2 * Copyright (c) 2016 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
8 package org.opendaylight.yangtools.yang.data.codec.gson;
10 import static org.junit.Assert.assertEquals;
11 import static org.junit.Assert.assertNotNull;
12 import static org.junit.Assert.assertTrue;
13 import static org.opendaylight.yangtools.yang.data.codec.gson.TestUtils.loadTextFile;
15 import com.google.gson.JsonElement;
16 import com.google.gson.JsonParser;
17 import com.google.gson.stream.JsonReader;
19 import java.io.FileReader;
20 import java.io.IOException;
21 import java.io.InputStream;
22 import java.io.StringReader;
23 import java.io.StringWriter;
24 import java.io.Writer;
25 import java.net.URISyntaxException;
26 import java.nio.charset.StandardCharsets;
27 import javax.xml.parsers.ParserConfigurationException;
28 import javax.xml.stream.XMLStreamException;
29 import javax.xml.stream.XMLStreamReader;
30 import org.junit.AfterClass;
31 import org.junit.BeforeClass;
32 import org.junit.Test;
33 import org.opendaylight.yangtools.util.xml.UntrustedXML;
34 import org.opendaylight.yangtools.yang.common.QName;
35 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
36 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
37 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
38 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter;
39 import org.opendaylight.yangtools.yang.data.codec.xml.XmlParserStream;
40 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNormalizedNodeStreamWriter;
41 import org.opendaylight.yangtools.yang.data.impl.schema.NormalizedNodeResult;
42 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
43 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
44 import org.opendaylight.yangtools.yang.model.api.Module;
45 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
46 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
47 import org.xml.sax.SAXException;
49 public class YangModeledAnyXmlSupportTest {
50 private static EffectiveModelContext schemaContext;
51 private static JSONCodecFactory lhotkaCodecFactory;
52 private static ContainerNode data;
55 public static void init() throws XMLStreamException, URISyntaxException, IOException, ParserConfigurationException,
57 schemaContext = YangParserTestUtils.parseYangResourceDirectory("/yang-modeled-anyxml/yang");
58 lhotkaCodecFactory = JSONCodecFactorySupplier.DRAFT_LHOTKA_NETMOD_YANG_JSON_02.getShared(schemaContext);
60 final Module bazModule = schemaContext.findModules("baz").iterator().next();
61 final ContainerSchemaNode bazCont = (ContainerSchemaNode) bazModule.findDataChildByName(
62 QName.create(bazModule.getQNameModule(), "baz")).get();
64 final InputStream resourceAsStream = YangModeledAnyXmlSupportTest.class.getResourceAsStream(
65 "/yang-modeled-anyxml/xml/baz.xml");
67 final XMLStreamReader reader = UntrustedXML.createXMLStreamReader(resourceAsStream);
69 final NormalizedNodeResult result = new NormalizedNodeResult();
71 final NormalizedNodeStreamWriter streamWriter = ImmutableNormalizedNodeStreamWriter.from(result);
73 final XmlParserStream xmlParser = XmlParserStream.create(streamWriter, schemaContext, bazCont);
74 xmlParser.parse(reader);
76 assertNotNull(result.getResult());
77 assertTrue(result.getResult() instanceof ContainerNode);
78 data = (ContainerNode) result.getResult();
82 public static void cleanup() {
83 lhotkaCodecFactory = null;
89 public void jsonToNormalizedNodesTest() throws IOException, URISyntaxException, SAXException {
90 final String inputJson = loadTextFile("/yang-modeled-anyxml/json/baz.json");
91 final NormalizedNodeResult result = new NormalizedNodeResult();
92 final NormalizedNodeStreamWriter streamWriter = ImmutableNormalizedNodeStreamWriter.from(result);
93 final JsonParserStream jsonParser = JsonParserStream.create(streamWriter, lhotkaCodecFactory);
94 jsonParser.parse(new JsonReader(new StringReader(inputJson)));
95 final NormalizedNode transformedInput = result.getResult();
97 assertEquals(data, transformedInput);
101 public void normalizedNodesToJsonTest() throws IOException, URISyntaxException, SAXException {
102 final Writer writer = new StringWriter();
103 final String jsonOutput = normalizedNodeToJsonStreamTransformation(writer, data);
105 final JsonParser parser = new JsonParser();
106 final JsonElement serializedJson = parser.parse(jsonOutput);
107 final JsonElement expextedJson = parser.parse(new FileReader(new File(getClass().getResource(
108 "/yang-modeled-anyxml/json/baz.json").toURI()), StandardCharsets.UTF_8));
110 assertEquals(expextedJson, serializedJson);
113 private static String normalizedNodeToJsonStreamTransformation(final Writer writer,
114 final NormalizedNode inputStructure) throws IOException {
116 final NormalizedNodeStreamWriter jsonStream = JSONNormalizedNodeStreamWriter.createExclusiveWriter(
117 lhotkaCodecFactory, SchemaPath.ROOT, null, JsonWriterFactory.createJsonWriter(writer, 2));
118 final NormalizedNodeWriter nodeWriter = NormalizedNodeWriter.forStreamWriter(jsonStream);
119 nodeWriter.write(inputStructure);
122 return writer.toString();