2 * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.controller.cluster.datastore.node.utils.stream;
11 import static org.junit.Assert.assertEquals;
13 import com.google.common.base.Optional;
14 import com.google.common.io.ByteStreams;
15 import java.io.ByteArrayOutputStream;
16 import java.io.IOException;
17 import java.io.StringReader;
18 import java.io.StringWriter;
19 import javax.xml.parsers.DocumentBuilderFactory;
20 import javax.xml.transform.OutputKeys;
21 import javax.xml.transform.Transformer;
22 import javax.xml.transform.TransformerFactory;
23 import javax.xml.transform.dom.DOMSource;
24 import javax.xml.transform.stream.StreamResult;
25 import org.apache.commons.lang.SerializationUtils;
26 import org.junit.Assert;
27 import org.junit.Test;
28 import org.opendaylight.controller.cluster.datastore.node.NormalizedNodeToNodeCodec;
29 import org.opendaylight.controller.cluster.datastore.util.TestModel;
30 import org.opendaylight.yangtools.yang.common.QName;
31 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
32 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
33 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
34 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
35 import org.opendaylight.yangtools.yang.data.api.schema.AnyXmlNode;
36 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
37 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
38 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
39 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
40 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
41 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
42 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
43 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetEntryNodeBuilder;
44 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetNodeBuilder;
45 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
46 import org.w3c.dom.Element;
47 import org.w3c.dom.Node;
48 import org.xml.sax.InputSource;
50 public class NormalizedNodeStreamReaderWriterTest {
53 public void testNormalizedNodeStreaming() throws IOException {
55 ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
56 NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(
57 ByteStreams.newDataOutput(byteArrayOutputStream));
59 NormalizedNode<?, ?> testContainer = createTestContainer();
60 writer.writeNormalizedNode(testContainer);
62 QName toaster = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","toaster");
63 QName darknessFactor = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","darknessFactor");
64 QName description = QName.create("http://netconfcentral.org/ns/toaster","2009-11-20","description");
65 ContainerNode toasterNode = Builders.containerBuilder().
66 withNodeIdentifier(new NodeIdentifier(toaster)).
67 withChild(ImmutableNodes.leafNode(darknessFactor, "1000")).
68 withChild(ImmutableNodes.leafNode(description, largeString(20)))
71 ContainerNode toasterContainer = Builders.containerBuilder().
72 withNodeIdentifier(new NodeIdentifier(SchemaContext.NAME)).
73 withChild(toasterNode).build();
74 writer.writeNormalizedNode(toasterContainer);
76 NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
77 ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
79 NormalizedNode<?,?> node = reader.readNormalizedNode();
80 Assert.assertEquals(testContainer, node);
82 node = reader.readNormalizedNode();
83 Assert.assertEquals(toasterContainer, node);
88 private static NormalizedNode<?, ?> createTestContainer() {
89 byte[] bytes1 = {1,2,3};
90 LeafSetEntryNode<Object> entry1 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
91 new NodeWithValue<>(TestModel.BINARY_LEAF_LIST_QNAME, bytes1)).withValue(bytes1).build();
94 LeafSetEntryNode<Object> entry2 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
95 new NodeWithValue<>(TestModel.BINARY_LEAF_LIST_QNAME, bytes2)).withValue(bytes2).build();
97 LeafSetEntryNode<Object> entry3 = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
98 new NodeWithValue<>(TestModel.BINARY_LEAF_LIST_QNAME, null)).withValue(null).build();
100 return TestModel.createBaseTestContainerBuilder().
101 withChild(ImmutableLeafSetNodeBuilder.create().withNodeIdentifier(
102 new NodeIdentifier(TestModel.BINARY_LEAF_LIST_QNAME)).
103 withChild(entry1).withChild(entry2).withChild(entry3).build()).
104 withChild(ImmutableNodes.leafNode(TestModel.SOME_BINARY_DATA_QNAME, new byte[]{1,2,3,4})).
105 withChild(Builders.orderedMapBuilder().
106 withNodeIdentifier(new NodeIdentifier(TestModel.ORDERED_LIST_QNAME)).
