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.mime.purifier;
19
20 import java.io.IOException;
21 import java.io.BufferedInputStream;
22 import java.io.InputStream;
23 import java.nio.charset.StandardCharsets;
24
25 import org.apache.commons.io.IOUtils;
26 import org.junit.After;
27 import org.junit.Assert;
28 import org.junit.Before;
29 import org.junit.Test;
30
31 /**
32 * Reference test case for {@link WhiteSpacesPurifier}.
33 *
34 * @author Davide Palmisano ( dpalmisano@gmail.com )
35 */
36 public class WhiteSpacesPurifierTest {
37
38 private Purifier purifier;
39
40 @Before
41 public void setUp() {
42 this.purifier = new WhiteSpacesPurifier();
43 }
44
45 @After
46 public void tearDown() {
47 this.purifier = null;
48 }
49
50 @Test
51 public void testPurification() throws IOException {
52 InputStream inputStream = new BufferedInputStream(
53 this.getClass().getResourceAsStream("/application/xhtml/blank-file-header.xhtml"));
54 this.purifier.purify(inputStream);
55 Assert.assertNotNull(inputStream);
56 Assert.assertTrue(validatePurification(IOUtils.toString(inputStream, StandardCharsets.UTF_8)));
57
58 }
59
60 /**
61 * Checks if a {@link String} starts with a propert character.
62 *
63 * @param string
64 *
65 * @return
66 */
67 private boolean validatePurification(String string) {
68 char firstChar = string.charAt(0);
69 return (firstChar != '\t') && (firstChar != '\n') && (firstChar != ' ');
70 }
71
72 }