eec1376184c88b92c56ea2b1a193f4c76894de44
[netconf.git] / restconf / restconf-nb-bierman02 / src / test / java / org / opendaylight / controller / md / sal / rest / common / TestRestconfUtils.java
1 /*
2  * Copyright (c) 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 package org.opendaylight.controller.md.sal.rest.common;
9
10 import static org.mockito.ArgumentMatchers.any;
11 import static org.mockito.ArgumentMatchers.eq;
12 import static org.mockito.Mockito.doReturn;
13 import static org.mockito.Mockito.mock;
14
15 import com.google.common.base.Preconditions;
16 import com.google.common.collect.ImmutableClassToInstanceMap;
17 import java.io.File;
18 import java.io.FileNotFoundException;
19 import java.io.IOException;
20 import java.io.InputStream;
21 import java.net.URISyntaxException;
22 import java.util.ArrayList;
23 import java.util.Collection;
24 import java.util.List;
25 import java.util.Optional;
26 import javax.xml.parsers.ParserConfigurationException;
27 import javax.xml.stream.XMLStreamException;
28 import javax.xml.transform.dom.DOMSource;
29 import org.opendaylight.controller.sal.rest.impl.test.providers.TestJsonBodyWriter;
30 import org.opendaylight.mdsal.dom.api.DOMMountPoint;
31 import org.opendaylight.mdsal.dom.api.DOMMountPointService;
32 import org.opendaylight.mdsal.dom.api.DOMSchemaService;
33 import org.opendaylight.mdsal.dom.spi.FixedDOMSchemaService;
34 import org.opendaylight.netconf.sal.restconf.impl.ControllerContext;
35 import org.opendaylight.restconf.common.context.InstanceIdentifierContext;
36 import org.opendaylight.restconf.common.context.NormalizedNodeContext;
37 import org.opendaylight.yangtools.util.xml.UntrustedXML;
38 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
39 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
40 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
41 import org.opendaylight.yangtools.yang.data.codec.xml.XmlParserStream;
42 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNormalizedNodeStreamWriter;
43 import org.opendaylight.yangtools.yang.data.impl.schema.NormalizedNodeResult;
44 import org.opendaylight.yangtools.yang.model.api.ContainerLike;
45 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
46 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
47 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
48 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
49 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
50 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
51 import org.opendaylight.yangtools.yang.model.util.SchemaInferenceStack;
52 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
53 import org.slf4j.Logger;
54 import org.slf4j.LoggerFactory;
55 import org.w3c.dom.Document;
56 import org.xml.sax.SAXException;
57
58 public final class TestRestconfUtils {
59
60     private static final Logger LOG = LoggerFactory.getLogger(TestRestconfUtils.class);
61
62     private TestRestconfUtils() {
63         throw new UnsupportedOperationException("Test utility class");
64     }
65
66     public static ControllerContext newControllerContext(final EffectiveModelContext schemaContext) {
67         return newControllerContext(schemaContext, null);
68     }
69
70     public static ControllerContext newControllerContext(final EffectiveModelContext schemaContext,
71             final DOMMountPoint mountInstance) {
72         final DOMMountPointService mockMountService = mock(DOMMountPointService.class);
73
74         if (mountInstance != null) {
75             doReturn(Optional.of(FixedDOMSchemaService.of(() -> schemaContext))).when(mountInstance)
76                 .getService(eq(DOMSchemaService.class));
77             doReturn(Optional.ofNullable(mountInstance)).when(mockMountService).getMountPoint(
78                 any(YangInstanceIdentifier.class));
79         }
80
81         DOMSchemaService mockSchemaService = mock(DOMSchemaService.class);
82         doReturn(schemaContext).when(mockSchemaService).getGlobalContext();
83
84         DOMSchemaService mockDomSchemaService = mock(DOMSchemaService.class);
85         doReturn(ImmutableClassToInstanceMap.of()).when(mockDomSchemaService).getExtensions();
86
87         return ControllerContext.newInstance(mockSchemaService, mockMountService, mockDomSchemaService);
88     }
89
90     @SuppressWarnings("checkstyle:IllegalCatch")
91     public static EffectiveModelContext loadSchemaContext(final String yangPath,
92             final EffectiveModelContext schemaContext) {
93         try {
94             Preconditions.checkArgument(yangPath != null, "Path can not be null.");
95             Preconditions.checkArgument(!yangPath.isEmpty(), "Path can not be empty.");
96             if (schemaContext == null) {
