    1   /*
    2    * $Header$
    3    * $Revision$
    4    * $Date$
    5    *
    6    * ====================================================================
    7    *
    8    * Copyright (C) 2005 Elliotte Rusty Harold.
    9    * All rights reserved.
    10   *
    11   * Redistribution and use in source and binary forms, with or without
    12   * modification, are permitted provided that the following conditions
    13   * are met:
    14   *
    15   * 1. Redistributions of source code must retain the above copyright
    16   *    notice, this list of conditions, and the following disclaimer.
    17   *
    18   * 2. Redistributions in binary form must reproduce the above copyright
    19   *    notice, this list of conditions, and the disclaimer that follows
    20   *    these conditions in the documentation and/or other materials
    21   *    provided with the distribution.
    22   *
    23   * 3. The name "Jaxen" must not be used to endorse or promote products
    24   *    derived from this software without prior written permission.  For
    25   *    written permission, please contact license@jaxen.org.
    26   *
    27   * 4. Products derived from this software may not be called "Jaxen", nor
    28   *    may "Jaxen" appear in their name, without prior written permission
    29   *    from the Jaxen Project Management (pm@jaxen.org).
    30   *
    31   * In addition, we request (but do not require) that you include in the
    32   * end-user documentation provided with the redistribution and/or in the
    33   * software itself an acknowledgement equivalent to the following:
    34   *     "This product includes software developed by the
    35   *      Jaxen Project (http://www.jaxen.org/)."
    36   * Alternatively, the acknowledgment may be graphical using the logos
    37   * available at http://www.jaxen.org/
    38   *
    39   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
    40   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    41   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    42   * DISCLAIMED.  IN NO EVENT SHALL THE Jaxen AUTHORS OR THE PROJECT
    43   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    44   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    45   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
    46   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
    47   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    48   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
    49   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    50   * SUCH DAMAGE.
    51   *
    52   * ====================================================================
    53   * This software consists of voluntary contributions made by many
    54   * individuals on behalf of the Jaxen Project and was originally
    55   * created by bob mcwhirter <bob@werken.com> and
    56   * James Strachan <jstrachan@apache.org>.  For more information on the
    57   * Jaxen Project, please see <http://www.jaxen.org/>.
    58   *
    59   * $Id$
    60   */
    61
    62  package org.jaxen.function;
    63
    64  import javax.xml.parsers.DocumentBuilder;
    65  import javax.xml.parsers.DocumentBuilderFactory;
    66  import javax.xml.parsers.ParserConfigurationException;
    67
    68  import junit.framework.TestCase;
    69
    70  import org.jaxen.FunctionCallException;
    71  import org.jaxen.JaxenException;
    72  import org.jaxen.XPath;
    73  import org.jaxen.dom.DOMXPath;
    74  import org.w3c.dom.Document;
    75
    76  /***
    77   * @author Elliotte Rusty Harold
    78   *
    79   */
    80  public class TranslateFunctionTest extends TestCase {
    81
    82      private Document doc;
    83
    84      public void setUp() throws ParserConfigurationException
    85      {
    86          DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    87          factory.setNamespaceAware(true);
    88          DocumentBuilder builder = factory.newDocumentBuilder();
    89          doc = builder.newDocument();
    90          doc.appendChild(doc.createElement("root"));
    91      }
    92
    93      public void testTranslate() throws JaxenException
    94      {
    95          XPath xpath = new DOMXPath( "translate('abc', 'b', 'd')" );
    96          String result = (String) xpath.evaluate( doc );
    97          assertEquals("adc", result);
    98      }
    99
    100     public void testTranslateIgnoresExtraArguments() throws JaxenException
    101     {
    102         XPath xpath = new DOMXPath( "translate('abc', 'b', 'dghf')" );
    103         String result = (String) xpath.evaluate( doc );
    104         assertEquals("adc", result);
    105     }
    106
    107     public void testTranslateFunctionRequiresAtLeastThreeArguments()
    108       throws JaxenException {
    109
    110         XPath xpath = new DOMXPath("translate('a', 'b')");
    111
    112         try {
    113             xpath.selectNodes(doc);
    114             fail("Allowed translate function with two arguments");
    115         }
    116         catch (FunctionCallException ex) {
    117             assertNotNull(ex.getMessage());
    118         }
    119
    120     }
    121
    122     public void testTranslateRequiresAtMostThreeArguments()
    123       throws JaxenException {
    124
    125         XPath xpath = new DOMXPath("substring-after('a', 'a', 'a', 'a')");
    126
    127         try {
    128             xpath.selectNodes(doc);
    129             fail("Allowed translate function with four arguments");
    130         }
    131         catch (FunctionCallException ex) {
    132             assertNotNull(ex.getMessage());
    133         }
    134
    135     }
    136
    137     public void testTranslateStringThatContainsNonBMPChars() throws JaxenException
    138     {
    139         XPath xpath = new DOMXPath( "translate('ab\uD834\uDD00b', 'b', 'd')" );
    140         String result = (String) xpath.evaluate( doc );
    141         assertEquals("ad\uD834\uDD00d", result);
    142     }
    143
    144
    145     public void testTranslateNonBMPChars() throws JaxenException
    146     {
    147         XPath xpath = new DOMXPath( "translate('ab\uD834\uDD00b', '\uD834\uDD00', 'd')" );
    148         String result = (String) xpath.evaluate( doc );
    149         assertEquals("abdb", result);
    150     }
    151
    152
    153     public void testTranslateNonBMPChars2() throws JaxenException
    154     {
    155         XPath xpath = new DOMXPath( "translate('ab\uD834\uDD00b', '\uD834\uDD00', 'da')" );
    156         String result = (String) xpath.evaluate( doc );
    157         assertEquals("abdb", result);
    158     }
    159
    160
    161     public void testTranslateWithNonBMPChars() throws JaxenException
    162     {
    163         XPath xpath = new DOMXPath( "translate('abc', 'c', '\uD834\uDD00')" );
    164         String result = (String) xpath.evaluate( doc );
    165         assertEquals("ab\uD834\uDD00", result);
    166     }
    167
    168
    169     public void testTranslateWithNonBMPChars2() throws JaxenException
    170     {
    171         XPath xpath = new DOMXPath( "translate('abc', 'c', '\uD834\uDD00b')" );
    172         String result = (String) xpath.evaluate( doc );
    173         assertEquals("ab\uD834\uDD00", result);
    174     }
    175
    176
    177     public void testTranslateWithMalformedSurrogatePair() throws JaxenException
    178     {
    179         XPath xpath = new DOMXPath( "translate('abc', 'c', '\uD834X\uDD00b')" );
    180         try {
    181             xpath.evaluate( doc );
    182             fail("Allowed malformed surrogate pair");
    183         }
    184         catch (FunctionCallException ex) {
    185             assertNotNull(ex.getMessage());
    186         }
    187     }
    188
    189
    190     public void testTranslateWithMissingLowSurrogate() throws JaxenException
    191     {
    192         XPath xpath = new DOMXPath( "translate('abc', 'c', 'AB\uD834X')" );
    193         try {
    194             xpath.evaluate( doc );
    195             fail("Allowed malformed surrogate pair");
    196         }
    197         catch (FunctionCallException ex) {
    198             assertNotNull(ex.getMessage());
    199         }
    200     }
    201
    202
    203     public void testTranslateWithExtraCharsInReplacementString() throws JaxenException
    204     {
    205         XPath xpath = new DOMXPath( "translate('abc', 'c', 'def')" );
    206         String result = (String) xpath.evaluate( doc );
    207         assertEquals("abd", result);
    208     }
    209
    210
    211 }