel.createBaseTestContainerBuilder().
  84                 withChild(ImmutableLeafSetNodeBuilder.create().withNodeIdentifier(
  85                         new 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 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(ByteStreams.newDataOutput(byteArrayOutputStream));
 104         writer.writeYangInstanceIdentifier(path);
 105
 106         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 107             ByteStreams.newDataInput(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(
 120             ByteStreams.newDataOutput(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             ByteStreams.newDataInput(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             ByteStreams.newDataInput(protobufBytes));
 150
 151         reader.readNormalizedNode();
 152     }
 153
 154     @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
 155     public void testInvalidYangInstanceIdentifierStream() throws IOException {
 156         byte[] protobufBytes = {1,2,3};
 157         NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
 158             ByteStreams.newDataInput(protobufBytes));
 159
 160         reader.readYangInstanceIdentifier();
 161     }
 162
 163     @Test
 164     public void testWithSerializable() {
 165         NormalizedNode<?, ?> input = TestModel.createTestContainer();
 166         SampleNormalizedNodeSerializable serializable = new SampleNormalizedNodeSerializable(input );
 167         SampleNormalizedNodeSerializable clone = (SampleNormalizedNodeSerializable)SerializationUtils.clone(serializable);
 168
 169         Assert.assertEquals(input, clone.getInput());
 170
 171     }
 172
 173     private static String largeString(final int pow){
 174         String s = "X";
 175         for(int i=0;i<pow;i++){
 176             StringBuilder b = new StringBuilder();
 177             b.append(s).append(s);
 178             s = b.toString();
 179         }
 180         return s;
 181     }
 182 }