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    1   /*
    2    * $Id: TextUtilTest.java 471756 2006-11-06 15:01:43Z husted $
    3    *
    4    * Licensed to the Apache Software Foundation (ASF) under one
    5    * or more contributor license agreements.  See the NOTICE file
    6    * distributed with this work for additional information
    7    * regarding copyright ownership.  The ASF licenses this file
    8    * to you under the Apache License, Version 2.0 (the
    9    * "License"); you may not use this file except in compliance
    10   * with the License.  You may obtain a copy of the License at
    11   *
    12   *  http://www.apache.org/licenses/LICENSE-2.0
    13   *
    14   * Unless required by applicable law or agreed to in writing,
    15   * software distributed under the License is distributed on an
    16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    17   * KIND, either express or implied.  See the License for the
    18   * specific language governing permissions and limitations
    19   * under the License.
    20   */
    21  package org.apache.struts2.views.util;
    22
    23  import junit.framework.TestCase;
    24
    25  /***
    26   * Unit test for {@link TextUtil}.
    27   *
    28   */
    29  public class TextUtilTest extends TestCase {
    30
    31      private static char EURO_SIGN = 0x20AC;
    32
    33      public void testEscape() throws Exception {
    34          assertEquals("", TextUtil.escapeHTML(""));
    35          assertEquals("   ", TextUtil.escapeHTML("   "));
    36
    37          assertEquals("Hello World", TextUtil.escapeHTML("Hello World"));
    38          assertEquals("Hello &amp; World", TextUtil.escapeHTML("Hello & World"));
    39
    40          assertEquals("Cost is 1999&euro; and this is cheap", TextUtil.escapeHTML("Cost is 1999" + EURO_SIGN + " and this is cheap"));
    41
    42          assertEquals("Now some &lt;&gt; and &lt; - &gt; and we have &lt;/ and /&gt;", TextUtil.escapeHTML("Now some <> and < - > and we have </ and />"));
    43          assertEquals("&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?&gt;", TextUtil.escapeHTML("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"));
    44      }
    45
    46      public void testEscapeEmpty() throws Exception {
    47          assertEquals("", TextUtil.escapeHTML("", true));
    48          assertEquals("   ", TextUtil.escapeHTML("   ", true));
    49
    50          assertEquals("Hello World", TextUtil.escapeHTML("Hello World", true));
    51          assertEquals("Hello &amp; World", TextUtil.escapeHTML("Hello & World", true));
    52
    53          assertEquals("Cost is 1999&euro; and this is cheap", TextUtil.escapeHTML("Cost is 1999" + EURO_SIGN + " and this is cheap", true));
    54
    55          assertEquals("Now some &lt;&gt; and &lt; - &gt; and we have &lt;/ and /&gt;", TextUtil.escapeHTML("Now some <> and < - > and we have </ and />", true));
    56          assertEquals("&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?&gt;", TextUtil.escapeHTML("<?xml version=\"1.0\" encoding=\"UTF-8\"?>", true));
    57      }
    58
    59      public void testLongText() throws Exception {
    60          // TextUtil behaves special internally for long texts
    61          String s = "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890" +
    62                     "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890" +
    63                     "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 and now s" +
    64                     "ome < that should be escaped. But this text is to long (> 300)";
    65          String res = TextUtil.escapeHTML(s);
    66          assertEquals(368, res.length());
    67          assertTrue(res.indexOf("<") == -1);
    68          assertTrue(res.indexOf(">") == -1);
    69      }
    70
    71  }