2 * Copyright (c) 2014 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.yangtools.yang.data.impl.codec.xml;
11 import static org.junit.Assert.assertEquals;
12 import static org.junit.Assert.assertTrue;
13 import com.google.common.base.Optional;
14 import com.google.common.collect.Maps;
15 import java.io.ByteArrayOutputStream;
17 import java.util.AbstractMap;
18 import java.util.Collections;
20 import javax.xml.stream.XMLOutputFactory;
21 import javax.xml.stream.XMLStreamWriter;
22 import org.custommonkey.xmlunit.Diff;
23 import org.custommonkey.xmlunit.XMLUnit;
24 import org.junit.Test;
25 import org.opendaylight.yangtools.yang.common.QName;
26 import org.opendaylight.yangtools.yang.common.QNameModule;
27 import org.opendaylight.yangtools.yang.data.api.Node;
28 import org.opendaylight.yangtools.yang.data.impl.ImmutableCompositeNode;
29 import org.w3c.dom.Document;
31 public class XmlStreamUtilsTest {
33 public static final XMLOutputFactory XML_OUTPUT_FACTORY = XMLOutputFactory.newFactory();
36 public void testWriteAttribute() throws Exception {
37 final ByteArrayOutputStream out = new ByteArrayOutputStream();
38 final XMLStreamWriter writer = XML_OUTPUT_FACTORY.createXMLStreamWriter(out);
39 writer.writeStartElement("element");
41 QName name = getAttrQName("namespace", "2012-12-12", "attr", Optional.of("prefix"));
42 final Map.Entry<QName, String> attributeEntry = new AbstractMap.SimpleEntry<>(name, "value");
44 name = getAttrQName("namespace2", "2012-12-12", "attr", Optional.<String>absent());
45 final Map.Entry<QName, String> attributeEntryNoPrefix = new AbstractMap.SimpleEntry<>(name, "value");
47 final RandomPrefix randomPrefix = new RandomPrefix();
48 XmlStreamUtils.writeAttribute(writer, attributeEntry, randomPrefix);
49 XmlStreamUtils.writeAttribute(writer, attributeEntryNoPrefix, randomPrefix);
51 writer.writeEndElement();
55 final String xmlAsString = new String(out.toByteArray());
57 final Map<String, String> mappedPrefixes = mapPrefixed(randomPrefix.getPrefixes());
58 assertEquals(2, mappedPrefixes.size());
59 final String randomPrefixValue = mappedPrefixes.get("namespace2");
61 final String expectedXmlAsString = "<element xmlns:a=\"namespace\" a:attr=\"value\" xmlns:" + randomPrefixValue + "=\"namespace2\" " + randomPrefixValue + ":attr=\"value\"></element>";
63 XMLUnit.setIgnoreAttributeOrder(true);
64 final Document control = XMLUnit.buildControlDocument(expectedXmlAsString);
65 final Document test = XMLUnit.buildTestDocument(xmlAsString);
66 final Diff diff = XMLUnit.compareXML(control, test);
68 final boolean identical = diff.identical();
69 assertTrue("Xml differs: " + diff.toString(), identical);
73 public void testEmptyNodeWithAttribute() throws Exception {
74 final ByteArrayOutputStream out = new ByteArrayOutputStream();
75 final XMLStreamWriter writer = XML_OUTPUT_FACTORY.createXMLStreamWriter(out);
77 final Map<QName, String> attrs = Maps.newHashMap();
78 attrs.put(QName.create("namespaceAttr", "2012-12-12", "attr1"), "value");
79 final QName qName = QName.create("urn:opendaylight:controller:rpc:test", "2014-07-28", "cont");
80 final ImmutableCompositeNode dataAttributes = ImmutableCompositeNode.create(qName, attrs, Collections.<Node<?>>emptyList());
81 XmlStreamUtils.create(XmlUtils.DEFAULT_XML_CODEC_PROVIDER).writeDocument(writer, dataAttributes);
86 final String xmlAsString = new String(out.toByteArray());
88 // TODO why resulting xml does not have namespace definition ? If sending xml by e.g. netconf the namespace is there but not here in test
89 final String expectedXmlAsString = "<cont xmlns:a=\"namespaceAttr\" a:attr1=\"value\"></cont>";
91 XMLUnit.setIgnoreAttributeOrder(true);
92 final Document control = XMLUnit.buildControlDocument(expectedXmlAsString);
93 final Document test = XMLUnit.buildTestDocument(xmlAsString);
94 final Diff diff = XMLUnit.compareXML(control, test);
96 final boolean identical = diff.identical();
97 assertTrue("Xml differs: " + diff.toString(), identical);
100 private Map<String, String> mapPrefixed(final Iterable<Map.Entry<URI, String>> prefixes) {
101 final Map<String, String> mappedPrefixes = Maps.newHashMap();
102 for (final Map.Entry<URI, String> prefix : prefixes) {
103 mappedPrefixes.put(prefix.getKey().toString(), prefix.getValue());
105 return mappedPrefixes;
108 private QName getAttrQName(final String namespace, final String revision, final String localName, final Optional<String> prefix) {
110 if(prefix.isPresent()) {
111 final QName moduleQName = QName.create(namespace, revision, "module");
112 final QNameModule module = QNameModule.create(moduleQName.getNamespace(), moduleQName.getRevision());
113 return QName.create(module, prefix.get(), localName);
115 return QName.create(namespace, revision, localName);