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
8 package org.opendaylight.controller.sal.restconf.impl.test;
10 import static com.google.common.base.Preconditions.checkArgument;
11 import static java.util.Objects.requireNonNull;
12 import static org.junit.Assert.assertNotNull;
14 import java.io.BufferedReader;
15 import java.io.ByteArrayOutputStream;
17 import java.io.FileNotFoundException;
18 import java.io.FileReader;
19 import java.io.IOException;
20 import java.io.InputStream;
21 import java.io.OutputStreamWriter;
22 import java.nio.charset.StandardCharsets;
23 import java.text.ParseException;
24 import java.util.ArrayList;
25 import java.util.Collection;
26 import java.util.HashMap;
27 import java.util.List;
29 import java.util.regex.Matcher;
30 import java.util.regex.Pattern;
31 import javax.xml.transform.OutputKeys;
32 import javax.xml.transform.Transformer;
33 import javax.xml.transform.TransformerException;
34 import javax.xml.transform.TransformerFactory;
35 import javax.xml.transform.dom.DOMSource;
36 import javax.xml.transform.stream.StreamResult;
37 import org.opendaylight.yangtools.util.xml.UntrustedXML;
38 import org.opendaylight.yangtools.yang.common.QName;
39 import org.opendaylight.yangtools.yang.common.Revision;
40 import org.opendaylight.yangtools.yang.common.XMLNamespace;
41 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
42 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
43 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
44 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
45 import org.opendaylight.yangtools.yang.data.api.schema.builder.DataContainerNodeBuilder;
46 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafNodeBuilder;
47 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableMapEntryNodeBuilder;
48 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
49 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
50 import org.opendaylight.yangtools.yang.model.api.Module;
51 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
52 import org.slf4j.Logger;
53 import org.slf4j.LoggerFactory;
54 import org.w3c.dom.Document;
55 import org.xml.sax.SAXException;
57 public final class TestUtils {
59 private static final Logger LOG = LoggerFactory.getLogger(TestUtils.class);
65 public static EffectiveModelContext loadSchemaContext(final String... yangPath) throws FileNotFoundException {
66 final List<File> files = new ArrayList<>();
67 for (final String path : yangPath) {
68 final String pathToFile = TestUtils.class.getResource(path).getPath();
69 final File testDir = new File(pathToFile);
70 final String[] fileList = testDir.list();
71 if (fileList == null) {
72 throw new FileNotFoundException(pathToFile);
75 for (final String fileName : fileList) {
76 final File file = new File(testDir, fileName);
77 if (file.isDirectory() == false) {
83 return YangParserTestUtils.parseYangFiles(files);
86 public static Module findModule(final Collection<? extends Module> modules, final String moduleName) {
87 for (final Module module : modules) {
88 if (module.getName().equals(moduleName)) {
95 public static Document loadDocumentFrom(final InputStream inputStream) {
97 return UntrustedXML.newDocumentBuilder().parse(inputStream);
98 } catch (SAXException | IOException e) {
99 LOG.error("Error during loading Document from XML", e);
104 public static String getDocumentInPrintableForm(final Document doc) {
106 final ByteArrayOutputStream out = new ByteArrayOutputStream();
107 final TransformerFactory tf = TransformerFactory.newInstance();
108 final Transformer transformer = tf.newTransformer();
109 transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "no");
110 transformer.setOutputProperty(OutputKeys.METHOD, "xml");
111 transformer.setOutputProperty(OutputKeys.INDENT, "yes");
112 transformer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
113 transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");
115 transformer.transform(new DOMSource(requireNonNull(doc)), new StreamResult(new OutputStreamWriter(out,
116 StandardCharsets.UTF_8)));
117 final byte[] charData = out.toByteArray();
118 return new String(charData, StandardCharsets.UTF_8);
119 } catch (final TransformerException e) {
120 final String msg = "Error during transformation of Document into String";
128 * Searches module with name {@code searchedModuleName} in {@code modules}. If module name isn't specified and
129 * module set has only one element then this element is returned.
