1 /*
   2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8015978
  27  * @summary Incorrect transformation of XPath expression "string(-0)"
  28  * @run main XPathNegativeZero
  29  * @author aleksej.efimov@oracle.com
  30  */
  31 
  32 import java.io.File;
  33 import java.io.StringWriter;
  34 import javax.xml.transform.TransformerFactory;
  35 import javax.xml.transform.Templates;
  36 import javax.xml.transform.Transformer;
  37 import javax.xml.transform.Source;
  38 import javax.xml.transform.Result;
  39 import javax.xml.transform.stream.StreamSource;
  40 import javax.xml.transform.stream.StreamResult;
  41 
  42 
  43 public class XPathNegativeZero {
  44 
  45     static final String EXPECTEDXML = "<newtop>\"0\"</newtop>";
  46 
  47     public static void main(final String[] args) throws Exception {
  48         //file name of XML file to transform
  49         final String xml = System.getProperty("test.src", ".")+"/dummy.xml"; 
  50         //file name of XSL file w/ transformation
  51         final String xsl = System.getProperty("test.src", ".")+"/negativezero.xsl"; 
  52         final String result = xform(xml, xsl).trim();
  53 
  54         System.out.println("transformed XML: '"+result+ "' expected XML: '"+EXPECTEDXML+"'");
  55         if (!result.equals(EXPECTEDXML))
  56             throw new Exception("Negative zero was incorrectly transformed");
  57     }
  58 
  59     private static String xform(final String xml, final String xsl) throws Exception {
  60         final TransformerFactory tf = TransformerFactory.newInstance();
  61         final Source xslsrc = new StreamSource(new File(xsl));
  62         final Templates tmpl = tf.newTemplates(xslsrc);
  63         final Transformer t = tmpl.newTransformer();
  64 
  65         StringWriter writer = new StringWriter();
  66         final Source src = new StreamSource(new File(xml));
  67         final Result res = new StreamResult(writer);
  68 
  69         t.transform(src, res);
  70         return writer.toString();
  71     }
  72 }