1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.any23.vocab;
19
20 import org.apache.any23.util.StringUtils;
21 import org.junit.Assert;
22 import org.junit.Test;
23 import org.eclipse.rdf4j.rio.RDFFormat;
24 import org.slf4j.Logger;
25 import org.slf4j.LoggerFactory;
26
27 import java.io.ByteArrayOutputStream;
28 import java.io.PrintStream;
29 import java.nio.charset.StandardCharsets;
30
31 /**
32 * Test case for {@link RDFSchemaUtils}.
33 *
34 * @author Michele Mostarda (mostarda@fbk.eu)
35 */
36 public class RDFSchemaUtilsTest {
37
38 private static final Logger logger = LoggerFactory.getLogger(RDFSchemaUtilsTest.class);
39
40 /**
41 * Test case for {@link RDFSchemaUtils#serializeVocabularies( org.eclipse.rdf4j.rio.RDFFormat, java.io.PrintStream)}
42 * with <i>NTriples</i> format.
43 */
44 @Test
45 public void testSerializeVocabulariesNTriples() {
46 serializeVocabularies(RDFFormat.NTRIPLES, 2178);
47 }
48
49 /**
50 * Test case for {@link RDFSchemaUtils#serializeVocabularies( org.eclipse.rdf4j.rio.RDFFormat, java.io.PrintStream)}
51 * with <i>RDFXML</i> format.
52 */
53 @Test
54 public void testSerializeVocabulariesRDFXML() {
55 serializeVocabularies(RDFFormat.RDFXML, 5709); // Effective lines + separators.
56 }
57
58 private void serializeVocabularies(RDFFormat format, int expectedLines) {
59 final ByteArrayOutputStream baos = new ByteArrayOutputStream();
60 try (PrintStream ps = new PrintStream(baos, true, StandardCharsets.UTF_8)) {
61 RDFSchemaUtils.serializeVocabularies(format, ps);
62 }
63 final String output = baos.toString(StandardCharsets.UTF_8);
64 logger.debug(output);
65 final int occurrences = StringUtils.countOccurrences(output, "\n");
66 Assert.assertEquals(expectedLines, occurrences);
67 }
68
69 }