107 withChild(ImmutableNodes.mapEntry(TestModel.ORDERED_LIST_ENTRY_QNAME,
108 TestModel.ID_QNAME, 11)).build()).
113 public void testYangInstanceIdentifierStreaming() throws IOException {
114 YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
115 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
116 TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
118 ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
119 NormalizedNodeOutputStreamWriter writer =
120 new NormalizedNodeOutputStreamWriter(ByteStreams.newDataOutput(byteArrayOutputStream));
121 writer.writeYangInstanceIdentifier(path);
123 NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
124 ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
126 YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
127 Assert.assertEquals(path, newPath);
133 public void testNormalizedNodeAndYangInstanceIdentifierStreaming() throws IOException {
135 ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
136 NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(
137 ByteStreams.newDataOutput(byteArrayOutputStream));
139 NormalizedNode<?, ?> testContainer = TestModel.createBaseTestContainerBuilder().build();
140 writer.writeNormalizedNode(testContainer);
142 YangInstanceIdentifier path = YangInstanceIdentifier.builder(TestModel.TEST_PATH).
143 node(TestModel.OUTER_LIST_QNAME).nodeWithKey(
144 TestModel.INNER_LIST_QNAME, TestModel.ID_QNAME, 10).build();
146 writer.writeYangInstanceIdentifier(path);
148 NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
149 ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
151 NormalizedNode<?,?> node = reader.readNormalizedNode();
152 Assert.assertEquals(testContainer, node);
154 YangInstanceIdentifier newPath = reader.readYangInstanceIdentifier();
155 Assert.assertEquals(path, newPath);
160 @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
161 public void testInvalidNormalizedNodeStream() throws IOException {
162 byte[] protobufBytes = new NormalizedNodeToNodeCodec(null).encode(
163 TestModel.createBaseTestContainerBuilder().build()).getNormalizedNode().toByteArray();
165 NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
166 ByteStreams.newDataInput(protobufBytes));
168 reader.readNormalizedNode();
171 @Test(expected=InvalidNormalizedNodeStreamException.class, timeout=10000)
172 public void testInvalidYangInstanceIdentifierStream() throws IOException {
173 byte[] protobufBytes = {1,2,3};
174 NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
175 ByteStreams.newDataInput(protobufBytes));
177 reader.readYangInstanceIdentifier();
181 public void testWithSerializable() {
182 NormalizedNode<?, ?> input = TestModel.createTestContainer();
183 SampleNormalizedNodeSerializable serializable = new SampleNormalizedNodeSerializable(input );
184 SampleNormalizedNodeSerializable clone = (SampleNormalizedNodeSerializable)SerializationUtils.clone(serializable);
186 Assert.assertEquals(input, clone.getInput());
191 public void testAnyXmlStreaming() throws Exception {
192 String xml = "<foo xmlns=\"http://www.w3.org/TR/html4/\" x=\"123\"><bar>one</bar><bar>two</bar></foo>";
193 final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
194 factory.setNamespaceAware(true);
196 Node xmlNode = factory.newDocumentBuilder().parse(
197 new InputSource(new StringReader(xml))).getDocumentElement();
199 assertEquals("http://www.w3.org/TR/html4/", xmlNode.getNamespaceURI());
201 NormalizedNode<?, ?> anyXmlContainer = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
202 new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME)).withChild(
203 Builders.anyXmlBuilder().withNodeIdentifier(new NodeIdentifier(TestModel.ANY_XML_QNAME))
204 .withValue(new DOMSource(xmlNode)).build()).build();
206 ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
207 NormalizedNodeOutputStreamWriter writer = new NormalizedNodeOutputStreamWriter(
208 ByteStreams.newDataOutput(byteArrayOutputStream));
210 writer.writeNormalizedNode(anyXmlContainer);
212 NormalizedNodeInputStreamReader reader = new NormalizedNodeInputStreamReader(
213 ByteStreams.newDataInput(byteArrayOutputStream.toByteArray()));
215 ContainerNode deserialized = (ContainerNode)reader.readNormalizedNode();
217 Optional<DataContainerChild<? extends PathArgument, ?>> child =
218 deserialized.getChild(new NodeIdentifier(TestModel.ANY_XML_QNAME));
219 assertEquals("AnyXml child present", true, child.isPresent());
221 StreamResult xmlOutput = new StreamResult(new StringWriter());
222 Transformer transformer = TransformerFactory.newInstance().newTransformer();
223 transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
224 transformer.transform(((AnyXmlNode)child.get()).getValue(), xmlOutput);
226 assertEquals("XML", xml, xmlOutput.getWriter().toString());
227 assertEquals("http://www.w3.org/TR/html4/", ((AnyXmlNode)child.get()).getValue().getNode().getNamespaceURI());
232 private static String largeString(final int pow){
234 for(int i=0;i<pow;i++){
235 StringBuilder b = new StringBuilder();
236 b.append(s).append(s);