132 public static Module resolveModule(final String searchedModuleName, final Collection<? extends Module> modules) {
133 assertNotNull("Modules can't be null.", modules);
134 if (searchedModuleName != null) {
135 for (final Module m : modules) {
136 if (m.getName().equals(searchedModuleName)) {
140 } else if (modules.size() == 1) {
141 return modules.iterator().next();
146 public static DataSchemaNode resolveDataSchemaNode(final String searchedDataSchemaName, final Module module) {
147 assertNotNull("Module can't be null", module);
149 if (searchedDataSchemaName != null) {
150 for (final DataSchemaNode dsn : module.getChildNodes()) {
151 if (dsn.getQName().getLocalName().equals(searchedDataSchemaName)) {
155 } else if (module.getChildNodes().size() == 1) {
156 return module.getChildNodes().iterator().next();
161 public static QName buildQName(final String name, final String uri, final String date, final String prefix) {
162 return QName.create(XMLNamespace.of(uri), Revision.ofNullable(date), name);
165 public static QName buildQName(final String name, final String uri, final String date) {
166 return buildQName(name, uri, date, null);
169 public static QName buildQName(final String name) {
170 return buildQName(name, "", null);
173 public static String loadTextFile(final String filePath) throws IOException {
174 final FileReader fileReader = new FileReader(filePath, StandardCharsets.UTF_8);
175 final BufferedReader bufReader = new BufferedReader(fileReader);
178 final StringBuilder result = new StringBuilder();
179 while ((line = bufReader.readLine()) != null) {
183 return result.toString();
186 private static Pattern patternForStringsSeparatedByWhiteChars(final String... substrings) {
187 final StringBuilder pattern = new StringBuilder();
188 pattern.append(".*");
189 for (final String substring : substrings) {
190 pattern.append(substring);
191 pattern.append("\\s*");
193 pattern.append(".*");
194 return Pattern.compile(pattern.toString(), Pattern.DOTALL);
197 public static boolean containsStringData(final String jsonOutput, final String... substrings) {
198 final Pattern pattern = patternForStringsSeparatedByWhiteChars(substrings);
199 final Matcher matcher = pattern.matcher(jsonOutput);
200 return matcher.matches();
203 public static NodeIdentifier getNodeIdentifier(final String localName, final String namespace,
204 final String revision) throws ParseException {
205 return new NodeIdentifier(QName.create(namespace, revision, localName));
208 public static NodeIdentifierWithPredicates getNodeIdentifierPredicate(final String localName,
209 final String namespace, final String revision, final Map<String, Object> keys) throws ParseException {
210 final Map<QName, Object> predicate = new HashMap<>();
211 for (final String key : keys.keySet()) {
212 predicate.put(QName.create(namespace, revision, key), keys.get(key));
215 return NodeIdentifierWithPredicates.of(QName.create(namespace, revision, localName), predicate);
218 public static NodeIdentifierWithPredicates getNodeIdentifierPredicate(final String localName,
219 final String namespace, final String revision, final String... keysAndValues) throws ParseException {
220 checkArgument(keysAndValues.length % 2 == 0, "number of keys argument have to be divisible by 2 (map)");
221 final Map<QName, Object> predicate = new HashMap<>();
224 while (index < keysAndValues.length) {
225 predicate.put(QName.create(namespace, revision, keysAndValues[index++]), keysAndValues[index++]);
228 return NodeIdentifierWithPredicates.of(QName.create(namespace, revision, localName), predicate);
231 public static NormalizedNode prepareNormalizedNodeWithIetfInterfacesInterfacesData() throws ParseException {
232 final String ietfInterfacesDate = "2013-07-04";
233 final String namespace = "urn:ietf:params:xml:ns:yang:ietf-interfaces";
234 final DataContainerNodeBuilder<NodeIdentifierWithPredicates, MapEntryNode> mapEntryNode =
235 ImmutableMapEntryNodeBuilder.create();
237 final Map<String, Object> predicates = new HashMap<>();
238 predicates.put("name", "eth0");
240 mapEntryNode.withNodeIdentifier(getNodeIdentifierPredicate("interface", namespace, ietfInterfacesDate,
243 .withChild(new ImmutableLeafNodeBuilder<String>()
244 .withNodeIdentifier(getNodeIdentifier("name", namespace, ietfInterfacesDate)).withValue("eth0")
246 mapEntryNode.withChild(new ImmutableLeafNodeBuilder<String>()
247 .withNodeIdentifier(getNodeIdentifier("type", namespace, ietfInterfacesDate))
248 .withValue("ethernetCsmacd").build());
249 mapEntryNode.withChild(new ImmutableLeafNodeBuilder<Boolean>()
250 .withNodeIdentifier(getNodeIdentifier("enabled", namespace, ietfInterfacesDate))
251 .withValue(Boolean.FALSE).build());
252 mapEntryNode.withChild(new ImmutableLeafNodeBuilder<String>()
253 .withNodeIdentifier(getNodeIdentifier("description", namespace, ietfInterfacesDate))
254 .withValue("some interface").build());
256 return mapEntryNode.build();