View Javadoc

1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.myfaces.tobago.util;
21  
22  import org.apache.myfaces.tobago.internal.util.HtmlWriterUtils;
23  import org.junit.Assert;
24  import org.junit.Test;
25  
26  import java.io.CharArrayWriter;
27  import java.io.IOException;
28  
29  public class HtmlWriterUtilsUnitTest {
30  
31    // some chars must escaped in attribute values other than in text
32    // put them at beginning of raw texts and in both escaped texts
33  
34    // HTML 4.0, section B.7.1: ampersands followed by
35    // an open brace don't get escaped
36    public static final String[] RAW_TEXTS = {
37        "oeffnende spitze klammern werden in attributen doch escaped <tagname >",
38        "& followed by an { -> &{ don't get escaped in attributes",
39        "abcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ",
40        "\u00a0\u00a1\u00a2\u00a3\u00a4\u00a5\u00a6\u00a7\u00a8\u00a9\u00aa\u00ab\u00ac\u00ad\u00ae\u00af",
41        "\u00b0\u00b1\u00b2\u00b3\u00b4\u00b5\u00b6\u00b7\u00b8\u00b9\u00ba\u00bb\u00bc\u00bd\u00be\u00bf",
42        "\u00c0\u00c1\u00c2\u00c3\u00c4\u00c5\u00c6\u00c7\u00c8\u00c9\u00ca\u00cb\u00cc\u00cd\u00ce\u00cf",
43        "\u00d0\u00d1\u00d2\u00d3\u00d4\u00d5\u00d6\u00d7\u00d8\u00d9\u00da\u00db\u00dc\u00dd\u00de\u00df",
44        "\u00e0\u00e1\u00e2\u00e3\u00e4\u00e5\u00e6\u00e7\u00e8\u00e9\u00ea\u00eb\u00ec\u00ed\u00ee\u00ef",
45        "\u00f0\u00f1\u00f2\u00f3\u00f4\u00f5\u00f6\u00f7\u00f8\u00f9\u00fa\u00fb\u00fc\u00fd\u00fe\u00ff"
46  
47    };
48    public static final String[] ESCAPED_TEXTS = {
49        "oeffnende spitze klammern werden in attributen doch escaped &lt;tagname &gt;",
50        "&amp; followed by an { -&gt; &amp;{ don&#39;t get escaped in attributes",
51        RAW_TEXTS[2], // no escape needed
52        "&nbsp;&iexcl;&cent;&pound;&curren;&yen;&brvbar;&sect;&uml;&copy;&ordf;&laquo;&not;&shy;&reg;&macr;",
53        "&deg;&plusmn;&sup2;&sup3;&acute;&micro;&para;&middot;&cedil;&sup1;&ordm;&raquo;&frac14;&frac12;"
54            + "&frac34;&iquest;",
55        "&Agrave;&Aacute;&Acirc;&Atilde;&Auml;&Aring;&AElig;&Ccedil;&Egrave;&Eacute;&Ecirc;&Euml;&Igrave;&Iacute;"
56            + "&Icirc;&Iuml;",
57        "&ETH;&Ntilde;&Ograve;&Oacute;&Ocirc;&Otilde;&Ouml;&times;&Oslash;&Ugrave;&Uacute;&Ucirc;&Uuml;&Yacute;"
58            + "&THORN;&szlig;",
59        "&agrave;&aacute;&acirc;&atilde;&auml;&aring;&aelig;&ccedil;&egrave;&eacute;&ecirc;&euml;&igrave;&iacute;"
60            + "&icirc;&iuml;",
61        "&eth;&ntilde;&ograve;&oacute;&ocirc;&otilde;&ouml;&divide;&oslash;&ugrave;&uacute;&ucirc;&uuml;&yacute;"
62            + "&thorn;&yuml;"
63    };
64  
65    public static final String[] ESCAPED_ATTRIBUTES = {
66        ESCAPED_TEXTS[0], // same as in texts
67        "&amp; followed by an { -&gt; &{ don&#39;t get escaped in attributes",
68        ESCAPED_TEXTS[2], // same as in texts
69        ESCAPED_TEXTS[3], // same as in texts
70        ESCAPED_TEXTS[4], // same as in texts
71        ESCAPED_TEXTS[5], // same as in texts
72        ESCAPED_TEXTS[6], // same as in texts
73        ESCAPED_TEXTS[7], // same as in texts
74        ESCAPED_TEXTS[8] // same as in texts
75    };
76  
77    @Test
78    public void testTexts() {
79      final CharArrayWriter writer = new CharArrayWriter();
80      final HtmlWriterUtils helper = new HtmlWriterUtils(writer, "");
81  
82      for (int i = 0; i < ESCAPED_TEXTS.length; i++) {
83        testText(helper, writer, RAW_TEXTS[i], ESCAPED_TEXTS[i]);
84      }
85    }
86  
87    @Test
88    public void testAttributes() {
89      final CharArrayWriter writer = new CharArrayWriter();
90      final HtmlWriterUtils helper = new HtmlWriterUtils(writer, "");
91  
92      for (int i = 0; i < ESCAPED_ATTRIBUTES.length; i++) {
93        testAttributeValue(helper, writer, RAW_TEXTS[i], ESCAPED_ATTRIBUTES[i]);
94      }
95    }
96  
97    private void testText(
98        final HtmlWriterUtils writerUtil, final CharArrayWriter writer, final String text, final String escaped) {
99      try {
100       writer.reset();
101       writerUtil.writeText(text);
102       final String result = String.valueOf(writer.toCharArray());
103       Assert.assertEquals(escaped, result);
104 
105     } catch (final IOException e) {
106       // could not occur with CharArrayWriter
107     }
108   }
109 
110   private void testAttributeValue(
111       final HtmlWriterUtils writerUtil, final CharArrayWriter writer, final String text, final String escaped) {
112     try {
113       writer.reset();
114       writerUtil.writeAttributeValue(text);
115       final String result = String.valueOf(writer.toCharArray());
116       Assert.assertEquals(escaped, result);
117 
118     } catch (final IOException e) {
119       // could not occur with CharArrayWriter
120     }
121   }
122 }