97                 return YangParserTestUtils.parseYangFiles(TestRestconfUtils.loadFiles(yangPath));
98             } else {
99                 throw new UnsupportedOperationException("Unable to add new yang sources to existing schema context.");
100             }
101         } catch (final Exception e) {
102             LOG.error("Yang files at path: " + yangPath + " weren't loaded.", e);
103         }
104         return schemaContext;
105     }
106
107     public static NormalizedNodeContext loadNormalizedContextFromJsonFile() {
108         throw new AbstractMethodError("Not implemented yet");
109     }
110
111     @SuppressWarnings("checkstyle:IllegalCatch")
112     public static NormalizedNodeContext loadNormalizedContextFromXmlFile(final String pathToInputFile,
113             final String uri, final ControllerContext controllerContext) {
114         final InstanceIdentifierContext<?> iiContext = controllerContext.toInstanceIdentifier(uri);
115         final InputStream inputStream = TestJsonBodyWriter.class.getResourceAsStream(pathToInputFile);
116         try {
117             final Document doc = UntrustedXML.newDocumentBuilder().parse(inputStream);
118             final NormalizedNode nn = parse(iiContext, doc);
119             return new NormalizedNodeContext(iiContext, nn);
120         } catch (final Exception e) {
121             LOG.error("Load xml file " + pathToInputFile + " fail.", e);
122         }
123         return null;
124     }
125
126     private static NormalizedNode parse(final InstanceIdentifierContext<?> iiContext, final Document doc)
127             throws XMLStreamException, IOException, ParserConfigurationException, SAXException, URISyntaxException {
128         final SchemaNode schemaNodeContext = iiContext.getSchemaNode();
129         DataSchemaNode schemaNode = null;
130         if (schemaNodeContext instanceof RpcDefinition) {
131             if ("input".equalsIgnoreCase(doc.getDocumentElement().getLocalName())) {
132                 schemaNode = ((RpcDefinition) schemaNodeContext).getInput();
133             } else if ("output".equalsIgnoreCase(doc.getDocumentElement().getLocalName())) {
134                 schemaNode = ((RpcDefinition) schemaNodeContext).getOutput();
135             } else {
136                 throw new IllegalStateException("Unknown Rpc input node");
137             }
138
139         } else if (schemaNodeContext instanceof DataSchemaNode) {
140             schemaNode = (DataSchemaNode) schemaNodeContext;
141         } else {
142             throw new IllegalStateException("Unknow SchemaNode");
143         }
144
145         final String docRootElm = doc.getDocumentElement().getLocalName();
146         final String schemaNodeName = iiContext.getSchemaNode().getQName().getLocalName();
147
148         if (!schemaNodeName.equalsIgnoreCase(docRootElm)) {
149             for (final DataSchemaNode child : ((DataNodeContainer) schemaNode).getChildNodes()) {
150                 if (child.getQName().getLocalName().equalsIgnoreCase(docRootElm)) {
151                     schemaNode = child;
152                     break;
153                 }
154             }
155         }
156
157         final NormalizedNodeResult resultHolder = new NormalizedNodeResult();
158         final NormalizedNodeStreamWriter writer = ImmutableNormalizedNodeStreamWriter.from(resultHolder);
159         final XmlParserStream xmlParser = XmlParserStream.create(writer, SchemaInferenceStack.ofInstantiatedPath(
160             iiContext.getSchemaContext(), schemaNode.getPath()).toInference());
161
162         if (schemaNode instanceof ContainerLike || schemaNode instanceof ListSchemaNode) {
163             xmlParser.traverse(new DOMSource(doc.getDocumentElement()));
164             return resultHolder.getResult();
165         }
166         // FIXME : add another DataSchemaNode extensions e.g. LeafSchemaNode
167         return null;
168     }
169
170     public static Collection<File> loadFiles(final String resourceDirectory) throws FileNotFoundException {
171         final String path = TestRestconfUtils.class.getResource(resourceDirectory).getPath();
172         final File testDir = new File(path);
173         final String[] fileList = testDir.list();
174         final List<File> testFiles = new ArrayList<>();
175         if (fileList == null) {
176             throw new FileNotFoundException(resourceDirectory);
177         }
178         for (final String fileName : fileList) {
179             if (new File(testDir, fileName).isDirectory() == false) {
180                 testFiles.add(new File(testDir, fileName));
181             }
182         }
183         return testFiles;
184     }
185 }